Catalyst 4500 Series Switch Cisco IOS Command Reference, 12.2(50)SG
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Index

Table Of Contents

Symbols - Numerics - A - B - C - D - E - F - G - H - I - J - L - M - N - O - P - Q - R - S - T - U - V - W -

Index

Symbols

$ matches the end of a string 1-7

( ) in commands 1-11

* matches 0 or more sequences of a pattern 1-7

+ matches 1 or more sequences of a pattern 1-7

. matches any single character 1-7

? command 1-1

? matches 0 or 1 occurrence of a pattern 1-7

^ matches the beginning of a string 1-7

_ matches a comma (,), left brace ({), left parenthesis 1-7

" 1-10

Numerics

10-Gigabit Ethernet uplink

selecting 2-175

showing the mode 2-498, 2-499

802.1Q trunk ports and native VLANs 2-826

802.1Q tunnel ports

configuring 2-768

802.1S Multiple Spanning Tree

see MST

802.1X

configuring for multiple hosts 2-142

configuring for single host 2-142

configuring multiple domains 2-142

disabling port control 2-136

enabling port control 2-136

802.1X Critical Authentication

disabling on a port 2-137

disabling on a VLAN 2-140

EAPOL

disabling send success packets 2-138

enabling send success packets 2-138

enabling on a port 2-137

enabling on a VLAN 2-140

returning delay time to default setting 2-139

setting delay time on a port 2-139

802.1X critical authentication

configure parameters 2-23

802.1X critical recovery delay, configuring 2-23

802.1X Port Based Authentication

debugging 802.1X Port Based Authentication 2-96

displaying port based authentication 2-482

enabling accounting for authentication sessions 2-4

enabling authentication on the system 2-154

enabling guest VLAN 2-141

enabling guest VLAN supplicant 2-134, 2-142

enabling manual control of auth state 2-150

enabling periodic re-authentication of the client 2-153

initializing re-authentication of dot1x ports 2-152

initializing state machines 2-145

receive session termination message upon reboot 2-5

setting maximum number for EAP requests 2-148

setting the reauthentication timer 2-155

A

abbreviating commands

context-sensitive help 1-1

Access Gateway Module

connecting to a module 2-20

connecting to a remote module 2-418

connecting to a specific remote module 2-430

access-group

displaying mac interface 2-605

show mode interface 2-363, 2-449, 2-659

access groups

IP 2-6

access lists

clearing an access template 2-60

defining ARP 2-19

displaying ARP information 2-453

See also ACLs, MAC ACLs, and VACLs

access maps

applying with VLAN filter 2-828

access-node-identifier, setting for the switch 2-367

access-policies, applying using host-mode 2-27

ACLs

access-group mode 2-6

balancing hardware regions 2-12

capturing control packets 2-8

determining ACL hardware programming 2-10

disabling hardware statistics 2-170

displaying mac access-group interface 2-605

enabling hardware statisctics 2-170

using ACL naming conventions for MAC ACLs 2-282

action clause

specifying drop or forward action in a VACL 2-13

addresses, configuring a maximum 2-359

adjacency

debugging the adjacency table 2-89

disabling the debug facility 2-89

displaying information about the adjacency table 2-450

displaying IPC table entries 2-89

aggregate policer

displaying information 2-660

aging time

displaying MAC address aging time 2-608

MAC address table 2-285

alarms

displaying operational status 2-486

alternation

description 1-10

anchoring

description 1-10

ancp, show multicast 2-452

ANCP client

port identifier 2-14

remote server 2-15

set router to become 2-16

ARP

access list, displaying detailed information 2-453

defining access-lists 2-19

ARP inspection

enforce certain types of checking 2-192

ARP packet

deny based on DHCP bindings 2-130

permit based on DHCP bindings 2-332

authentication 2-23, 2-29

changing the control-direction 2-21

configure actions for events

configuring the actions 2-24

configuring port-control 2-33

enabling reauthentication 2-32

enabling Webauth fallback 2-26

host-mode configuration 2-27

setting priority of methods 2-35

setting the timer 2-37

setting username 2-813

specifying the order of methods 2-30

using an MD5-type encryption method 2-813

verifying MD5 signature 2-815

verifying the checksum for Flash memory 2-815

authentication control-direction command 2-21

authentication critical recovery delay command 2-23

authentication event command 2-24

authentication fallback command 2-26

authentication host-mode 2-27

authentication methods, setting priority 2-35

