Catalyst 3750-X and 3560-X Switch Software Configuration Guide, Release 12.2(58)SE

Index

Numerics

10-Gigabit Ethernet interfaces 13-6

802.1AE 11-32

802.1x-REV 11-33

AAA down policy, NAC Layer 2 IP validation 1-12

abbreviating commands 2-3

ABRs 41-27

AC (command switch) 6-10

access control entries

See ACEs

access-denied response, VMPS 14-28

access groups

applying IPv4 ACLs to interfaces 36-22

Layer 3 36-22

access groups, applying IPv4 ACLs to interfaces 36-22

accessing

clusters, switch 6-13

command switches 6-11

member switches 6-13

switch clusters 6-13

accessing stack members 5-30

access lists

See ACLs

access ports

and Layer 2 protocol tunneling 18-11

defined 13-3

in switch clusters 6-9

access template 8-2

accounting

with 802.1x 11-52

with IEEE 802.1x 11-14

with RADIUS 10-34

with TACACS+ 10-11, 10-17

ACEs

and QoS 37-8

defined 36-2

Ethernet 36-2

IP 36-2

ACLs

ACEs 36-2

applying

on bridged packets 36-42

on multicast packets 36-43

on routed packets 36-43

on switched packets 36-41

time ranges to 36-18

to an interface 36-21, 38-7

to QoS 37-7

classifying traffic for QoS 37-49

comments in 36-20

compiling 36-24

defined 36-2, 36-8

examples of 36-24, 37-49

extended IP, configuring for QoS classification 37-50

extended IPv4

creating 36-11

matching criteria 36-8

hardware and software handling 36-23

creating 36-8

fragments and QoS guidelines 37-39

implicit deny 36-11, 36-15, 36-18

implicit masks 36-11

matching criteria 36-8

undefined 36-23

IPv4

applying to interfaces 36-21

creating 36-8

matching criteria 36-8

named 36-16

numbers 36-9

terminal lines, setting on 36-20

unsupported features 36-7

IPv6

and stacking 38-3

applying to interfaces 38-7

configuring 38-4, 38-5

displaying 38-8

interactions with other features 38-4

limitations 38-3

matching criteria 38-3

named 38-3

precedence of 38-2

supported 38-2

unsupported features 38-3

Layer 4 information in 36-41

logging messages 36-9

MAC extended 36-29, 37-53

matching 36-8, 36-22

monitoring 36-44, 38-8

named

IPv4 36-16

IPv6 38-3

names 38-4

number per QoS class map 37-39

port 36-3, 38-2

precedence of 36-3

QoS 37-7, 37-49

resequencing entries 36-16

router 36-3, 38-2

router ACLs and VLAN map configuration guidelines 36-40

standard IP, configuring for QoS classification 37-49, 37-51

standard IPv4

creating 36-10

matching criteria 36-8

support for 1-11

support in hardware 36-23

time ranges 36-18

types supported 36-2

unsupported features

IPv4 36-7

IPv6 38-3

using router ACLs with VLAN maps 36-40

VLAN maps

configuration guidelines 36-33

configuring 36-32

active link 22-4, 22-5, 22-6

active links 22-2

active router 43-2

active traffic monitoring, IP SLAs 44-1

address aliasing 26-2

addresses

displaying the MAC address table 7-23

dynamic

accelerated aging 19-9

changing the aging time 7-14

default aging 19-9

defined 7-12

learning 7-13

removing 7-15

IPv6 42-2

MAC, discovering 7-24

multicast

group address range 47-3

STP address management 19-8

static

adding and removing 7-20

defined 7-12

address resolution 7-24, 41-10

Address Resolution Protocol

See ARP

adjacency tables, with CEF 41-92

administrative distances

defined 41-104

OSPF 41-35

routing protocol defaults 41-94

See also stacks, switch

CiscoWorks 2000 1-6, 34-4

CISP 11-31

CIST regional root

See MSTP

CIST root

See MSTP

civic location 29-3

classless interdomain routing

See CIDR

classless routing 41-8

class maps for QoS

configuring 37-54

described 37-8

class of service

See CoS

clearing interfaces 13-50

CLI

abbreviating commands 2-3

command modes 2-1

configuration logging 2-4

described 1-6

editing features

enabling and disabling 2-6

keystroke editing 2-7

wrapped lines 2-8

error messages 2-4

filtering command output 2-9

getting help 2-3

history

changing the buffer size 2-5

described 2-5

disabling 2-6

recalling commands 2-6

managing clusters 6-16

no and default forms of commands 2-4

Client Information Signalling Protocol

See CISP

client mode, VTP 15-3

client processes, tracking 45-1

CLNS

See ISO CLNS

clock

See system clock

clusters, switch

accessing 6-13

automatic discovery 6-5

automatic recovery 6-10

benefits 1-2

compatibility 6-4

described 6-1

LRE profile considerations 6-16

managing

through CLI 6-16

through SNMP 6-17

planning 6-4

planning considerations

automatic discovery 6-5

automatic recovery 6-10

CLI 6-16

host names 6-13

IP addresses 6-13

LRE profiles 6-16

passwords 6-14

RADIUS 6-16

SNMP 6-14, 6-17

switch stacks 6-14

TACACS+ 6-16

cluster standby group

and HSRP group 43-12

automatic recovery 6-12

considerations 6-11

defined 6-2

requirements 6-3

virtual IP address 6-11

See also stacks, switch

stack member

accessing CLI of specific member 5-30

configuring

member number 5-26

priority value 5-26

defined 5-2

displaying information of 5-30

IPv6 42-11

number 5-7

priority value 5-8

provisioning a new member 5-27

replacing 5-16

See also stacks, switch

stack member number 13-17

stack protocol version 5-11

stacks, switch

accessing CLI of specific member 5-30

assigning information

member number 5-26

priority value 5-26

provisioning a new member 5-27

auto-advise 5-13

auto-copy 5-12

auto-extract 5-12

auto-upgrade 5-12

bridge ID 5-7

Catalyst 3750-X-only 5-2

CDP considerations 27-2

compatibility, software 5-11

configuration file 5-15

configuration scenarios 5-18

copying an image file from one member to another A-39

default configuration 5-24

description of 5-2

displaying information of 5-30

enabling persistent MAC address timer 5-24

hardware compatibility and SDM mismatch mode 5-10

HSRP considerations 43-5

in clusters 6-14

incompatible software and image upgrades 5-15, A-40

IPv6 on 42-10

MAC address considerations 7-14

MAC address of 5-24

management connectivity 5-17

managing 5-1

managing mixed

See Catalyst 3750-E and 3750 Switch Stacking Compatibility Guide

membership 5-4

merged 5-4

mixed

hardware 5-2

hardware and software 5-2

software 5-2

with Catalyst 3750-E and 3750 switches 5-2

mixed software images

See Cisco Software Activation and Compatibility Document

MSTP instances supported 19-10

multicast routing, stack master and member roles 47-10

offline configuration

described 5-8

effects of adding a provisioned switch 5-9

effects of removing a provisioned switch 5-10

effects of replacing a provisioned switch 5-10

provisioned configuration, defined 5-8

provisioned switch, defined 5-8

provisioning a new member 5-27

partitioned 5-4, 50-8

provisioned switch

adding 5-9

removing 5-10

replacing 5-10

replacing a failed member 5-16

software compatibility 5-11

software image version 5-11

stack protocol version 5-11

STP

bridge ID 19-3

instances supported 19-10

root port selection 19-3

stack root switch election 19-3

system messages

hostnames in the display 33-1

remotely monitoring 33-2

system prompt consideration 7-7

system-wide configuration considerations 5-16

upgrading A-39

version-mismatch (VM) mode

automatic upgrades with auto-upgrade 5-12

described 5-12

examples 5-13

manual upgrades with auto-advise 5-13

upgrades with auto-extract 5-12

See also stacks, switch

standby command switch

configuring

considerations 6-11

defined 6-2

priority 6-10

requirements 6-3

virtual IP address 6-11

See also IP traceroute

tracked lists

configuring 45-3

types 45-3

tracked objects

by Boolean expression 45-4

by threshold percentage 45-6

by threshold weight 45-5

tracking interface line-protocol state 45-2

tracking IP routing state 45-2

tracking objects 45-1

tracking process 45-1

track state, tracking IP SLAs 45-9

traffic

blocking flooded 28-8

fragmented 36-6

fragmented IPv6 38-2

unfragmented 36-6

traffic policing 1-14

traffic suppression 28-1

transmit hold-count

see STP

transparent mode, VTP 15-4

trap-door mechanism 4-2

traps

configuring MAC address notification 7-15, 7-17, 7-18

configuring managers 34-12

enabling 7-15, 7-17, 7-18, 34-12

notification types 34-12

overview 34-1, 34-4

troubleshooting

connectivity problems 50-15, 50-16, 50-18

CPU utilization 50-29

detecting unidirectional links 30-1

displaying crash information 50-24

PIMv1 and PIMv2 interoperability problems 47-35

setting packet forwarding 50-22

SFP security and identification 50-14

show forward command 50-22

with CiscoWorks 34-4

with debug commands 50-20

with ping 50-15

with system message logging 33-1

with traceroute 50-18

trunk failover

See link-state tracking

trunking encapsulation 1-10

trunk ports

configuring 14-19

defined 13-3, 14-3

encapsulation 14-19, 14-25

trunks

allowed-VLAN list 14-20

configuring 14-19, 14-25

ISL 14-15

load sharing

setting STP path costs 14-26

using STP port priorities 14-24

native VLAN for untagged traffic 14-23

parallel 14-26

pruning-eligible list 14-22

to non-DTP device 14-15

trusted boundary for QoS 37-45

trusted port states

between QoS domains 37-47

classification options 37-5

ensuring port security for IP phones 37-45

support for 1-14

within a QoS domain 37-43

trustpoints, CA 10-49

tunneling

defined 18-1

IEEE 802.1Q 18-1

Layer 2 protocol 18-8

tunnel ports

described 13-4, 18-2

IEEE 802.1Q, configuring 18-7

incompatibilities with other features 18-6

twisted-pair Ethernet, detecting unidirectional links 30-1

type of service

See ToS

UDLD

configuration guidelines 30-4

default configuration 30-4

disabling

globally 30-5

on fiber-optic interfaces 30-5

per interface 30-6

echoing detection mechanism 30-3

enabling

globally 30-5

per interface 30-6

Layer 2 protocol tunneling 18-10

link-detection mechanism 30-1

neighbor database 30-2

overview 30-1

resetting an interface 30-6

status, displaying 30-7

support for 1-9

UDP, configuring 41-16

UDP jitter, configuring 44-9

UDP jitter operation, IP SLAs 44-8

unauthorized ports with IEEE 802.1x 11-10

unicast MAC address filtering 1-7

and adding static addresses 7-21

and broadcast MAC addresses 7-21

and CPU packets 7-21

and multicast addresses 7-21

and router MAC addresses 7-21

configuration guidelines 7-21

described 7-21

unicast storm 28-1

unicast storm control command 28-4

unicast traffic, blocking 28-8

UniDirectional Link Detection protocol

See UDLD

universal software image 1-1

feature set

IP base 1-2

IP services 1-2

UNIX syslog servers

daemon configuration 33-12

facilities supported 33-14

message logging configuration 33-13

unrecognized Type-Length-Value (TLV) support 15-5

upgrading software images

See downloading

UplinkFast

described 21-3

disabling 21-16

enabling 21-15

support for 1-9

uploading

configuration files

preparing A-11, A-14, A-17

reasons for A-9

using FTP A-16

using RCP A-19

using TFTP A-13

image files

preparing A-28, A-31, A-36

reasons for A-25

using FTP A-34

using RCP A-38

using TFTP A-30

USB flash devices 13-16

USB inactivity timer 13-15

USB port

mini-type B 13-13

USB ports 13-13

USB Type A port 1-8

USB type A port 13-16

User Datagram Protocol

See UDP

username-based authentication 10-6

Using Memory Consistency Check Routines 50-26

VACLs

logging

configuration example 36-40

version-dependent transparent mode 15-5

version-mismatch (VM) mode

automatic upgrades with auto-upgrade 5-12

described 5-12

displaying 5-12

manual upgrades with auto-advise 5-13

upgrades with auto-extract 5-12

virtual IP address

cluster standby group 6-11

command switch 6-11

virtual ports, MKA 11-33

Virtual Private Network

See VPN

virtual router 43-1, 43-2

virtual switches and PAgP 39-6

vlan.dat file 14-4

VLAN 1

disabling on a trunk port 14-20

minimization 14-20

VLAN ACLs

See VLAN maps

vlan-assignment response, VMPS 14-28

VLAN configuration

at bootup 14-7

saving 14-7

VLAN database

and startup configuration file 14-7

and VTP 15-1

VLAN configuration saved in 14-7

VLANs saved in 14-4

vlan dot1q tag native command 18-5

VLAN filtering and SPAN 31-8

vlan global configuration command 14-6

VLAN ID, discovering 7-24

VLAN link state 13-6

VLAN load balancing on flex links

configuration guidelines 22-8

described 22-2

VLAN management domain 15-2

VLAN Management Policy Server

See VMPS

VLAN map entries, order of 36-33

VLAN maps

applying 36-36

common uses for 36-36

configuration guidelines 36-33

configuring 36-32

creating 36-34

defined 36-3

denying access to a server example 36-38

denying and permitting packets 36-34

displaying 36-45

examples of ACLs and VLAN maps 36-34

removing 36-36

support for 1-11

wiring closet configuration example 36-37

VLAN membership

confirming 14-31

modes 14-3

VLAN Query Protocol

See VQP

VLANs

adding 14-8

adding to VLAN database 14-8

aging dynamic addresses 19-9

allowed on trunk 14-20

and spanning-tree instances 14-3, 14-6, 14-11

configuration guidelines, extended-range VLANs 14-11

configuration guidelines, normal-range VLANs 14-5

configuring 14-1

configuring IDs 1006 to 4094 14-11

connecting through SVIs 13-12

customer numbering in service-provider networks 18-3

default configuration 14-7

deleting 14-9

described 13-2, 14-1

displaying 14-14

extended-range 14-1, 14-10

features 1-10

illustrated 14-2

internal 14-11

in the switch stack 14-6

limiting source traffic with RSPAN 31-20

limiting source traffic with SPAN 31-16

modifying 14-8

multicast 26-17

native, configuring 14-23

normal-range 14-1, 14-4

number supported 1-10

parameters 14-4

port membership modes 14-3

static-access ports 14-9

STP and IEEE 802.1Q trunks 19-10

supported 14-2

Token Ring 14-5

traffic between 14-2

VLAN-bridge STP 19-11, 49-2

VTP modes 15-3

VLAN Trunking Protocol

See VTP

VLAN trunks 14-15

VMPS

administering 14-32

configuration example 14-33

configuration guidelines 14-29

default configuration 14-29

description 14-27

dynamic port membership

described 14-28

reconfirming 14-31

troubleshooting 14-33

entering server address 14-30

mapping MAC addresses to VLANs 14-27

monitoring 14-32

reconfirmation interval, changing 14-31

reconfirming membership 14-31

retry count, changing 14-32

voice aware 802.1x security

port-based authentication

configuring 11-41

described 11-31, 11-41

voice-over-IP 16-1

voice VLAN

Cisco 7960 phone, port connections 16-1

configuration guidelines 16-3

configuring IP phones for data traffic

override CoS of incoming frame 16-6

trust CoS priority of incoming frame 16-6

