Catalyst 4500 Series Switch Cisco IOS Command Reference, 12.2(18)EW
Index
Downloads: This chapterpdf (PDF - 466.0KB) The complete bookPDF (PDF - 1.4MB) | Feedback

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 -

Index

Symbols

$ matches the end of a string1-7

( ) in commands1-10

* matches 0 or more sequences of a pattern1-7

+ matches 1 or more sequences of a pattern1-7

. matches any single character1-7

? command1-1

? matches 0 or 1 occurrence of a pattern1-7

^ matches the beginning of a string1-7

_ matches a comma (,), left brace ({), left parenthesis1-7

"1-10

Numerics

802.1Q trunk ports and native VLANs2-501

802.1Q tunnel ports

configuring2-462

802.1s Multiple Spanning Tree

see MST

802.1x Port Based Authentication

allowing multiple hosts on a port2-85

debugging 802.1x Port Based Authentication2-48

displaying port based authentication2-255

enabling accounting for authentication sessions2-3

enabling authentication on the system2-90

enabling guest VLAN2-81

enabling manual control of auth state2-86

enabling periodic re-authentication of the client2-89

initializing re-authentication of dot1x ports2-88

initializing state machines2-82

receive session termination message upon reboot2-4

setting maximum number for EAP requests2-84

A

abbreviating commands

context-sensitive help1-1

Access Gateway Module

connecting to a module2-9

connecting to a remote module2-230

connecting to a specific remote module2-236

access-group

displaying mac interface2-335

show mode interface2-239

access groups

IP2-5

access lists

clearing an access template2-25

defining ARP2-8

displaying ARP information2-240

See also ACLs, MAC ACLs, and VACLs

access maps

applying with VLAN filter2-502

ACLs

access-group mode2-5

displaying mac access-group interface2-335

using ACL naming conventions for MAC ACLs2-163

action clause

specifying drop or forward action in a VACL2-6

adjacency

debugging the adjacency table2-42

disabling the debug facility2-42

displaying IPC table entries2-42

aggregate policer

displaying information2-368

aging time

displaying MAC address aging time2-338

MAC address table2-166

alarms

displaying operational status2-258

alternation

description1-9

anchoring

description1-10

ARP

access list, displaying detailed information2-240

defining access-lists2-8

ARP inspection

enforce certain types of checking2-118

ARP packet

deny based on DHCP bindings2-78

permit based on DHCP bindings2-190

authentication

setting username2-492

using an MD5-type encryption method2-492

verifying MD5 signature2-493

verifying the checksum for Flash memory2-493

authorization state

enabling manual control2-86

authorization state of a controlled port2-86

auto-QoS

configuring for VoIP2-10

displaying configuration2-241

B

baby giants

displaying the system MTU setting2-393

setting the maximum Layer 2 payload size2-477

BackboneFast

displaying debugging messages2-67

displaying spanning tree status2-384

enabling debugging2-67

bindings

store for DHCP snooping2-126

BOOT environment variable

displaying information2-245

bootflash

displaying information2-243

BPDUs

debugging spanning tree activities2-66

bridge protocol data units

See BPDUs

broadcast suppression level

configuring2-454, 2-456

enabling2-454, 2-456

C

Catalyst 4507R2-200

power redundancy mode2-202

CDP

configuring tunneling encapsulation rate2-160

enabling protocol tunneling for2-157

set drop threshold for2-159

CEF

displaying next-hop information2-299

displaying VLAN configuration information2-299

cisco-desktop

macro apply2-172

Cisco Express Forwarding

See CEF

cisco-phone

macro apply2-174

cisco-router

macro apply2-176

cisco-switch

macro apply2-178

clear commands

clearing Gigabit Ethernet interfaces2-23

clearing IGMP group cache entries2-30

clearing interface counters2-20

clearing IP access lists2-25, 2-26

clearing IP ARP inspection statistics VLAN2-27

clearing IP DHCP snooping database2-28

clearing IP DHCP snooping database statistics2-29

clearing MFIB counters and routes2-33

clearing MFIB fastdrop entries2-34

clearing PAgP channel information2-37

clearing QoS aggregate counters2-39

clearing VLAN interfaces2-24

CLI string search

anchoring1-10

expressions1-7

filtering1-6

multiple-character patterns1-8

multipliers1-9

parentheses for recall1-10

searching outputs1-6

single-character patterns1-7

using1-6

command modes

accessing privileged EXEC mode1-4

exiting1-4

understanding user EXEC and configuration modes1-4

condition interface

debugging interface-related activities2-44

condition vlan

debugging VLAN output2-47