authentication methods, specifying the order of attempts 2-30

authentication open command 2-29

authentication order command 2-30

authentication periodic command 2-32

authentication port-control command 2-33

authentication priority command 2-35

authentication timer, setting 2-37

authentication timer command 2-37

auth fail VLAN

enable on a port 2-135

set max number of attempts 2-134

Auth Manager

configuring

authentication timer 2-37

authorization state

enabling manual control 2-150

authorization state of a controlled port 2-150

automatic installation

displaying status 2-458

automatic medium-dependent interface crossover

See Auto-MDIX

Auto-MDIX

disabling 2-314

enabling 2-314

auto-negotiate interface speed

example 2-757

auto-QoS

configuring for VoIP 2-39

displaying configuration 2-459

B

baby giants

displaying the system MTU setting 2-691

setting the maximum Layer 2 payload size 2-793

BackboneFast

displaying debugging messages 2-117

displaying spanning tree status 2-681

enabling debugging 2-117

bandwidth command 2-43

bindings

store for DHCP snooping 2-204

BOOT environment variable

displaying information 2-462

bootflash

displaying information 2-460

BPDUs

debugging spanning tree activities 2-115

bridge protocol data units

See BPDUs

broadcast

counters 2-86

broadcast suppression level

configuring 2-758, 2-760

enabling 2-758, 2-760

C

cable diagnostics

TDR

displaying test results 2-463

testing conditions of copper cables 2-795

Catalyst 4507R 2-355

CDP

configuring tunneling encapsulation rate 2-272

displaying

neighbor information 2-465

enabling protocol tunneling for 2-267

set drop threshold for 2-270

CEF

displaying next-hop information 2-535

displaying VLAN configuration information 2-535

chassis

displaying

chassis MAC address ranges 2-602

current and peak traffic meter readings 2-602

percentage of backplane utilization 2-602

switching clock failure recovery mode 2-602

circuit-id

setting for an interface 2-369

circuit-id, setting for an interface VLAN range 2-371

cisco-desktop

macro apply 2-292

Cisco Express Forwarding

See CEF

cisco-phone

macro apply 2-294

cisco-router

macro apply 2-296

cisco-switch

macro apply 2-298

class maps

creating 2-53

defining the match criteria 2-307

clear commands

clearing Gigabit Ethernet interfaces 2-58

clearing IGMP group cache entries 2-67

clearing interface counters 2-55

clearing IP access lists 2-60, 2-61

clearing IP ARP inspection statistics VLAN 2-62

clearing IP DHCP snooping database statistics 2-66

clearing MFIB counters and routes 2-70

clearing MFIB fastdrop entries 2-71

clearing PAgP channel information 2-76

clearing QoS aggregate counters 2-80

clearing VLAN interfaces 2-59

CLI string search

anchoring 1-10

expressions 1-7

filtering 1-6

multiple-character patterns 1-8

multipliers 1-9

parentheses for recall 1-11

searching outputs 1-6

single-character patterns 1-7

using 1-6

command modes

accessing privileged EXEC mode 1-5

exiting 1-5

understanding user EXEC and configuration modes 1-5

condition interface

debugging interface-related activities 2-91

condition vlan

debugging VLAN output 2-94

configuration, saving 1-11

configuring

root as secondary 2-741

configuring a SPAN session to monitor

limit SPAN source traffic 2-319

configuring critical recovery 2-23

configuring forward delay 2-737

configuring root as primary 2-741

CoPP

attaching

policy map to control plane 2-428

displaying

policy-map class information 2-634

entering configuration mode 2-84

removing

service policy from control plane 2-428

CoS

assigning to Layer 2 protocol packets 2-269

CoS QoS default

defining value on an interface 2-394

Cost of Service

See QoS CoS

counters

clearing interface counters 2-55

critical authentication, configure 802.1X parameters 2-23

critical recovery, configuring 802.1X parameter 2-23

D

DAI

clear statistics 2-62

DBL

displaying qos dbl 2-661

enabling DBL globally on the switch 2-395

debug commands

debugging backup events 2-90

debugging DHCP snooping events 2-101

debugging DHCP snooping messages 2-102

debugging EtherChannel/PAgP/shim 2-97

debugging IPC activity 2-100

debugging IP DHCP snooping security messages 2-103

debugging NVRAM activities 2-106

debugging PAgP activities 2-107

debugging port manager activities 2-110

debugging spanning tree activities 2-115

debugging spanning tree backbonefast 2-117

debugging spanning tree UplinkFast 2-120