configuring ports for voice traffic in

802.1p priority tagged frames 16-5

IEEE 802.1Q frames 16-5

connecting to an IP phone 16-4

default configuration 16-3

described 16-1

displaying 16-7

IP phone data traffic, described 16-2

IP phone voice traffic, described 16-2

VPN

configuring routing in 41-85

forwarding 41-79

in service provider networks 41-76

routes 41-77

VPN routing and forwarding table

See VRF

VQP 1-10, 14-27

VRF

defining 41-79

tables 41-76

VRF-aware services

ARP 41-81

configuring 41-81

ftp 41-84

HSRP 41-82

ping 41-82

RADIUS 41-83

SNMP 41-82

syslog 41-83

tftp 41-84

traceroute 41-84

uRPF 41-83

VRFs, configuring multicast 41-85

VTP

adding a client to a domain 15-17

advertisements 14-18, 15-4

and extended-range VLANs 14-2, 15-2

and normal-range VLANs 14-2, 15-2

client mode, configuring 15-13

configuration

requirements 15-11

saving 15-9

configuration requirements 15-11

configuration revision number

guideline 15-17

resetting 15-17

consistency checks 15-5

default configuration 15-9

described 15-1

domain names 15-9

domains 15-2

Layer 2 protocol tunneling 18-8

modes

client 15-3

off 15-4

server 15-3

transitions 15-3

transparent 15-4

monitoring 15-18

passwords 15-10

pruning

disabling 15-16

enabling 15-16

examples 15-7

overview 15-6

support for 1-10

pruning-eligible list, changing 14-22

server mode, configuring 15-11, 15-14

statistics 15-18

support for 1-10

Token Ring support 15-5

transparent mode, configuring 15-12

using 15-1

Version

enabling 15-15

version, guidelines 15-10

Version 1 15-5

Version 2

configuration guidelines 15-10

overview 15-5

Version 3

overview 15-5

WCCP

authentication 46-3

configuration guidelines 46-5

default configuration 46-5

described 46-2

displaying 46-10

dynamic service groups 46-3

enabling 46-6

features unsupported 46-5

forwarding method 46-3

Layer-2 header rewrite 46-3

MD5 security 46-3

message exchange 46-2

monitoring and maintaining 46-10

negotiation 46-3

packet redirection 46-3

packet-return method 46-3

redirecting traffic received from a client 46-6

setting the password 46-7

unsupported WCCPv2 features 46-5

web authentication 11-15

configuring 12-16 to ??

described 1-10

web-based authentication

customizeable web pages 12-6

description 12-1

web-based authentication, interactions with other features 12-7

Web Cache Communication Protocol

See WCCP

weighted tail drop

See WTD

weight thresholds in tracked lists 45-5

wired location service

configuring 29-10

displaying 29-11

location TLV 29-3

understanding 29-3

wizards 1-3

WTD

described 37-15

setting thresholds

egress queue-sets 37-84

ingress queues 37-80

support for 1-14

Index

Numerics

10-Gigabit Ethernet interfaces 13-6

802.1AE 11-32

802.1x-REV 11-33

A

AAA down policy, NAC Layer 2 IP validation 1-12

abbreviating commands 2-3

ABRs 41-27

AC (command switch) 6-10

access control entries

See ACEs

access-denied response, VMPS 14-28

access groups

applying IPv4 ACLs to interfaces 36-22

Layer 3 36-22

access groups, applying IPv4 ACLs to interfaces 36-22

accessing

clusters, switch 6-13

command switches 6-11

member switches 6-13

switch clusters 6-13

accessing stack members 5-30

access lists

See ACLs

access ports

and Layer 2 protocol tunneling 18-11

defined 13-3

in switch clusters 6-9

access template 8-2

accounting

with 802.1x 11-52

with IEEE 802.1x 11-14

with RADIUS 10-34

with TACACS+ 10-11, 10-17

ACEs

and QoS 37-8

defined 36-2

Ethernet 36-2

IP 36-2

ACLs

ACEs 36-2

applying

on bridged packets 36-42

on multicast packets 36-43

on routed packets 36-43

on switched packets 36-41

time ranges to 36-18

to an interface 36-21, 38-7

to QoS 37-7

classifying traffic for QoS 37-49

comments in 36-20

compiling 36-24

defined 36-2, 36-8

examples of 36-24, 37-49

extended IP, configuring for QoS classification 37-50

extended IPv4

creating 36-11

matching criteria 36-8

hardware and software handling 36-23

IP

creating 36-8

fragments and QoS guidelines 37-39

implicit deny 36-11, 36-15, 36-18

implicit masks 36-11

matching criteria 36-8

undefined 36-23

IPv4

applying to interfaces 36-21

creating 36-8

matching criteria 36-8

named 36-16

numbers 36-9

terminal lines, setting on 36-20

unsupported features 36-7

IPv6

and stacking 38-3

applying to interfaces 38-7

configuring 38-4, 38-5

displaying 38-8

interactions with other features 38-4

limitations 38-3

matching criteria 38-3

named 38-3

precedence of 38-2

supported 38-2

unsupported features 38-3

Layer 4 information in 36-41

logging messages 36-9

MAC extended 36-29, 37-53

matching 36-8, 36-22

monitoring 36-44, 38-8

named

IPv4 36-16

IPv6 38-3

names 38-4

number per QoS class map 37-39

port 36-3, 38-2

precedence of 36-3

QoS 37-7, 37-49

resequencing entries 36-16

router 36-3, 38-2

router ACLs and VLAN map configuration guidelines 36-40

standard IP, configuring for QoS classification 37-49, 37-51

standard IPv4

creating 36-10

matching criteria 36-8

support for 1-11

support in hardware 36-23

time ranges 36-18

types supported 36-2

unsupported features

IPv4 36-7

IPv6 38-3

using router ACLs with VLAN maps 36-40

VLAN maps

configuration guidelines 36-33

configuring 36-32

active link 22-4, 22-5, 22-6

active links 22-2

active router 43-2

active traffic monitoring, IP SLAs 44-1

address aliasing 26-2

addresses

displaying the MAC address table 7-23

dynamic

accelerated aging 19-9

changing the aging time 7-14

default aging 19-9

defined 7-12

learning 7-13

removing 7-15

IPv6 42-2

MAC, discovering 7-24

multicast

group address range 47-3

STP address management 19-8

static

adding and removing 7-20

defined 7-12

address resolution 7-24, 41-10

Address Resolution Protocol

See ARP

adjacency tables, with CEF 41-92

administrative distances

defined 41-104

OSPF 41-35

routing protocol defaults 41-94

advertisements

CDP 27-1

LLDP 29-2

RIP 41-21

VTP 14-18, 15-3, 15-4

aggregatable global unicast addresses 42-3

aggregate addresses, BGP 41-62

aggregated ports

See EtherChannel

aggregate policers 37-71

aggregate policing 1-14

aging, accelerating 19-9

aging time

accelerated

for MSTP 20-24

for STP 19-9, 19-23

MAC address table 7-14

maximum

for MSTP 20-24, 20-25

for STP 19-23, 19-24

alarms, RMON 32-3

allowed-VLAN list 14-20

application engines, redirecting traffic to 46-1

area border routers

See ABRs

area routing

IS-IS 41-67

ISO IGRP 41-67

ARP

configuring 41-11

defined 1-7, 7-24, 41-10

encapsulation 41-11

static cache configuration 41-11

table

address resolution 7-24

managing 7-24

ASBRs 41-27

AS-path filters, BGP 41-56

asymmetrical links, and IEEE 802.1Q tunneling 18-4

attributes, RADIUS

vendor-proprietary 10-36

vendor-specific 10-35

attribute-value pairs 11-20

authentication

EIGRP 41-43

HSRP 43-10

local mode with AAA 10-43

open1x 11-29

RADIUS

key 10-27

login 10-29

TACACS+

defined 10-11

key 10-13

login 10-14

See also port-based authentication

authentication failed VLAN

See restricted VLAN

authentication keys, and routing protocols 41-105

authentication manager

CLI commands 11-9

compatibility with older 802.1x CLI commands 11-9 to 11-10

overview 11-7

single session ID 11-32

authoritative time source, described 7-2

authorization

with RADIUS 10-33

with TACACS+ 10-11, 10-16

authorized ports with IEEE 802.1x 11-10

autoconfiguration 4-3

auto enablement 11-31

automatic advise (auto-advise) in switch stacks 5-13

automatic copy (auto-copy) in switch stacks 5-12

automatic discovery

considerations

beyond a noncandidate device 6-8

brand new switches 6-9

connectivity 6-5

different VLANs 6-7

management VLANs 6-7

non-CDP-capable devices 6-6

noncluster-capable devices 6-6

routed ports 6-8

in switch clusters 6-5

See also CDP

automatic extraction (auto-extract) in switch stacks 5-12

automatic QoS

See QoS

automatic recovery, clusters 6-10

See also HSRP

automatic upgrades (auto-upgrade) in switch stacks 5-12

auto-MDIX

configuring 13-31

described 13-31

autonegotiation

duplex mode 1-4

interface configuration guidelines 13-28

mismatches 50-13

autonomous system boundary routers

See ASBRs

autonomous systems, in BGP 41-50

Auto-RP, described 47-7

autosensing, port speed 1-4

autostate exclude 13-6

auxiliary VLAN

See voice VLAN

availability, features 1-9

B

BackboneFast

described 21-7

disabling 21-17

enabling 21-16

support for 1-9

backup interfaces

See Flex Links

backup links 22-2

backup static routing, configuring 45-12

banners

configuring

login 7-12

message-of-the-day login 7-11

default configuration 7-10

when displayed 7-10

Berkeley r-tools replacement 10-54

BGP

aggregate addresses 41-62

aggregate routes, configuring 41-62

CIDR 41-62

clear commands 41-65

community filtering 41-59

configuring neighbors 41-60

default configuration 41-47

described 41-47

enabling 41-50

monitoring 41-65

multipath support 41-54

neighbors, types of 41-50

path selection 41-54

peers, configuring 41-60

prefix filtering 41-58

resetting sessions 41-52

route dampening 41-64

route maps 41-56

route reflectors 41-63

routing domain confederation 41-63

routing session with multi-VRF CE 41-86

show commands 41-65

supernets 41-62

support for 1-15

Version 4 41-47

binding cluster group and HSRP group 43-12

binding database

address, DHCP server

See DHCP, Cisco IOS server database

DHCP snooping

See DHCP snooping binding database

bindings

address, Cisco IOS DHCP server 23-6

DHCP snooping database 23-6

IP source guard 23-16

binding table, DHCP snooping

See DHCP snooping binding database

blocking packets 28-7

Boolean expressions in tracked lists 45-4

booting

boot loader, function of 4-2

boot process 4-2

manually 4-19

specific image 4-20

boot loader

accessing 4-21

described 4-2

environment variables 4-21

prompt 4-21

trap-door mechanism 4-2

bootstrap router (BSR), described 47-7

Border Gateway Protocol

See BGP

BPDU

error-disabled state 21-2

filtering 21-3

RSTP format 20-12

BPDU filtering

described 21-3

disabling 21-15

enabling 21-14

support for 1-9

BPDU guard

described 21-2

disabling 21-14

enabling 21-13

support for 1-9

bridged packets, ACLs on 36-42

bridge groups

See fallback bridging

bridge protocol data unit

See BPDU

broadcast flooding 41-18

broadcast packets

directed 41-15

flooded 41-15

broadcast storm-control command 28-4

broadcast storms 28-1, 41-15

C

cables, monitoring for unidirectional links 30-1

candidate switch

automatic discovery 6-5

defined 6-4

requirements 6-4

See also command switch, cluster standby group, and member switch

CA trustpoint

configuring 10-51

defined 10-49

CDP

and trusted boundary 37-45

automatic discovery in switch clusters 6-5

configuring 27-2

default configuration 27-2

defined with LLDP 29-1

described 27-1

disabling for routing device 27-4

enabling and disabling

on an interface 27-4

on a switch 27-4

Layer 2 protocol tunneling 18-8

monitoring 27-6

overview 27-1

power negotiation extensions 13-7

support for 1-7

switch stack considerations 27-2

transmission timer and holdtime, setting 27-2

updates 27-2

CEF

defined 41-91

distributed 41-92

IPv6 42-20

CGMP

as IGMP snooping learning method 26-9

enabling server support 47-45

joining multicast group 26-3

overview 47-9

server support only 47-9

switch support of 1-5

CIDR 41-62

CipherSuites 10-50

Cisco 7960 IP Phone 16-1

Cisco Discovery Protocol

See CDP

Cisco Express Forwarding

See CEF

Cisco Group Management Protocol

See CGMP

Cisco intelligent power management 13-7

Cisco IOS DHCP server

See DHCP, Cisco IOS DHCP server

Cisco IOS File System

See IFS

Cisco IOS IP SLAs 44-2

Cisco Redundant Power System 2300

configuring 13-43

managing 13-43

Cisco Secure ACS

attribute-value pairs for downloadable ACLs 11-20

attribute-value pairs for redirect URL 11-20

Cisco StackWise Plus technology 1-3

See also stacks, switch

CiscoWorks 2000 1-6, 34-4

CISP 11-31

CIST regional root

See MSTP

CIST root

See MSTP

civic location 29-3

classless interdomain routing

See CIDR

classless routing 41-8

class maps for QoS

configuring 37-54

described 37-8

class of service

See CoS

clearing interfaces 13-50

CLI

abbreviating commands 2-3

command modes 2-1

configuration logging 2-4

described 1-6

editing features

enabling and disabling 2-6

keystroke editing 2-7

wrapped lines 2-8

error messages 2-4

filtering command output 2-9

getting help 2-3

history

changing the buffer size 2-5

described 2-5

disabling 2-6

recalling commands 2-6

managing clusters 6-16

no and default forms of commands 2-4

Client Information Signalling Protocol

See CISP

client mode, VTP 15-3

client processes, tracking 45-1

CLNS

See ISO CLNS

clock

See system clock

clusters, switch

accessing 6-13

automatic discovery 6-5

automatic recovery 6-10

benefits 1-2

compatibility 6-4

described 6-1

LRE profile considerations 6-16

managing

through CLI 6-16

through SNMP 6-17

planning 6-4

planning considerations

automatic discovery 6-5

automatic recovery 6-10

CLI 6-16

host names 6-13

IP addresses 6-13

LRE profiles 6-16

passwords 6-14

RADIUS 6-16

SNMP 6-14, 6-17

switch stacks 6-14

TACACS+ 6-16

See also candidate switch, command switch, cluster standby group, member switch, and standby command switch

cluster standby group

and HSRP group 43-12

automatic recovery 6-12

considerations 6-11

defined 6-2

requirements 6-3

virtual IP address 6-11

See also HSRP

CNS

Configuration Engine

configID, deviceID, hostname 3-3

configuration service 3-2

described 3-1

event service 3-3

embedded agents

described 3-5

enabling automated configuration 3-6

enabling configuration agent 3-9

enabling event agent 3-8

management functions 1-6

CoA Request Commands 10-23

Coarse Wave Division Multiplexer

See CWDM SFPs

command-line interface

See CLI

command modes 2-1

commands

abbreviating 2-3

no and default 2-4

commands, setting privilege levels 10-8

command switch

accessing 6-11

active (AC) 6-10

configuration conflicts 50-12

defined 6-2

passive (PC) 6-10

password privilege levels 6-17

priority 6-10

recovery

from command-switch failure 6-10, 50-9

from lost member connectivity 50-12

redundant 6-10

replacing

with another switch 50-11

with cluster member 50-9

requirements 6-3

standby (SC) 6-10

See also candidate switch, cluster standby group, member switch, and standby command switch

