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Cisco IOS Configuration Fundamentals
Command Reference
April 2010
Text Part Number:
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Cisco IOS Configuration Fundamentals Command Reference
© 2010 Cisco Systems, Inc. All rights reserved.
iii
Cisco IOS Configuration Fundamentals Command Reference
April 2010
CONTENTS
About Cisco IOS Software Documentation xxi
Documentation Objectives xxi
Audience xxi
Documentation Conventions xxi
Typographic Conventions xxii
Command Syntax Conventions xxii
Software Conventions xxiii
Reader Alert Conventions xxiii
Documentation Organization xxiii
Cisco IOS Documentation Set xxiv
Cisco IOS Documentation on Cisco.com xxiv
Configuration Guides, Command References, and Supplementary Resources xxv
Additional Resources and Documentation Feedback xxxi
Using the Command-Line Interface in Cisco IOS Software xxxiii
Initially Configuring a Device xxxiii
Using the CLI xxxiv
Understanding Command Modes xxxiv
Using the Interactive Help Feature xxxvii
Understanding Command Syntax xxxviii
Understanding Enable and Enable Secret Passwords xxxix
Using the Command History Feature xl
Abbreviating Commands xli
Using Aliases for CLI Commands xli
Using the no and default Forms of Commands xlii
Using the debug Command xlii
Filtering Output Using Output Modifiers xlii
Understanding CLI Error Messages xliii
Saving Changes to a Configuration xliv
Additional Information xliv
Introduction CF-1
Cisco IOS IFS Command Syntax CF-2
Obtaining Documentation, Obtaining Support, and Security Guidelines CF-3
Contents
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Cisco IOS Configuration Fundamentals Command Reference
April 2010
Configuration Fundamentals Commands CF-5
activation-character CF-6
alias CF-7
archive CF-11
archive config CF-12
archive log config persistent save CF-14
archive tar CF-15
async-bootp CF-18
attach CF-20
autobaud CF-23
auto-sync CF-24
autoupgrade disk-cleanup CF-26
autoupgrade ida url CF-27
autoupgrade status email CF-28
banner exec CF-29
banner incoming CF-31
banner login CF-33
banner motd CF-35
banner slip-ppp CF-37
boot CF-39
boot bootldr CF-43
boot bootstrap CF-45
boot config CF-47
boot host CF-50
boot network CF-53
boot system CF-56
boot-end-marker CF-62
boot-start-marker CF-64
cd CF-66
clear archive log config CF-68
clear catalyst6000 traffic-meter CF-69
clear configuration lock CF-70
clear ip http client cache CF-72
clear logging CF-73
clear logging system CF-74
Contents
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Cisco IOS Configuration Fundamentals Command Reference
April 2010
clear logging xml CF-76
clear mls statistics CF-77
clear parser cache CF-78
clear platform netint CF-79
clear processes interrupt mask CF-80
clear tcp CF-81
clear vlan counters CF-83
clock CF-84
clock initialize nvram CF-86
config-register CF-87
configuration mode exclusive CF-89
configure confirm CF-95
configure memory CF-97
configure network CF-99
configure overwrite-network CF-100
configure replace CF-101
configure revert CF-105
configure terminal CF-107
confreg CF-109
continue (ROM monitor) CF-111
copy CF-112
copy erase flash CF-130
copy http:// CF-131
copy https:// CF-132
copy logging system CF-133
copy xmodem: CF-135
copy ymodem: CF-136
copy /noverify CF-137
databits CF-141
data-character-bits CF-143
default-value exec-character-bits CF-144
default-value special-character-bits CF-145
define interface-range CF-146
delete CF-148
diag CF-150
Contents
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Cisco IOS Configuration Fundamentals Command Reference
April 2010
diagnostic bootup level CF-153
diagnostic cns CF-155
diagnostic event-log size CF-157
diagnostic level CF-158
diagnostic monitor CF-160
diagnostic ondemand CF-164
diagnostic schedule test CF-166
diagnostic start CF-169
diagnostic stop CF-173
dir CF-175
disable CF-177
disconnect-character CF-178
dispatch-character CF-179
dispatch-machine CF-181
dispatch-timeout CF-183
do CF-185
downward-compatible-config CF-187
editing CF-188
enable CF-191
end CF-194
environment-monitor shutdown temperature CF-195
environment temperature-controlled CF-196
erase CF-197
erase bootflash CF-200
errdisable detect cause CF-201
errdisable recovery CF-203
escape-character CF-205
exec CF-207
exec-banner CF-208
exec-character-bits CF-210
exec-timeout CF-212
execute-on CF-213
exit (EXEC) CF-216
exit (global) CF-217