debugging supervisor redundancy 2-114

debugging VLAN manager activities 2-121

displaying monitor activity 2-105

displaying the adjacency table 2-89

enabling debug dot1x 2-96

enabling debugging messages for ISL VLAN IDs 2-124

enabling debugging messages for VTP 2-125

enabling debugging of UDLD activity 2-126

enabling switch shim debugging 2-118

enabling VLAN manager file system error tests 2-122

limiting debugging output for VLANs 2-94

limiting interface debugging output 2-91

limiting output for debugging standby state changes 2-92

shortcut to the debug condition interface 2-99

debugging

activity monitoring 2-105

DHCP snooping events 2-101

DHCP snooping packets 2-102

IPC activities 2-100

IP DHCP snooping security packets 2-103

NVRAM activities 2-106

PAgP activities 2-107

PAgP shim 2-97

PM activities 2-110

PPPoE Intermediate Agent 2-112

spanning tree BackboneFast events 2-117

spanning tree switch shim 2-118

spanning tree UplinkFast events 2-120

VLAN manager activities 2-121

VLAN manager IOS file system error tests 2-122

VTP protocol debug messages 2-125

debug spanning tree switch 2-118

debug sw-vlan vtp 2-125

default CoS value 2-394

default form of a command, using 1-6

defining egress DSCP-to-CoS mapping 2-401

DHCP

clearing database statistics 2-66

DHCP bindings

configuring bindings 2-202

deny ARP packet based on matches 2-130

permit ARP packet based on matches 2-332

DHCP snooping

clearing binding entries 2-63

clearing database 2-65

displaying binding table 2-538

displaying configuration information 2-536

displaying status of DHCP database 2-541

displaying status of error detection 2-489

enabling DHCP globally 2-201

enabling IP source guard 2-241

enabling on a VLAN 2-211

enabling option 82 2-206, 2-208

enabling option-82 2-213

enabling rate limiting on an interface 2-209

enabling trust on an interface 2-210

establishing binding configuration 2-202

renew binding database 2-420

store generated bindings 2-204

diagnostic test

bootup packet memory 2-476

displaying attributes 2-470

display module-based results 2-472

running 2-133

show results for TDR 2-463

testing conditions of copper cables 2-795

displaying error disable recovery 2-490

displaying inline power status 2-649

displaying monitoring activity 2-105

displaying PoE policing and monitoring status 2-656

displaying SEEPROM information

GBIC 2-500

displaying SPAN session information 2-690, 2-759

document conventions 1-xx

document organization 1-xix

DoS

CoPP

attaching policy map to control plane 2-428

displaying policy-map class information 2-634

entering configuration mode 2-84

removing service policy from control plane 2-428

entering

CoPP configuration mode 2-84

DOS attack

protecting system's resources 2-187

drop threshold, Layer 2 protocol tunneling 2-270

DSCP rewrite for IP packets

enable 2-405

dual-capable port

selecting a connector 2-316

duplex mode

configuring autonegotiation on an interface 2-157

configuring full duplex on an interface 2-157

configuring half duplex on an interface 2-157

dynamic ARP inspection

preventing 2-187

Dynamic Buffer Limiting

See DBL

Dynamic Host Configuration Protocol

See DHCP

E

EAP

restarting authentication process 2-148

EDCS-587028 2-454, 2-602

EIGRP (Enhanced IGRP)

filters

routing updates, preventing 2-329

enabling

debugging for UDLD 2-126

voice VLANs 2-761

enabling open access 2-29

environmental

alarms 2-486

displaying information 2-486

status 2-486

temperature 2-486

erase a file 2-159

error disable detection

enabling error disable detection 2-162

error-disabled state

displaying 2-519

error disable recovery

configuring recovery mechanism variables 2-164

displaying recovery timer information 2-490

enabling ARP inspection timeout 2-164

specifying recovery cause 2-164

EtherChannel

assigning interfaces to EtherChannel groups 2-46

debugging EtherChannel 2-97

debugging PAgP shim 2-97

debugging spanning tree activities 2-115

displaying information for a channel 2-492

removing interfaces from EtherChannel groups 2-46

EtherChannel guard

detecting STP misconfiguration 2-727

Explicit Host Tracking

clearing the database 2-69

enabling per-VLAN 2-225

expressions

matching multiple expression occurrences 1-9

multiple-character patterns 1-8

multiplying pattern occurrence 1-11

single-character patterns 1-7

Extensible Authentication Protocol

See EAP

F

fallback profile, specifying 2-26

field replaceable unit (FRU)

