-
Catalyst 3750 Switch Software Configuration Guide, 12.1(14)EA1
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Index
-
Preface
-
Overview
-
Using the Command-Line Interface
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Getting Started with CMS
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Assigning the Switch IP Address and Default Gateway
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Managing Switch Stacks
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Clustering Switches
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Administering the Switch
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Configuring SDM Templates
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Configuring Switch-Based Authentication
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Configuring 802.1X Port-Based Authentication
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Configuring Interface Characteristics
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Configuring VLANs
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Configuring VTP
-
Configuring Voice VLAN
-
Configuring STP
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Configuring MSTP
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Configuring Optional Spanning-Tree Features
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Configuring IGMP Snooping and MVR
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Configuring Port-Based Traffic Control
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Configuring CDP
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Configuring UDLD
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Configuring SPAN and RSPAN
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Configuring RMON
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Configuring System Message Logging
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Configuring SNMP
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Configuring Network Security with ACLs
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Configuring QoS
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Configuring EtherChannels
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Configuring IP Unicast Routing
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Configuring HSRP
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Configuring IP Multicast Routing
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Configuring MSDP
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Configuring Fallback Bridging
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Troubleshooting
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Supported MIBs
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Working with the Cisco IOS File System, Configuration Files, and Software Images
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Unsupported Commands in Cisco IOS Release 12.1(14)EA1
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Table Of Contents
Numerics - A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X -
Index
Numerics
802.1D
802.1Q
and trunk ports 11-3
configuration limitations 12-19
encapsulation 12-16
native VLAN for untagged traffic 12-23
trunk mode 3-11
802.1S
802.1W
802.1X
802.3AD
802.3Z flow control 11-15
A
abbreviating commands 2-4
ABRs 29-30
AC (command switch) 6-11, 6-21
access-class command 26-18
access control entries
access-denied response, VMPS 12-28
access groups
applying ACLs to interfaces 26-19
IP 26-20
Layer 2 26-19
Layer 3 26-20
accessing
clusters, switch 6-14
CMS 3-30
command switches 6-12
HTTP port 3-31
member switches 6-14
stack members 5-16
switch clusters 6-14
access lists
access ports
defined 11-2
in switch clusters 6-10
accounting
with RADIUS 9-28
ACEs
and QoS 27-7
defined 26-2
Ethernet 26-2
IP 26-2
ACLs
ACEs 26-2
any keyword 26-12
ACLs (continued)
applying
on bridged packets 26-38
on multicast packets 26-40
on routed packets 26-39
on switched packets 26-37
time ranges to 26-16
to an interface 26-19
to QoS 27-7
classifying traffic for QoS 27-37
comments in 26-18
compiling 26-21
configuring with VLAN maps 26-36
extended IP
configuring for QoS classification 27-38
creating 26-10
matching criteria 26-7
hardware and software handling 26-20
host keyword 26-12
IP
applying to interface 26-19
applying to interfaces 26-19
creating 26-7
fragments and QoS guidelines 27-29
implicit deny 26-9, 26-13, 26-15
implicit masks 26-9
matching criteria 26-7
named 26-14
terminal lines, setting on 26-18
undefined 26-20
violations, logging 26-15
limiting actions 26-37
logging messages 26-10
log keyword 26-15
monitoring 26-41
ACLs (continued)
named 26-14
number per QoS class map 27-29
numbers 26-8
port 26-2
precedence of 26-2
router 26-2
standard IP
configuring for QoS classification 27-37
creating 26-9
matching criteria 26-7
supported features 26-20
support for 1-6
time ranges 26-16
unsupported features 26-6
using router ACLs with VLAN maps 26-36
VLAN maps
configuration guidelines 26-29
configuring 26-29
active router 30-1
address aliasing 18-2
addresses
displaying the MAC address table 7-27
dynamic
accelerated aging 15-9
changing the aging time 7-23
default aging 15-9
defined 7-22
learning 7-22
removing 7-24
MAC
discovering 7-28
multicast
group address range 31-3
STP address management 15-9
static
adding and removing 7-26
defined 7-22
Address Resolution Protocol
adjacency tables, with CEF 29-66
administrative distances
defined 29-79
OSPF 29-35
routing protocol defaults 29-68
advertisements
CDP 20-1
IGRP 29-25
RIP 29-20
aggregate addresses, BGP 29-61
aggregated ports
aggregate policers 27-45
aggregate policing 1-7
aging, accelerating 15-9
aging time
accelerated
for MSTP 16-21
MAC address table 7-23
maximum
for MSTP 16-22
for STP 15-23
alarms, RMON 23-3
allowed-VLAN list 12-21
alternate routes, IGRP 29-26
Apply button 3-29
area border routers
configuring 29-10
defined 29-9
encapsulation 29-11
static cache configuration 29-10
ARP table
address resolution 7-28
managing 7-28
ASBRs 29-30
AS-path filters, BGP 29-55
attributes, RADIUS
vendor-proprietary 9-31
vendor-specific 9-29
audience xxxiii
authentication
EIGRP 29-43
HSRP 30-8
local mode with AAA 9-37
NTP associations 7-5
RADIUS
key 9-21
login 9-23
See also port-based authentication
TACACS+
defined 9-11
key 9-13
login 9-14
authentication keys, and routing protocols 29-80
authoritative time source, described 7-2
authorization
with RADIUS 9-27
authorized ports with 802.1X 10-4
autoconfiguration 4-3
automatic discovery
adding member switches 6-19
considerations
beyond a non-candidate device 6-8
brand new switches 6-10
connectivity 6-5
different VLANs 6-7
management VLANs 6-8
non-CDP-capable devices 6-6
non-cluster-capable devices 6-6
routed ports 6-9
creating a cluster standby group 6-21
in switch clusters 6-5
automatic QoS
automatic recovery, clusters 6-11
autonegotiation
duplex mode 1-3
interface configuration guidelines 11-13
mismatches 34-12
autonomous system boundary routers
autonomous systems, in BGP 29-49
Auto-RP, described 31-5
autosensing, port speed 1-3
auxiliary VLAN
availability, features 1-5
B
BackboneFast
described 17-8
enabling 17-17
support for 1-5
bandwidth graphs 3-9
banners
configuring
login 7-21
message-of-the-day login 7-20
default configuration 7-19
when displayed 7-19
BGP
aggregate addresses 29-61
aggregate routes, configuring 29-61
CIDR 29-61
clear commands 29-64
community filtering 29-57
configuring neighbors 29-59
default configuration 29-47
described 29-46
enabling 29-49
monitoring 29-64
multipath support 29-52
neighbors, types of 29-49
path selection 29-52
peers, configuring 29-59
prefix filtering 29-56
resetting sessions 29-51
route dampening 29-63
route maps 29-54
route reflectors 29-62
routing domain confederation 29-61
show commands 29-64
supernets 29-61
support for 1-8
Version 4 29-46
binding cluster group and HSRP group 30-9
blocking packets 19-5
booting
boot loader, function of 4-2
boot process 4-1
manually 4-13
specific image 4-14
boot loader
accessing 4-15
described 4-2
environment variables 4-15
prompt 4-15
trap-door mechanism 4-2
bootstrap router (BSR), described 31-5
Border Gateway Protocol
BPDU
error-disabled state 17-3
filtering 17-3
RSTP format 16-10
BPDU filtering
described 17-3
enabling 17-15
support for 1-5
BPDU guard
described 17-3
enabling 17-14
support for 1-5
bridged packets, ACLs on 26-38
bridge groups
bridge protocol data unit
broadcast flooding 29-17
broadcast packets
directed 29-14
flooded 29-14
broadcast storm-control command 19-3
browser configuration 3-1
buttons, CMS 3-29
C
cables, monitoring for unidirectional links 21-1
Cancel button 3-29
candidate switch
adding 6-19
automatic discovery 6-5
defined 6-4
HC 6-21
passwords 6-19
requirements 6-4
standby group 6-21
See also command switch, cluster standby group, and member switch
caution, described xxxiv