common session ID

see single session ID 11-32

community list, BGP 41-59

community ports 17-2

community strings

configuring 6-14, 34-8

for cluster switches 34-4

in clusters 6-14

overview 34-4

SNMP 6-14

community VLANs 17-2, 17-3

compatibility, feature 28-12

compatibility, software

See stacks, switch

configurable leave timer, IGMP 26-6

configuration, initial

defaults 1-19

Express Setup 1-2

configuration conflicts, recovering from lost member connectivity 50-12

configuration examples, network 1-22

configuration files

archiving A-21

clearing the startup configuration A-20

creating and using, guidelines for A-10

creating using a text editor A-11

deleting a stored configuration A-20

described A-9

downloading

automatically 4-18

preparing A-11, A-14, A-17

reasons for A-9

using FTP A-14

using RCP A-18

using TFTP A-12

invalid combinations when copying A-6

limiting TFTP server access 34-17

obtaining with DHCP 4-9

password recovery disable considerations 10-5

replacing and rolling back, guidelines for A-22

replacing a running configuration A-20, A-21

rolling back a running configuration A-20, A-22

specifying the filename 4-19

system contact and location information 34-16

types and location A-10

uploading

preparing A-11, A-14, A-17

reasons for A-9

using FTP A-16

using RCP A-19

using TFTP A-13

configuration guidelines, multi-VRF CE 41-79

configuration logging 2-4

configuration replacement A-20

configuration rollback A-20, A-21

configuration settings, saving 4-16

configure terminal command 13-18

configuring multicast VRFs 41-85

configuring port-based authentication violation modes 11-42 to 11-43

configuring small-frame arrival rate 28-5

Configuring VACL Logging 36-39

conflicts, configuration 50-12

connections, secure remote 10-44

connectivity problems 50-15, 50-16, 50-18

consistency checks in VTP Version 2 15-5

console media type 13-14

console port

RJ-45 13-13

USB 13-13

console port, connecting to 2-10

content-routing technology

See WCCP

control protocol, IP SLAs 44-4

corrupted software, recovery steps with Xmodem 50-2

CoS

in Layer 2 frames 37-2

override priority 16-6

trust priority 16-6

CoS input queue threshold map for QoS 37-18

CoS output queue threshold map for QoS 37-21

CoS-to-DSCP map for QoS 37-73

counters, clearing interface 13-50

CPU utilization, troubleshooting 50-29

crashinfo file 50-24

critical authentication, IEEE 802.1x 11-55

critical VLAN 11-23

cross-stack EtherChannel

configuration guidelines 39-13

configuring

on Layer 2 interfaces 39-13

on Layer 3 physical interfaces 39-16

described 39-3

illustration 39-4

support for 1-9

cross-stack UplinkFast, STP

described 21-5

disabling 21-16

enabling 21-16

fast-convergence events 21-7

Fast Uplink Transition Protocol 21-6

normal-convergence events 21-7

support for 1-9

cryptographic software image

switch stack considerations 5-3, 5-17

customer edge devices 41-77

customizeable web pages, web-based authentication 12-6

CWDM SFPs 1-35

D

DACL

See downloadable ACL

daylight saving time 7-6

dCEF in the switch stack 41-91

debugging

enabling all system diagnostics 50-21

enabling for a specific feature 50-21

redirecting error message output 50-22

using commands 50-20

default commands 2-4

default configuration

802.1x 11-36

auto-QoS 37-24

banners 7-10

BGP 41-47

booting 4-18

CDP 27-2

DHCP 23-8

DHCP option 82 23-8

DHCP snooping 23-8

DHCP snooping binding database 23-9

DNS 7-9

dynamic ARP inspection 24-5

EIGRP 41-39

EtherChannel 39-11

Ethernet interfaces 13-27

fallback bridging 49-3

Flex Links 22-8

HSRP 43-5

IEEE 802.1Q tunneling 18-4

IGMP 47-39

IGMP filtering 26-24

IGMP snooping 25-6, 26-7

IGMP throttling 26-25

initial switch information 4-3

IP addressing, IP routing 41-6

IP multicast routing 47-11

IP SLAs 44-6

IP source guard 23-18

IPv6 42-11

IS-IS 41-68

Layer 2 interfaces 13-27

Layer 2 protocol tunneling 18-11

LLDP 29-5

MAC address table 7-14

MAC address-table move update 22-8

MSDP 48-4

MSTP 20-15

multi-VRF CE 41-79

MVR 26-20

optional spanning-tree configuration 21-12

OSPF 41-28

password and privilege level 10-2

PIM 47-11

private VLANs 17-6

RADIUS 10-27

RIP 41-21

RMON 32-3

RSPAN 31-12

SDM template 8-5

SNMP 34-6

SPAN 31-12

SSL 10-51

standard QoS 37-37

STP 19-12

switch stacks 5-24

system message logging 33-4

system name and prompt 7-8

TACACS+ 10-13

UDLD 30-4

VLAN, Layer 2 Ethernet interfaces 14-18

VLANs 14-7

VMPS 14-29

voice VLAN 16-3

VTP 15-9

WCCP 46-5

default gateway 4-15, 41-13

default networks 41-95

default router preference

See DRP

default routes 41-95

default routing 41-3

default web-based authentication configuration

802.1X 12-9

deleting VLANs 14-9

denial-of-service attack 28-1

description command 13-36

designing your network, examples 1-22

desktop template 5-10

destination-IP address-based forwarding, EtherChannel 39-9

destination-MAC address forwarding, EtherChannel 39-9

detecting indirect link failures, STP 21-8

device discovery protocol 27-1, 29-1

device manager

benefits 1-2

described 1-3, 1-6

in-band management 1-8

DHCP

Cisco IOS server database

configuring 23-14

default configuration 23-9

described 23-6

DHCP for IPv6

See DHCPv6

enabling

relay agent 23-11

server 23-10

DHCP-based autoconfiguration

client request message exchange 4-4

configuring

client side 4-4

DNS 4-8

relay device 4-8

server side 4-7

server-side 23-10

TFTP server 4-7

example 4-10

lease options

for IP address information 4-7

for receiving the configuration file 4-7

overview 4-3

relationship to BOOTP 4-4

relay support 1-7, 1-16

support for 1-7

DHCP-based autoconfiguration and image update

configuring 4-11 to 4-14

understanding 4-5 to 4-6

DHCP binding database

See DHCP snooping binding database

DHCP binding table

See DHCP snooping binding database

DHCP object tracking, configuring primary interface 45-11

DHCP option 82

circuit ID suboption 23-5

configuration guidelines 23-9

default configuration 23-8

displaying 23-16

forwarding address, specifying 23-11

helper address 23-11

overview 23-3

packet format, suboption

circuit ID 23-5

remote ID 23-5

remote ID suboption 23-5

DHCP server port-based address allocation

configuration guidelines 23-27

default configuration 23-27

described 23-26

displaying 23-29, 24-13

enabling 23-27

reserved addresses 23-28

DHCP snooping

accepting untrusted packets form edge switch 23-3, 23-13

and private VLANs 23-14

binding database

See DHCP snooping binding database

configuration guidelines 23-9

default configuration 23-8

message exchange process 23-4

option 82 data insertion 23-3

trusted interface 23-2

untrusted interface 23-2

untrusted messages 23-2

DHCP snooping binding database

adding bindings 23-15

binding file

format 23-7

location 23-6

bindings 23-6

clearing agent statistics 23-15

configuration guidelines 23-9

configuring 23-15

default configuration 23-8, 23-9

deleting

binding file 23-15

bindings 23-15

database agent 23-15

described 23-6

enabling 23-15

entry 23-6

renewing database 23-15

resetting

delay value 23-15

timeout value 23-15

DHCP snooping binding table

See DHCP snooping binding database

DHCPv6

configuration guidelines 42-16

default configuration 42-16

described 42-6

enabling client function 42-18

enabling DHCPv6 server function 42-16

diagnostic schedule command 51-2

Differentiated Services architecture, QoS 37-2

Differentiated Services Code Point 37-2

Diffusing Update Algorithm (DUAL) 41-37

directed unicast requests 1-7

directories

changing A-4

creating and removing A-5

displaying the working A-4

discovery, clusters

See automatic discovery

Distance Vector Multicast Routing Protocol

See DVMRP

distance-vector protocols 41-3

distribute-list command 41-104

DNS

and DHCP-based autoconfiguration 4-8

default configuration 7-9

displaying the configuration 7-10

in IPv6 42-4

overview 7-8

setting up 7-9

support for 1-7

DNS-based SSM mapping 47-18, 47-20

domain names

DNS 7-8

VTP 15-9

Domain Name System

See DNS

domains, ISO IGRP routing 41-67

dot1q-tunnel switchport mode 14-16

double-tagged packets

IEEE 802.1Q tunneling 18-2

Layer 2 protocol tunneling 18-10

downloadable ACL 11-18, 11-20, 11-62

downloading

configuration files

preparing A-11, A-14, A-17

reasons for A-9

using FTP A-14

using RCP A-18

using TFTP A-12

image files

deleting old image A-30

preparing A-28, A-31, A-36

reasons for A-25

using CMS 1-3

using FTP A-32

using HTTP 1-3, A-25

using RCP A-37

using TFTP A-28

using the device manager or Network Assistant A-25

drop threshold for Layer 2 protocol packets 18-11

DRP

configuring 42-14

described 42-4

IPv6 42-4

DSCP 1-14, 37-2

DSCP input queue threshold map for QoS 37-18

DSCP output queue threshold map for QoS 37-21

DSCP-to-CoS map for QoS 37-76

DSCP-to-DSCP-mutation map for QoS 37-77

DSCP transparency 37-46

DTP 1-10, 14-15

dual-action detection 39-6

DUAL finite state machine, EIGRP 41-38

dual IPv4 and IPv6 templates 8-2, 42-6

dual protocol stacks

IPv4 and IPv6 42-6

SDM templates supporting 42-6

DVMRP

autosummarization

configuring a summary address 47-59

disabling 47-61

connecting PIM domain to DVMRP router 47-51

enabling unicast routing 47-54

interoperability

with Cisco devices 47-49

with Cisco IOS software 47-9

mrinfo requests, responding to 47-54

neighbors

advertising the default route to 47-53

discovery with Probe messages 47-49

displaying information 47-54

prevent peering with nonpruning 47-57

rejecting nonpruning 47-55

overview 47-9

routes

adding a metric offset 47-62

advertising all 47-61

advertising the default route to neighbors 47-53

caching DVMRP routes learned in report messages 47-55

changing the threshold for syslog messages 47-58

favoring one over another 47-62

limiting the number injected into MBONE 47-58

limiting unicast route advertisements 47-49

routing table 47-9

source distribution tree, building 47-9

support for 1-16

tunnels

configuring 47-51

displaying neighbor information 47-54

dynamic access ports

characteristics 14-3

configuring 14-30

defined 13-3

dynamic addresses

See addresses

dynamic ARP inspection

ARP cache poisoning 24-1

ARP requests, described 24-1

ARP spoofing attack 24-1

clearing

log buffer 24-16

statistics 24-16

configuration guidelines 24-6

configuring

ACLs for non-DHCP environments 24-9

in DHCP environments 24-7

log buffer 24-14

rate limit for incoming ARP packets 24-4, 24-11

default configuration 24-5

denial-of-service attacks, preventing 24-11

described 24-1

DHCP snooping binding database 24-2

displaying

statistics 24-16

error-disabled state for exceeding rate limit 24-4

function of 24-2

interface trust states 24-3

log buffer

clearing 24-16

configuring 24-14

logging of dropped packets, described 24-5

man-in-the middle attack, described 24-2

network security issues and interface trust states 24-3

priority of ARP ACLs and DHCP snooping entries 24-4

rate limiting of ARP packets

configuring 24-11

described 24-4

error-disabled state 24-4

statistics

clearing 24-16

displaying 24-16

validation checks, performing 24-13

dynamic auto trunking mode 14-16

dynamic desirable trunking mode 14-16

Dynamic Host Configuration Protocol

See DHCP-based autoconfiguration

dynamic port VLAN membership

described 14-28

reconfirming 14-31

troubleshooting 14-33

types of connections 14-30

dynamic routing 41-3

ISO CLNS 41-66

Dynamic Trunking Protocol

See DTP

E

EBGP 41-46

editing features

enabling and disabling 2-6

keystrokes used 2-7

wrapped lines 2-8

EEM 3.2 35-5

EIGRP

authentication 41-43

components 41-38

configuring 41-41

default configuration 41-39

definition 41-37

interface parameters, configuring 41-42

monitoring 41-45

stub routing 41-44

support for 1-15

EIGRP IPv6 42-8

elections

See stack master

ELIN location 29-3

embedded event manager

3.2 35-5

actions 35-4

configuring 35-1, 35-6

displaying information 35-8

environmental variables 35-5

event detectors 35-3

policies 35-4

registering and defining an applet 35-6

registering and defining a TCL script 35-7

understanding 35-1

enable password 10-3

enable secret password 10-3

encryption, CipherSuite 10-50

encryption for passwords 10-3

encryption keying 11-32

encryption keys, MKA 11-33

Enhanced IGRP

See EIGRP

enhanced object tracking

backup static routing 45-12

defined 45-1

DHCP primary interface 45-11

HSRP 45-7

IP routing state 45-2

IP SLAs 45-9

line-protocol state 45-2

network monitoring with IP SLAs 45-11

routing policy, configuring 45-12

static route primary interface 45-10

tracked lists 45-3

enhanced object tracking static routing 45-10

environmental variables, embedded event manager 35-5

environment variables, function of 4-22

equal-cost routing 1-15, 41-93

error-disabled state, BPDU 21-2

error messages during command entry 2-4

EtherChannel

automatic creation of 39-5, 39-7

channel groups

binding physical and logical interfaces 39-4

numbering of 39-4

configuration guidelines 39-12

configuring

Layer 2 interfaces 39-13

Layer 3 physical interfaces 39-16

Layer 3 port-channel logical interfaces 39-15

default configuration 39-11

described 39-2

displaying status 39-22

forwarding methods 39-8, 39-18

IEEE 802.3ad, described 39-7

interaction

with STP 39-12

with VLANs 39-12

LACP

described 39-7

displaying status 39-22

hot-standby ports 39-20

interaction with other features 39-8

modes 39-7

port priority 39-22

system priority 39-21

Layer 3 interface 41-5

load balancing 39-8, 39-18

logical interfaces, described 39-4

PAgP

aggregate-port learners 39-19

described 39-5

displaying status 39-22

interaction with other features 39-7

interaction with virtual switches 39-6

learn method and priority configuration 39-19

modes 39-6

support for 1-5

with dual-action detection 39-6

port-channel interfaces

described 39-4

numbering of 39-4

port groups 13-6

stack changes, effects of 39-10

support for 1-5

EtherChannel guard

described 21-10

disabling 21-17

enabling 21-17

Ethernet management port

active link 13-23

and routing 13-24

and routing protocols 13-24

and TFTP 13-26

configuring 13-25

connecting to 2-10

default setting 13-24

described 13-23

for network management 13-23

specifying 13-25

supported features 13-25

unsupported features 13-25

Ethernet management port, internal

and routing 13-24

and routing protocols 13-24

unsupported features 13-25

Ethernet VLANs

adding 14-8