displaying status information 2-486

filters

EIGRP

routing updates, preventing 2-329

Flash memory file system

displaying file system information 2-460

verifying checksum 2-815

flow control

configuring a gigabit interface for pause frames 2-167

displaying per-interface statistics for flow control 2-496

G

GBIC

displaying SEEPROM information 2-500

generic-error-message, setting for the switch 2-367

Gigabit Ethernet interface

clearing the hardware logic 2-58

Gigabit Ethernet uplink

selecting 2-175

showing the mode 2-498, 2-499

global configuration mode

using 1-5

H

hardware module

resetting a module by toggling the power 2-172

hardware statistics

disabling 2-170

enabling 2-170

hardware uplink

changing the mode 2-173

selecting the mode 2-175

showing the mode 2-498, 2-499

helper addresses, IP 2-556

hot standby protocol

debugging 2-92

disabling debugging 2-92

limiting output 2-92

I

identifier-string, setting for the switch 2-367

ID mapping, creating an ANCP client 2-14

IDPROMs

displaying SEEPROM information

chassis 2-500

clock module 2-500

fan trays 2-500

module 2-500

mux buffer 2-500

power supplies 2-500

supervisor engine 2-500

ifIndex persistence

clearing SNMP ifIndex commands 2-713

compress SNMP ifIndex table format 2-720

disabling globally 2-719

disabling on an interface 2-715

enabling globally 2-719

enabling on an interface 2-715

IGMP

applying filters for host joining on Layer 2 interfaces 2-215

clearing IGMP group cache entries 2-67

configuring frequency for IGMP host-query messages 2-218

creating an IGMP profile 2-217

displaying IGMP interface configuration information 2-543

displaying profiles 2-545

setting maximum group numbers 2-216

IGMP profiles

displaying 2-545

IGMP snooping

clearing the EHT database 2-69

configuring a Layer 2 interface as a group member 2-231

configuring a Layer 2 interface as a multicast router 2-229

configuring a static VLAN interface 2-231

displaying multicast information 2-552

displaying VLAN information 2-546, 2-550, 2-553

enabling 2-220

enabling immediate-leave processing 2-227

enabling on a VLAN 2-224

enabling per-VLAN Explicit Host Tracking 2-225

informs

enabling 2-717

inline power

displaying inline power status 2-649

In Service Software Upgrade

See ISSU

inspection log

clearing log buffer 2-61

interface

displaying suppressed multicast bytes 2-513

interface capabilities

displaying 2-509

interface configuration mode

summary 1-5

interface link

display cable disconnect time 2-516

interfaces

configuring dot1q tunnel ports 2-768

creating an interface-range macro 2-129

debugging output of interface related activities 2-91

displaying description 2-515

displaying error-disabled state 2-519

displaying information when tunneling is enabled 2-596

displaying status 2-515

displaying traffic for a specific interface 2-506

entering interface configuration mode 2-179

executing a command on multiple ports in a range 2-182

selecting an interface to configure 2-179

setting a CoS value for Layer 2 packets 2-269

setting drop threshold for Layer 2 packets 2-270

setting the interface type 2-768

interface speed

configuring interface speed 2-755

interface transceiver

displaying diagnostic data 2-523

internal VLAN allocation

configuring 2-829

default setting 2-829

displaying allocation information 2-703

Internet Group Management Protocol

See IGMP

IP address of remote ANCP server, setting 2-15

IP ARP

applying ARP ACL to VLAN 2-185

clearing inspection statistics 2-62

clearing status of log buffer 2-61

controlling packet logging 2-196

enabling dynamic inspection 2-194

limit rate of incoming requests 2-187

set per-port config trust state 2-191

showing status of dynamic ARP inspection 2-530

showing status of log buffer 2-533

IPC

debugging IPC activities 2-100

IP DHCP Snooping

See DHCP snooping

IP header validation

disabling 2-240

enabling 2-240

IP interfaces

displaying usability status 2-555

IP multicast

displaying multicast routing table information 2-561

IP packets

enable DSCP rewrite 2-405

IP phone and standard desktop

enabling Cisco-recommended features 2-294

IP Port Security

enabling 2-241

IP source binding

adding or deleting 2-237

displaying bindingstagging 2-566

IP source guard

debugging messages 2-103

displaying configuration and filters 2-567

enabling on DHCP snooping 2-241

IPv6 MLD

configuring queries 2-247, 2-249

configuring snooping last-listener-query-intervals 2-249

configuring snooping listener-message-suppression 2-251

configuring snooping robustness-variables 2-252

configuring tcn topology change notifications 2-254

counting snooping last-listener-queries 2-247

displaying information 2-572

displaying ports for a switch or VLAN 2-574

displaying querier information 2-575

enabling snooping 2-245

enabling snooping on a VLAN 2-255

ISSU

canceling process 2-257

configuring rollback timer 2-266

displaying capability 2-577

displaying client information 2-579

displaying compatibility matrix 2-581

displaying endpoint information 2-586

displaying entities 2-587

displaying FSM session 2-588

displaying messages 2-589

displaying negotiated 2-591

displaying rollback-timer 2-592

displaying session information 2-593

displaying software version 2-594

displaying state 2-594

forcing switchover to standby supervisor engine 2-265