CC (command switch) 6-21
CDP
and trusted boundary 27-34
automatic discovery in switch clusters 6-5
configuring 20-2
default configuration 20-2
described 20-1
disabling for routing device 20-3, 20-4
enabling and disabling
on an interface 20-4
on a switch 20-3
monitoring 20-5
overview 20-1
support for 1-4
switch stack considerations 20-2
transmission timer and holdtime, setting 20-2
updates 20-2
CEF 29-66
CGMP
as IGMP snooping learning method 18-7
clearing cached group entries 31-51
enabling server support 31-33
joining multicast group 18-2
overview 31-7
server support only 31-7
switch support of 1-3
change notification, CMS 3-31
CIDR 29-61
Cisco 7960 IP Phone 14-1
Cisco Discovery Protocol
Cisco Express Forwarding
Cisco Group Management Protocol
Cisco IOS File System
Cisco StackWise technology 1-2
classless interdomain routing
classless routing 29-7
class maps for QoS
configuring 27-40
described 27-7
displaying 27-64
class of service
clearing interfaces 11-22
CLI
abbreviating commands 2-4
command modes 2-1
described 1-4
editing features
enabling and disabling 2-7
keystroke editing 2-7
wrapped lines 2-8
error messages 2-5
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
CLI (continued)
managing clusters 6-24
no and default forms of commands 2-4
client mode, VTP 13-3
clock
Cluster Management Suite
clusters
switch
home page 3-2
clusters, switch
accessing 6-14
adding member switches 6-19
automatic discovery 6-5
automatic recovery 6-11
benefits 1-2
command switch configuration 6-18
compatibility 6-4
creating 6-18
creating a cluster standby group 6-21
described 6-1
managing
through CLI 6-24
through SNMP 6-25
planning 6-4
planning considerations
automatic discovery 6-5
automatic recovery 6-11
CLI 6-24
host names 6-14
IP addresses 6-14
passwords 6-15
RADIUS 6-17
switch-specific features 6-17
switch stacks 6-15
TACACS+ 6-17
clusters, switch (continued)
redundancy 6-21
troubleshooting 6-23
verifying 6-22
cluster standby group
and HSRP group 30-9
automatic recovery 6-13
considerations 6-12
creating 6-21
defined 6-2
requirements 6-3
virtual IP address 6-12
cluster tree
described 3-6
icons 3-6
CMS
accessing 3-30
benefits 1-2
change notification 3-31
cluster tree 3-6
different versions of 3-33
displaying system messages 3-19
error checking 3-31
features 3-3
Front Panel images 3-7
Front Panel view 3-5
interaction modes 3-25
launching 3-2
menu bar 3-16
online help 3-27
requirements 3-30
saving configuration changes 3-32
toolbar 3-20
tool tips 3-26
CMS (continued)
Topology view 3-11
verifying configuration changes 3-31
window components 3-28
wizards 3-26
collapsed cluster view 3-12
command-line interface
command modes 2-1
commands
abbreviating 2-4
no and default 2-4
setting privilege levels 9-8
command switch
accessing 6-12
command switch with HSRP disabled (CC) 6-21
configuration conflicts 34-12
defined 6-2
enabling 6-18
password privilege levels 6-24
priority 6-11
recovery
from command-switch failure 6-11
from failure 34-9
from lost member connectivity 34-12
replacing
with another switch 34-11
with cluster member 34-9
requirements 6-3
See also candidate switch, cluster standby group, member switch, and standby command switch
community list, BGP 29-58
community strings
for cluster switches 25-4
in clusters 6-15
overview 25-4
SNMP 6-15
compatibility, software
config.text 4-12
configuration, switch, saving changes 3-32
configuration conflicts, recovering from lost member connectivity 34-12
configuration examples, network 1-11
configuration files
clearing the startup configuration B-20
creating using a text editor B-11
default name 4-12
deleting a stored configuration B-20
described B-9
downloading
automatically 4-12
reasons for B-9
using FTP B-14
using RCP B-18
using TFTP B-12
guidelines for creating and using B-10
invalid combinations when copying B-5
limiting TFTP server access 25-15
obtaining with DHCP 4-7
password recovery disable considerations 9-5
specifying the filename 4-13
system contact and location information 25-15
types and location B-10
configuration files (continued)
uploading
reasons for B-9
using FTP B-16
using RCP B-19
using TFTP B-12
configuration settings, saving 4-10
configure terminal command 11-7
conflicts, configuration 34-12
connections, secure remote 9-38
connectivity problems 34-13, 34-15
consistency checks in VTP version 2 13-4
console port, connecting to 2-10
conventions
command xxxiv
for examples xxxiv
publication xxxiv
text xxxiv
corrupted software, recovery steps with XMODEM 34-2
CoS
in Layer 2 frames 27-2
override priority 14-5
trust priority 14-5
CoS input queue threshold map for QoS 27-14
CoS output queue threshold map for QoS 27-16
CoS-to-DSCP map for QoS 27-47
counters, clearing interface 11-22
crashinfo file 34-21
cross-stack EtherChannel
configuration guidelines 28-12
configuring
on Layer 2 interfaces 28-12
on Layer 3 physical interfaces 28-15
described 28-2
illustration 28-3
support for 1-5
cross-stack UplinkFast, STP
described 17-5
enabling 17-17
fast-convergence events 17-7
Fast Uplink Transition Protocol 17-6
normal-convergence events 17-7
support for 1-5
cryptographic software image
Kerberos 9-32
SSH 9-38
switch stack considerations 5-2, 5-11, 9-38
CWDM GBIC modules, wavelength colors on CMS 3-8
D
daylight saving time 7-14
debugging
enabling all system diagnostics 34-18
enabling for a specific feature 34-17
redirecting error message output 34-18
using commands 34-17
default commands 2-4
default configuration
802.1X 10-11
auto-QoS 27-18
banners 7-19
BGP 29-47
booting 4-12
CDP 20-2
DNS 7-18
EIGRP 29-40
EtherChannel 28-10
fallback bridging 33-4
HSRP 30-4
IGMP 31-27
IGMP filtering 18-19
IGMP snooping 18-5
IGRP 29-26
initial switch information 4-3
default configuration (continued)
IP addressing, IP routing 29-5
IP multicast routing 31-9
Layer 2 interfaces 11-12
MAC address table 7-23
MSDP 32-4
MSTP 16-13
MVR 18-15
NTP 7-4
optional spanning-tree features 17-12
OSPF 29-31
password and privilege level 9-2
RADIUS 9-20
RIP 29-20
RMON 23-3
RSPAN 22-11
SNMP 25-6
SPAN 22-11
standard QoS 27-27
STP 15-13
switch stacks 5-15
system message logging 24-4
system name and prompt 7-16
TACACS+ 9-13
UDLD 21-3
VLAN, Layer 2 Ethernet interfaces 12-19
VLANs 12-8
VMPS 12-29
voice VLAN 14-3
VTP 13-7
default networks 29-69
default routes 29-69
default routing 29-2
deleting VLANs 12-10
description command 11-17
designing your network, examples 1-11
destination addresses, in ACLs 26-11
destination-IP address based forwarding, EtherChannel 28-8
destination-MAC address forwarding, EtherChannel 28-8
detecting indirect link failures, STP 17-8
device discovery protocol 20-1
device icons, Front Panel view 3-6
device information 3-14
Device Manager 3-4
device pop-up menu
Front Panel view 3-21
Topology view 3-23
DHCP-based autoconfiguration
client request message exchange 4-4
configuring
client side 4-3
DNS 4-6
relay device 4-6
server-side 4-5
TFTP server 4-5
example 4-8
lease options
for IP address information 4-5
for receiving the configuration file 4-5
overview 4-3
relationship to BOOTP 4-4
relay support 1-8
support for 1-4
Differentiated Services architecture, QoS 27-1
Differentiated Services Code Point 27-2
Diffusing Update Algorithm (DUAL) 29-39
directed unicast requests 1-4
directories
changing B-4
creating and removing B-4
displaying the working B-4
discovery, clusters
display options, Topology view 3-16
Disqualification Code option 3-25
Distance Vector Multicast Routing Protocol
distance-vector protocols 29-3
distribute-list command 29-78
DNS
and DHCP-based autoconfiguration 4-6
default configuration 7-18
displaying the configuration 7-19
overview 7-17
setting up 7-18
support for 1-4
documentation
feedback xxxvi
obtaining
CD-ROM xxxv
world wide web xxxv
ordering xxxvi
related xxxv
document conventions xxxiv
domain names
DNS 7-17
VTP 13-8
Domain Name System
downloading
configuration files
reasons for B-9
using FTP B-14
using RCP B-18
using TFTP B-12
image files
deleting old image B-25
reasons for B-21
using FTP B-27
using RCP B-32
using TFTP B-24
DSCP input queue threshold map for QoS 27-14
DSCP output queue threshold map for QoS 27-16
DSCP-to-CoS map for QoS 27-50
DSCP-to-DSCP-mutation map for QoS 27-51
DUAL finite state machine, EIGRP 29-39
duplex mode, configuring 11-13
DVMRP
autosummarization
configuring a summary address 31-47
disabling 31-49
connecting PIM domain to DVMRP router 31-39
enabling unicast routing 31-43
interoperability
with Cisco devices 31-37
with IOS software 31-7
mrinfo requests, responding to 31-42
neighbors
advertising the default route to 31-41
discovery with Probe messages 31-37
displaying information 31-42
prevent peering with nonpruning 31-45
rejecting nonpruning 31-44
overview 31-7
routes
adding a metric offset 31-49
advertising all 31-49
advertising the default route to neighbors 31-41
caching DVMRP routes learned in report messages 31-43