defaults and ranges 14-7

modifying 14-8

EUI 42-3

event detectors, embedded event manager 35-3

events, RMON 32-3

examples

network configuration 1-22

expedite queue for QoS 37-89

Express Setup 1-2

See also getting started guide

extended crashinfo file 50-24

extended-range VLANs

configuration guidelines 14-11

configuring 14-10

creating 14-12

creating with an internal VLAN ID 14-13

defined 14-1

extended system ID

MSTP 20-18

STP 19-4, 19-16

extended universal identifier

See EUI

Extensible Authentication Protocol over LAN 11-2

external BGP

See EBGP

external neighbors, BGP 41-50

F

Fa0 port

See Ethernet management port

failover support 1-9

fallback bridging

and protected ports 49-4

bridge groups

creating 49-4

described 49-2

function of 49-2

number supported 49-4

removing 49-5

configuration guidelines 49-4

connecting interfaces with 13-13

default configuration 49-3

described 49-1

frame forwarding

flooding packets 49-2

forwarding packets 49-2

overview 49-1

protocol, unsupported 49-4

stack changes, effects of 49-3

STP

disabling on an interface 49-9

forward-delay interval 49-8

hello BPDU interval 49-8

interface priority 49-6

keepalive messages 19-2

maximum-idle interval 49-9

path cost 49-7

VLAN-bridge spanning-tree priority 49-6

VLAN-bridge STP 49-2

support for 1-15

SVIs and routed ports 49-1

unsupported protocols 49-4

VLAN-bridge STP 19-11

Fast Convergence 22-3

fastethernet0 port

See Ethernet management port

Fast Uplink Transition Protocol 21-6

features, incompatible 28-12

FIB 41-92

fiber-optic, detecting unidirectional links 30-1

files

basic crashinfo

description 50-25

location 50-25

copying A-5

crashinfo, description 50-24

deleting A-6

displaying the contents of A-8

extended crashinfo

description 50-25

location 50-25

tar

creating A-7

displaying the contents of A-7

extracting A-8

image file format A-26

file system

displaying available file systems A-2

displaying file information A-3

local file system names A-1

network file system names A-5

setting the default A-3

filtering

in a VLAN 36-32

IPv6 traffic 38-4, 38-7

non-IP traffic 36-29

show and more command output 2-9

filtering show and more command output 2-9

filters, IP

See ACLs, IP

flash device, number of A-1

flexible authentication ordering

configuring 11-66

overview 11-28

Flex Link Multicast Fast Convergence 22-3

Flex Links

configuring 22-8, 22-9

configuring preferred VLAN 22-11

configuring VLAN load balancing 22-10

default configuration 22-8

description 22-1

link load balancing 22-2

monitoring 22-14

VLANs 22-2

flooded traffic, blocking 28-8

flow-based packet classification 1-14

flowcharts

QoS classification 37-7

QoS egress queueing and scheduling 37-19

QoS ingress queueing and scheduling 37-16

QoS policing and marking 37-11

flowcontrol

configuring 13-30

described 13-30

forward-delay time

MSTP 20-24

STP 19-23

Forwarding Information Base

See FIB

forwarding nonroutable protocols 49-1

FTP

configuration files

downloading A-14

overview A-13

preparing the server A-14

uploading A-16

image files

deleting old image A-34

downloading A-32

preparing the server A-31

uploading A-34

G

general query 22-5

Generating IGMP Reports 22-3

get-next-request operation 34-4

get-request operation 34-4

Gigabit modules

See SFPs

global leave, IGMP 26-13

guest VLAN and IEEE 802.1x 11-21

guide mode 1-3

GUIs

See device manager and Network Assistant

H

hardware limitations and Layer 3 interfaces 13-37

hello time

MSTP 20-23

STP 19-22

help, for the command line 2-3

hierarchical policy maps 37-9

configuration guidelines 37-40

configuring 37-63

described 37-12

history

changing the buffer size 2-5

described 2-5

disabling 2-6

recalling commands 2-6

history table, level and number of syslog messages 33-10

host modes, MACsec 11-34

host names in clusters 6-13

host ports

configuring 17-11

kinds of 17-2

hosts, limit on dynamic ports 14-33

Hot Standby Router Protocol

See HSRP

HP OpenView 1-6

HSRP

authentication string 43-10

automatic cluster recovery 6-12

binding to cluster group 43-12

cluster standby group considerations 6-11

command-switch redundancy 1-2, 1-9

configuring 43-5

default configuration 43-5

definition 43-1

guidelines 43-6

monitoring 43-13

object tracking 45-7

overview 43-1

priority 43-8

routing redundancy 1-15

support for ICMP redirect messages 43-12

switch stack considerations 43-5

timers 43-10

tracking 43-8

See also clusters, cluster standby group, and standby command switch

HSRP for IPv6

configuring 42-26

guidelines 42-25

HTTP(S) Over IPv6 42-9

HTTP over SSL

see HTTPS

HTTPS

configuring 10-52

described 10-48

self-signed certificate 10-49

HTTP secure server 10-48

I

IBPG 41-46

ICMP

IPv6 42-4

redirect messages 41-13

support for 1-16

time-exceeded messages 50-18

traceroute and 50-18

unreachable messages 36-22

unreachable messages and IPv6 38-4

unreachables and ACLs 36-23

ICMP Echo operation

configuring 44-11

IP SLAs 44-11

ICMP ping

executing 50-15

overview 50-15

ICMP Router Discovery Protocol

See IRDP

ICMPv6 42-4

IDS appliances

and ingress RSPAN 31-22

and ingress SPAN 31-15

IEEE 802.1D

See STP

IEEE 802.1p 16-1

IEEE 802.1Q

and trunk ports 13-3

configuration limitations 14-17

encapsulation 14-15

native VLAN for untagged traffic 14-23

tunneling

compatibility with other features 18-6

defaults 18-4

described 18-1

tunnel ports with other features 18-6

IEEE 802.1s

See MSTP

IEEE 802.1w

See RSTP

IEEE 802.1x

See port-based authentication

IEEE 802.3ad

See EtherChannel

IEEE 802.3af

See PoE

IEEE 802.3x flow control 13-30

ifIndex values, SNMP 34-5

IFS 1-7

IGMP

configurable leave timer

described 26-6

enabling 26-11

configuring the switch

as a member of a group 47-39

statically connected member 47-44

controlling access to groups 47-40

default configuration 47-39

fast switching 47-44

flooded multicast traffic

controlling the length of time 26-12

disabling on an interface 26-13

global leave 26-13

query solicitation 26-13

recovering from flood mode 26-13

host-query interval, modifying 47-42

joining multicast group 26-3

join messages 26-3

leave processing, enabling 25-9, 26-11

leaving multicast group 26-5

multicast reachability 47-39

overview 47-3

queries 26-4

report suppression

described 26-6

disabling 25-11, 26-16

supported versions 26-3

support for 1-5

Version 1

changing to Version 2 47-41

described 47-3

Version 2

changing to Version 1 47-41

described 47-3

maximum query response time value 47-43

pruning groups 47-43

query timeout value 47-42

IGMP filtering

configuring 26-25

default configuration 26-24

described 26-24

support for 1-5

IGMP groups

configuring filtering 26-27

setting the maximum number 26-27

IGMP helper 47-6

IGMP Immediate Leave

configuration guidelines 26-11

described 26-6

enabling 26-11

IGMP profile

applying 26-26

configuration mode 26-25

configuring 26-25

IGMP snooping

and address aliasing 26-2

and stack changes 26-7

configuring 26-7

default configuration 25-6, 26-7

definition 26-2

enabling and disabling 25-7, 26-8

global configuration 26-8

Immediate Leave 26-6

in the switch stack 26-7

method 26-8

monitoring 25-12, 26-16

querier

configuration guidelines 26-14

configuring 26-14

supported versions 26-3

support for 1-5

VLAN configuration 26-8

IGMP throttling

configuring 26-27

default configuration 26-25

described 26-24

displaying action 26-29

IGP 41-27

Immediate Leave, IGMP

described 26-6

enabling 25-9

inaccessible authentication bypass 11-23

support for multiauth ports 11-23

initial configuration

defaults 1-19

Express Setup 1-2

interface

number 13-18

range macros 13-21

interface command 13-17 to 13-18

interfaces

auto-MDIX, configuring 13-31

configuring

procedure 13-18

counters, clearing 13-50

default configuration 13-27

described 13-36

descriptive name, adding 13-36

displaying information about 13-49

duplex and speed configuration guidelines 13-28

flow control 13-30

management 1-6

monitoring 13-48

naming 13-36

physical, identifying 13-17

range of 13-19

restarting 13-50, 13-51

shutting down 13-50

speed and duplex, configuring 13-29

status 13-48

supported 13-17

types of 13-1

interfaces range macro command 13-21

interface types 13-17

Interior Gateway Protocol

See IGP

internal BGP

See IBGP

internal neighbors, BGP 41-50

internal power supplies

See power supplies

Internet Control Message Protocol

See ICMP

Internet Group Management Protocol

See IGMP

Internet Protocol version 6

See IPv6

Inter-Switch Link

See ISL

inter-VLAN routing 1-15, 41-2

Intrusion Detection System

See IDS appliances

inventory management TLV 29-3

IP ACLs

for QoS classification 37-7

implicit deny 36-11, 36-15

implicit masks 36-11

named 36-16

undefined 36-23

IP addresses

128-bit 42-2

candidate or member 6-4, 6-13

classes of 41-7

cluster access 6-2

command switch 6-3, 6-11, 6-13

default configuration 41-6

discovering 7-24

for IP routing 41-6

IPv6 42-2

MAC address association 41-10

monitoring 41-19

redundant clusters 6-11

standby command switch 6-11, 6-13

See also IP information

IP base feature set 1-2

IP base software image 1-1

IP broadcast address 41-17

ip cef distributed command 41-92

IP directed broadcasts 41-15

ip igmp profile command 26-25

IP information

assigned

manually 4-15

through DHCP-based autoconfiguration 4-3

default configuration 4-3

IP multicast routing

addresses

all-hosts 47-3

all-multicast-routers 47-3

host group address range 47-3

administratively-scoped boundaries, described 47-47

and IGMP snooping 26-2

Auto-RP

adding to an existing sparse-mode cloud 47-26

benefits of 47-26

configuration guidelines 47-12

filtering incoming RP announcement messages 47-28

overview 47-7

preventing candidate RP spoofing 47-28

preventing join messages to false RPs 47-28

setting up in a new internetwork 47-26

using with BSR 47-34

bootstrap router

configuration guidelines 47-12

configuring candidate BSRs 47-32

configuring candidate RPs 47-33

defining the IP multicast boundary 47-31

defining the PIM domain border 47-30

overview 47-7

using with Auto-RP 47-34

Cisco implementation 47-2

configuring

basic multicast routing 47-12

IP multicast boundary 47-47

default configuration 47-11

enabling

PIM mode 47-13

group-to-RP mappings

Auto-RP 47-7

BSR 47-7

MBONE

described 47-46

enabling sdr listener support 47-46

limiting DVMRP routes advertised 47-58

limiting sdr cache entry lifetime 47-46

SAP packets for conference session announcement 47-46

Session Directory (sdr) tool, described 47-46

multicast forwarding, described 47-8

PIMv1 and PIMv2 interoperability 47-11

protocol interaction 47-2

reverse path check (RPF) 47-8

RP

assigning manually 47-24

configuring Auto-RP 47-26

configuring PIMv2 BSR 47-30

monitoring mapping information 47-35

using Auto-RP and BSR 47-34

stacking

stack master functions 47-10

stack member functions 47-10

statistics, displaying system and network 47-63

See also CGMP

See also DVMRP

See also IGMP

See also PIM

IP phones

and QoS 16-1

automatic classification and queueing 37-23

configuring 16-4

ensuring port security with QoS 37-45

trusted boundary for QoS 37-45

IP Port Security for Static Hosts

on a Layer 2 access port 23-20

on a PVLAN host port 23-24

IP precedence 37-2

IP-precedence-to-DSCP map for QoS 37-74

IP protocols

routing 1-15

IP routes, monitoring 41-106

IP routing

connecting interfaces with 13-13

disabling 41-20

enabling 41-20

IP Service Level Agreements

See IP SLAs

IP service levels, analyzing 44-1

IP services feature set 1-2

IP SLAs

benefits 44-2

configuration guidelines 44-6

configuring object tracking 45-9

Control Protocol 44-4

default configuration 44-6

definition 44-1

ICMP echo operation 44-11

measuring network performance 44-3

monitoring 44-13

multioperations scheduling 44-5

object tracking 45-9

operation 44-3

reachability tracking 45-9

responder

described 44-4

enabling 44-7

response time 44-4

scheduling 44-5

SNMP support 44-2

supported metrics 44-2

threshold monitoring 44-6

track object monitoring agent, configuring 45-11

track state 45-9

UDP jitter operation 44-8

IP source guard

and 802.1x 23-19

and DHCP snooping 23-16

and EtherChannels 23-19

and port security 23-19

and private VLANs 23-19

and routed ports 23-18

and TCAM entries 23-19

and trunk interfaces 23-18

and VRF 23-19

binding configuration

automatic 23-16

manual 23-16

binding table 23-16

configuration guidelines 23-18

default configuration 23-18

described 23-16

disabling 23-20

displaying

bindings 23-26

configuration 23-26

enabling 23-19, 23-21

filtering

source IP address 23-17

source IP and MAC address 23-17

source IP address filtering 23-17

source IP and MAC address filtering 23-17

static bindings

adding 23-19, 23-21

deleting 23-20

static hosts 23-21

IP traceroute

executing 50-18

overview 50-18

IP unicast routing

address resolution 41-10

administrative distances 41-94, 41-104

ARP 41-10

assigning IP addresses to Layer 3 interfaces 41-7

authentication keys 41-105

broadcast

address 41-17

flooding 41-18

packets 41-15

storms 41-15

classless routing 41-8

configuring static routes 41-94

default

addressing configuration 41-6

gateways 41-13

networks 41-95

routes 41-95

routing 41-3

directed broadcasts 41-15

disabling 41-20

dynamic routing 41-3

enabling 41-20

EtherChannel Layer 3 interface 41-5

IGP 41-27

inter-VLAN 41-2

IP addressing

classes 41-7

configuring 41-6

IPv6 42-3

IRDP 41-13

Layer 3 interfaces 41-5

MAC address and IP address 41-10

passive interfaces 41-103

protocols

distance-vector 41-3

dynamic 41-3

link-state 41-3

proxy ARP 41-10

redistribution 41-96

reverse address resolution 41-10

routed ports 41-5

static routing 41-3

steps to configure 41-5

subnet mask 41-7

subnet zero 41-8

supernet 41-8

UDP 41-16

unicast reverse path forwarding 1-16, 41-91

with SVIs 41-5

See also BGP

See also EIGRP

See also OSPF

See also RIP

IPv4 ACLs

applying to interfaces 36-21

extended, creating 36-11

named 36-16

standard, creating 36-10

IPv6

ACLs

displaying 38-8

limitations 38-3

matching criteria 38-3

port 38-2

precedence 38-2

router 38-2

supported 38-2

addresses 42-2

address formats 42-2

and switch stacks 42-10

applications 42-5

assigning address 42-12

autoconfiguration 42-5

CEFv6 42-20

default configuration 42-11

default router preference (DRP) 42-4

defined 42-1

