Cisco 2950 - Catalyst Switch Installation manual

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Catalyst 2950 and Catalyst 2955 Switch
Command Reference
Cisco IOS Release 12.1(22)EA7
March 2006
Text Part Number: OL-10102-01

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Catalyst 2950 and Catalyst 2955 Switch Command Reference
Copyright © 2006 Cisco Systems, Inc. All rights reserved

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CONTENTS
Preface xv
Audience xv
Purpose xv
Conventions xv
Related Publications xvi
Obtaining Documentation xvii
Cisco.com xvii
Product Documentation DVD xvii
Ordering Documentation xviii
Documentation Feedback xviii
Cisco Product Security Overview xviii
Reporting Security Problems in Cisco Products xix
Obtaining Technical Assistance xix
Cisco Technical Support & Documentation Website xx
Submitting a Service Request xx
Definitions of Service Request Severity xx
Obtaining Additional Publications and Information xxi
CHAPTER 1Using the Command-Line Interface 1-1
Type of Memory 1-1
Platforms 1-1
CLI Command Modes 1-2
User EXEC Mode 1-3
Privileged EXEC Mode 1-3
Global Configuration Mode 1-4
Interface Configuration Mode 1-4
config-vlan Mode 1-4
VLAN Configuration Mode 1-5
Line Configuration Mode 1-5
Command Summary 1-6
CHAPTER 2Catalyst 2950 and 2955 Cisco IOS Commands 2-1
aaa accounting dot1x 2-1

Contents
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aaa authentication dot1x 2-3
access-list (IP extended) 2-5
access-list (IP standard) 2-8
archive download-sw 2-10
archive tar 2-12
archive upload-sw 2-15
auto qos voip 2-17
boot boothlpr 2-21
boot buffersize 2-22
boot config-file 2-23
boot enable-break 2-24
boot helper 2-25
boot helper-config-file 2-26
boot manual 2-27
boot private-config-file 2-28
boot system 2-29
channel-group 2-30
channel-protocol 2-33
class 2-35
class-map 2-37
clear controllers ethernet-controller 2-39
clear controllers lre 2-41
clear controllers lre link monitor 2-42
clear controllers lre log 2-43
clear interface 2-44
clear lacp 2-45
clear lre rate selection 2-46
clear mac address-table 2-47
clear pagp 2-49
clear port-security 2-50
clear spanning-tree counters 2-53
clear spanning-tree detected-protocols 2-54
clear vmps statistics 2-55
clear vtp counters 2-56
cluster commander-address 2-57

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cluster discovery hop-count 2-59
cluster enable 2-60
cluster holdtime 2-61
cluster management-vlan 2-62
cluster member 2-63
cluster run 2-65
cluster standby-group 2-66
cluster timer 2-68
controller longreachethernet 2-69
cpe duplex 2-70
cpe protected 2-72
cpe shutdown 2-73
cpe speed 2-75
cpe toggle 2-77
cpe type 2-79
define interface-range 2-80
delete 2-82
deny (access-list configuration) 2-83
deny (MAC access-list configuration) 2-86
dot1x 2-88
dot1x auth-fail max-attempts 2-90
dot1x auth-fail vlan 2-91
dot1x control-direction 2-93
dot1x default 2-95
dot1x guest-vlan 2-96
dot1x host-mode 2-98
dot1x initialize 2-99
dot1x max-req 2-100
dot1x multiple-hosts 2-101
dot1x port-control 2-102
dot1x re-authenticate 2-104
dot1x re-authentication 2-105
dot1x reauthentication 2-106
dot1x timeout 2-107
duplex 2-109

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errdisable detect cause 2-111
errdisable recovery 2-113
flowcontrol 2-115
hw-module slot 2-119
interface 2-122
interface port-channel 2-124
interface range 2-125
interleave 2-127
ip access-group 2-129
ip access-list 2-131
ip address 2-133
ip dhcp snooping 2-134
ip dhcp snooping information option 2-135
ip dhcp snooping information option allow-untrusted 2-137
ip dhcp snooping limit rate 2-139
ip dhcp snooping trust 2-140
ip dhcp snooping vlan 2-141
ip igmp filter 2-142
ip igmp max-groups 2-143
ip igmp profile 2-145
ip igmp snooping 2-147
ip igmp snooping mrouter learn pim v2 2-148
ip igmp snooping report-suppression 2-150
ip igmp snooping source-only-learning 2-152
ip igmp snooping vlan 2-154
ip igmp snooping vlan immediate-leave 2-155
ip igmp snooping vlan last-member-query interval 2-156
ip igmp snooping vlan mrouter 2-157
ip igmp snooping vlan static 2-159
ip ssh 2-161
lacp port-priority 2-163
lacp system-priority 2-165
link monitor 2-167
link monitor logging 2-168
link monitor threshold rserr 2-169