changing the threshold for syslog messages 31-46
deleting 31-51
displaying 31-51
favoring one over another 31-49
limiting the number injected into MBONE 31-46
limiting unicast route advertisements 31-37
routing table 31-7
source distribution tree, building 31-7
DVMRP (continued)
support for 1-8
tunnels
configuring 31-39
displaying neighbor information 31-42
dynamic access mode 3-10
dynamic access ports
characteristics 12-4
configuring 12-31
defined 11-3
dynamic addresses
dynamic auto trunking mode 12-18
dynamic desirable trunking mode 12-18
Dynamic Host Configuration Protocol
See DHCP-based autoconfiguration
dynamic port VLAN membership
described 12-29
reconfirming 12-32
troubleshooting 12-33
types of connections 12-31
dynamic routing 29-3
Dynamic Trunking Protocol
E
EBGP 29-45
editing features
enabling and disabling 2-7
keystrokes used 2-7
wrapped lines 2-8
EIGRP
and IGRP 29-41
authentication 29-43
components 29-39
configuring 29-41
default configuration 29-40
definition 29-39
EIGRP (continued)
interface parameters, configuring 29-42
monitoring 29-44
support for 1-8
elections
enable password 9-4
enable secret password 9-4
encryption for passwords 9-4
Enhanced IGRP
environment variables
function of 4-16
error checking, CMS 3-31
error messages during command entry 2-5
EtherChannel
802.3AD, described 28-6
automatic creation of 28-5, 28-6
channel groups
binding physical and logical interfaces 28-4
numbering of 28-4
configuration guidelines 28-11
configuring
Layer 2 interfaces 28-12
Layer 3 physical interfaces 28-15
Layer 3 port-channel logical interfaces 28-14
configuring Layer 2 interfaces 28-12
default configuration 28-10
described 28-2
displaying status 28-22
forwarding methods 28-7, 28-17
interaction
with STP 28-11
with VLANs 28-11
EtherChannel (continued)
LACP
described 28-6
displaying status 28-22
hot-standby ports 28-20
interaction with other features 28-7
modes 28-7
port priority 28-21
system priority 28-20
LACP, support for 1-3
Layer 3 interface 29-4
logical interfaces, described 28-4
number of interfaces per 28-2
PAgP
aggregate-port learners 28-18
compatibility with Catalyst 1900 28-19
described 28-5
displaying status 28-22
interaction with other features 28-6
learn method and priority configuration 28-18
modes 28-5
silent mode 28-6
support for 1-3
port-channel interfaces
described 28-4
numbering of 28-4
port groups 11-5
stack changes, effects of 28-9
support for 1-3
Ethernet VLANs
adding 12-8
defaults and ranges 12-8
modifying 12-8
events, RMON 23-3
examples
conventions for xxxiv
network configuration 1-11
expanded cluster view 3-11
expanded stack view 3-13
expert mode 3-26
express setup 3-2
extended-range VLANs
configuration guidelines 12-13
configuring 12-12
creating 12-13
defined 12-1
extended system ID
MSTP 16-15
Extensible Authentication Protocol over LAN 10-1
exterior routes, IGRP 29-25
external BGP
external neighbors, BGP 29-49
F
failover support 1-5
fallback bridging
and protected ports 33-4
bridge groups
creating 33-4
described 33-2
displaying 33-11
function of 33-2
number supported 33-5
removing 33-5
bridge table
clearing 33-11
displaying 33-11
configuration guidelines 33-4
connecting interfaces with 11-6
default configuration 33-4
fallback bridging (continued)
described 33-1
frame forwarding
flooding packets 33-2
forwarding packets 33-2
overview 33-1
stack changes, effects of 33-3
STP
disabling on an interface 33-11
forward-delay interval 33-10
hello BPDU interval 33-9
interface priority 33-7
maximum-idle interval 33-10
path cost 33-8
VLAN-bridge spanning-tree priority 33-7
VLAN-bridge STP 33-2
support for 1-8
SVIs and routed ports 33-1
fan fault indication 3-6
Fast Uplink Transition Protocol 17-6
feedback to Cisco Systems, web xxxvi
FIB 29-66
fiber-optic, detecting unidirectional links 21-1
files
copying B-5
crashinfo
description 34-21
displaying the contents of 34-21
location 34-21
deleting B-6
displaying the contents of B-8
tar
creating B-6
displaying the contents of B-7
extracting B-8
image file format B-22
file system
displaying available file systems B-2
displaying file information B-3
local file system names B-1
network file system names B-5
setting the default B-3
filtering
in a VLAN 26-29
non-IP traffic 26-26
show and more command output 2-9
filtering show and more command output 2-9
filters, IP
Flash device, number of B-1
flash updates, IGRP 29-26
flooded traffic, blocking 19-6
flow-based packet classification 1-7
flowcharts
QoS classification 27-6
QoS egress queueing and scheduling 27-15
QoS ingress queueing and scheduling 27-13
QoS policing and marking 27-9
forward-delay time
MSTP 16-21
STP 15-23
Forwarding Information Base
forwarding non-routable protocols 33-1
Front Panel images, CMS 3-7
Front Panel view
cluster tree 3-6
command switch 3-5
described 3-5
pop-up menus 3-21
port icons 3-7
port LEDs 3-9
RPS LED 3-8
switch images 3-7
FTP
accessing MIB files A-3
configuration files
downloading B-14
overview B-13
preparing the server B-14
uploading B-16
image files
deleting old image B-29
downloading B-27
preparing the server B-26
uploading B-29
G
get-bulk-request operation 25-3
get-next-request operation 25-3, 25-5
get-request operation 25-3, 25-5
get-response operation 25-3
Gigabit modules
global configuration mode 2-2
graphs, bandwidth 3-9
guest VLAN and 802.1X 10-8
guide
audience xxxiii
purpose of xxxiii
H
hardware limitations and Layer 3 interfaces 11-18
HC (candidate switch) 6-21
hello time
MSTP 16-20
STP 15-22
help, for the command line 2-3
Help button, CMS 3-29
Help Contents 3-27
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 24-10
host name list, CMS 3-28
host names
abbreviations appended to 6-21
in clusters 6-14
hosts, limit on dynamic ports 12-33
Hot Standby Router Protocol
HP OpenView 1-4
HSRP
authentication string 30-8
automatic cluster recovery 6-13
binding to cluster group 30-9
cluster standby group considerations 6-12
command-switch redundancy 1-1, 1-5
configuring 30-3
default configuration 30-4
definition 30-1
guidelines 30-4
monitoring 30-10
overview 30-1
priority 30-6
routing redundancy 1-8
switch stack considerations 30-2
timers 30-8
tracking 30-6
See also clusters, cluster standby group, and standby command switch
HTTP access 3-31
Hypertext Transfer Protocol
I
IBPG 29-45
ICMP
redirect messages 29-12
support for 1-8
unreachable messages 26-19
unreachables and ACLs 26-20
ICMP ping
executing 34-14
overview 34-13
ICMP Router Discovery Protocol
icons
cluster tree 3-6
colors
cluster tree 3-6
Topology view 3-15
Front Panel view 3-7
toolbar 3-20
Topology view 3-14
IDS appliances
and ingress RSPAN 22-21
and ingress SPAN 22-14
IEEE 802.1P 14-1
IFS 1-4
IGMP
configuring the switch
as a member of a group 31-27
statically connected member 31-32
controlling access to groups 31-28
default configuration 31-27
deleting cache entries 31-51
displaying groups 31-51
fast switching 31-32
host-query interval, modifying 31-30
IGMP (continued)
joining multicast group 18-2
join messages 18-2
leave processing, enabling 18-9
leaving multicast group 18-4
multicast reachability 31-27
overview 31-2
queries 18-3
support for 1-3
Version 1
changing to Version 2 31-29
described 31-3
Version 2
changing to Version 1 31-29
described 31-3
maximum query response time value 31-31
pruning groups 31-31
query timeout value 31-31
IGMP filtering
configuring 18-19
default configuration 18-19
described 18-19
monitoring 18-22
support for 1-3
IGMP groups, setting the maximum number 18-21
IGMP profile
applying 18-20
configuration mode 18-19
configuring 18-20
IGMP snooping
and address aliasing 18-2
and stack changes 18-5
configuring 18-5
default configuration 18-5
definition 18-2
enabling and disabling 18-6
global configuration 18-6
Immediate Leave 18-4
in the switch stack 18-5
IGMP snooping (continued)
method 18-6
monitoring 18-10
support for 1-3
VLAN configuration 18-6
IGP 29-30
IGRP
advertisements 29-25
alternate routes 29-26
configuring 29-27
default configuration 29-26
described 29-25
exterior routes 29-25
flash updates 29-26
interior routes 29-25
load balancing 29-26
poison-reverse updates 29-26
split horizon 29-29
support for 1-8
system routes 29-25
traffic sharing 29-27
unequal-cost load balancing 29-26
Immediate-Leave, IGMP 18-4
initial configuration
defaults 1-9
See also hardware installation guide
interaction modes, CMS 3-25
interface
number 11-7
range macros 11-10
interface configuration mode 2-3
interfaces
configuration guidelines 11-13
configuring 11-7
configuring duplex mode 11-13
configuring speed 11-13
counters, clearing 11-22
described 11-17
interfaces (continued)
descriptive name, adding 11-17
displaying information about 11-21
flow control 11-15
management 1-4
monitoring 11-21
naming 11-17
physical, identifying 11-6
range of 11-8
restarting 11-22
shutting down 11-22
supported 11-6
types of 11-1
interfaces range macro command 11-10
interface types 11-6
Interior Gateway Protocol