Enhanced Interior Gateway Routing Protocol (EIGRP) IPv6 42-8

EIGRP IPv6 Commands 42-8

Router ID 42-8

feature limitations 42-10

features not supported 42-9

forwarding 42-12

ICMP 42-4

monitoring 42-28

neighbor discovery 42-4

OSPF 42-7

path MTU discovery 42-4

SDM templates 8-3, 25-1, 38-1

stack master functions 42-11

Stateless Autoconfiguration 42-5

supported features 42-3

switch limitations 42-9

understanding static routes 42-7

IPv6 traffic, filtering 38-4

IRDP

configuring 41-14

definition 41-13

support for 1-16

IS-IS

addresses 41-67

area routing 41-67

default configuration 41-68

monitoring 41-76

show commands 41-76

system routing 41-67

ISL

and IPv6 42-3

and trunk ports 13-3

encapsulation 1-10, 14-15

trunking with IEEE 802.1 tunneling 18-5

ISO CLNS

clear commands 41-76

dynamic routing protocols 41-66

monitoring 41-76

NETs 41-66

NSAPs 41-66

OSI standard 41-66

ISO IGRP

area routing 41-67

system routing 41-67

isolated port 17-2

isolated VLANs 17-2, 17-3

J

join messages, IGMP 26-3

K

KDC

described 10-39

See also Kerberos

keepalive messages 19-2

Kerberos

authenticating to

boundary switch 10-41

KDC 10-41

network services 10-42

configuration examples 10-39

configuring 10-42

credentials 10-39

described 10-39

KDC 10-39

operation 10-41

realm 10-40

server 10-41

support for 1-13

switch as trusted third party 10-39

terms 10-40

TGT 10-41

tickets 10-39

key distribution center

See KDC

L

l2protocol-tunnel command 18-13

LACP

Layer 2 protocol tunneling 18-9

See EtherChannel

Layer 2 frames, classification with CoS 37-2

Layer 2 interfaces, default configuration 13-27

Layer 2 protocol tunneling

configuring 18-10

configuring for EtherChannels 18-14

default configuration 18-11

defined 18-8

guidelines 18-12

Layer 2 traceroute

and ARP 50-17

and CDP 50-17

broadcast traffic 50-16

described 50-16

IP addresses and subnets 50-17

MAC addresses and VLANs 50-17

multicast traffic 50-17

multiple devices on a port 50-17

unicast traffic 50-16

usage guidelines 50-17

Layer 3 features 1-15

Layer 3 interfaces

assigning IP addresses to 41-7

assigning IPv4 and IPv6 addresses to 42-15

assigning IPv6 addresses to 42-12

changing from Layer 2 mode 41-82

types of 41-5

Layer 3 packets, classification methods 37-2

LDAP 3-2

Leaking IGMP Reports 22-4

LEDs, switch

See hardware installation guide

Lightweight Directory Access Protocol

See LDAP

Link Aggregation Control Protocol

See EtherChannel

Link Failure, detecting unidirectional 20-8

Link Layer Discovery Protocol

See CDP

link local unicast addresses 42-4

link redundancy

See Flex Links

links, unidirectional 30-1

link state advertisements (LSAs) 41-33

link-state protocols 41-3

link-state tracking

configuring 39-25

described 39-23

LLDP

configuring 29-5

characteristics 29-6

default configuration 29-5

enabling 29-6

monitoring and maintaining 29-11

overview 29-1

supported TLVs 29-2

switch stack considerations 29-2

transmission timer and holdtime, setting 29-6

LLDP-MED

configuring

procedures 29-5

TLVs 29-7

monitoring and maintaining 29-11

overview 29-1, 29-2

supported TLVs 29-2

LLDP Media Endpoint Discovery

See LLDP-MED

load balancing 43-4

local SPAN 31-2

location TLV 29-3

logging messages, ACL 36-9

login authentication

with RADIUS 10-29

with TACACS+ 10-14

login banners 7-10

log messages

See system message logging

Long-Reach Ethernet (LRE) technology 1-34

loop guard

described 21-11

enabling 21-18

support for 1-9

LRE profiles, considerations in switch clusters 6-16

M

MAC/PHY configuration status TLV 29-2

MAC addresses

aging time 7-14

and VLAN association 7-13

building the address table 7-13

default configuration 7-14

disabling learning on a VLAN 7-23

discovering 7-24

displaying 7-23

displaying in the IP source binding table 23-26

dynamic

learning 7-13

removing 7-15

in ACLs 36-29

IP address association 41-10

static

adding 7-20

allowing 7-22, 7-23

characteristics of 7-20

dropping 7-21

removing 7-20

MAC address learning 1-7

MAC address learning, disabling on a VLAN 7-23

MAC address notification, support for 1-17

MAC address-table move update

configuration guidelines 22-8

configuring 22-12

default configuration 22-8

description 22-6

monitoring 22-14

MAC address-to-VLAN mapping 14-27

MAC authentication bypass 11-15

MAC extended access lists

applying to Layer 2 interfaces 36-31

configuring for QoS 37-53

creating 36-29

defined 36-29

for QoS classification 37-5

MACsec 11-32

and stacking 11-34

configuring on an interface 11-69

defined 11-32

MACsec Key Agreement Protocol

See MKA

magic packet 11-26

manageability features 1-7

management access

in-band

browser session 1-8

CLI session 1-8

device manager 1-8

SNMP 1-8

out-of-band console port connection 1-8

management address TLV 29-2

management options

CLI 2-1

clustering 1-4

CNS 3-1

Network Assistant 1-3

overview 1-6

switch stacks 1-3

management VLAN

considerations in switch clusters 6-7

discovery through different management VLANs 6-7

mapping tables for QoS

configuring

CoS-to-DSCP 37-73

DSCP 37-73

DSCP-to-CoS 37-76

DSCP-to-DSCP-mutation 37-77

IP-precedence-to-DSCP 37-74

policed-DSCP 37-75

described 37-13

marking

action in policy map 37-58

action with aggregate policers 37-71

described 37-4, 37-9

matching IPv4 ACLs 36-8

maximum aging time

MSTP 20-24

STP 19-23

maximum hop count, MSTP 20-25

maximum number of allowed devices, port-based authentication 11-40

maximum-paths command 41-54, 41-93

MDA

configuration guidelines 11-29 to 11-30

described 1-11, 11-29

exceptions with authentication process 11-4

Media Access Control Security

See MACsec

membership mode, VLAN port 14-3

member switch

automatic discovery 6-5

defined 6-2

managing 6-16

passwords 6-13

recovering from lost connectivity 50-12

requirements 6-4

See also candidate switch, cluster standby group, and standby command switch

messages, to users through banners 7-10

metrics, in BGP 41-54

metric translations, between routing protocols 41-99

metro tags 18-2

MHSRP 43-4

MIBs

overview 34-1

SNMP interaction with 34-4

mini-point-of-presence

See POP

mini-type USB console port 13-13

mirroring traffic for analysis 31-1

mismatches, autonegotiation 50-13

MKA

configuring policies 11-69

defined 11-32

policies 11-33

replay protection 11-33

statistics 11-35

virtual ports 11-33

module number 13-18

monitoring

access groups 36-44

BGP 41-65

cables for unidirectional links 30-1

CDP 27-6

CEF 41-92

EIGRP 41-45

fallback bridging 49-10

features 1-17

Flex Links 22-14

HSRP 43-13

IEEE 802.1Q tunneling 18-18

IGMP

snooping 25-12, 26-16

interfaces 13-48

IP

address tables 41-19

multicast routing 47-63

routes 41-106

IP SLAs operations 44-13

IPv4 ACL configuration 36-44

IPv6 42-28

IPv6 ACL configuration 38-8

IS-IS 41-76

ISO CLNS 41-76

Layer 2 protocol tunneling 18-18

MAC address-table move update 22-14

MSDP peers 48-19

multicast router interfaces 26-17

multi-VRF CE 41-90

network traffic for analysis with probe 31-2

object tracking 45-12

OSPF 41-37

private VLANs 17-15

RP mapping information 47-35

SFP status 50-14

source-active messages 48-19

speed and duplex mode 13-29

SSM mapping 47-22

traffic flowing among switches 32-1

traffic suppression 28-21

tunneling 18-18

VLAN

filters 36-45

maps 36-45

VLANs 14-14

VMPS 14-32

VTP 15-18

mrouter Port 22-3

mrouter port 22-5

MSDP

benefits of 48-3

clearing MSDP connections and statistics 48-19

controlling source information

forwarded by switch 48-12

originated by switch 48-8

received by switch 48-14

default configuration 48-4

dense-mode regions

sending SA messages to 48-17

specifying the originating address 48-18

filtering

incoming SA messages 48-14

SA messages to a peer 48-12

SA requests from a peer 48-11

join latency, defined 48-6

meshed groups

configuring 48-16

defined 48-16

originating address, changing 48-18

overview 48-1

peer-RPF flooding 48-2

peers

configuring a default 48-4

monitoring 48-19

peering relationship, overview 48-1

requesting source information from 48-8

shutting down 48-16

source-active messages

caching 48-6

defined 48-2

filtering from a peer 48-11

filtering incoming 48-14

filtering to a peer 48-12

limiting data with TTL 48-14

restricting advertised sources 48-9

support for 1-16

MSTP

boundary ports

configuration guidelines 20-16

described 20-6

BPDU filtering

described 21-3

enabling 21-14

BPDU guard

described 21-2

enabling 21-13

CIST, described 20-3

CIST regional root 20-3

CIST root 20-5

configuration guidelines 20-15, 21-12

configuring

forward-delay time 20-24

hello time 20-23

link type for rapid convergence 20-25

maximum aging time 20-24

maximum hop count 20-25

MST region 20-16

neighbor type 20-26

path cost 20-21

port priority 20-20

root switch 20-18

secondary root switch 20-19

switch priority 20-22

CST

defined 20-3

operations between regions 20-4

default configuration 20-15

default optional feature configuration 21-12

displaying status 20-27

enabling the mode 20-16

EtherChannel guard

described 21-10

enabling 21-17

extended system ID

effects on root switch 20-18

effects on secondary root switch 20-19

unexpected behavior 20-18

IEEE 802.1s

implementation 20-6

port role naming change 20-7

terminology 20-5

instances supported 19-10

interface state, blocking to forwarding 21-2

interoperability and compatibility among modes 19-10

interoperability with IEEE 802.1D

described 20-9

restarting migration process 20-26

IST

defined 20-3

master 20-3

operations within a region 20-3

loop guard

described 21-11

enabling 21-18

mapping VLANs to MST instance 20-17

MST region

CIST 20-3

configuring 20-16

described 20-2

hop-count mechanism 20-5

IST 20-3

supported spanning-tree instances 20-2

optional features supported 1-9

overview 20-2

Port Fast

described 21-2

enabling 21-12

preventing root switch selection 21-10

root guard

described 21-10

enabling 21-18

root switch

configuring 20-18

effects of extended system ID 20-18

unexpected behavior 20-18

shutdown Port Fast-enabled port 21-2

stack changes, effects of 20-8

status, displaying 20-27

MTU

system 13-40

system jumbo 13-39

system routing 13-39

multiauth

support for inaccessible authentication bypass 11-23

multiauth mode

See multiple-authentication mode

multicast groups

Immediate Leave 26-6

joining 26-3

leaving 26-5

static joins 25-8, 26-10

multicast packets

ACLs on 36-43

blocking 28-8

multicast router interfaces, monitoring 26-17

multicast router ports, adding 25-8, 26-9

Multicast Source Discovery Protocol

See MSDP

multicast storm 28-1

multicast storm-control command 28-4

multicast television application 26-18

multicast VLAN 26-17

Multicast VLAN Registration

See MVR

multidomain authentication

See MDA

multioperations scheduling, IP SLAs 44-5

multiple authentication 11-12

Multiple HSRP

See MHSRP

multiple VPN routing/forwarding in customer edge devices

See multi-VRF CE

multi-VRF CE

configuration example 41-87

configuration guidelines 41-79

configuring 41-79

default configuration 41-79

defined 41-76

displaying 41-90

monitoring 41-90

network components 41-79

packet-forwarding process 41-78

support for 1-15

MVR

and address aliasing 26-20

and IGMPv3 26-21

configuring interfaces 26-22

default configuration 26-20

described 26-17

example application 26-18

in the switch stack 26-20

modes 26-21

multicast television application 26-18

setting global parameters 26-21

support for 1-5

N

NAC

AAA down policy 1-12

critical authentication 11-23, 11-55

IEEE 802.1x authentication using a RADIUS server 11-60

IEEE 802.1x validation using RADIUS server 11-60

inaccessible authentication bypass 1-12, 11-55

Layer 2 IEEE 802.1x validation 1-12, 11-60

Layer 2 IP validation 1-12

named IPv4 ACLs 36-16

named IPv6 ACLs 38-3

NameSpace Mapper

See NSM

native VLAN

and IEEE 802.1Q tunneling 18-4

configuring 14-23

default 14-23

NEAT

configuring 11-61

overview 11-30

neighbor discovery, IPv6 42-4

neighbor discovery/recovery, EIGRP 41-38

neighbors, BGP 41-60

Network Admission Control

See NAC

Network Assistant

benefits 1-2

described 1-6

downloading image files 1-3

guide mode 1-3

management options 1-3

managing switch stacks 5-3, 5-17

upgrading a switch A-25

wizards 1-3

network configuration examples

cost-effective wiring closet 1-24

high-performance wiring closet 1-25

increasing network performance 1-22

large network 1-31

long-distance, high-bandwidth transport 1-35

multidwelling network 1-34

providing network services 1-22

redundant Gigabit backbone 1-27

server aggregation and Linux server cluster 1-27

small to medium-sized network 1-29

network design

performance 1-22

services 1-22

Network Edge Access Topology

See NEAT

network management

CDP 27-1

RMON 32-1

SNMP 34-1

network performance, measuring with IP SLAs 44-3

network policy TLV 29-2

Network Time Protocol

See NTP

no commands 2-4

nonhierarchical policy maps

configuration guidelines 37-40

configuring 37-58

described 37-10

non-IP traffic filtering 36-29

nontrunking mode 14-16

normal-range VLANs 14-4

configuration guidelines 14-5

configuring 14-4

defined 14-1

no switchport command 13-4

not-so-stubby areas

See NSSA

NSAPs, as ISO IGRP addresses 41-67

NSF Awareness

IS-IS 41-69

NSM 3-3

NSSA, OSPF 41-33

NTP

associations

defined 7-2

overview 7-2

stratum 7-2

support for 1-7

time

services 7-2

synchronizing 7-2

O

OBFL

configuring 50-27

described 50-27

displaying 50-28

object tracking

HSRP 45-7

IP SLAs 45-9

IP SLAs, configuring 45-9

monitoring 45-12

offline configuration for switch stacks 5-8

off mode, VTP 15-4

on-board failure logging

See OBFL

online diagnostics

described 51-1

overview 51-1

running tests 51-4

open1x

configuring 11-66

open1x authentication

overview 11-29

Open Shortest Path First

See OSPF

optimizing system resources 8-1

options, management 1-6

OSPF

area parameters, configuring 41-33

configuring 41-31

default configuration

metrics 41-34

route 41-34

settings 41-28

described 41-27

for IPv6 42-7

interface parameters, configuring 41-32

LSA group pacing 41-36

monitoring 41-37

router IDs 41-36

route summarization 41-34

support for 1-15

virtual links 41-34

out-of-profile markdown 1-14

P

packet modification, with QoS 37-22

PAgP

Layer 2 protocol tunneling 18-9

See EtherChannel

parallel paths, in routing tables 41-93

passive interfaces

configuring 41-103