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link monitor threshold snr 2-171
local duplex 2-172
local speed 2-173
logging lre 2-174
lre profile 2-175
lre rate selection sequence 2-177
lre sequence 2-179
lre syslog 2-181
lre upbo 2-182
lre upgrade default family 2-184
mac access-group 2-186
mac access-list extended 2-188
mac address-table aging-time 2-190
mac address-table notification 2-192
mac address-table static 2-194
mac address-table static drop 2-196
macro apply 2-198
macro description 2-201
macro global 2-202
macro global description 2-204
macro name 2-205
margin 2-207
match 2-209
media-type 2-211
mls qos cos 2-213
mls qos map 2-215
mls qos trust 2-218
monitor session 2-221
mvr 2-224
mvr immediate 2-227
mvr type 2-228
mvr vlan group 2-230
pagp learn-method 2-232
pagp port-priority 2-234
permit (access-list configuration) 2-235

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permit (MAC access-list configuration) 2-238
persistence 2-240
police 2-241
policy-map 2-243
port-channel load-balance 2-246
profile (interface configuration) 2-248
profile (sequence configuration) 2-250
rate selection 2-252
rate selection profile lock 2-253
rate selection sequence 2-255
rcommand 2-257
remote-span 2-259
rmon collection stats 2-261
service password-recovery 2-263
service-policy 2-265
set 2-266
setup express 2-268
show access-lists 2-270
show auto qos 2-272
show boot 2-275
show class-map 2-277
show cluster 2-279
show cluster candidates 2-282
show cluster members 2-284
show controllers ethernet-controller 2-287
show controllers lre cpe 2-296
show controllers lre actual 2-299
show controllers lre admin 2-302
show controllers lre link monitor 2-304
show controllers lre log 2-307
show controllers lre profile 2-309
show controllers lre sequence 2-312
show controllers lre status 2-314
show controllers lre version 2-319
show controllers utilization 2-320

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show dot1x 2-322
show env 2-326
show errdisable recovery 2-327
show etherchannel 2-329
show file 2-332
show flowcontrol 2-335
show interfaces 2-337
show interfaces counters 2-346
show inventory 2-349
show ip access-lists 2-350
show ip dhcp snooping 2-352
show ip dhcp snooping binding 2-353
show ip igmp profile 2-355
show ip igmp snooping 2-356
show ip igmp snooping querier detail 2-359
show lacp 2-361
show lre upgrade 2-363
show mac access-group 2-367
show mac address-table 2-370
show mac address-table multicast 2-373
show mac address-table notification 2-375
show mls masks 2-376
show mls qos interface 2-378
show mls qos maps 2-380
show monitor 2-382
show mvr 2-384
show mvr interface 2-385
show mvr members 2-387
show pagp 2-389
show parser macro 2-391
show policy-map 2-394
show port-security 2-396
show rps 2-398
show running-config vlan 2-400
show setup express 2-402
show spanning-tree 2-403

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show storm-control 2-408
show system mtu 2-411
show udld 2-412
show version 2-415
show vlan 2-417
show vmps 2-420
show vtp 2-423
show wrr-queue bandwidth 2-428
show wrr-queue cos-map 2-429
shutdown 2-430
shutdown vlan 2-431
snmp-server enable traps 2-432
snmp-server host 2-436
snmp trap mac-notification 2-440
spanning-tree backbonefast 2-441
spanning-tree bpdufilter 2-442
spanning-tree bpduguard 2-444
spanning-tree cost 2-446
spanning-tree etherchannel guard misconfig 2-448
spanning-tree extend system-id 2-450
spanning-tree guard 2-452
spanning-tree link-type 2-454
spanning-tree loopguard default 2-455
spanning-tree mode 2-457
spanning-tree mst configuration 2-459
spanning-tree mst cost 2-461
spanning-tree mst forward-time 2-463
spanning-tree mst hello-time 2-464
spanning-tree mst max-age 2-465
spanning-tree mst max-hops 2-467
spanning-tree mst port-priority 2-468
spanning-tree mst priority 2-470
spanning-tree mst root 2-471
spanning-tree port-priority 2-473
spanning-tree portfast (global configuration) 2-475