configuration, saving1-11

configuring

root as secondary2-437

configuring a SPAN session to monitor

limit SPAN source traffic2-182

configuring forward delay2-433

configuring root as primary2-437

CoS

assigning to Layer 2 protocol packets2-158

CoS QoS default

defining value on an interface2-215

Cost of Service

See QoS CoS

counters

clearing interface counters2-20

D

DAI

clear statistics2-27

DBL

displaying qos dbl2-369

enabling DBL globally on the switch2-216

debug commands

debugging backup events2-43

debugging DHCP snooping events2-53

debugging DHCP snooping messages2-54

debugging EtherChannel/PAgP/shim2-49

debugging IPC activity2-52

debugging IP DHCP snooping security messages2-55

debugging NVRAM activities2-58

debugging PAgP activities2-59

debugging port manager activities2-62

debugging software MAC filter updates2-65

debugging spanning tree activities2-66

debugging spanning tree backbonefast2-67

debugging spanning tree UplinkFast2-70

debugging supervisor redundancy2-64

debugging VLAN manager activities2-71

displaying monitor activity2-57

displaying the adjacency table2-42

enabling debug dot1x2-48

enabling debugging messages for ISL VLAN IDs2-73

enabling debugging messages for VTP2-74

enabling debugging of UDLD activity2-75

enabling switch shim debugging2-68

enabling VLAN manager file system error tests2-72

limiting debugging output for VLANs2-47

limiting interface debugging output2-44

limiting output for debugging standby state changes2-45

shortcut to the debug condition interface2-51

debugging

activity monitoring2-57

DHCP snooping events2-53

DHCP snooping packets2-54

IPC activities2-52

IP DHCP snooping security packets2-55

NVRAM activities2-58

PAgP activities2-59

PAgP shim2-49

PM activities2-62

SMF address insertions and deletions2-65

spanning tree BackboneFast events2-67

spanning tree switch shim2-68

spanning tree UplinkFast events2-70

VLAN manager activities2-71

VLAN manager IOS file system error tests2-72

VTP protocol debug messages2-74

debug spanning tree switch2-68

debug sw-vlan vtp2-74

default CoS value2-215

default form of a command, using1-6

defining egress DSCP-to-CoS mapping2-220

DHCP

clearing database statistics2-29

DHCP bindings

configuring bindings2-125

deny ARP packet based on matches2-78

permit ARP packet based on matches2-190

DHCP snooping

clearing database2-28

displaying2-300

displaying binding table2-301

displaying status of DHCP database2-304

displaying status of error detection2-261

enabling DHCP globally2-124

enabling IP source guard2-155

enabling on a VLAN2-131

enabling option 822-128

enabling rate limiting on an interface2-129

enabling trust on an interface2-130

establishing binding configuration2-125

renew binding database2-232

store generated bindings2-126

diagnostic test

display module-based results2-247

displaying error disable recovery2-262

displaying inline power status2-363

displaying monitoring activity2-57

displaying SEEPROM information

GBIC2-269

displaying SPAN session information2-392, 2-455

document conventionsxvi

document organizationxv

DOS attack

protecting system's resources2-113

drop threshold, Layer 2 protocol tunneling2-159

DSCP rewrite for IP packets

enable2-223

duplex mode

configuring autonegotiation on an interface2-93

configuring full duplex on an interface2-93

configuring half duplex on an interface2-93

dynamic ARP inspection

preventing2-113

Dynamic Buffer Limiting

See DBL

Dynamic Host Configuration Protocol

See DHCP

E

EAP

restarting authentication process2-84

enabling

debugging for UDLD2-75

voice VLANs2-457

environmental

alarms2-258

displaying information2-258

status2-258

temperature2-258

error disable detection

enabling error disable detection2-95

error-disabled state

displaying2-285

error disable recovery

configuring recovery mechanism variables2-97

displaying recovery timer information2-262

enabling ARP inspection timeout2-97

specifying recovery cause2-97

EtherChannel

assigning interfaces to EtherChannel groups2-14

debugging EtherChannel2-49

debugging PAgP shim2-49

debugging spanning tree activities2-66

displaying information for a channel2-263

removing interfaces from EtherChannel groups2-14

EtherChannel guard

detecting STP misconfiguration2-424

Explicit Host Tracking

clearing the database2-32

displaying host membership2-312

enabling per-VLAN2-142

expressions

matching multiple expression occurrences1-9

multiple-character patterns1-8

multiplying pattern occurrence1-10

single-character patterns1-7

Extensible Authentication Protocol

See EAP

F

field replaceable unit (FRU)