loading new image 2-261

starting process 2-263

stopping rollback timer 2-259

J

Jumbo frames

enabling jumbo frames 2-325

L

LACP

deselecting channeling protocol 2-48

enabling LACP on an interface 2-48

setting channeling protocol 2-48

Layer 2

displaying ACL configuration 2-605

Layer 2 interface type

specifying a nontrunking, nontagged single VLAN interface 2-768

specifying a trunking VLAN interface 2-768

Layer 2 protocol ports

displaying 2-596

Layer 2 protocol tunneling error recovery 2-272

Layer 2 switching

enabling voice VLANs 2-761

modifying switching characteristics 2-761

Layer 2 traceroute

IP addresses 2-800

Layer 3 switching

displaying information about an adjacency table 2-450

displaying port status 2-521

displaying status of native VLAN tagging 2-521

link-status event messages

disabling

globally 2-276, 2-279

on an interface 2-277, 2-280

enabling

globally 2-276, 2-279

on an interface 2-277, 2-280

log buffer

show status 2-533

logging

controlling IP ARP packets 2-196

M

MAB, display information 2-602

MAB, enable and configure 2-304

mab command 2-304

MAC Access Control Lists

See MAC ACLs

MAC ACLs

defining extended MAC access list 2-282

displaying MAC ACL information 2-700

naming an ACL 2-282

MAC address filtering

configuring 2-291

disabling 2-291

enabling 2-291

MAC address table

adding static entries 2-303

clearing dynamic entries 2-73, 2-75

configuring aging time 2-285

displaying dynamic table entry information 2-612

displaying entry count 2-610

displaying information 2-606

displaying interface-based information 2-614

displaying multicast information 2-616

displaying notification information 2-618

displaying protocol-based information 2-620

displaying static table entry information 2-622

displaying the MAC address aging time 2-608

displaying VLAN-based information 2-625

enabling authentication bypass 2-146

enabling notifications 2-289

learning in the protocol buckets 2-286

removing static entries 2-303

MAC address tables

adding static entries 2-291

deleting secure or specific addresses 2-77

disabling IGMP snooping on static MAC addresses 2-291

removing static entries 2-291

mac-address-table static 2-291

MAC address unicast filtering

dropping unicast traffic 2-291

MAC authentication bypass (MAB), display information 2-602

MAC authorization bypass(MAB), enable and configure 2-304

macro

displaying descriptions 2-302

macro keywords

help strings 2-2

macros

adding a global description 2-302

cisco global 2-300

system-cpp 2-301

mapping secondary VLANs to MST instance 2-384

mapping VLAN(s) to an MST instance 2-177

match (class-map configuration) command 2-307

maximum transmission unit (MTU)

displaying the system MTU setting 2-691

setting the maximum Layer 2 payload size 2-793

MD5

verifying MD5 signature 2-815

message digest 5

See MD5

MFIB

clearing ip mfib counters 2-70

clearing ip mfib fastdrop 2-71

displaying all active MFIB routes 2-558

displaying MFIB fastdrop table entries 2-560

enabling IP MFIB fastdrops 2-234

MLD

configuring snooping last-listener-query-intervals 2-249

configuring snooping listener-message-suppression 2-251

configuring snooping robustness-variables 2-252

configuring topology change notifications 2-254

counting snooping last-listener-queries 2-247

enabling snooping 2-245

enabling snooping on a VLAN 2-255

MLD snooping

displaying 2-575

modes

access-group 2-6

show access-group interface 2-363, 2-449, 2-659

switching between PVST+, MST, and Rapid PVST 2-732

See also command modes

module password clearing 2-57

module reset

resetting a module by toggling the power 2-172

--More-- prompt

filter 1-6

search 1-7

MST

designating the primary and secondary root 2-741

displaying MST protocol information 2-686

displaying region configuration information 2-686

displaying spanning tree information 2-686

entering MST configuration submode 2-735

setting configuration revision number 2-422

setting path cost and port priority for instances 2-733

setting the forward delay timer for all instances 2-737

setting the hello-time delay timer for all instances 2-738

setting the max-age timer for all instances 2-739

setting the MST region name 2-326

specifying the maximum number of hops 2-740

switching between PVST+ and Rapid PVST 2-732

using the MST configuration submode revision command 2-422

using the submode name command 2-326

MTU

displaying global MTU settings 2-691

multi-auth, setting 2-27

Multicase Listener Discovery

See MLD

multicast

counters 2-86

enabling storm control 2-760

show ancp 2-452

multicast/unicast packets

prevent forwarding 2-767

Multicast Forwarding Information Base

See MFIB

multi-domain, setting 2-27

multiple-character patterns 1-8

Multiple Spanning Tree

See MST

N

native VLAN

controlling tagging of traffic 2-788

displaying ports eligible for native tagging 2-702

displaying ports eligible for tagging 2-702

enabling tagging on 802.1Q trunk ports 2-826

specifing the tagging of traffic 2-789

NetFlow

enabling NetFlow statistics 2-235

including infer fields in routing statistics 2-235

next-hop

displaying CEF VLAN information 2-535

no form of a command, using 1-6

NVRAM

debugging NVRAM activities 2-106

O

open access on a port, enabling 2-29

output

pattern searches 1-7

P

packet counters (statistics)