Interior Gateway Routing Protocol
interior routes, IGRP 29-25
internal BGP
internal neighbors, BGP 29-49
Internet Control Message Protocol
Internet Group Management Protocol
Inter-Switch Link
Intrusion Detection System
inventory, cluster 6-22
IOS File System
ip access group command 26-20
IP ACLs
applying to an interface 26-19
extended, creating 26-10
for QoS classification 27-7
implicit deny 26-9, 26-13, 26-15
implicit masks 26-9
logging 26-15
named 26-14
standard, creating 26-9
undefined 26-20
virtual terminal lines, setting on 26-18
IP addresses
classes of 29-6
cluster access 6-2
command switch 6-3, 6-12, 6-14
default configuration 29-5
discovering 7-28
entering in browser window 3-2
for IP routing 29-5
MAC address association 29-9
monitoring 29-18
redundant clusters 6-12
standby command switch 6-12, 6-14
IP broadcast address 29-16
ip cef distributed command 29-66
IP directed broadcasts 29-14
ip igmp profile command 18-19
IP information
assigned
manually 4-9
through DHCP-based autoconfiguration 4-3
default configuration 4-3
IP multicast routing
addresses
all-hosts 31-3
all-multicast-routers 31-3
host group address range 31-3
administratively-scoped boundaries, described 31-35
and IGMP snooping 18-2
Auto-RP
adding to an existing sparse-mode cloud 31-14
benefits of 31-14
clearing the cache 31-51
configuration guidelines 31-10
filtering incoming RP announcement messages 31-17
overview 31-5
preventing candidate RP spoofing 31-17
preventing join messages to false RPs 31-16
setting up in a new internetwork 31-14
using with BSR 31-22
bootstrap router
configuration guidelines 31-10
configuring candidate BSRs 31-20
configuring candidate RPs 31-21
defining the IP multicast boundary 31-19
defining the PIM domain border 31-18
overview 31-5
using with Auto-RP 31-22
Cisco implementation 31-2
configuring
basic multicast routing 31-10
IP multicast boundary 31-35
default configuration 31-9
enabling
multicast forwarding 31-11
PIM mode 31-11
group-to-RP mappings
Auto-RP 31-5
BSR 31-5
IP multicast routing (continued)
MBONE
deleting sdr cache entries 31-51
described 31-34
displaying sdr cache 31-52
enabling sdr listener support 31-34
limiting DVMRP routes advertised 31-46
limiting sdr cache entry lifetime 31-35
SAP packets for conference session announcement 31-34
Session Directory (sdr) tool, described 31-34
monitoring
packet rate loss 31-52
peering devices 31-52
tracing a path 31-52
multicast forwarding, described 31-6
PIMv1 and PIMv2 interoperability 31-9
protocol interaction 31-2
reverse path check (RPF) 31-6
routing table
deleting 31-51
displaying 31-52
RP
assigning manually 31-12
configuring Auto-RP 31-14
configuring PIMv2 BSR 31-18
monitoring mapping information 31-23
using Auto-RP and BSR 31-22
stacking
stack master functions 31-8
stack member functions 31-8
statistics, displaying system and network 31-51
IP phones
and QoS 14-1
automatic classification and queueing 27-18
configuring 14-4
ensuring port security with QoS 27-34
trusted boundary for QoS 27-34
IP precedence 27-2
IP-precedence-to-DSCP map for QoS 27-48
IP protocols
in ACLs 26-11
routing 1-8
IP routes, monitoring 29-81
IP routing
connecting interfaces with 11-6
enabling 29-19
IP unicast routing
address resolution 29-9
administrative distances 29-68, 29-79
ARP 29-9
assigning IP addresses to Layer 3 interfaces 29-6
authentication keys 29-80
broadcast
address 29-16
flooding 29-17
packets 29-14
storms 29-14
classless routing 29-7
configuring static routes 29-68
default
addressing configuration 29-5
gateways 29-12
networks 29-69
routes 29-69
routing 29-2
directed broadcasts 29-14
dynamic routing 29-3
enabling 29-19
EtherChannel Layer 3 interface 29-4
IGP 29-30
IP unicast routing (continued)
inter-VLAN 29-2
IP addressing
classes 29-6
configuring 29-5
IRDP 29-13
Layer 3 interfaces 29-4
MAC address and IP address 29-9
passive interfaces 29-77
protocols
distance-vector 29-3
dynamic 29-3
link-state 29-3
proxy ARP 29-9
redistribution 29-70
reverse address resolution 29-9
routed ports 29-4
static routing 29-2
steps to configure 29-5
subnet mask 29-6
subnet zero 29-7
supernet 29-7
UDP 29-16
with SVIs 29-4
IRDP
configuring 29-13
definition 29-13
support for 1-8
ISL
and trunk ports 11-3
trunk mode 3-10
J
Java Plug-in 3-2
Java plug-in configuration 3-1
join messages, IGMP 18-2
K
KDC
described 9-32
Kerberos
authenticating to
boundary switch 9-35
KDC 9-35
network services 9-35
configuration examples 9-32
configuring 9-36
credentials 9-32
cryptographic software image 9-32
described 9-32
KDC 9-32
operation 9-34
realm 9-33
server 9-33
support for 1-7
switch as trusted third party 9-32
terms 9-33
TGT 9-34
tickets 9-32
key distribution center
L
LACP
Layer 2 frames, classification with CoS 27-2
Layer 2 interfaces, default configuration 11-12
Layer 2 traceroute
and ARP 34-16
and CDP 34-16
described 34-15
IP addresses and subnets 34-16
MAC addresses and VLANs 34-16
multicast traffic 34-16
multiple devices on a port 34-16
supported switches 34-15
unicast traffic 34-15
usage guidelines 34-16
Layer 2 trunks 12-17
Layer 3 features 1-8
Layer 3 interfaces
assigning IP addresses to 29-6
changing from Layer 2 mode 29-6
types of 29-4
Layer 3 packets, classification methods 27-2
leave processing, IGMP 18-9
LEDs
port modes 3-9
RPS 3-8
legend, CMS icons and labels 3-20
line configuration mode 2-3
Link Aggregation Control Protocol
link information 3-14
link pop-up menu, Topology view 3-22
links, unidirectional 21-1
link state advertisements (LSAs) 29-34
link-state protocols 29-3
lists, CMS 3-29
load balancing, IGRP 29-26
logging messages, ACL 26-10
Logical Link Content window 3-23
login authentication
with RADIUS 9-23
with TACACS+ 9-14
login banners 7-19
log messages
Long-Reach Ethernet (LRE) technology 1-12, 1-20
loop guard
described 17-11
enabling 17-18
support for 1-5
M
MAC addresses
aging time 7-23
and VLAN association 7-23
building the address table 7-22
default configuration 7-23
discovering 7-28
displaying 7-27
dynamic
learning 7-22
removing 7-24
in ACLs 26-26
IP address association 29-9
static
adding 7-27
characteristics of 7-26
removing 7-27
MAC address notification, support for 1-8
MAC address-to-VLAN mapping 12-28
MAC extended access lists
applying to Layer 2 interfaces 26-28
configuring for QoS 27-39
creating 26-26
defined 26-26
for QoS classification 27-5
manageability features 1-4
management access
in-band
browser session 1-4
CLI session 1-4
SNMP 1-4
out-of-band console port connection 1-4
management options
benefits
clustering 1-3
CMS 1-2
switch stacks 1-2
CLI 2-1
CMS 3-1
overview 1-4
management VLAN
considerations in switch clusters 6-8
discovery through different management VLANs 6-8
mapping tables for QoS
configuring
CoS-to-DSCP 27-47
DSCP 27-47
DSCP-to-CoS 27-50
DSCP-to-DSCP-mutation 27-51
IP-precedence-to-DSCP 27-48
policed-DSCP 27-49
described 27-10
marking
action in policy map 27-42
action with aggregate policers 27-45
matching, ACLs 26-7
maximum aging time
MSTP 16-22
STP 15-23
maximum hop count, MSTP 16-22
maximum-paths command 29-52, 29-67
membership mode, VLAN port 3-10, 12-3
member switch
adding 6-19
automatic discovery 6-5
defined 6-2
managing 6-24
passwords 6-14
recovering from lost connectivity 34-12
requirements 6-4
See also candidate switch, cluster standby group, and standby command switch
menu bar
described 3-16
variations 3-16
messages
logging ACL violations 26-15
system 3-19
to users through banners 7-19
metrics, in BGP 29-53
metric translations, between routing protocols 29-74
MIBs
accessing files with FTP A-3
location of files A-3
overview 25-1
SNMP interaction with 25-5
supported A-1
mini-point-of-presence
mirroring traffic for analysis 22-1
mismatches, autonegotiation 34-12
Mode button 3-9
modes
port 3-9
VLAN port membership 3-10
Modify button 3-29
module number 11-7
monitoring
access groups 26-41
ACL configuration 26-41
BGP 29-64
cables for unidirectional links 21-1
CDP 20-5
CEF 29-67
EIGRP 29-44
fallback bridging 33-11
features 1-8
HSRP 30-10
IGMP
filters 18-22
snooping 18-10
interfaces 11-21
IP
address tables 29-18
multicast routing 31-50
routes 29-81
MSDP peers 32-19
multicast router interfaces 18-11
MVR 18-18
network traffic for analysis with probe 22-2
OSPF 29-38
port
blocking 19-15
protection 19-15
RP mapping information 31-23
source-active messages 32-19
speed and duplex mode 11-14
traffic flowing among switches 23-1
traffic suppression 19-15
VLAN
filters 26-41
maps 26-41
VLANs 12-16
VMPS 12-33
VTP 13-16
MSDP
benefits of 32-3
clearing MSDP connections and statistics 32-19
controlling source information
forwarded by switch 32-12
originated by switch 32-8
received by switch 32-14
default configuration 32-4
dense-mode regions
sending SA messages to 32-17
specifying the originating address 32-18
filtering
incoming SA messages 32-14
SA messages to a peer 32-12
SA requests from a peer 32-11
join latency, defined 32-6
meshed groups