displaying status information2-258

Flash memory file system

displaying file system information2-243

verifying checksum2-493

flow control

configuring a gigabit interface for pause frames2-100

displaying per-interface statistics for flow control2-267

G

GBIC

displaying SEEPROM information2-269

Gigabit Ethernet interface

clearing the hardware logic2-23

global configuration mode

using1-5

H

hardware module

resetting a module by toggling the power2-103

host membership on an interface

displaying information2-312

hot standby protocol

debugging2-45

disabling debugging2-45

limiting output2-45

I

IDPROMs

displaying SEEPROM information

chassis2-269

clock module2-269

fan trays2-269

module2-269

mux buffer2-269

power supplies2-269

supervisor engine2-269

ifIndex persistence

clearing SNMP ifIndex commands2-413

compress SNMP ifIndex table format2-418

disabling globally2-417

disabling on an interface2-414

enabling globally2-417

enabling on an interface2-414

IGMP

applying filters for host joining on Layer 2 interfaces2-133

clearing IGMP group cache entries2-30

configuring frequency for IGMP host-query messages2-136

creating an IGMP profile2-135

displaying IGMP interface configuration information2-306

displaying profiles2-307

setting maximum group numbers2-134

IGMP profiles

displaying2-307

IGMP snooping

clearing the EHT database2-32

configuring a Layer 2 interface as a group member2-146

configuring a Layer 2 interface as a multicast router2-144

configuring a static VLAN interface2-146

displaying host membership2-312

displaying multicast information2-314

displaying VLAN information2-308, 2-315

enabling2-137

enabling immediate-leave processing2-143

enabling on a VLAN2-141

enabling per-VLAN Explicit Host Tracking2-142

informs

enabling2-415

inline power

displaying inline power status2-363

inspection log

clearing log buffer2-26

interface

displaying suppressed multicast bytes2-279

interface capabilities

displaying2-276

interface configuration mode

summary1-5

interface link

display cable disconnect time2-282

interfaces

configuring dot1q tunnel ports2-462

creating an interface-range macro2-77

debugging output of interface related activities2-44

displaying description2-281

displaying error-disabled state2-285

displaying information when tunneling is enabled2-329

displaying status2-281

displaying traffic for a specific interface2-274

executing a command on multiple ports in a range2-108

setting a CoS value for Layer 2 packets2-158

setting drop threshold for Layer 2 packets2-159

setting the interface type2-462

interface speed

configuring interface speed2-451

interface transceiver

displaying diagnostic data2-288

internal VLAN allocation

configuring2-503

default setting2-503

displaying allocation information2-403

Internet Group Management Protocol

See IGMP

IP ARP

applying ARP ACL to VLAN2-111

clearing inspection statistics2-27

clearing status of log buffer2-26

controlling packet logging2-121

enabling dynamic inspection2-120

limit rate of incoming requests2-113

set per-port config trust state2-117

showing status of dynamic ARP inspection2-295

showing status of log buffer2-298

IPC

debugging IPC activities2-52

IP DHCP Snooping

See DHCP snooping

IP header validation

disabling2-154

enabling2-154

IP multicast

displaying multicast routing table information2-319

IP packets

enable DSCP rewrite2-223

IP phone and standard desktop

enabling Cisco-recommended features2-174

IP source binding

adding or deleting2-151

displaying bindingstagging2-324

IP source guard

debugging messages2-55

displaying configuration and filters2-325

enabling on DHCP snooping2-155

J

Jumbo frames

enabling jumbo frames2-186

L

l2protocol-tunnel cos command2-158

LACP

deselecting channeling protocol2-16

enabling LACP on an interface2-16

setting channeling protocol2-16

Layer 2

displaying ACL configuration2-335

Layer 2 interface type

specifying a nontrunking, nontagged single VLAN interface2-462

specifying a trunking VLAN interface2-462

Layer 2 protocol ports

displaying2-329

Layer 2 protocol tunneling error recovery2-160

Layer 2 switching

enabling voice VLANs2-457

modifying switching characteristics2-457

Layer 2 traceroute

IP addresses2-481

Layer 3 switching

displaying port status2-286

displaying status of native VLAN tagging2-286

log buffer

show status2-298

logging

ip arp inspection vlan command2-121

M

MAC Access Control Lists

See MAC ACLs

MAC ACLs

defining extended MAC access list2-163

displaying MAC ACL information2-400

naming an ACL2-163

MAC address filtering

configuring2-170

disabling2-170

enabling2-170

MAC address table

adding static entries2-180

clearing dynamic entries2-36

configuring aging time2-166

displaying dynamic table entry information2-340

displaying entry count2-339

displaying information2-336

displaying interface-based information2-342

displaying multicast information2-344

displaying protocol-based information2-346

displaying static table entry information2-348

displaying the MAC address aging time2-338

displaying VLAN-based information2-350

learning in the protocol buckets2-167

removing static entries2-180

MAC address tables

adding static entries2-170

deleting secure or specific addresses2-38

disabling IGMP snooping on static MAC addresses2-170

removing static entries2-170

mac-address-table static2-170

MAC address unicast filtering

dropping unicast traffic2-170

macro keywords

help strings2-2

mapping secondary VLANs to MST instance2-207

mapping VLAN(s) to an MST instance2-104

match subcommand

accessing2-18

maximum transmission unit (MTU)