clear for PPPoE Intermediate Agent 2-79

packet counters, display for PPPoE Intermediate Agent 2-657

packet forwarding

prevent unknown packets 2-767

packet memory failure

direct switch action upon detection 2-132

packet memory test

bootup, displaying results 2-476, 2-478

ongoing, displaying results 2-480

PACL

access-group mode 2-6

paging prompt

see --More-- prompt

PAgP

clearing port channel information 2-76

debugging PAgP activity 2-107

deselecting channeling protocol 2-48

displaying port channel information 2-631

hot standby mode

returning to defaults 2-328

selecting ports 2-328

input interface of incoming packets

learning 2-327

returning to defaults 2-327

setting channeling protocol 2-48

parentheses 1-11

password

clearing on an intelligent line module 2-57

establishing enhanced password security 2-813

setting username 2-813

PBR

displaying route maps 1-xx

redistributing route maps 1-xx

PM activities

debugging 2-110

disabling debugging 2-110

PoE policing

configure on an interface 2-361

PoE policing and monitoring

displaying status 2-656

police (percent) command 2-339

police (two rates) command 2-341, 2-343

police command 2-334

policing, configure PoE 2-361

policing and monitoring status

displaying PoE 2-656

Policy Based Routing

See PBR

policy maps

creating 2-347

marking 2-432

See also QoS, hierarchical policies

traffic classification

defining the class

defining trust states 2-803

port, dual-capable

selecting the connector 2-316

Port Aggregation Protocol

See PAgP

port-based authentication

displaying debug messages 2-96

displaying statistics and status 2-482

enabling 802.1X 2-150

host modes 2-143

manual control of authorization state 2-150

periodic re-authentication

enabling 2-153

re-authenticating 802.1X-enabled ports 2-152

switch-to-client frame-retransmission number 2-148

port channel

accessing 2-181

creating 2-181

displaying information 2-631

load distribution method

resetting to defaults 2-349

setting 2-349

port control, changing from unidirectional or bidirectional 2-21

port-control value, configuring 2-33

port range

executing 2-182

port security

debugging ports security 2-111

deleting secure or specific addresses 2-77

displaying settings for an interface or switch 2-642

enabling 2-773

filter source IP and MAC addresses 2-241

setting action upon security violation 2-773

setting the rate limit for bad packets 2-773

sticky port 2-773

Port Trust Device

displaying 2-662

power status

displaying inline power 2-649

displaying power status 2-649

power supply

configuring combined and redundant power on the Catalyst 4507R 2-355

configuring inline power 2-352

configuring power consumption 2-354

displaying the SEEPROM 2-500

setting inline power state 2-351

PPPoE Discovery

enable vendor-tag stripping on packetsPPPoE Server

enable vendor-tag stripping on Discovery packets 2-374

PPPoE Discovery packets, limit rate arriving on an interfsce 2-372

PPPoE Intermediate Agent

clear statistics (packet counters) 2-79

debugging 2-112

pppoe intermediate-agent

enable intermediate agent on a switch 2-363

enable on an interface VLAN range 2-366

enable PPPoE Intermediate Agent on an interface 2-364

enable vendor-tag stripping of Discovery packets 2-374

format-type (global) 2-367

limit rate of PPPoE Discovery packets 2-372

set circuit-id or remote-id for an interface 2-369

set circuit-id or remote-id for an interface VLAN range 2-371

set trust configuration on an interface 2-372, 2-373

PPPoE Intermediate Agent, display configuration and statistics (packet counters) 2-657