configuring 32-16
defined 32-16
originating address, changing 32-18
overview 32-1
peer-RPF flooding 32-2
peers
configuring a default 32-4
monitoring 32-19
peering relationship, overview 32-1
requesting source information from 32-8
shutting down 32-16
source-active messages
caching 32-6
clearing cache entries 32-19
defined 32-2
filtering from a peer 32-11
filtering incoming 32-14
filtering to a peer 32-12
limiting data with TTL 32-14
monitoring 32-19
restricting advertised sources 32-9
support for 1-8
MSTP
boundary ports
configuration guidelines 16-14
described 16-5
BPDU filtering
described 17-3
enabling 17-15
BPDU guard
described 17-3
enabling 17-14
CIST, described 16-3
configuration guidelines 16-13, 17-12
configuring
forward-delay time 16-21
hello time 16-20
link type for rapid convergence 16-23
maximum aging time 16-22
maximum hop count 16-22
MST region 16-14
path cost 16-19
port priority 16-18
root switch 16-15
secondary root switch 16-17
switch priority 16-20
CST
defined 16-3
operations between regions 16-4
default configuration 16-13
default optional feature configuration 17-12
displaying status 16-24
enabling the mode 16-14
extended system ID
effects on root switch 16-15
effects on secondary root switch 16-17
unexpected behavior 16-16
instances supported 15-10
interface state, blocking to forwarding 17-2
interoperability and compatibility among modes 15-11
MSTP (continued)
interoperability with 802.1D
described 16-6
restarting migration process 16-23
IST
defined 16-3
master 16-3
operations within a region 16-3
loop guard
described 17-11
enabling 17-18
mapping VLANs to MST instance 16-14
MST region
CIST 16-3
configuring 16-14
described 16-2
hop-count mechanism 16-5
IST 16-3
supported spanning-tree instances 16-2
optional features supported 1-5
overview 16-2
Port Fast
described 17-2
enabling 17-13
preventing root switch selection 17-10
root guard
described 17-10
enabling 17-18
root switch
configuring 16-16
effects of extended system ID 16-15
unexpected behavior 16-16
shutdown Port Fast-enabled port 17-3
stack changes, effects of 16-6
status, displaying 16-24
multicast groups
Immediate Leave 18-4
joining 18-2
leaving 18-4
static joins 18-9
multicast packets
ACLs on 26-40
blocking 19-6
multicast router interfaces, monitoring 18-11
multicast router ports, adding 18-8
Multicast Source Discovery Protocol
multicast storm-control command 19-3
multicast storms 19-1
Multicast VLAN Registration
multiple links in Topology view 3-23
Multiple Spanning Tree Protocol
MVR
and address aliasing 18-15
configuring interfaces 18-17
default configuration 18-15
described 18-12
in the switch stack 18-14
modes 18-16
monitoring 18-18
setting global parameters 18-15
support for 1-3
N
named IP ACLs 26-14
native VLAN
configuring 12-23
default 12-23
negotiate trunk mode 3-11
neighbor discovery/recovery, EIGRP 29-39
neighboring devices, types of 3-14
neighbors, BGP 29-59
network configuration examples
cost-effective wiring closet 1-13
high-performance wiring closet 1-13
increasing network performance 1-11
large network 1-18
providing network services 1-12
redundant Gigabit backbone 1-14
small to medium-sized network 1-17
network design
performance 1-11
services 1-12
network management
CDP 20-1
RMON 23-1
SNMP 25-1
Network Time Protocol
no commands 2-4
non-IP traffic filtering 26-26
nontrunking mode 12-18
normal-range VLANs
configuration modes 12-6
defined 12-1
no switchport command 11-3
note, described xxxiv
not-so-stubby areas
NSSA, OSPF 29-34
NTP
associations
authenticating 7-5
defined 7-2
enabling broadcast messages 7-7
peer 7-6
server 7-6
default configuration 7-4
displaying the configuration 7-11
overview 7-2
restricting access
creating an access group 7-9
disabling NTP services per interface 7-10
source IP address, configuring 7-10
stratum 7-2
support for 1-4
synchronizing devices 7-6
time
services 7-2
synchronizing 7-2
O
OK button 3-29
online help 3-27
Open Shortest Path First
optimizing system resources 8-1
options, management 1-4
OSPF
area parameters, configuring 29-34
configuring 29-32
OSPF (continued)
default configuration
metrics 29-35
route 29-35
settings 29-31
described 29-30
interface parameters, configuring 29-33
LSA group pacing 29-37
monitoring 29-38
router IDs 29-37
route summarization 29-35
support for 1-8
virtual links 29-35
out-of-profile markdown 1-7
overheating indication, switch 3-6
P
packet modification, with QoS 27-17
PAgP
parallel paths, in routing tables 29-67
passive interfaces
configuring 29-77
OSPF 29-35
passwords
default configuration 9-2
disabling recovery of 9-5
encrypting 9-4
for security 1-6
in CMS 3-30
overview 9-1
recovery of 34-4
passwords (continued)
setting
enable 9-3
enable secret 9-4
Telnet 9-6
with usernames 9-7
VTP domain 13-8
path cost
MSTP 16-19
STP 15-20
PBR
defined 29-74
enabling 29-76
fast-switched policy-based routing 29-77
local policy-based routing 29-77
PC (passive command switch) 6-11, 6-21
peers, BGP 29-59
performance, network design 1-11
performance features 1-3
per-VLAN spanning-tree plus
physical ports 11-2
PIM
default configuration 31-9
dense mode
overview 31-4
rendezvous point (RP), described 31-4
RPF lookups 31-7
displaying neighbors 31-52
enabling a mode 31-11
overview 31-3
router-query message interval, modifying 31-26
shared tree and source tree, overview 31-23
shortest path tree, delaying the use of 31-25
PIM (continued)
sparse mode
join messages and shared tree 31-4
overview 31-4
prune messages 31-5
RPF lookups 31-7
support for 1-8
versions
interoperability 31-9
troubleshooting interoperability problems 31-23
v2 improvements 31-4
PIM-DVMRP, as snooping method 18-7
ping
character output description 34-14
executing 34-14
overview 34-13
poison-reverse updates, IGRP 29-26
policed-DSCP map for QoS 27-49
policers
configuring
for each matched traffic class 27-42
for more than one traffic class 27-45
described 27-3
displaying 27-64
number of 27-29
types of 27-8
policing
described 27-3
token-bucket algorithm 27-9
policy-based routing
policy maps for QoS
characteristics of 27-42
configuring 27-42
described 27-7
displaying 27-64
POP 1-20
port ACLs
defined 26-2
types of 26-4
Port Aggregation Protocol
port-based authentication
authentication server
defined 10-2
RADIUS server 10-2
client, defined 10-2
configuration guidelines 10-12
configuring
802.1X authentication 10-13
guest VLAN 10-19
host mode 10-18
manual re-authentication of a client 10-16
periodic re-authentication 10-15
quiet period 10-16
RADIUS server 10-15
RADIUS server parameters on the switch 10-14
switch-to-client frame-retransmission number 10-17
switch-to-client retransmission time 10-17
default configuration 10-11
described 10-1
device roles 10-2
displaying statistics 10-20
EAPOL-start frame 10-3
EAP-request/identity frame 10-3
EAP-response/identity frame 10-3
encapsulation 10-2
guest VLAN
configuration guidelines 10-8
described 10-8
initiation and message exchange 10-3
method lists 10-13
port-based authentication (continued)
multiple-hosts mode, described 10-18
per-user ACLs
AAA authorization 10-13
configuration tasks 10-9
described 10-9
RADIUS server attributes 10-9
ports
authorization state and dot1x port-control command 10-4
authorized and unauthorized 10-4
voice VLAN 10-6
port security
and voice VLAN 10-6
described 10-6
interactions 10-6
multiple-hosts mode 10-18
resetting to default values 10-20
stack changes, effects of 10-10
statistics, displaying 10-20
switch
as proxy 10-2
RADIUS client 10-2
topologies, supported 10-5
upgrading from a previous release 10-12
VLAN assignment
AAA authorization 10-13
characteristics 10-7
configuration tasks 10-8
described 10-7
voice VLAN
described 10-6
PVID 10-6
VVID 10-6
port-channel
Port Fast
described 17-2
enabling 17-13
mode, spanning tree 12-30
support for 1-5
port icons, Front Panel view 3-7
port LEDs
described 3-10
DUPLX 3-9
port modes 3-9
SPEED 3-9
STACK 3-9
STAT 3-9
port membership modes, VLAN 3-10, 12-3
port modes
described 3-9
LEDs 3-9
port pop-up menu, Front Panel view 3-22
port priority
MSTP 16-18
STP 15-19
ports
802.1Q trunk 3-11
access 11-2
blocking 19-5
ISL trunk 3-10
negotiate trunk 3-11
protected 19-4
routed 11-3
secure 19-7
static-access 3-10, 12-3, 12-11
switch 11-2
VLAN assignments 12-11
port security
aging 19-13
and QoS trusted boundary 27-34
and stacking 19-14
configuring 19-10
default configuration 19-9
described 19-7
displaying 19-15
on trunk ports 19-11
sticky learning 19-8
violations 19-8
with other features 19-9
port-shutdown response, VMPS 12-28
preferential treatment of traffic
prefix lists, BGP 29-56
preventing unauthorized access 9-1
priority
HSRP 30-6
overriding CoS 14-5
trusting CoS 14-5
private VLAN edge ports
privileged EXEC mode 2-2
privilege levels
changing the default for lines 9-9
command switch 6-24
exiting 9-10
logging into 9-10
mapping on member switches 6-24
setting a command with 9-8
protocol-dependent modules, EIGRP 29-40