displaying the system MTU setting2-393

setting the maximum Layer 2 payload size2-477

MD5

verifying MD5 signature2-493

message digest 5

See MD5

MFIB

clearing ip mfib counters2-33

clearing ip mfib fastdrop2-34

displaying all active MFIB routes2-316

displaying MFIB fastdrop table entries2-318

enabling IP MFIB fastdrops2-148

modes

access-group2-5

show access-group interface2-239

switching between PVST+, MST, and Rapid PVST2-429

See also command modes

module password clearing2-22

module reset

resetting a module by toggling the power2-103

--More-- prompt

filter1-6

search1-7

MST

designating the primary and secondary root2-437

displaying MST protocol information2-389

displaying region configuration information2-389

displaying spanning tree information2-389

entering MST configuration submode2-431

setting configuration revision number2-234

setting path cost and port priority for instances2-430

setting the forward delay timer for all instances2-433

setting the hello-time delay timer for all instances2-434

setting the max-age timer for all instances2-435

setting the MST region name2-187

specifying the maximum number of hops2-436

switching between PVST+ and Rapid PVST2-429

using the MST configuration submode revision command2-234

using the submode name command2-187

MTU

displaying global MTU settings2-393

multicast

enabling storm control2-456

multicast/unicast packets

prevent forwarding2-461

Multicast Forwarding Information Base

See MFIB

multiple-character patterns1-8

multiple hosts on authorized port2-85

Multiple Spanning Tree

See MST

N

native VLAN

controlling tagging of traffic2-473

displaying ports eligible for native tagging2-402

displaying ports eligible for tagging2-402

enabling tagging on 802.1Q trunk ports2-501

specifing the tagging of traffic2-474

NetFlow

enabling NetFlow statistics2-149

including infer fields in routing statistics2-149

next-hop

displaying CEF VLAN information2-299

no form of a command, using1-6

NVRAM

debugging NVRAM activities2-58

O

output

pattern searches1-7

P

packet forwarding

prevent unknown packets2-461

packet memory failure

direct switch action upon detection2-80

packet memory test

bootup, displaying results2-251

ongoing, displaying results2-253

PACL

access-group mode2-5

paging prompt

see --More-- prompt

PAgP

clearing port channel information2-37

debugging PAgP activity2-59

deselecting channeling protocol2-16

displaying port channel information2-356

hot standby mode

returning to defaults2-189

selecting ports2-189

input interface of incoming packets

learning2-188

returning to defaults2-188

setting channeling protocol2-16

parentheses1-10

password

clearing on an intelligent line module2-22

establishing enhanced password security2-492

setting username2-492

PBR

displaying route maps xvi

redistributing route maps xvi

PM activities

debugging2-62

disabling debugging2-62

Policy Based Routing

See PBR

Port Aggregation Protocol

See PAgP

port-based authentication

displaying debug messages2-48

displaying statistics and status2-255

enabling 802.1X2-86

manual control of authorization state2-86

multiple hosts on authorized port2-85

periodic re-authentication

enabling2-89

re-authenticating 802.1X-enabled ports2-88

switch-to-client frame-retransmission number2-84

port channel

accessing2-107

creating2-107

displaying information2-356

load distribution method

resetting to defaults2-194

setting2-194

port range

executing2-108

port security

debugging ports security2-63

deleting secure or specific addresses2-38

enabling2-464

filter source IP and MAC addresses2-155

setting action upon security violation2-464

setting the rate limit for bad packets2-464

sticky port2-464

Port Trust Device

displaying2-370