file prompt CF-218
Contents
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Cisco IOS Configuration Fundamentals Command Reference
April 2010
file verify auto CF-219
format CF-221
fsck CF-225
full-help CF-231
help CF-233
hidekeys CF-235
history CF-237
history size CF-239
hold-character CF-240
hostname CF-241
hw-module reset CF-243
hw-module shutdown CF-244
insecure CF-245
international CF-246
ip bootp server CF-247
ip finger CF-249
ip ftp passive CF-251
ip ftp password CF-252
ip ftp source-interface CF-253
ip ftp username CF-255
ip rarp-server CF-256
ip rcmd domain-lookup CF-258
ip rcmd rcp-enable CF-260
ip rcmd remote-host CF-261
ip rcmd remote-username CF-264
ip rcmd rsh-enable CF-266
ip rcmd source-interface CF-267
ip telnet source-interface CF-269
ip tftp source-interface CF-270
ip wccp web-cache accelerated CF-272
length CF-274
load-interval CF-275
location CF-277
lock CF-278
lockable CF-280
Contents
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Cisco IOS Configuration Fundamentals Command Reference
April 2010
log config CF-281
logging enable CF-282
logging event bundle-status CF-283
logging event link-status (global configuration) CF-285
logging event link-status (interface configuration) CF-287
logging event subif-link-status CF-289
logging event trunk-status CF-291
logging ip access-list cache (global configuration) CF-292
logging ip access-list cache (interface configuration) CF-294
logging persistent (config-archive-log-cfg) CF-296
logging persistent reload (config-archive-log-cfg) CF-298
logging size CF-299
logging synchronous CF-301
logging system CF-304
logout CF-305
logout-warning CF-306
macro (global configuration) CF-307
macro (interface configuration) CF-309
maximum CF-311
memory free low-watermark CF-313
memory lite CF-315
memory reserve critical CF-316
memory sanity CF-318
memory scan CF-319
memory-size iomem CF-320
menu (EXEC) CF-322
menu <menu-name> single-space CF-324
menu clear-screen CF-325
menu command CF-327
menu default CF-329
menu line-mode CF-330
menu options CF-332
menu prompt CF-333
menu status-line CF-334
menu text CF-335
Contents
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Cisco IOS Configuration Fundamentals Command Reference
April 2010
menu title CF-337
microcode (12000) CF-339
microcode (7000/7500) CF-341
microcode (7200) CF-343
microcode reload (12000) CF-345
microcode reload (7000/7500) CF-347
microcode reload (7200) CF-348
mkdir CF-349
mkdir disk0: CF-351
mode CF-352
CF-355
monitor event-trace (EXEC) CF-356
monitor event-trace (global) CF-359
monitor event-trace dump-traces CF-362
monitor permit-list CF-363
monitor session egress replication-mode CF-365
monitor session type CF-367
mop device-code CF-375
mop retransmit-timer CF-376
mop retries CF-377
more CF-378
more <url> begin CF-381
more <url> exclude CF-383
more <url> include CF-385
more flh:logfile CF-387
motd-banner CF-389
name-connection CF-391
no menu CF-392
notify CF-393
notify syslog CF-394
padding CF-396
parity CF-397
parser cache CF-399
parser command serializer CF-400
parser config cache interface CF-401
Contents
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Cisco IOS Configuration Fundamentals Command Reference
April 2010
parser config partition CF-403
partition CF-405
path (archive configuration) CF-407
periodic CF-411
ping CF-414
ping (privileged) CF-418
ping ip CF-421
ping vrf CF-425
platform shell CF-428
power enable CF-429
power redundancy-mode CF-430
printer CF-431
private CF-433
privilege CF-434
process cpu statistics limit entry-percentage CF-439
process cpu threshold type CF-440
process-max-time CF-442
prompt CF-443
pwd CF-445
refuse-message CF-446
reload CF-447
remote command CF-451
remote login CF-453
remote-span CF-455
rename CF-456
request platform software package describe file CF-457
request platform software package expand file CF-463
request platform software package install commit CF-466
request platform software package install file CF-468
request platform software package install rollback CF-477
request platform software package install snapshot CF-479
request platform software process release CF-481
request platform software system shell CF-483
request platform software shell session output format CF-484
request platform software vty attach CF-487