OSPF 41-35

passwords

default configuration 10-2

disabling recovery of 10-5

encrypting 10-3

for security 1-10

in clusters 6-14

overview 10-1

recovery of 50-3

setting

enable 10-3

enable secret 10-3

Telnet 10-6

with usernames 10-6

VTP domain 15-10

path cost

MSTP 20-21

STP 19-20

path MTU discovery 42-4

payload encryption 1-1

PBR

defined 41-99

enabling 41-101

fast-switched policy-based routing 41-102

local policy-based routing 41-102

PC (passive command switch) 6-10

peers, BGP 41-60

percentage thresholds in tracked lists 45-6

performance, network design 1-22

performance features 1-4

persistent self-signed certificate 10-49

per-user ACLs and Filter-Ids 11-8

per-VLAN spanning-tree plus

See PVST+

PE to CE routing, configuring 41-86

physical ports 13-2

PIM

default configuration 47-11

dense mode

overview 47-4

rendezvous point (RP), described 47-5

RPF lookups 47-9

enabling a mode 47-13

overview 47-4

router-query message interval, modifying 47-38

shared tree and source tree, overview 47-35

shortest path tree, delaying the use of 47-37

sparse mode

join messages and shared tree 47-5

overview 47-5

prune messages 47-5

RPF lookups 47-9

stub routing

configuration guidelines 47-22

enabling 47-23

overview 47-5

support for 1-16

versions

interoperability 47-11

troubleshooting interoperability problems 47-35

v2 improvements 47-4

PIM-DVMRP, as snooping method 26-9

ping

character output description 50-16

executing 50-15

overview 50-15

PoE

auto mode 13-9

CDP with power consumption, described 13-7

CDP with power negotiation, described 13-7

Cisco intelligent power management 13-7

configuring 13-32

devices supported 13-7

high-power devices operating in low-power mode 13-7

IEEE power classification levels 13-8

monitoring 13-10

monitoring power 13-35

policing power consumption 13-35

policing power usage 13-10

power budgeting 13-33

power consumption 13-33

powered-device detection and initial power allocation 13-8

power management modes 13-9

power negotiation extensions to CDP 13-7

standards supported 13-7

static mode 13-9

troubleshooting 50-13

policed-DSCP map for QoS 37-75

policers

configuring

for each matched traffic class 37-58

for more than one traffic class 37-71

described 37-4

number of 37-41

types of 37-10

policing

described 37-4

hierarchical

See hierarchical policy maps

token-bucket algorithm 37-10

policy-based routing

See PBR

policy maps for QoS

characteristics of 37-59

described 37-8

hierarchical 37-9

hierarchical on SVIs

configuration guidelines 37-40

configuring 37-63

described 37-12

nonhierarchical on physical ports

configuration guidelines 37-40

configuring 37-58

described 37-10

POP 1-34

port ACLs

defined 36-3

types of 36-4

Port Aggregation Protocol

See EtherChannel

port-based authentication

accounting 11-14

authentication server

defined 11-3, 12-2

RADIUS server 11-3

client, defined 11-3, 12-2

configuration guidelines 11-38, 12-9

configuring

802.1x authentication 11-43

guest VLAN 11-53

host mode 11-46

inaccessible authentication bypass 11-55

manual re-authentication of a client 11-48

periodic re-authentication 11-47

quiet period 11-48

RADIUS server 11-46, 12-13

RADIUS server parameters on the switch 11-45, 12-11

restricted VLAN 11-54

switch-to-client frame-retransmission number 11-49, 11-50

switch-to-client retransmission time 11-49

violation modes 11-42 to 11-43

default configuration 11-36, 12-9

described 11-1

device roles 11-3, 12-2

displaying statistics 11-71, 12-17

downloadable ACLs and redirect URLs

configuring 11-62 to 11-65, ?? to 11-65

overview 11-18 to 11-20

EAPOL-start frame 11-6

EAP-request/identity frame 11-6

EAP-response/identity frame 11-6

enabling

802.1X authentication 12-11

encapsulation 11-3

flexible authentication ordering

configuring 11-66

overview 11-28

guest VLAN

configuration guidelines 11-21, 11-22

described 11-21

host mode 11-12

inaccessible authentication bypass

configuring 11-55

described 11-23

guidelines 11-39

initiation and message exchange 11-6

magic packet 11-26

maximum number of allowed devices per port 11-40

method lists 11-43

multiple authentication 11-12

multiple-hosts mode, described 11-12

per-user ACLs

AAA authorization 11-43

configuration tasks 11-18

described 11-17

RADIUS server attributes 11-17

ports

authorization state and dot1x port-control command 11-11

authorized and unauthorized 11-10

voice VLAN 11-25

port security

described 11-26

readiness check

configuring 11-40

described 11-15, 11-40

resetting to default values 11-68

stack changes, effects of 11-11

statistics, displaying 11-71

switch

as proxy 11-3, 12-2

RADIUS client 11-3

switch supplicant

configuring 11-61

overview 11-30

user distribution

guidelines 11-25

overview 11-24

VLAN assignment

AAA authorization 11-43

characteristics 11-16

configuration tasks 11-17

described 11-16

voice aware 802.1x security

configuring 11-41

described 11-31, 11-41

voice VLAN

described 11-25

PVID 11-25

VVID 11-25

wake-on-LAN, described 11-26

port-based authentication methods, supported 11-8

port blocking 1-5, 28-7

port-channel

See EtherChannel

port description TLV 29-2

Port Fast

described 21-2

enabling 21-12

mode, spanning tree 14-29

support for 1-9

port membership modes, VLAN 14-3

port priority

MSTP 20-20

STP 19-18

ports

10-Gigabit Ethernet 13-6

access 13-3

blocking 28-7

dynamic access 14-3

protected 28-6

routed 13-4

secure 28-9

static-access 14-3, 14-9

switch 13-2

trunks 14-3, 14-15

VLAN assignments 14-9

port security

aging 28-17

and other features 28-11

and private VLANs 28-18

and QoS trusted boundary 37-45

and stacking 28-18

configuration guidelines 28-11

configuring 28-13

default configuration 28-11

described 28-8

on trunk ports 28-14

sticky learning 28-9

violations 28-10

port-shutdown response, VMPS 14-28

port VLAN ID TLV 29-2

power management TLV 29-3

Power over Ethernet

See PoE

power supply

configuring 13-42

managing 13-42

preemption, default configuration 22-8

preemption delay, default configuration 22-8

preferential treatment of traffic

See QoS

prefix lists, BGP 41-58

preventing unauthorized access 10-1

primary interface for object tracking, DHCP, configuring 45-11

primary interface for static routing, configuring 45-10

primary links 22-2

primary VLANs 17-1, 17-3

priority

HSRP 43-8

overriding CoS 16-6

trusting CoS 16-6

private VLAN edge ports

See protected ports

private VLANs

across multiple switches 17-4

and SDM template 17-4

and SVIs 17-5

and switch stacks 17-5

benefits of 17-1

community ports 17-2

community VLANs 17-2, 17-3

configuration guidelines 17-7, 17-8

configuration tasks 17-6

configuring 17-10

default configuration 17-6

end station access to 17-3

IP addressing 17-3

isolated port 17-2

isolated VLANs 17-2, 17-3

mapping 17-13

monitoring 17-15

ports

community 17-2

configuration guidelines 17-8

configuring host ports 17-11

configuring promiscuous ports 17-13

isolated 17-2

promiscuous 17-2

primary VLANs 17-1, 17-3

promiscuous ports 17-2

secondary VLANs 17-2

subdomains 17-1

traffic in 17-5

privilege levels

changing the default for lines 10-9

command switch 6-17

exiting 10-9

logging into 10-9

mapping on member switches 6-17

overview 10-2, 10-7

setting a command with 10-8

promiscuous ports

configuring 17-13

defined 17-2

protected ports 1-10, 28-6

protocol-dependent modules, EIGRP 41-38

Protocol-Independent Multicast Protocol

See PIM

protocol storm protection 28-19

provider edge devices 41-77

provisioning new members for a switch stack 5-8

proxy ARP

configuring 41-12

definition 41-10

with IP routing disabled 41-13

proxy reports 22-3

pruning, VTP

disabling

in VTP domain 15-16

on a port 14-22

enabling

in VTP domain 15-16

on a port 14-22

examples 15-7

overview 15-6

pruning-eligible list

changing 14-22

for VTP pruning 15-6

VLANs 15-16

PVST+

described 19-9

IEEE 802.1Q trunking interoperability 19-11

instances supported 19-10

Q

QoS

and MQC commands 37-1

auto-QoS

categorizing traffic 37-24

configuration and defaults display 37-36

configuration guidelines 37-33

described 37-23

disabling 37-35

displaying generated commands 37-35

displaying the initial configuration 37-36

effects on running configuration 37-33

egress queue defaults 37-25

list of generated commands 37-26

basic model 37-4

classification

class maps, described 37-8

defined 37-4

DSCP transparency, described 37-46

flowchart 37-7

forwarding treatment 37-3

in frames and packets 37-3

IP ACLs, described 37-7, 37-8

MAC ACLs, described 37-5, 37-8

options for IP traffic 37-6

options for non-IP traffic 37-5

policy maps, described 37-8

trust DSCP, described 37-5

trusted CoS, described 37-5

trust IP precedence, described 37-5

class maps

configuring 37-54

configuration guidelines

auto-QoS 37-33

standard QoS 37-39

configuring

aggregate policers 37-71

auto-QoS 37-23

default port CoS value 37-44

DSCP maps 37-73

DSCP transparency 37-46

DSCP trust states bordering another domain 37-47

egress queue characteristics 37-83

ingress queue characteristics 37-79

IP extended ACLs 37-50

IP standard ACLs 37-49

MAC ACLs 37-53

policy maps, hierarchical 37-63

policy maps on physical ports 37-58

port trust states within the domain 37-43

trusted boundary 37-45

default auto configuration 37-24

default standard configuration 37-37

DSCP transparency 37-46

egress queues

allocating buffer space 37-84

buffer allocation scheme, described 37-20

configuring shaped weights for SRR 37-88

configuring shared weights for SRR 37-89

described 37-4

displaying the threshold map 37-87

flowchart 37-19

mapping DSCP or CoS values 37-86

scheduling, described 37-4

setting WTD thresholds 37-84

WTD, described 37-22

enabling globally 37-42

flowcharts

classification 37-7

egress queueing and scheduling 37-19

ingress queueing and scheduling 37-16

policing and marking 37-11

implicit deny 37-8

ingress queues

allocating bandwidth 37-81

allocating buffer space 37-81

buffer and bandwidth allocation, described 37-18

configuring shared weights for SRR 37-81

configuring the priority queue 37-82

described 37-4

displaying the threshold map 37-80

flowchart 37-16

mapping DSCP or CoS values 37-80

priority queue, described 37-18

scheduling, described 37-4

setting WTD thresholds 37-80

WTD, described 37-18

IP phones

automatic classification and queueing 37-23

detection and trusted settings 37-23, 37-45

limiting bandwidth on egress interface 37-90

mapping tables

CoS-to-DSCP 37-73

DSCP-to-CoS 37-76

DSCP-to-DSCP-mutation 37-77

IP-precedence-to-DSCP 37-74

policed-DSCP 37-75

types of 37-13

marked-down actions 37-61

marking, described 37-4, 37-9

overview 37-2

packet modification 37-22

policers

configuring 37-61, 37-71

described 37-9

number of 37-41

types of 37-10

policies, attaching to an interface 37-9

policing

described 37-4, 37-9

token bucket algorithm 37-10

policy maps

characteristics of 37-59

hierarchical 37-9

hierarchical on SVIs 37-63

nonhierarchical on physical ports 37-58

QoS label, defined 37-4

queues

configuring egress characteristics 37-83

configuring ingress characteristics 37-79

high priority (expedite) 37-22, 37-89

location of 37-14

SRR, described 37-15

WTD, described 37-15

rewrites 37-22

support for 1-14

trust states

bordering another domain 37-47

described 37-5

trusted device 37-45

within the domain 37-43

quality of service

See QoS

queries, IGMP 26-4

query solicitation, IGMP 26-13

R

RADIUS

attributes

vendor-proprietary 10-36

vendor-specific 10-35

configuring

accounting 10-34

authentication 10-29

authorization 10-33

communication, global 10-27, 10-35

communication, per-server 10-27

multiple UDP ports 10-27

default configuration 10-27

defining AAA server groups 10-31

displaying the configuration 10-39

identifying the server 10-27

in clusters 6-16

limiting the services to the user 10-33

method list, defined 10-26

operation of 10-19

overview 10-18

server load balancing 10-39

suggested network environments 10-18

support for 1-12

tracking services accessed by user 10-34

RADIUS Change of Authorization 10-20

range

macro 13-21

of interfaces 13-19

rapid convergence 20-10

rapid per-VLAN spanning-tree plus

See rapid PVST+

rapid PVST+

described 19-9

IEEE 802.1Q trunking interoperability 19-11

instances supported 19-10

Rapid Spanning Tree Protocol

See RSTP

RARP 41-10

rcommand command 6-16

RCP

configuration files

downloading A-18

overview A-17

preparing the server A-17

uploading A-19

image files

deleting old image A-38

downloading A-37

preparing the server A-36

uploading A-38

reachability, tracking IP SLAs IP host 45-9

readiness check

port-based authentication

configuring 11-40

described 11-15, 11-40

reconfirmation interval, VMPS, changing 14-31

reconfirming dynamic VLAN membership 14-31

redirect URL 11-18, 11-20, 11-62

redundancy

EtherChannel 39-3

HSRP 43-1

STP

backbone 19-8

multidrop backbone 21-5

path cost 14-26

port priority 14-24

redundant links and UplinkFast 21-15

redundant power system

See Cisco Redundant Power System 2300

reliable transport protocol, EIGRP 41-38

reloading software 4-24

Remote Authentication Dial-In User Service

See RADIUS

Remote Copy Protocol

See RCP

Remote Network Monitoring

See RMON

Remote SPAN

See RSPAN

remote SPAN 31-3

report suppression, IGMP

described 26-6

disabling 25-11, 26-16

resequencing ACL entries 36-16

reserved addresses in DHCP pools 23-28

resets, in BGP 41-52

resetting a UDLD-shutdown interface 30-6

responder, IP SLAs

described 44-4

enabling 44-7

response time, measuring with IP SLAs 44-4

restricted VLAN

configuring 11-54

described 11-22

using with IEEE 802.1x 11-22

restricting access

overview 10-1

passwords and privilege levels 10-2

RADIUS 10-17

TACACS+ 10-10

retry count, VMPS, changing 14-32

reverse address resolution 41-10

Reverse Address Resolution Protocol

See RARP

RFC

1058, RIP 41-20

1112, IP multicast and IGMP 26-2

1157, SNMPv1 34-2

1163, BGP 41-45

1166, IP addresses 41-7

1253, OSPF 41-27

1267, BGP 41-45

1305, NTP 7-2

1587, NSSAs 41-27

1757, RMON 32-2

1771, BGP 41-45

1901, SNMPv2C 34-2

1902 to 1907, SNMPv2 34-2

2236, IP multicast and IGMP 26-2

2273-2275, SNMPv3 34-2

RFC 5176 Compliance 10-21

RIP

advertisements 41-21

authentication 41-24

configuring 41-22

default configuration 41-21

described 41-21

for IPv6 42-7

hop counts 41-21