Protocol-Independent Multicast Protocol
proxy ARP
configuring 29-11
definition 29-9
with IP routing disabled 29-12
pruning, VTP
enabling 13-14
enabling on a port 12-23
examples 13-5
overview 13-4
pruning-eligible list
changing 12-23
for VTP pruning 13-5
VLANs 13-14
publications for products, technologies, and network solutions xxxvii
PVST+
802.1Q trunking interoperability 15-11
described 15-10
instances supported 15-10
Q
QoS
auto-QoS
categorizing traffic 27-18
configuration and defaults display 27-26
configuration guidelines 27-22
described 27-18
disabling 27-23
displaying generated commands 27-23
displaying the initial configuration 27-26
effects on running configuration 27-22
egress queue defaults 27-19
enabling for VoIP 27-22
example configuration 27-24
ingress queue defaults 27-19
list of generated commands 27-20
QoS (continued)
basic model 27-3
classification
class maps, described 27-7
defined 27-3
flowchart 27-6
forwarding treatment 27-3
in frames and packets 27-2
MAC ACLs, described 27-5, 27-7
options for IP traffic 27-5
options for non-IP traffic 27-5
policy maps, described 27-7
trust DSCP, described 27-5
trusted CoS, described 27-5
trust IP precedence, described 27-5
class maps
configuring 27-40
displaying 27-64
configuration guidelines
auto-QoS 27-22
standard QoS 27-29
configuring
aggregate policers 27-45
auto-QoS 27-18
default port CoS value 27-33
DSCP maps 27-47
DSCP trust states bordering another domain 27-35
egress queue characteristics 27-57
ingress queue characteristics 27-52
IP extended ACLs 27-38
IP standard ACLs 27-37
MAC ACLs 27-39
policy maps 27-42
port trust states within the domain 27-31
trusted boundary 27-34
default auto configuration 27-18
default standard configuration 27-27
displaying statistics 27-64
QoS (continued)
egress queues
allocating buffer space 27-57
buffer allocation scheme, described 27-15
configuring shaped weights for SRR 27-61
configuring shared weights for SRR 27-62
described 27-4
displaying the threshold map 27-60
flowchart 27-15
mapping DSCP or CoS values 27-59
scheduling, described 27-4
setting WTD thresholds 27-57
WTD, described 27-16
enabling globally 27-30
flowcharts
classification 27-6
egress queueing and scheduling 27-15
ingress queueing and scheduling 27-13
policing and marking 27-9
implicit deny 27-7
ingress queues
allocating bandwidth 27-55
allocating buffer space 27-54
buffer and bandwidth allocation, described 27-14
configuring shared weights for SRR 27-55
configuring the priority queue 27-56
described 27-3
displaying the threshold map 27-53
flowchart 27-13
mapping DSCP or CoS values 27-53
priority queue, described 27-14
scheduling, described 27-3
setting WTD thresholds 27-53
WTD, described 27-14
IP phones
automatic classification and queueing 27-18
detection and trusted settings 27-18, 27-34
limiting bandwidth on egress interface 27-63
QoS (continued)
mapping tables
CoS-to-DSCP 27-47
displaying 27-64
DSCP-to-CoS 27-50
DSCP-to-DSCP-mutation 27-51
IP-precedence-to-DSCP 27-48
policed-DSCP 27-49
types of 27-10
marked-down actions 27-43
overview 27-1
packet modification 27-17
policers
described 27-8
displaying 27-64
number of 27-29
types of 27-8
policies, attaching to an interface 27-9
policing
token bucket algorithm 27-9
policy maps
characteristics of 27-42
configuring 27-42
displaying 27-64
QoS label, defined 27-3
queues
configuring egress characteristics 27-57
configuring ingress characteristics 27-52
location of 27-11
SRR, described 27-12
WTD, described 27-11
rewrites 27-17
support for 1-7
QoS (continued)
trust states
bordering another domain 27-35
described 27-5
trusted device 27-34
within the domain 27-31
quality of service
queries, IGMP 18-3
R
RADIUS
attributes
vendor-proprietary 9-31
vendor-specific 9-29
configuring
accounting 9-28
authentication 9-23
authorization 9-27
communication, global 9-21, 9-29
communication, per-server 9-21
multiple UDP ports 9-21
default configuration 9-20
defining AAA server groups 9-25
displaying the configuration 9-31
identifying the server 9-21
in clusters 6-17
limiting the services to the user 9-27
method list, defined 9-20
operation of 9-19
overview 9-18
suggested network environments 9-18
support for 1-7
tracking services accessed by user 9-28
range
macro 11-10
of interfaces 11-8
rapid convergence 16-8
rapid per-VLAN spanning-tree plus
rapid PVST+
802.1Q trunking interoperability 15-11
described 15-10
instances supported 15-10
Rapid Spanning Tree Protocol
RARP 29-9
rcommand command 6-24
RCP
configuration files
downloading B-18
overview B-17
preparing the server B-17
uploading B-19
image files
deleting old image B-33
downloading B-32
preparing the server B-30
uploading B-34
reconfirmation interval, VMPS, changing 12-32
recovery procedures 34-1
redundancy
EtherChannel 28-2
HSRP 30-1
STP
backbone 15-8
multidrop backbone 17-5
path cost 12-26
port priority 12-24
redundant clusters
redundant links and UplinkFast 17-16
redundant power system
Refresh button 3-29
reliable transport protocol, EIGRP 29-39
reloading software 4-17
Remote Authentication Dial-In User Service
Remote Copy Protocol
Remote Network Monitoring
Remote SPAN
See RSPAN 22-1
resets, in BGP 29-51
resetting a UDLD-shutdown interface 21-5
restricting access
NTP services 7-8
overview 9-1
passwords and privilege levels 9-2
RADIUS 9-18
TACACS+ 9-10
retry count, VMPS, changing 12-32
reverse address resolution 29-9
Reverse Address Resolution Protocol
RFC
1058, RIP 29-20
1112, IP multicast and IGMP 18-2
1157, SNMPv1 25-2
1163, BGP 29-45
1166, IP addresses 29-6
1253, OSPF 29-30
1267, BGP 29-45
1305, NTP 7-2
1587, NSSAs 29-30
1757, RMON 23-2
1771, BGP 29-45
1901, SNMPv2C 25-2
1902 to 1907, SNMPv2 25-2
2236, IP multicast and IGMP 18-2
2273-2275, SNMPv3 25-2
RIP
advertisements 29-20
authentication 29-23
configuring 29-21
default configuration 29-20
described 29-20
hop counts 29-20
split horizon 29-23
summary addresses 29-23
support for 1-8
RMON
default configuration 23-3
displaying status 23-6
enabling alarms and events 23-3
groups supported 23-2
overview 23-1
statistics
collecting group Ethernet 23-6
collecting group history 23-5
support for 1-8
root guard
described 17-10
enabling 17-18
support for 1-5
root switch
MSTP 16-15
root switch, STP 15-16
route calculation timers, OSPF 29-36
route dampening, BGP 29-63
routed packets, ACLs on 26-39
routed ports
configuring 29-4
defined 11-3
in switch clusters 6-9
route-map command 29-76
route maps
BGP 29-54
policy-based routing 29-75
router ACLs
defined 26-2
types of 26-3
route reflectors, BGP 29-62
router ID, OSPF 29-37
route selection, BGP 29-52
route summarization, OSPF 29-35
routing
default 29-2
dynamic 29-3
redistribution of information 29-70
static 29-2
routing domain confederation, BGP 29-61
Routing Information Protocol
routing protocol administrative distances 29-68
RSPAN
and stack changes 22-10
characteristics 22-9
configuration guidelines 22-17
default configuration 22-11
destination ports 22-8
displaying status 22-24
in a switch stack 22-2
interaction with other features 22-9
monitored ports 22-6
monitoring ports 22-8
received traffic 22-5
session limits 22-11
sessions
creating 22-18
defined 22-4
limiting source traffic to specific VLANs 22-23
specifying monitored ports 22-18
with ingress traffic enabled 22-21
RSPAN (continued)
source ports 22-6
transmitted traffic 22-6
VLAN-based 22-7
RSTP
active topology, determining 16-7
BPDU
format 16-10
processing 16-11
designated port, defined 16-7
designated switch, defined 16-7
interoperability with 802.1D
described 16-6
restarting migration process 16-23
topology changes 16-11
overview 16-7
port roles
described 16-7
synchronized 16-9
proposal-agreement handshake process 16-8
rapid convergence
cross-stack rapid convergence 16-9
described 16-8
edge ports and Port Fast 16-8
point-to-point links 16-8, 16-23
root ports 16-8
root port, defined 16-7
running configuration, saving 4-10
S
SC (standby command switch) 6-11, 6-21
scheduled reloads 4-17
SDM
described 8-1
switch stack consideration 5-7
templates
configuring 8-4
number of 8-1
SDM template
aggregator 8-1
configuring 8-3
desktop 8-1
secure MAC addresses
and switch stacks 19-14
deleting 19-12
maximum number of 19-8
types of 19-7
secure ports
and switch stacks 19-14
configuring 19-7
secure remote connections 9-38
security, port 19-7
security features 1-6
sequence numbers in log messages 24-8
server mode, VTP 13-3
service-provider network
MSTP and RSTP 16-1
set-request operation 25-5
setup program, failed command switch replacement 34-9, 34-11
severity levels, defining in system messages 24-9
SFPs
numbering of 11-7
security and identification 34-13
shaped round robin
show access-lists hw-summary command 26-21
show and more command output, filtering 2-9
show cdp traffic command 20-5
show cluster members command 6-24
show configuration command 11-17
show forward command 34-19