power status

displaying inline power2-363

displaying power status2-363

power supply

configuring combined and redundant power on the Catalyst 4507R2-200

configuring inline power2-197

configuring power consumption2-199

configuring power redundancy on the Catalyst 4507R2-202

displaying the SEEPROM2-269

setting inline power state2-196

Private VLAN

See PVLANs

privileged EXEC mode, summary1-5

prompts

system1-5

protocol tunneling

configuring encapsulation rate2-160

disabling2-157

displaying port information2-329

enabling2-157

setting a CoS value for Layer 2 packets2-158

setting a drop threshold for Layer 2 packets2-159

PVLANs

configuring isolated and primary PVLANs2-203

controlling tagging of native VLAN traffic2-473

disabling sticky-ARP2-152

displaying map information for VLAN SVIs2-284

displaying PVLAN information2-405

enabling interface configuration mode2-462

enabling sticky-ARP2-152

mapping VLANs to the same SVI2-205

specifying host ports2-462

specifying promiscuous ports2-462

PVST+

switching between PVST and MST2-429

Q

QoS

account Layer 2 encapsulation2-210

attaching a policy-map to an interface2-235

automatic configuration2-10

clearing aggregate counters2-39

configuring a QoS policy map2-192

configuring auto2-10

defining a named aggregate policer2-212

defining default CoS value2-215

defining ingress CoS-to-DSCP mapping2-219

displaying aggregate policer information2-368

displaying auto configuration2-241

displaying class maps information2-246

displaying configuration information2-241

displaying configurations of policies2-359

displaying policy map information2-358

displaying QoS information2-367

displaying QoS map information2-371

enabling global configuration mode2-208

enabling per-VLAN QoS for a Layer 2 interface2-226

enabling QoS on an interface2-209

mapping DSCP values to transmit queues2-220

mapping egress DSCP-to-CoS2-220

mapping the DSCP-to-CoS value2-220

setting the mapping of policed DSCP values2-222

setting the trust state2-224

QoS CoS

configuring for tunneled Layer 2 protocol packets2-158

defining default CoS value2-215

qos dbl2-216

question command1-1

queueing information

displaying2-370

R

Rapid PVST

switching between PVST and MST2-429

re-authenticating 802.1X-enabled ports2-88

re-authentication

periodic2-89

reboots

restoring bindings across2-125

redundancy

accessing the main CPU2-227

changing from active to standby supervisor engine2-228

displaying information2-373

displaying redundancy facility information2-373

displaying RF client list2-373

displaying RF operational counters2-373

displaying RF states2-373

enabling automatic synchronization2-13

forcing switchover to standby supervisor engine2-228

synchronizing the route processor configurations2-180

related documentationxv

remote SPAN

See RSPAN

renew commands

ip dhcp snooping database2-232

resetting PVLAN trunk

setting switchport to trunk2-462

ROM monitor mode

summary1-6

root guard

displaying root inconsistency status2-384

Route Processor Redundancy

See redundancy

RSPAN

converting VLAN to RSPAN VLAN2-231

displaying list2-407

S

saving configuration changes1-11

secure ports, limitations2-465

show commands

filtering parameters1-7

searching and filtering1-6

show dot1x command2-255

show errdisable detect command2-261

show interfaces capabilities command2-276

show interfaces transceiver command2-288

show ip arp inspection command2-295

show ip arp inspection log command2-298

show l2protocol-tunnel command2-329

show platform commands1-11

show port security command2-361

show qos interface command2-370

show vlan remote-span2-407

Simple Network Management Protocol

See SNMP

single-character patterns

special characters1-7

slaveslot0