split horizon 41-24

summary addresses 41-24

support for 1-15

RMON

default configuration 32-3

displaying status 32-6

enabling alarms and events 32-3

groups supported 32-2

overview 32-1

statistics

collecting group Ethernet 32-5

collecting group history 32-5

support for 1-17

root guard

described 21-10

enabling 21-18

support for 1-9

root switch

MSTP 20-18

STP 19-15

route calculation timers, OSPF 41-35

route dampening, BGP 41-64

routed packets, ACLs on 36-43

routed ports

configuring 41-5

defined 13-4

in switch clusters 6-8

IP addresses on 13-37, 41-5

route-map command 41-102

route maps

BGP 41-56

policy-based routing 41-100

router ACLs

defined 36-3

types of 36-5

route reflectors, BGP 41-63

router ID, OSPF 41-36

route selection, BGP 41-54

route summarization, OSPF 41-34

route targets, VPN 41-79

routing

default 41-3

dynamic 41-3

redistribution of information 41-96

static 41-3

routing domain confederation, BGP 41-63

Routing Information Protocol

See RIP

routing protocol administrative distances 41-94

RPS

See Cisco Redundant Power System 2300

RPS 2300

See Cisco Redundant Power System 2300

RSPAN 31-3

and stack changes 31-10

characteristics 31-9

configuration guidelines 31-17

default configuration 31-12

destination ports 31-8

displaying status 31-28

in a switch stack 31-3

interaction with other features 31-9

monitored ports 31-7

monitoring ports 31-8

overview 1-17, 31-1

received traffic 31-6

session limits 31-12

sessions

creating 31-18

defined 31-4

limiting source traffic to specific VLANs 31-20

specifying monitored ports 31-18

with ingress traffic enabled 31-22

source ports 31-7

transmitted traffic 31-6

VLAN-based 31-7

RSTP

active topology 20-10

BPDU

format 20-12

processing 20-13

designated port, defined 20-9

designated switch, defined 20-9

interoperability with IEEE 802.1D

described 20-9

restarting migration process 20-26

topology changes 20-13

overview 20-9

port roles

described 20-9

synchronized 20-11

proposal-agreement handshake process 20-10

rapid convergence

cross-stack rapid convergence 20-11

described 20-10

edge ports and Port Fast 20-10

point-to-point links 20-10, 20-25

root ports 20-10

root port, defined 20-9

See also MSTP

running configuration

replacing A-20, A-21

rolling back A-20, A-22

saving 4-16

S

SC (standby command switch) 6-10

scheduled reloads 4-24

scheduling, IP SLAs operations 44-5

SCP

and SSH 10-55

configuring 10-55

SDM

described 8-1

switch stack consideration 5-10

templates

configuring 8-6

number of 8-1

SDM template

configuring 8-5

dual IPv4 and IPv6 8-2

types of 8-1

secondary VLANs 17-2

Secure Copy Protocol

secure HTTP client

configuring 10-54

displaying 10-54

secure HTTP server

configuring 10-52

displaying 10-54

secure MAC addresses

and switch stacks 28-18

deleting 28-16

maximum number of 28-10

types of 28-9

secure ports

and switch stacks 28-18

configuring 28-9

secure remote connections 10-44

Secure Shell

See SSH

Secure Socket Layer

See SSL

security, port 28-8

security features 1-10

See SCP

sequence numbers in log messages 33-8

server mode, VTP 15-3

service-provider network, MSTP and RSTP 20-1

service-provider networks

and customer VLANs 18-2

and IEEE 802.1Q tunneling 18-1

Layer 2 protocols across 18-8

Layer 2 protocol tunneling for EtherChannels 18-9

session keys, MKA 11-32

set-request operation 34-4

setup program

failed command switch replacement 50-11

replacing failed command switch 50-9

severity levels, defining in system messages 33-9

SFPs

monitoring status of 50-14

numbering of 13-18

security and identification 50-14

status, displaying 50-14

shaped round robin

See SRR

show access-lists hw-summary command 36-23

show and more command output, filtering 2-9

show cluster members command 6-16

show configuration command 13-36

show forward command 50-22

show interfaces command 13-29, 13-36

show interfaces switchport 22-4

show l2protocol command 18-13, 18-15, 18-16

show platform forward command 50-22

show running-config command

displaying ACLs 36-34, 36-36

interface description in 13-36

shutdown command on interfaces 13-50

shutdown threshold for Layer 2 protocol packets 18-11

Simple Network Management Protocol

See SNMP

single session ID 11-32

small form-factor pluggable modules

See SFPs

small-frame arrival rate, configuring 28-5

smart logging 33-1, 33-14

SNAP 27-1

SNMP

accessing MIB variables with 34-4

agent

described 34-4

disabling 34-7

and IP SLAs 44-2

authentication level 34-10

community strings

configuring 34-8

for cluster switches 34-4

overview 34-4

configuration examples 34-18

default configuration 34-6

engine ID 34-7

groups 34-7, 34-9

host 34-7

ifIndex values 34-5

in-band management 1-8

in clusters 6-14

informs

and trap keyword 34-12

described 34-5

differences from traps 34-5

disabling 34-15

enabling 34-15

limiting access by TFTP servers 34-17

limiting system log messages to NMS 33-10

manager functions 1-6, 34-3

managing clusters with 6-17

notifications 34-5

overview 34-1, 34-4

security levels 34-3

setting CPU threshold notification 34-16

status, displaying 34-19

system contact and location 34-16

trap manager, configuring 34-14

traps

described 34-5

differences from informs 34-5

disabling 34-15

enabling 34-12

enabling MAC address notification 7-15, 7-17, 7-18

overview 34-1, 34-4

types of 34-12

users 34-7, 34-9

versions supported 34-2

SNMP and Syslog Over IPv6 42-8

SNMPv1 34-2

SNMPv2C 34-2

SNMPv3 34-2

snooping, IGMP 26-2

software compatibility

See stacks, switch

software images

location in flash A-26

recovery procedures 50-2

scheduling reloads 4-24

tar file format, described A-26

See also downloading and uploading

software images in mixed stacks

See the Cisco Software Activation and Compatibility Document

source-and-destination-IP address based forwarding, EtherChannel 39-9

source-and-destination MAC address forwarding, EtherChannel 39-9

source-IP address based forwarding, EtherChannel 39-9

source-MAC address forwarding, EtherChannel 39-8

Source-specific multicast

See SSM

SPAN

and stack changes 31-10

configuration guidelines 31-12

default configuration 31-12

destination ports 31-8

displaying status 31-28

interaction with other features 31-9

monitored ports 31-7

monitoring ports 31-8

overview 1-17, 31-1

ports, restrictions 28-12

received traffic 31-6

session limits 31-12

sessions

configuring ingress forwarding 31-16, 31-23

creating 31-13, 31-25

defined 31-4

limiting source traffic to specific VLANs 31-16

removing destination (monitoring) ports 31-14

specifying monitored ports 31-13, 31-25

with ingress traffic enabled 31-15

source ports 31-7

transmitted traffic 31-6

VLAN-based 31-7

spanning tree and native VLANs 14-17

Spanning Tree Protocol

See STP

SPAN traffic 31-6

split horizon, RIP 41-24

SRR

configuring

shaped weights on egress queues 37-88

shared weights on egress queues 37-89

shared weights on ingress queues 37-81

described 37-15

shaped mode 37-15

shared mode 37-16

support for 1-14, 1-15

SSH

configuring 10-45

described 1-8, 10-44

encryption methods 10-45

switch stack considerations 5-17

user authentication methods, supported 10-45

SSL

configuration guidelines 10-51

configuring a secure HTTP client 10-54

configuring a secure HTTP server 10-52

described 10-48

monitoring 10-54

SSM

address management restrictions 47-16

CGMP limitations 47-16

components 47-14

configuration guidelines 47-16

configuring 47-14, 47-17

differs from Internet standard multicast 47-14

IGMP snooping 47-16

IGMPv3 47-14

IGMPv3 Host Signalling 47-15

IP address range 47-15

monitoring 47-17

operations 47-15

PIM 47-14

state maintenance limitations 47-16

SSM mapping 47-17

configuration guidelines 47-17

configuring 47-17, 47-19

DNS-based 47-18, 47-20

monitoring 47-22

overview 47-18

restrictions 47-18

static 47-18, 47-20

static traffic forwarding 47-21

stack changes

effects on

IPv6 routing 42-10

stack changes, effects on

ACL configuration 36-7

CDP 27-2

cross-stack EtherChannel 39-13

EtherChannel 39-10

fallback bridging 49-3

HSRP 43-5

IEEE 802.1x port-based authentication 11-11

IGMP snooping 26-7

IP routing 41-4

IPv6 ACLs 38-3

MAC address tables 7-14

MSTP 20-8

multicast routing 47-10

MVR 26-18

port security 28-18

SDM template selection 8-4

SNMP 34-1

SPAN and RSPAN 31-10

STP 19-11

switch clusters 6-14

system message log 33-2

VLANs 14-6

VTP 15-8

stacking

and MACsec 11-34

stack master

bridge ID (MAC address) 5-7

defined 5-2

election 5-5

IPv6 42-11

re-election 5-5

See also stacks, switch

stack member

accessing CLI of specific member 5-30

configuring

member number 5-26

priority value 5-26

defined 5-2

displaying information of 5-30

IPv6 42-11

number 5-7

priority value 5-8

provisioning a new member 5-27

replacing 5-16

See also stacks, switch

stack member number 13-17

stack protocol version 5-11

stacks, switch

accessing CLI of specific member 5-30

assigning information

member number 5-26

priority value 5-26

provisioning a new member 5-27

auto-advise 5-13

auto-copy 5-12

auto-extract 5-12

auto-upgrade 5-12

bridge ID 5-7

Catalyst 3750-X-only 5-2

CDP considerations 27-2

compatibility, software 5-11

configuration file 5-15

configuration scenarios 5-18

copying an image file from one member to another A-39

default configuration 5-24

description of 5-2

displaying information of 5-30

enabling persistent MAC address timer 5-24

hardware compatibility and SDM mismatch mode 5-10

HSRP considerations 43-5

in clusters 6-14

incompatible software and image upgrades 5-15, A-40

IPv6 on 42-10

MAC address considerations 7-14

MAC address of 5-24

management connectivity 5-17

managing 5-1

managing mixed

See Catalyst 3750-E and 3750 Switch Stacking Compatibility Guide

membership 5-4

merged 5-4

mixed

hardware 5-2

hardware and software 5-2

software 5-2

with Catalyst 3750-E and 3750 switches 5-2

mixed software images

See Cisco Software Activation and Compatibility Document

MSTP instances supported 19-10

multicast routing, stack master and member roles 47-10

offline configuration

described 5-8

effects of adding a provisioned switch 5-9

effects of removing a provisioned switch 5-10

effects of replacing a provisioned switch 5-10

provisioned configuration, defined 5-8

provisioned switch, defined 5-8

provisioning a new member 5-27

partitioned 5-4, 50-8

provisioned switch

adding 5-9

removing 5-10

replacing 5-10

replacing a failed member 5-16

software compatibility 5-11

software image version 5-11

stack protocol version 5-11

STP

bridge ID 19-3

instances supported 19-10

root port selection 19-3

stack root switch election 19-3

system messages

hostnames in the display 33-1

remotely monitoring 33-2

system prompt consideration 7-7

system-wide configuration considerations 5-16

upgrading A-39

version-mismatch (VM) mode

automatic upgrades with auto-upgrade 5-12

described 5-12

examples 5-13

manual upgrades with auto-advise 5-13

upgrades with auto-extract 5-12

See also stack master and stack member

StackWise Plus technology, Cisco 1-3

See also stacks, switch

standby command switch

configuring

considerations 6-11

defined 6-2

priority 6-10

requirements 6-3

virtual IP address 6-11

See also cluster standby group and HSRP

standby group, cluster

See cluster standby group and HSRP

standby ip command 43-6

standby links 22-2

standby router 43-2

standby timers, HSRP 43-10

startup configuration

booting

manually 4-19

specific image 4-20

clearing A-20

configuration file

automatically downloading 4-18

specifying the filename 4-19

default boot configuration 4-18

static access ports

assigning to VLAN 14-9

defined 13-3, 14-3

static addresses

See addresses

static IP routing 1-15

static MAC addressing 1-10

static route primary interface, configuring 45-10

static routes

configuring 41-94

understanding 42-7

static routing 41-3

static routing support, enhanced object tracking 45-10

static SSM mapping 47-18, 47-20

static traffic forwarding 47-21

static VLAN membership 14-2

statistics

802.1X 12-17

CDP 27-6

IEEE 802.1x 11-71

interface 13-49

IP multicast routing 47-63

MKA 11-35

OSPF 41-37

RMON group Ethernet 32-5

RMON group history 32-5

SNMP input and output 34-19

VTP 15-18

sticky learning 28-9

storm control

configuring 28-3

described 28-1

disabling 28-5

support for 1-5

thresholds 28-1

STP

accelerating root port selection 21-4

BackboneFast

described 21-7

disabling 21-17

enabling 21-16

BPDU filtering

described 21-3

disabling 21-15

enabling 21-14

BPDU guard

described 21-2

disabling 21-14

enabling 21-13

BPDU message exchange 19-3

configuration guidelines 19-13, 21-12

configuring

forward-delay time 19-23

hello time 19-22

maximum aging time 19-23

path cost 19-20

port priority 19-18

root switch 19-15

secondary root switch 19-17

spanning-tree mode 19-14

switch priority 19-21

transmit hold-count 19-24

counters, clearing 19-24

cross-stack UplinkFast

described 21-5

enabling 21-16

default configuration 19-12

default optional feature configuration 21-12

designated port, defined 19-4

designated switch, defined 19-4

detecting indirect link failures 21-8

disabling 19-15

displaying status 19-24

EtherChannel guard

described 21-10

disabling 21-17

enabling 21-17

extended system ID

effects on root switch 19-16

effects on the secondary root switch 19-17

overview 19-4

unexpected behavior 19-16

features supported 1-9

IEEE 802.1D and bridge ID 19-4

IEEE 802.1D and multicast addresses 19-8

IEEE 802.1t and VLAN identifier 19-5

inferior BPDU 19-3

instances supported 19-10

interface state, blocking to forwarding 21-2

interface states

blocking 19-6

disabled 19-7

forwarding 19-6, 19-7

learning 19-7

listening 19-7

overview 19-5

interoperability and compatibility among modes 19-10

keepalive messages 19-2

Layer 2 protocol tunneling 18-8

limitations with IEEE 802.1Q trunks 19-10

load sharing

overview 14-23

using path costs 14-26

using port priorities 14-24

loop guard

described 21-11

enabling 21-18

modes supported 19-9

multicast addresses, effect of 19-8

optional features supported 1-9

overview 19-2

path costs 14-26

Port Fast

described 21-2

enabling 21-12

port priorities 14-24

preventing root switch selection 21-10

protocols supported 19-9

redundant connectivity 19-8

root guard

described 21-10

enabling 21-18

root port, defined 19-3