show interfaces command 11-14, 11-17
show platform forward command 34-19
show running-config command
displaying ACLs 26-19, 26-30, 26-33
interface description in 11-17
shutdown command on interfaces 11-22
Simple Network Management Protocol
small form-factor pluggable modules
SNAP 20-1
SNMP
accessing MIB variables with 25-5
agent
described 25-4
disabling 25-7
authentication level 25-10, 25-11
community strings
configuring 25-8
for cluster switches 25-4
overview 25-4
configuration examples 25-16
default configuration 25-6
engine ID 25-7
host 25-7
in-band management 1-4
in clusters 6-15
informs
and trap keyword 25-12
described 25-5
differences from traps 25-5
enabling 25-15
limiting access by TFTP servers 25-15
limiting system log messages to NMS 24-10
SNMP (continued)
managing clusters with 6-25
MIBs
location of A-3
supported A-1
notifications 25-5
status, displaying 25-17
system contact and location 25-15
trap manager, configuring 25-14
traps
differences from informs 25-5
enabling 25-12
enabling MAC address notification 7-24
types of 25-12
versions supported 25-2
SNMPv1 25-2
SNMPv2C 25-2
SNMPv3 25-2
snooping, IGMP 18-2
software compatibility
software images
location in Flash B-21
recovery procedures 34-2
scheduling reloads 4-17
tar file format, described B-22
See also downloading and uploading
source addresses, in ACLs 26-11
source-and-destination-IP address based forwarding, EtherChannel 28-8
source-and-destination MAC address forwarding, EtherChannel 28-8
source-IP address based forwarding, EtherChannel 28-8
source-MAC address forwarding, EtherChannel 28-8
SPAN
and stack changes 22-10
configuration guidelines 22-11
default configuration 22-11
destination ports 22-8
displaying status 22-24
interaction with other features 22-9
monitored ports 22-6
monitoring ports 22-8
received traffic 22-5
session limits 22-11
sessions
configuring ingress forwarding 22-15, 22-22
creating 22-12
defined 22-4
limiting source traffic to specific VLANs 22-16
removing destination (monitoring) ports 22-13
specifying monitored ports 22-12
with ingress traffic enabled 22-14
source ports 22-6
transmitted traffic 22-6
VLAN-based 22-7
spanning tree and native VLANs 12-19
Spanning Tree Protocol
SPAN traffic 22-5
speed, configuring on interfaces 11-13
split horizon
IGRP 29-29
RIP 29-23
SRR
configuring
shaped weights on egress queues 27-61
shared weights on egress queues 27-62
shared weights on ingress queues 27-55
SRR (continued)
described 27-12
shaped mode 27-12
shared mode 27-12
support for 1-7
SSH 1-4
configuring 9-38
cryptographic software image 9-38
described 9-38
displaying settings 9-38
switch stack considerations 5-11, 9-38
stack changes, effects on
802.1X port-based authentication 10-10
ACL configuration 26-6
CDP 20-2
cross-stack EtherChannel 28-12
EtherChannel 28-9
fallback bridging 33-3
HSRP 30-2
IGMP snooping 18-5
IP routing 29-3
MAC address tables 7-23
MSTP 16-6
multicast routing 31-8
MVR 18-12
port security 19-14
SDM template selection 8-2
SNMP 25-1
SPAN and RSPAN 22-10
STP 15-12
switch clusters 6-15
system message log 24-2
VLANs 12-6
VTP 13-6
stack master
bridge ID (MAC address) 5-6
defined 5-1
election 5-5
re-election 5-5
stack member
accessing CLI of specific member 5-16
configuring
member number 5-15
priority value 5-16
defined 5-1
displaying information of 5-16
hot-swappable 5-10
number 5-6
priority value 5-7
stack member number 11-7
stack protocol version 5-8
stacks, switch
accessing CLI of specific member 5-16
assigning information
member number 5-15
priority value 5-16
benefits 1-2
bridge ID 5-6
CDP considerations 20-2
compatibility, software 5-7
configuration file 5-9
configuration scenarios 5-12
default configuration 5-15
default settings 5-15
description of 5-1
displaying information of 5-16
hot-swappable 5-10
HSRP considerations 30-2
in clusters 6-15
MAC address considerations 7-23
management connectivity 5-11
stacks, switch (continued)
managing 5-1
membership 5-3
merged 5-3
MSTP instances supported 15-10
multicast routing, stack master and member roles 31-8
See also stack master and stack member
software compatibility 5-7
software image version 5-8
stack protocol version 5-8
STP
bridge ID 15-3
instances supported 15-10
root port selection 15-3
stack root switch election 15-3
system messages
hostnames in the display 24-1
remotely monitoring 24-2
system prompt consideration 7-16
system-wide configuration considerations 5-10
upgrading B-35
StackWise technology, Cisco 1-2
Standby Command Configuration window 6-22
standby command switch
considerations 6-12
defined 6-2
priority 6-11
requirements 6-3
virtual IP address 6-12
See also cluster standby group and HSRP
standby group, cluster
See cluster standby group and HSRP
standby ip command 30-5
standby router 30-1
standby timers, HSRP 30-8
startup configuration
booting
manually 4-13
specific image 4-14
clearing B-20
configuration file
automatically downloading 4-12
specifying the filename 4-13
default boot configuration 4-12
static access mode 3-10
static access ports
assigning to VLAN 12-11
static addresses
static IP routing 1-8
static MAC addressing 1-6
static routes, configuring 29-68
static routing 29-2
static VLAN membership 12-2
statistics
802.1X 10-20
CDP 20-5
interface 11-21
IP multicast routing 31-51
OSPF 29-38
QoS ingress and egress 27-64
RMON group Ethernet 23-6
RMON group history 23-5
SNMP input and output 25-17
VTP 13-16
status bar
change notification 3-31
error notification 3-31
sticky learning 19-8
storm control
configuring 19-3
described 19-1
displaying 19-15
support for 1-3
thresholds 19-1
STP
802.1D and bridge ID 15-4
802.1D and multicast addresses 15-9
802.1T and VLAN identifier 15-4
accelerating root port selection 17-4
BackboneFast
described 17-8
enabling 17-17
BPDU filtering
described 17-3
enabling 17-15
BPDU guard
described 17-3
enabling 17-14
BPDU message exchange 15-3
configuration guidelines 15-14, 17-12
configuring
forward-delay time 15-23
hello time 15-22
maximum aging time 15-23
path cost 15-20
port priority 15-19
root switch 15-16
secondary root switch 15-18
spanning-tree mode 15-15
switch priority 15-21
counters, clearing 15-24
STP (continued)
cross-stack UplinkFast
described 17-5
enabling 17-17
default configuration 15-13
default optional feature configuration 17-12
designated port, defined 15-4
designated switch, defined 15-4
detecting indirect link failures 17-8
disabling 15-16
displaying status 15-24
extended system ID
effects on root switch 15-16
effects on the secondary root switch 15-18
overview 15-4
unexpected behavior 15-16
features supported 1-5
inferior BPDU 15-3
instances supported 15-10
interface state, blocking to forwarding 17-2
interface states
blocking 15-6
disabled 15-7
learning 15-7
listening 15-7
overview 15-5
interoperability and compatibility among modes 15-11
limitations with 802.1Q trunks 15-11
load sharing
overview 12-24
using path costs 12-26
using port priorities 12-24
loop guard
described 17-11
enabling 17-18
modes supported 15-10
multicast addresses, effect of 15-9
STP (continued)
optional features supported 1-5
overview 15-2
Port Fast
described 17-2
enabling 17-13
port priorities 12-25
preventing root switch selection 17-10
protocols supported 15-10
redundant connectivity 15-8
root guard
described 17-10
enabling 17-18
root port, defined 15-3
root port selection on a switch stack 15-3
root switch
configuring 15-16
effects of extended system ID 15-4, 15-16
election 15-3
unexpected behavior 15-16
shutdown Port Fast-enabled port 17-3
stack changes, effects of 15-12
status, displaying 15-24
superior BPDU 15-3
timers, described 15-22
UplinkFast
described 17-4
enabling 17-16
VLAN-bridge 15-12
stratum, NTP 7-2
stub areas, OSPF 29-34
subnet mask 29-6
subnet zero 29-7
success response, VMPS 12-28
summer time 7-14
SunNet Manager 1-4
supernet 29-7
SVIs
and IP unicast routing 29-4
and router ACLs 26-3
connecting VLANs 11-5
defined 11-4
routing between VLANs 12-2
switch clustering technology 6-1
See also clusters, switch 1-3
switch console port 1-4
Switch Database Management
switched packets, ACLs on 26-37
Switched Port Analyzer
switched ports 11-2
Switch Manager 3-33
switchport block multicast command 19-6
switchport block unicast command 19-6
switchport command 11-12
switchport protected command 19-5
switch priority
MSTP 16-20
STP 15-21
switch software features 1-1
switch virtual interface
synchronization, BGP 29-49
syslog
system clock
configuring
daylight saving time 7-14
manually 7-12
summer time 7-14
time zones 7-13
displaying the time and date 7-12
overview 7-2
system message logging
default configuration 24-4
defining error message severity levels 24-9
disabling 24-4
displaying the configuration 24-13
enabling 24-5
facility keywords, described 24-13
level keywords, described 24-10
limiting messages 24-10
message format 24-2
overview 24-1
sequence numbers, enabling and disabling 24-8