priority command 2-375

priority-queue command 2-87

Private VLAN

See PVLANs

privileged EXEC mode, summary 1-5

prompts

system 1-5

protocol tunneling

configuring encapsulation rate 2-272

disabling 2-267

displaying port information 2-596

enabling 2-267

setting a CoS value for Layer 2 packets 2-269

setting a drop threshold for Layer 2 packets 2-270

PVLANs

configuring isolated, primary, and community PVLANs 2-377

controlling tagging of native VLAN traffic 2-788

disabling sticky-ARP 2-238

displaying map information for VLAN SVIs 2-518

displaying PVLAN information 2-705

enabling interface configuration mode 2-768

enabling sticky-ARP 2-238

mapping VLANs to the same SVI 2-381

specifying host ports 2-768

specifying promiscuous ports 2-768

PVST+

switching between PVST and MST 2-732

Q

QoS

account Layer 2 encapsulation 2-387

attaching a policy-map to an interface 2-423

automatic configuration 2-39

class maps

creating 2-53

defining the match criteria 2-307

clearing aggregate counters 2-80

configuring auto 2-39

defining a named aggregate policer 2-389

defining default CoS value 2-394

defining ingress CoS-to-DSCP mapping 2-399

displaying aggregate policer information 2-660

displaying auto configuration 2-459

displaying class maps information 2-468

displaying configuration information 2-459

displaying configurations of policies 2-637

displaying policy map information 2-633, 2-640

displaying QoS information 2-659

displaying QoS map information 2-664

egress queue-sets

enabling the priority queue 2-87

enabling global configuration mode 2-385

enabling on control packets 2-392

enabling per-VLAN QoS for a Layer 2 interface 2-408

enabling QoS on an interface 2-386

hierarchical policies

average-rate traffic shaping on a class 2-445

bandwidth allocation for a class 2-43, 2-52

creating a service policy 2-426

marking 2-432

strict priority queueing (LLQ) 2-375

mapping DSCP values to transmit queues 2-401

mapping egress DSCP-to-CoS 2-401

mapping the DSCP-to-CoS value 2-401

policy maps

creating 2-347

marking 2-432

traffic classifications

trust states 2-803

setting the mapping of policed DSCP values 2-403

setting the trust state 2-406

specifying flow-based match criteria 2-310

Supervisor Engine 6-E

setting CoS 2-434

setting DSCP 2-437

setting precedence values 2-440

setting QoS group identifiers 2-443

QoS CoS

configuring for tunneled Layer 2 protocol packets 2-269

defining default CoS value 2-394

qos dbl 2-395

quality of service

See QoS

question command 1-1

queueing information

displaying 2-662

queue limiting

configuring packet limits 2-410

R

Rapid PVST

switching between PVST and MST 2-732

re-authenticating 802.1X-enabled ports 2-152

re-authentication

periodic 2-153

set the time 2-155

reauthentication, enabling 2-32

reboots

restoring bindings across 2-202

redundancy

accessing the main CPU 2-412

changing from active to standby supervisor engine 2-416

displaying information 2-666

displaying ISSU config-sync failure information 2-670

displaying redundancy facility information 2-666

displaying RF client list 2-666

displaying RF operational counters 2-666

displaying RF states 2-666

enabling automatic synchronization 2-42

forcing switchover to standby supervisor engine 2-416

mismatched command listing 2-414

set the mode 2-317

synchronizing the route processor configurations 2-303

related documentation 1-xix

remote-id, setting for an interface 2-369

remote-id, setting for an interface VLAN range 2-371

remote SPAN

See RSPAN

renew commands

ip dhcp snooping database 2-420

resetting PVLAN trunk

setting switchport to trunk 2-768

retry failed authentiation, configuring 2-24

rj45 connector, selecting the connector 2-316

ROM monitor mode

summary 1-6

Route Processor Redundancy

See redundancy

router, set to become ANCP client 2-16

RPF

disabling IPv4 exists-only checks 2-243

enabling IPv4 exists-only checks 2-243

RPR

set the redundancy mode 2-317

RSPAN

converting VLAN to RSPAN VLAN 2-419

displaying list 2-707

S

saving configuration changes 1-11

secure address, configuring 2-357

secure ports, limitations 2-774

server (AAA) alive actions, configuring 2-24

server (AAA) dead actions, configuring 2-24

service-policy command (policy-map class) 2-426

session classification, defining 2-27

set the redundancy mode 2-317

sfp connector, selecting the connector 2-316

shape command 2-445

show ancp multicast 2-452

show authentication interface command 2-454

show authentication registration command 2-454

show authentication sessions command 2-454

show commands

filtering parameters 1-7

searching and filtering 1-6

show platform commands 1-11

show mab command 2-602

Simple Network Management Protocol

See SNMP

single-character patterns

special characters 1-7

single-host, setting 2-27

slaveslot0

displaying information on the standby supervisor 2-677

slot0

displaying information about the system 2-679

SNMP

debugging spanning tree activities 2-115

ifIndex persistence

clearing SNMP ifIndex commands 2-713

compress SNMP ifIndex table format 2-720

disabling globally 2-719

disabling on an interface 2-715

enabling globally 2-719

enabling on an interface 2-715

informs

disabling 2-717

enabling 2-717

traps

configuring to send when storm occurs 2-758

disabling 2-717

enabling 2-717

mac-notification

adding     1

removing     1

SPAN commands

configuring a SPAN session to monitor 2-319

displaying SPAN session information 2-690, 2-759

SPAN enhancements

displaying status 2-629

Spanning Tree Protocol

See STP

SPAN session

displaying session information 2-629

filter ACLs 2-319

specify encap type 2-319

turn off host learning based on ingress packets 2-319

special characters

anchoring, table 1-10

SSO 2-317

standard desktop

enabling Cisco-recommended features 2-292

standard desktop and Cisco IP phone

enabling Cisco-recommended features 2-294

sticky address, configuring 2-358

sticky-ARP

disabling on PVLANs 2-238

enabling on PVLANs 2-238

sticky port

deleting 2-77

enabling security 2-773

storm control

configuring for action when storm occurs 2-758

disabling suppression mode 2-489

displaying settings 2-689

enabling 2-758

enabling broadcast 2-758, 2-760

enabling multicast 2-758, 2-760

enabling suppression mode 2-489

enabling timer to recover from error disable 2-164

enabling unicast 2-758, 2-760

multicast, enabling 2-760

setting high and low levels 2-758

setting suppression level 2-489

STP

configuring link type for a port 2-730

configuring tunneling encapsulation rate 2-272

debugging all activities 2-115