displaying information on the standby supervisor2-380

slot0

displaying information about the system2-382

SMF

debugging address insertions and deletions2-65

SNMP

debugging spanning tree activities2-66

ifIndex persistence

clearing SNMP ifIndex commands2-413

compress SNMP ifIndex table format2-418

disabling globally2-417

disabling on an interface2-414

enabling globally2-417

enabling on an interface2-414

informs

disabling2-415

enabling2-415

traps

configuring to send when storm occurs2-454

disabling2-415

enabling2-415

software MAC filter

See SMF

SPAN

configuring a session to monitor2-182

SPAN commands

displaying SPAN session information2-392, 2-455

SPAN enhancements

displaying status2-354

spanning-tree mode command2-429

Spanning Tree Protocol

See STP

SPAN session

displaying session information2-354

specifing encap type2-182

turning off host learning based on ingress packets2-182

special characters

anchoring, table1-10

standard desktop

enabling Cisco-recommended features2-172

standard desktop and Cisco IP phone

enabling Cisco-recommended features2-174

sticky-ARP

disabling on PVLANs2-152

enabling on PVLANs2-152

sticky port

deleting2-38

enabling security2-464

storm control

command2-454, 2-456

configuring for action when storm occurs2-454

disabling suppression mode2-261

displaying settings2-391

enabling2-454

enabling broadcast2-454, 2-456

enabling multicast2-454, 2-456

enabling suppression mode2-261

enabling timer to recover from error disable2-97

enabling unicast2-454, 2-456

multicast, enabling2-456

setting high and low levels2-454

setting suppression level2-261

STP

configuring link type for a port2-427

configuring tunneling encapsulation rate2-160

debugging all activities2-66

debugging spanning tree activities2-66

debugging spanning tree BackboneFast events2-67

debugging spanning tree UplinkFast2-70

detecting misconfiguration2-424

displaying active interfaces only2-384

displaying BackboneFast status2-384

displaying bridge status and configuration2-384

displaying default path cost method2-384

displaying spanning tree debug messages2-66

displaying status information2-384

displaying status per VLAN2-384

displaying summary of interface information2-384

displaying UplinkFast status2-384

enabling BPDU filtering by default on all PortFast ports2-442

enabling BPDU filtering on an interface2-420

enabling BPDU guard by default on all PortFast ports2-444

enabling BPDU guard on an interface2-422

enabling extended system ID2-425

enabling loop guard as a default on all ports2-428

enabling PortFast by default on all access ports2-445

enabling PortFast mode2-440

enabling protocol tunneling for2-157

enabling root guard2-426

enabling spanning tree BackboneFast2-419

enabling spanning tree on a per VLAN basis2-449

enabling spanning tree UplinkFast2-447

setting an interface priority2-446

setting drop threshold for2-159

setting pathcost2-423

setting the default pathcost calculation method2-439

subinterface configuration mode, summary1-6

SVI

creating a Layer 3 interface on a VLAN2-110

switchport2-474

switchport block command2-461

switchport interfaces

displaying status of Layer 3 port2-286

displaying status of native VLAN tagging2-286

switchport mode command2-462

switchport port-security aging command2-468

switchport port-security command2-464

switch shim

debugging2-68

disabling debugging2-68

switch to router connection

enabling Cisco-recommended features2-176

switch to switch connection

enabling Cisco-recommended features2-178

switch virtual interface

See SVI

sw-vlan2-71

system prompts1-5

T

Tab key

command completion1-1

tables

characters with special meaning1-7

mac access-list extended subcommands2-163

match syntax description2-19

multipliers1-9