setting the display destination device 24-5
stack changes, effects of 24-2
synchronizing log messages 24-6
syslog facility 1-8
timestamps, enabling and disabling 24-8
UNIX syslog servers
configuring the daemon 24-11
configuring the logging facility 24-12
facilities supported 24-13
system messages on CMS 3-19
system name
default configuration 7-16
default setting 7-16
manual configuration 7-16
system prompt
default setting 7-16
manual configuration 7-17
system resources, optimizing 8-1
system routes, IGRP 29-25
T
tables, CMS 3-29
tabs, CMS 3-29
TAC
toll-free telephone numbers xxxvii
website xxxvi
TACACS+
accounting, defined 9-11
authentication, defined 9-11
authorization, defined 9-11
configuring
accounting 9-17
authentication key 9-13
authorization 9-16
login authentication 9-14
default configuration 9-13
displaying the configuration 9-17
identifying the server 9-13
in clusters 6-17
limiting the services to the user 9-16
operation of 9-12
overview 9-10
support for 1-6
tracking services accessed by user 9-17
tar files
creating B-6
displaying the contents of B-7
extracting B-8
image file format B-22
technical assistance
case priority definitions xxxvii
opening a case xxxvii
TAC website xxxvi
toll-free telephone numbers xxxvii
Telnet
accessing management interfaces 2-10
from a browser 2-11
number of connections 1-4
setting a password 9-6
templates, SDM 8-1
Terminal Access Controller Access Control System Plus
terminal lines, setting a password 9-6
TFTP
configuration files
downloading B-12
preparing the server B-11
uploading B-12
configuration files in base directory 4-6
configuring for autoconfiguration 4-5
image files
deleting B-25
downloading B-24
preparing the server B-23
uploading B-25
limiting access by servers 25-15
TFTP server 1-4
threshold, traffic level 19-2
time
time-range command 26-16
time ranges in ACLs 26-16
timestamps in log messages 24-8
time zones 7-13
Token Ring VLANs
support for 12-5
VTP support 13-4
toolbar 3-20
tool tips 3-26
Topology view
collapsed cluster view 3-12
device icons 3-15
device information 3-14
display options 3-16
expanded cluster view 3-11
expanded stack view 3-13
icons 3-14
link information 3-14
Topology view (continued)
multiple links 3-23
neighboring devices 3-14
pop-up menus 3-22
TOS 1-7
traceroute, Layer 2
and ARP 34-16
and CDP 34-16
described 34-15
IP addresses and subnets 34-16
MAC addresses and VLANs 34-16
multicast traffic 34-16
multiple devices on a port 34-16
supported switches 34-15
unicast traffic 34-15
usage guidelines 34-16
traffic
blocking flooded 19-6
fragmented 26-5
unfragmented 26-5
traffic policing 1-7
traffic suppression 19-1
transparent mode, VTP 13-3, 13-12
trap-door mechanism 4-2
traps
configuring MAC address notification 7-24
configuring managers 25-12
defined 25-3
notification types 25-12
troubleshooting
connectivity problems 34-13, 34-15
detecting unidirectional links 21-1
determining packet forwarding 34-19
displaying crash information 34-21
PIMv1 and PIMv2 interoperability problems 31-23
SFP security and identification 34-13
show forward command 34-19
troubleshooting (continued)
with CiscoWorks 25-5
with debug commands 34-17
with ping 34-13
with system message logging 24-1
trunking encapsulation 1-6
trunk ports
configuring 12-20
encapsulation 12-20, 12-25, 12-27
secure MAC addresses on 19-10
trunks
allowed-VLAN list 12-21
configuring 12-20, 12-25, 12-27
ISL 12-16
load sharing
setting STP path costs 12-26
using STP port priorities 12-24, 12-25
native VLAN for untagged traffic 12-23
parallel 12-26
pruning-eligible list 12-23
to non-DTP device 12-17
understanding 12-17
trusted boundary for QoS 27-34
trusted port states
between QoS domains 27-35
classification options 27-5
ensuring port security for IP phones 27-34
support for 1-7
within a QoS domain 27-31
twisted-pair Ethernet, detecting unidirectional links 21-1
type-of-service
U
UDLD
default configuration 21-3
echoing detection mechanism 21-2
UDLD (continued)
enabling
globally 21-4
per interface 21-4
link-detection mechanism 21-1
neighbor database 21-2
overview 21-1
resetting an interface 21-5
status, displaying 21-5
support for 1-5
UDP, configuring 29-16
unauthorized ports with 802.1X 10-4
unequal-cost load balancing, IGRP 29-26
unicast storm control command 19-3
unicast storms 19-1
unicast traffic, blocking 19-6
UniDirectional Link Detection protocol
UNIX syslog servers
daemon configuration 24-11
facilities supported 24-13
message logging configuration 24-12
unrecognized Type-Length-Value (TLV) support 13-4
upgrading software images
UplinkFast
described 17-4
enabling 17-16
support for 1-5
uploading
configuration files
reasons for B-9
using FTP B-16
using RCP B-19
using TFTP B-12
uploading (continued)
image files
reasons for B-21
using FTP B-29
using RCP B-34
using TFTP B-25
User Datagram Protocol
user EXEC mode 2-2
username-based authentication 9-7
V
verifying changes in CMS 3-31
version-dependent transparent mode 13-4
version mismatch (VM) mode 5-9
virtual IP address
cluster standby group 6-12, 6-21
vlan.dat file 12-4
VLAN 1, disabling on a trunk port 12-22
VLAN 1 minimization 12-21
VLAN ACLs
vlan-assignment response, VMPS 12-28
VLAN configuration
at bootup 12-7
saving 12-7
VLAN configuration mode 2-2, 12-7
VLAN database
and startup configuration file 12-7
and VTP 13-1
VLAN configuration saved in 12-7
VLANs saved in 12-4
vlan database command 12-7
VLAN filtering, and SPAN 22-7
vlan global configuration command 12-7
VLAN ID, discovering 7-28
VLAN management domain 13-2
VLAN Management Policy Server
VLAN map entries, order of 26-29
VLAN maps
applying 26-33
common uses for 26-33
configuration example 26-34
configuration guidelines 26-29
configuring 26-29
creating 26-30
defined 26-2
denying access example 26-35
denying and permitting packets 26-31
displaying 26-41
examples 26-35
support for 1-6
with router ACLs 26-41
VLAN membership
confirming 12-32
VLAN Query Protocol
VLANs
adding 12-8
adding to VLAN database 12-8
aging dynamic addresses 15-9
allowed on trunk 12-21
and spanning-tree instances 12-3, 12-13
configuration guidelines, extended-range VLANs 12-13
configuration guidelines, normal-range VLANs 12-6
configuration options 12-6
configuring 12-1
configuring IDs 1006 to 4094 12-13
connecting through SVIs 11-5
VLANs (continued)
creating in config-vlan mode 12-9
creating in VLAN configuration mode 12-10
default configuration 12-8
deleting 12-10
displaying 12-16
features 1-5
illustrated 12-2
internal 12-13
in the switch stack 12-6
limiting source traffic with RSPAN 22-23
limiting source traffic with SPAN 22-16
modifying 12-8
native, configuring 12-23
number supported 1-5
parameters 12-5
port membership modes 3-10, 12-3
static-access ports 12-11
STP and 802.1Q trunks 15-11
supported 12-3
Token Ring 12-5
traffic between 12-2
VTP modes 13-3
VLAN Trunking Protocol
VMPS
administering 12-33
configuration example 12-34
configuration guidelines 12-30
default configuration 12-29
description 12-28
VMPS (continued)
dynamic port membership
described 12-29
reconfirming 12-32
troubleshooting 12-33
entering server address 12-30
mapping MAC addresses to VLANs 12-28
monitoring 12-33
reconfirmation interval, changing 12-32
reconfirming membership 12-32
retry count, changing 12-32
voice-over-IP 14-1
voice VLAN
Cisco 7960 phone, port connections 14-1
configuration guidelines 8-4, 14-3
configuring IP phones for data traffic
override CoS of incoming frame 14-5
trust CoS priority of incoming frame 14-5
configuring ports for voice traffic in
802.1P priority tagged frames 14-5
802.1Q frames 14-4
connecting to an IP phone 14-4
default configuration 14-3
described 14-1
displaying 14-6
VTP
adding a client to a domain 13-15
and extended-range VLANs 13-2
and normal-range VLANs 13-2
client mode, configuring 13-11
configuration
global configuration mode 13-7
guidelines 13-8
privileged EXEC mode 13-7
requirements 13-9
saving 13-7
VLAN configuration mode 13-8
VTP (continued)
configuration mode options 13-7
configuration requirements 13-9
configuration revision number
guideline 13-15
resetting 13-15
configuring
client mode 13-11
server mode 13-9
transparent mode 13-12
consistency checks 13-4
default configuration 13-7
described 13-1
disabling 13-12
domain names 13-8
domains 13-2
modes
transitions 13-3
monitoring 13-16
passwords 13-8
pruning
disabling 13-14
enabling 13-14
examples 13-5
overview 13-4
support for 1-6
pruning-eligible list, changing 12-23
server mode, configuring 13-9
statistics 13-16
support for 1-6
Token Ring support 13-4
transparent mode, configuring 13-12
using 13-1
version, guidelines 13-9
version 1 13-4
VTP (continued)
version 2
configuration guidelines 13-9
disabling 13-13
enabling 13-13
overview 13-4
W
web-based management software
weighted tail drop
window components, CMS 3-28
WTD
described 27-11
setting thresholds
egress queue-sets 27-57
ingress queues 27-53
support for 1-7
X
XMODEM protocol 34-2