debugging spanning tree activities 2-115

debugging spanning tree BackboneFast events 2-117

debugging spanning tree UplinkFast 2-120

detecting misconfiguration 2-727

displaying active interfaces only 2-681

displaying BackboneFast status 2-681

displaying bridge status and configuration 2-681

displaying spanning tree debug messages 2-115

displaying summary of interface information 2-681

enabling BPDU filtering by default on all PortFast ports 2-746

enabling BPDU filtering on an interface 2-723

enabling BPDU guard by default on all PortFast ports 2-748

enabling BPDU guard on an interface 2-725

enabling extended system ID 2-728

enabling loop guard as a default on all ports 2-731

enabling PortFast by default on all access ports 2-749

enabling PortFast mode 2-744

enabling protocol tunneling for 2-267

enabling root guard 2-729

enabling spanning tree BackboneFast 2-722

enabling spanning tree on a per VLAN basis 2-753

enabling spanning tree UplinkFast 2-751

setting an interface priority 2-750

setting drop threshold for 2-270

setting pathcost 2-726

setting the default pathcost calculation method 2-743

subinterface configuration mode, summary 1-6

SVI

creating a Layer 3 interface on a VLAN 2-184

switching characteristics

excluding from link-up calculation 2-765

modifying 2-765

returning to interfaces

capture function 2-765

switchport 2-789

switchport interfaces

displaying status of Layer 3 port 2-521

displaying status of native VLAN tagging 2-521

switch shim

debugging 2-118

disabling debugging 2-118

switch to router connection

enabling Cisco-recommended features 2-296

switch to switch connection

enabling Cisco-recommended features 2-298

switch virtual interface

See SVI

sw-vlan 2-121

system prompts 1-5

T

Tab key

command completion 1-1

tables

characters with special meaning 1-7

mac access-list extended subcommands 2-282

multipliers 1-9

relationship between duplex and speed commands 2-756

show cable-diagnostics tdr command output fields 2-464

show cdp neighbors detail field descriptions 2-467

show cdp neighbors field descriptions 2-466

show ip dhcp snooping command output 2-455, 2-602

show ip interface field descriptions 2-556

show policy-map control-plane field descriptions 2-636

show vlan command output fields 2-706

show vtp command output fields 2-711

special characters 1-9

special characters used for anchoring 1-10

speed command options 2-310, 2-756

valid interface types 2-179

TAC

displaying information useful to TAC 2-692

TCAM

debugging spanning tree activities 2-115

TDR

displaying cable diagnostic test results 2-463

test condition of copper cables 2-795

temperature readings

displaying information 2-486

Ten-Gigabit Ethernet uplink

blocking ports on redundant Supervisor Engine 6-E 2-173

timer information 2-490

traffic monitor

display status 2-602

traffic shaping

enable on an interface 2-447

traps, enabling 2-717

trunk encapsulation

setting format 2-789

trunk interfaces

displaying trunk interfaces information 2-528

trust configuration, setting on an interface 2-372, 2-373

trust state

setting 2-191

tunnel ports

displaying information about Layer 2 protocol 2-596

TX queues

allocating bandwidth 2-805

returning to default values 2-805

setting priority to high 2-805

specifying burst size 2-805

specifying traffic rate 2-805

U

UDLD

displaying administrative and operational status 2-694

enabling by default on all fiber interfaces 2-807

enabling on an individual interface 2-809

preventing a fiber interface from being enabled 2-809

resetting all shutdown ports 2-811

setting the message timer 2-807

unicast

counters 2-86

Unidirectional Link Detection

See UDLD

unidirection port control, changing from bidirectional 2-21

unknown multicast traffic, preventing 2-767

unknown unicast traffic, preventing 2-767

user EXEC mode, summary 1-5

username

setting password and privilege level 2-813

V

VACLs

access-group mode 2-6

applying VLAN access maps 2-828

displaying VLAN access map information 2-700

specifying an action in a VLAN access map 2-13

specifying the match clause for a VLAN access-map sequence 2-305

using a VLAN filter 2-828

VLAN

applying an ARP ACL 2-185

configuring 2-817

configuring service policies 2-822

converting to RSPAN VLAN 2-419

displaying CEF information 2-535

displaying CEF next-hop information 2-535

displaying information on switch interfaces 2-546, 2-550

displaying information on VLAN switch interfaces 2-553

displaying information sorted by group IP address 2-546, 2-550

displaying IP address and version information 2-546, 2-550

displaying Layer 2 VLAN information 2-696

displaying statistical information 2-627

displaying VLAN information 2-698

enabling dynamic ARP inspection 2-194

enabling Explicit Host Tracking 2-225

enabling guest per-port 2-141

enabling guest VLAN supplicant 2-134, 2-142

entering VLAN configuration mode 2-822, 2-824

native frames

enabling tagging on all 802.1Q trunk ports 2-826

pruning the list for VTP 2-789

setting the list of allowed 2-789

VLAN Access Control Lists

See VACLs

VLAN access map

See VACLs

VLAN database

resetting 2-421

VLAN debugging

limiting output 2-94

VLAN link-up calculation

excluding a switch port 2-765

including a switch port 2-765

VLAN manager

debugging 2-121

disabling debugging 2-121

IOS file system error tests

debugging 2-122

disabling debugging 2-122

VLAN Query Protocol

See VQP

VLAN query protocol (VQPC)

debugging 2-128

VLANs

clearing

counters 2-82

clearing hardware logic 2-59

configuring

internal allocation scheme 2-829

displaying

internal VLAN allocation information 2-703

RSPAN VLANs 2-707

entering VLAN configuration mode 2-824

VMPS

configuring servers 2-833

reconfirming dynamic VLAN assignments 2-128, 2-831

voice VLANs

enabling 2-761

VoIP

configuring auto-QoS 2-39

VQP

per-server retry count 2-832

reconfirming dynamic VLAN assignments 2-128, 2-831

VTP

configuring the administrative domain name 2-837

configuring the device in VTP client mode 2-836

configuring the device in VTP server mode 2-840

configuring the device in VTP transparent mode 2-841

configuring tunnel encapsulation rate 2-272

creating a VTP domain password 2-838

displaying domain information 2-710

displaying statistics information 2-710

enabling protocol tunneling for 2-267

enabling pruning in the VLAN database 2-839

enabling VTP version 2 mode 2-842

modifying the VTP configuration storage file name 2-835

set drop threshold for 2-270

VTP protocol code

activating debug messages 2-125

deactivating debug messages 2-125

W

Webauth fallback, enabling 2-26