[...]... Configuration Guide • Cisco IOS Configuration Fundamentals Command Reference • Cisco IOS DECnet Configuration Guide • Cisco IOS DECnet Command Reference • Cisco IOS Dial Technologies Configuration Guide • Cisco IOS Dial Technologies Command Reference • Cisco IOS Flexible NetFlow Configuration Guide • Cisco IOS Flexible NetFlow Command Reference • Cisco IOS High Availability Configuration Guide • Cisco IOS High... Protocol-Independent Configuration Guide • Cisco IOS IP Routing: Protocol-Independent Command Reference • Cisco IOS IP Routing: RIP Configuration Guide • Cisco IOS IP Routing: RIP Command Reference • Cisco IOS IP SLAs Configuration Guide • Cisco IOS IP SLAs Command Reference • Cisco IOS IP Switching Configuration Guide • Cisco IOS IP Switching Command Reference • Cisco IOS IPv6 Configuration Guide • Cisco IOS IPv6 Command. .. multicast • Cisco IOS IP Routing: EIGRP Configuration Guide • Cisco IOS IP Routing: EIGRP Command Reference • Cisco IOS IP Routing: ISIS Configuration Guide • Cisco IOS IP Routing: ISIS Command Reference • Cisco IOS IP Routing: ODR Configuration Guide • Cisco IOS IP Routing: ODR Command Reference • Cisco IOS IP Routing: OSPF Configuration Guide • Cisco IOS IP Routing: OSPF Command Reference • Cisco IOS IP... (VSLP) Note • Cisco IOS Voice Configuration Library • Cisco IOS Voice Command Reference • Cisco IOS VPDN Configuration Guide • Cisco IOS VPDN Command Reference • Cisco IOS Wide-Area Networking Configuration Guide • Cisco IOS Wide-Area Networking Command Reference • Cisco IOS Wireless LAN Configuration Guide • Cisco IOS Wireless LAN Command Reference For information about virtual switch configuration, ... • Cisco IOS IP Application Services Command Reference • Cisco IOS IP Mobility Configuration Guide • Cisco IOS IP Mobility Command Reference • Cisco IOS IP Multicast Configuration Guide • Cisco IOS IP Multicast Command Reference • Cisco IOS IP Routing: BFD Configuration Guide Bidirectional forwarding detection (BFD) • Cisco IOS IP Routing: BGP Configuration Guide • Cisco IOS IP Routing: BGP Command Reference. .. (PPPoE) Cisco IOS Configuration Fundamentals Command Reference April 2010 xxv About Cisco IOS Software Documentation Documentation Organization Table 1 Cisco IOS Configuration Guides and Command References (continued) Configuration Guide and Command Reference Titles • Cisco IOS Carrier Ethernet Configuration Guide • Cisco IOS Carrier Ethernet Command Reference • Cisco IOS Configuration Fundamentals Configuration. .. Networking Configuration Guide • Cisco IOS Mobile Wireless Radio Access Networking Command Reference • Cisco IOS Multiprotocol Label Switching Configuration Guide • Cisco IOS Multiprotocol Label Switching Command Reference • Cisco IOS Multi-Topology Routing Configuration Guide • Cisco IOS Multi-Topology Routing Command Reference • Cisco IOS NetFlow Configuration Guide • Cisco IOS NetFlow Command Reference Cisco. .. and accounting Cisco IOS Configuration Fundamentals Command Reference April 2010 xxix About Cisco IOS Software Documentation Documentation Organization Table 1 Cisco IOS Configuration Guides and Command References (continued) Configuration Guide and Command Reference Titles • Cisco IOS Software Activation Configuration Guide • Cisco IOS Software Activation Command Reference • Cisco IOS Software Modularity... Client for Cisco IOS software (XSM Configuration) • • Cisco IOS Novell IPX Configuration Guide • Novell Internetwork Packet Exchange (IPX) protocol Cisco IOS Novell IPX Command Reference Cisco IOS Configuration Fundamentals Command Reference xxviii April 2010 About Cisco IOS Software Documentation Documentation Organization Table 1 Cisco IOS Configuration Guides and Command References (continued) Configuration. .. access Cisco IOS documentation, go to the Product/Technologies Support area of Cisco. com at the following location: http://www .cisco. com/go/techdocs Table 1 Cisco IOS Configuration Guides and Command References Configuration Guide and Command Reference Titles • Cisco IOS AppleTalk Configuration Guide • Cisco IOS AppleTalk Command Reference • Cisco IOS Asynchronous Transfer Mode Configuration Guide • Cisco .
Cisco IOS Configuration Fundamentals Command Reference
© 2010 Cisco Systems, Inc. All rights reserved.
iii
Cisco IOS Configuration Fundamentals Command. CCVP, Cisco, the
Cisco
Certified Internetwork Expert logo, Cisco IOS, Cisco Lumin, Cisco Nexus, Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco
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