root port selection on a switch stack 19-3

root switch

configuring 19-16

effects of extended system ID 19-4, 19-16

election 19-3

unexpected behavior 19-16

shutdown Port Fast-enabled port 21-2

stack changes, effects of 19-11

status, displaying 19-24

superior BPDU 19-3

timers, described 19-22

UplinkFast

described 21-3

enabling 21-15

VLAN-bridge 19-11

stratum, NTP 7-2

stub areas, OSPF 41-33

stub routing, EIGRP 41-44

subdomains, private VLAN 17-1

subnet mask 41-7

subnet zero 41-8

success response, VMPS 14-28

summer time 7-6

SunNet Manager 1-6

supernet 41-8

supported port-based authentication methods 11-8

SVI autostate exclude

configuring 13-39

defined 13-6

SVI link state 13-6

SVIs

and IP unicast routing 41-5

and router ACLs 36-5

connecting VLANs 13-12

defined 13-5

routing between VLANs 14-2

switch 42-2

switch clustering technology 6-1

See also clusters, switch

switch console port 1-8

Switch Database Management

See SDM

switched packets, ACLs on 36-41

Switched Port Analyzer

See SPAN

switched ports 13-2

switchport backup interface 22-4, 22-5

switchport block multicast command 28-8

switchport block unicast command 28-8

switchport command 13-27

switchport mode dot1q-tunnel command 18-7

switchport protected command 28-7

switch priority

MSTP 20-22

STP 19-21

switch software features 1-1

switch virtual interface

See SVI

synchronization, BGP 41-50

syslog

See system message logging

system capabilities TLV 29-2

system clock

configuring

daylight saving time 7-6

manually 7-4

summer time 7-6

time zones 7-5

displaying the time and date 7-5

overview 7-2

See also NTP

system description TLV 29-2

system message logging

default configuration 33-4

defining error message severity levels 33-9

disabling 33-4

displaying the configuration 33-17

enabling 33-5

facility keywords, described 33-14

level keywords, described 33-10

limiting messages 33-10

message format 33-2

overview 33-1

sequence numbers, enabling and disabling 33-8

setting the display destination device 33-5

stack changes, effects of 33-2

synchronizing log messages 33-6

syslog facility 1-17

time stamps, enabling and disabling 33-8

UNIX syslog servers

configuring the daemon 33-12

configuring the logging facility 33-13

facilities supported 33-14

system MTU

and IS-IS LSPs 41-71

system MTU and IEEE 802.1Q tunneling 18-5

system name

default configuration 7-8

default setting 7-8

manual configuration 7-8

See also DNS

system name TLV 29-2

system prompt, default setting 7-7, 7-8

system resources, optimizing 8-1

system routing

IS-IS 41-67

ISO IGRP 41-67

T

TACACS+

accounting, defined 10-11

authentication, defined 10-11

authorization, defined 10-11

configuring

accounting 10-17

authentication key 10-13

authorization 10-16

login authentication 10-14

default configuration 10-13

displaying the configuration 10-17

identifying the server 10-13

in clusters 6-16

limiting the services to the user 10-16

operation of 10-12

overview 10-10

support for 1-12

tracking services accessed by user 10-17

tagged packets

IEEE 802.1Q 18-3

Layer 2 protocol 18-8

tar files

creating A-7

displaying the contents of A-7

extracting A-8

image file format A-26

TCL script, registering and defining with embedded event manager 35-7

TDR 1-17

Telnet

accessing management interfaces 2-10

number of connections 1-8

setting a password 10-6

templates, SDM 8-2

temporary self-signed certificate 10-49

Terminal Access Controller Access Control System Plus

See TACACS+

terminal lines, setting a password 10-6

ternary content addressable memory 50-26

TFTP

configuration files

downloading A-12

preparing the server A-11

uploading A-13

configuration files in base directory 4-8

configuring for autoconfiguration 4-7

image files

deleting A-30

downloading A-28

preparing the server A-28

uploading A-30

limiting access by servers 34-17

TFTP server 1-7

threshold, traffic level 28-2

threshold monitoring, IP SLAs 44-6

time

See NTP and system clock

Time Domain Reflector

See TDR

time-range command 36-18

time ranges in ACLs 36-18

time stamps in log messages 33-8

time zones 7-5

TLVs

defined 29-2

LLDP 29-2

LLDP-MED 29-2

Token Ring VLANs

support for 14-5

VTP support 15-5

ToS 1-14

traceroute, Layer 2

and ARP 50-17

and CDP 50-17

broadcast traffic 50-16

described 50-16

IP addresses and subnets 50-17

MAC addresses and VLANs 50-17

multicast traffic 50-17

multiple devices on a port 50-17

unicast traffic 50-16

usage guidelines 50-17

traceroute command

See also IP traceroute

tracked lists

configuring 45-3

types 45-3

tracked objects

by Boolean expression 45-4

by threshold percentage 45-6

by threshold weight 45-5

tracking interface line-protocol state 45-2

tracking IP routing state 45-2

tracking objects 45-1

tracking process 45-1

track state, tracking IP SLAs 45-9

traffic

blocking flooded 28-8

fragmented 36-6

fragmented IPv6 38-2

unfragmented 36-6

traffic policing 1-14

traffic suppression 28-1

transmit hold-count

see STP

transparent mode, VTP 15-4

trap-door mechanism 4-2

traps

configuring MAC address notification 7-15, 7-17, 7-18

configuring managers 34-12

enabling 7-15, 7-17, 7-18, 34-12

notification types 34-12

overview 34-1, 34-4

troubleshooting

connectivity problems 50-15, 50-16, 50-18

CPU utilization 50-29

detecting unidirectional links 30-1

displaying crash information 50-24

PIMv1 and PIMv2 interoperability problems 47-35

setting packet forwarding 50-22

SFP security and identification 50-14

show forward command 50-22

with CiscoWorks 34-4

with debug commands 50-20

with ping 50-15

with system message logging 33-1

with traceroute 50-18

trunk failover

See link-state tracking

trunking encapsulation 1-10

trunk ports

configuring 14-19

defined 13-3, 14-3

encapsulation 14-19, 14-25

trunks

allowed-VLAN list 14-20

configuring 14-19, 14-25

ISL 14-15

load sharing

setting STP path costs 14-26

using STP port priorities 14-24

native VLAN for untagged traffic 14-23

parallel 14-26

pruning-eligible list 14-22

to non-DTP device 14-15

trusted boundary for QoS 37-45

trusted port states

between QoS domains 37-47

classification options 37-5

ensuring port security for IP phones 37-45

support for 1-14

within a QoS domain 37-43

trustpoints, CA 10-49

tunneling

defined 18-1

IEEE 802.1Q 18-1

Layer 2 protocol 18-8

tunnel ports

described 13-4, 18-2

IEEE 802.1Q, configuring 18-7

incompatibilities with other features 18-6

twisted-pair Ethernet, detecting unidirectional links 30-1

type of service

See ToS

U

UDLD

configuration guidelines 30-4

default configuration 30-4

disabling

globally 30-5

on fiber-optic interfaces 30-5

per interface 30-6

echoing detection mechanism 30-3

enabling

globally 30-5

per interface 30-6

Layer 2 protocol tunneling 18-10

link-detection mechanism 30-1

neighbor database 30-2

overview 30-1

resetting an interface 30-6

status, displaying 30-7

support for 1-9

UDP, configuring 41-16

UDP jitter, configuring 44-9

UDP jitter operation, IP SLAs 44-8

unauthorized ports with IEEE 802.1x 11-10

unicast MAC address filtering 1-7

and adding static addresses 7-21

and broadcast MAC addresses 7-21

and CPU packets 7-21

and multicast addresses 7-21

and router MAC addresses 7-21

configuration guidelines 7-21

described 7-21

unicast storm 28-1

unicast storm control command 28-4

unicast traffic, blocking 28-8

UniDirectional Link Detection protocol

See UDLD

universal software image 1-1

feature set

IP base 1-2

IP services 1-2

UNIX syslog servers

daemon configuration 33-12

facilities supported 33-14

message logging configuration 33-13

unrecognized Type-Length-Value (TLV) support 15-5

upgrading software images

See downloading

UplinkFast

described 21-3

disabling 21-16

enabling 21-15

support for 1-9

uploading

configuration files

preparing A-11, A-14, A-17

reasons for A-9

using FTP A-16

using RCP A-19

using TFTP A-13

image files

preparing A-28, A-31, A-36

reasons for A-25

using FTP A-34

using RCP A-38

using TFTP A-30

USB flash devices 13-16

USB inactivity timer 13-15

USB port

mini-type B 13-13

USB ports 13-13

USB Type A port 1-8

USB type A port 13-16

User Datagram Protocol

See UDP

username-based authentication 10-6

Using Memory Consistency Check Routines 50-26

V

VACLs

logging

configuration example 36-40

version-dependent transparent mode 15-5

version-mismatch (VM) mode

automatic upgrades with auto-upgrade 5-12

described 5-12

displaying 5-12

manual upgrades with auto-advise 5-13

upgrades with auto-extract 5-12

virtual IP address

cluster standby group 6-11

command switch 6-11

virtual ports, MKA 11-33

Virtual Private Network

See VPN

virtual router 43-1, 43-2

virtual switches and PAgP 39-6

vlan.dat file 14-4

VLAN 1

disabling on a trunk port 14-20

minimization 14-20

VLAN ACLs

See VLAN maps

vlan-assignment response, VMPS 14-28

VLAN configuration

at bootup 14-7

saving 14-7

VLAN database

and startup configuration file 14-7

and VTP 15-1

VLAN configuration saved in 14-7

VLANs saved in 14-4

vlan dot1q tag native command 18-5

VLAN filtering and SPAN 31-8

vlan global configuration command 14-6

VLAN ID, discovering 7-24

VLAN link state 13-6

VLAN load balancing on flex links

configuration guidelines 22-8

described 22-2

VLAN management domain 15-2

VLAN Management Policy Server

See VMPS

VLAN map entries, order of 36-33

VLAN maps

applying 36-36

common uses for 36-36

configuration guidelines 36-33

configuring 36-32

creating 36-34

defined 36-3

denying access to a server example 36-38

denying and permitting packets 36-34

displaying 36-45

examples of ACLs and VLAN maps 36-34

removing 36-36

support for 1-11

wiring closet configuration example 36-37

VLAN membership

confirming 14-31

modes 14-3

VLAN Query Protocol

See VQP

VLANs

adding 14-8

adding to VLAN database 14-8

aging dynamic addresses 19-9

allowed on trunk 14-20

and spanning-tree instances 14-3, 14-6, 14-11

configuration guidelines, extended-range VLANs 14-11

configuration guidelines, normal-range VLANs 14-5

configuring 14-1

configuring IDs 1006 to 4094 14-11

connecting through SVIs 13-12

customer numbering in service-provider networks 18-3

default configuration 14-7

deleting 14-9

described 13-2, 14-1

displaying 14-14

extended-range 14-1, 14-10

features 1-10

illustrated 14-2

internal 14-11

in the switch stack 14-6

limiting source traffic with RSPAN 31-20

limiting source traffic with SPAN 31-16

modifying 14-8

multicast 26-17

native, configuring 14-23

normal-range 14-1, 14-4

number supported 1-10

parameters 14-4

port membership modes 14-3

static-access ports 14-9

STP and IEEE 802.1Q trunks 19-10

supported 14-2

Token Ring 14-5

traffic between 14-2

VLAN-bridge STP 19-11, 49-2

VTP modes 15-3

VLAN Trunking Protocol

See VTP

VLAN trunks 14-15

VMPS

administering 14-32

configuration example 14-33

configuration guidelines 14-29

default configuration 14-29

description 14-27

dynamic port membership

described 14-28

reconfirming 14-31

troubleshooting 14-33

entering server address 14-30

mapping MAC addresses to VLANs 14-27

monitoring 14-32

reconfirmation interval, changing 14-31

reconfirming membership 14-31

retry count, changing 14-32

voice aware 802.1x security

port-based authentication

configuring 11-41

described 11-31, 11-41

voice-over-IP 16-1

voice VLAN

Cisco 7960 phone, port connections 16-1

configuration guidelines 16-3

configuring IP phones for data traffic

override CoS of incoming frame 16-6

trust CoS priority of incoming frame 16-6

configuring ports for voice traffic in

802.1p priority tagged frames 16-5

IEEE 802.1Q frames 16-5

connecting to an IP phone 16-4

default configuration 16-3

described 16-1

displaying 16-7

IP phone data traffic, described 16-2

IP phone voice traffic, described 16-2

VPN

configuring routing in 41-85

forwarding 41-79

in service provider networks 41-76

routes 41-77

VPN routing and forwarding table

See VRF

VQP 1-10, 14-27

VRF

defining 41-79

tables 41-76

VRF-aware services

ARP 41-81

configuring 41-81

ftp 41-84

HSRP 41-82

ping 41-82

RADIUS 41-83

SNMP 41-82

syslog 41-83

tftp 41-84

traceroute 41-84

uRPF 41-83

VRFs, configuring multicast 41-85

VTP

adding a client to a domain 15-17

advertisements 14-18, 15-4

and extended-range VLANs 14-2, 15-2

and normal-range VLANs 14-2, 15-2

client mode, configuring 15-13

configuration

requirements 15-11

saving 15-9

configuration requirements 15-11

configuration revision number

guideline 15-17

resetting 15-17

consistency checks 15-5

default configuration 15-9

described 15-1

domain names 15-9

domains 15-2

Layer 2 protocol tunneling 18-8

modes

client 15-3

off 15-4

server 15-3

transitions 15-3

transparent 15-4

monitoring 15-18

passwords 15-10

pruning

disabling 15-16

enabling 15-16

examples 15-7

overview 15-6

support for 1-10

pruning-eligible list, changing 14-22

server mode, configuring 15-11, 15-14

statistics 15-18

support for 1-10

Token Ring support 15-5

transparent mode, configuring 15-12

using 15-1

Version

enabling 15-15

version, guidelines 15-10

Version 1 15-5

Version 2

configuration guidelines 15-10

overview 15-5

Version 3

overview 15-5

W

WCCP

authentication 46-3

configuration guidelines 46-5

default configuration 46-5

described 46-2

displaying 46-10

dynamic service groups 46-3

enabling 46-6

features unsupported 46-5

forwarding method 46-3

Layer-2 header rewrite 46-3

MD5 security 46-3

message exchange 46-2

monitoring and maintaining 46-10

negotiation 46-3

packet redirection 46-3

packet-return method 46-3

redirecting traffic received from a client 46-6

setting the password 46-7

unsupported WCCPv2 features 46-5

web authentication 11-15

configuring 12-16 to ??

described 1-10

web-based authentication

customizeable web pages 12-6

description 12-1

web-based authentication, interactions with other features 12-7

Web Cache Communication Protocol

See WCCP

weighted tail drop

See WTD

weight thresholds in tracked lists 45-5

wired location service

configuring 29-10

displaying 29-11

location TLV 29-3

understanding 29-3

wizards 1-3

WTD

described 37-15

setting thresholds

egress queue-sets 37-84

ingress queues 37-80

support for 1-14

Bias-Free Language

Book Title

Catalyst 3750-X and 3560-X Switch Software Configuration Guide, Release 12.2(58)SE

Chapter Title

Index

Results

Chapter: Index

Index

Index

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