relationship between duplex and speed commands2-452

show vlan command output fields2-405

show vtp command output fields2-410

special characters1-9

special characters used for anchoring1-10

speed command options2-451

TAC

displaying information useful to TAC2-394

TCAM

debugging spanning tree activities2-66

temperature readings

displaying information2-258

timer information2-262

traffic shaping

enable on an interface2-237

traps, enabling2-415

trunk encapsulation

setting format2-474

trunk interfaces

displaying trunk interfaces information2-293

trust state

setting2-117

tunnel ports

displaying information about Layer 2 protocol2-329

TX queues

allocating bandwidth2-484

returning to default values2-484

setting priority to high2-484

specifying burst size2-484

specifying traffic rate2-484

U

UDLD

enabling by default on all fiber interfaces2-486

enabling on an individual interface2-488

preventing a fiber interface from being enabled2-488

resetting all shutdown ports2-490

setting the message timer2-486

Unidirectional Link Detection

See UDLD

unknown multicast traffic, preventing2-461

unknown unicast traffic, preventing2-461

user EXEC mode, summary1-5

username

setting password and privilege level2-492

V

VACLs

access-group mode2-5

applying VLAN access maps2-502

displaying VLAN access map information2-400

specifying an action in a VLAN access map2-6

specifying the match clause for a VLAN access-map sequence2-181

using a VLAN filter2-502

VLAN

applying an ARP ACL2-111

configuring2-495

converting to RSPAN VLAN2-231

displaying CEF information2-299

displaying CEF next-hop information2-299

displaying information on switch interfaces2-308

displaying information on VLAN switch interfaces2-315

displaying information sorted by group IP address2-308

displaying IP address and version information2-308

displaying Layer 2 VLAN information2-397

displaying statistical information2-352

displaying VLAN information2-399

enabling dynamic ARP inspection2-120

enabling Explicit Host Tracking2-142

enabling guest per-port2-81

entering VLAN configuration mode2-499

native frames

enabling tagging on all 802.1Q trunk ports2-501

pruning the list for VTP2-474

setting the list of allowed2-474

VLAN Access Control Lists

See VACLs

VLAN access map

See VACLs

VLAN database

resetting2-233

VLAN debugging

limiting output2-47

VLAN manager

debugging2-71

disabling debugging2-71

IOS file system error tests

debugging2-72

disabling debugging2-72

VLAN Query Protocol

See VQP

VLAN query protocol (VQPC)

debugging2-76

VLANs

clearing

counters2-40

clearing hardware logic2-24

configuring

internal allocation scheme2-503

displaying

internal VLAN allocation information2-403

RSPAN VLANs2-407

entering VLAN configuration mode2-499

VMPS

configuring servers2-507

reconfirming dynamic VLAN assignments2-505

vmps reconfirm (global configuration) command2-504

vmps reconfirm (privileged EXEC) command2-505

vmps retry command2-506

vmps server command2-507

voice VLANs

enabling2-457

VoIP

configuring auto-QoS2-10

VQP

per-server retry count2-506

reconfirming dynamic VLAN assignments2-505

VTP

configuring the administrative domain name2-511

configuring the device in VTP client mode2-510

configuring the device in VTP server mode2-514

configuring the device in VTP transparent mode2-515

configuring tunnel encapsulation rate2-160

creating a VTP domain password2-512

displaying domain information2-409

displaying statistics information2-409

enabling protocol tunneling for2-157

enabling pruning in the VLAN database2-513

enabling VTP version 2 mode2-516

modifying the VTP configuration storage file name2-509

set drop threshold for2-159

VTP protocol code

activating debug messages2-74

deactivating debug messages2-74