Cisco Nexus 7000 Series Reference Manual

Cisco Nexus 7000 Series NX-OS System Management Command Reference

Cisco Systems, Inc.
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Text Part Number: OL-25806-03
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Any Internet Protocol (IP) addresses used in this document are not intended to be actual addresses. Any examples, command display output, and figures included in the document are shown for illustrative purposes only. Any use of actual IP addresses in illustrative content is unintentional and coincidental.
Cisco Nexus 7000 Series NX-OS System Management Command Reference
©2008–2013 Cisco Systems, Inc. All rights reserved.
IMPLIED, INCLUDING, WITHOUT

CONTENTS

New and Changed Information 1xvii
Preface 1xxiii
Audience 1xxiii
Organization 1xxiii
Document Conventions 1xxiv
Related Documentation 1xxv
Obtaining Documentation and Submitting a Service Request 1xxvi
A Commands SM-1
abort (Call home) SM-2
abort (Session Manager) SM-3
action cli SM-4
action counter SM-5
action event-default SM-7
action exceptionlog SM-8
action forceshut SM-10
action overbudgetshut SM-11
action policy-default SM-12
action reload SM-13
action snmp-trap SM-14
action syslog SM-15
alert-group SM-17
B Commands SM-19
blink SM-20
C Commands SM-23
callhome SM-24
callhome send SM-26
callhome test SM-27
cdp advertise SM-28
cdp enable SM-29
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cdp format device-id SM-30
cdp holdtime SM-31
cdp timer SM-32
cfs distribute SM-33
cfs eth SM-34
cfs ipv4 SM-35
cfs region SM-37
check logflash SM-39
checkpoint SM-40
clear callhome session SM-42
clear cdp SM-43
clear checkpoint database SM-44
clear cores SM-45
clear flow exporter SM-46
clear flow monitor SM-47
clear hardware flow ip SM-49
clear logging ip access-list cache SM-51
clear logging logfile SM-52
clear logging nvram SM-53
clear logging onboard SM-54
clear logging session SM-56
clear ntp session SM-57
clear ntp statistics SM-58
clear nvram SM-59
clear platform flow ip SM-60
clear processes log archive SM-62
clear rmon SM-63
clear session state name SM-64
clear snmp counters SM-65
clear snmp hostconfig SM-66
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clear system reset-reason SM-67
collect counter SM-68
collect flow SM-70
collect interface SM-72
collect routing SM-74
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collect timestamp sys-uptime SM-77
collect transport tcp flags SM-79
commit (Call home) SM-81
commit (Session Manager) SM-83
configure session SM-84
contract-id SM-85
counter SM-86
customer-id SM-89
D Commands SM-91
description (EEM) SM-92
description (NetFlow record) SM-93
description (NetFlow monitor) SM-94
description (NetFlow exporter) SM-95
Contents
description (NetFlow sampler) SM-96
description (SPAN) SM-97
destination SM-98
destination interface (SPAN) SM-99
destination-profile SM-101
destination-profile alert-group SM-103
destination-profile email-addr SM-105
destination-profile format SM-107
destination-profile http SM-108
destination-profile message-level SM-109
destination-profile message-size SM-110
destination-profile transport-method SM-111
diagnostic bootup level SM-112
diagnostic clear result module SM-113
diagnostic monitor interval module SM-114
diagnostic monitor module SM-116
diagnostic ondemand action-on-failure SM-118
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diagnostic ondemand iteration SM-119
diagnostic start SM-120
diagnostic stop SM-121
diagnostic test simulation SM-122
diagnostic test simulation clear SM-124
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distribute SM-125
dscp SM-127
E Commands SM-129
erspan-id SM-130
ethanalyzer local interface SM-131
ethanalyzer local read SM-133
event cli SM-134
event counter SM-136
event fanabsent SM-138
event fanbad SM-139
event gold SM-140
event manager applet SM-142
event manager clear counter SM-143
event manager clear history events SM-144
event manager environment SM-145
event manager policy SM-146
event manager run SM-147
event module-failure SM-148
event module status SM-150
event oir SM-152
event policy-default SM-154
event snmp SM-155
event storm-control SM-158
event syslog SM-159
event temperature SM-161
event track SM-162
exporter SM-164
F Commands SM-165
feature lldp SM-166
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feature netflow SM-168
feature ntp SM-169
feature ptp SM-171
feature scheduler SM-173
filter access-group SM-174
filter vlan SM-176
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filter vlan include-untagged SM-177
flow exporter SM-178
flow monitor SM-180
flow record SM-183
flow timeout SM-185
H Commands SM-187
hw-module logging onboard SM-188
I Commands SM-191
ip access-list SM-192
ip dscp SM-193
ip flow monitor SM-194
ip ttl SM-197
Contents
L Commands SM-199
lldp holdtime SM-200
lldp receive SM-202
lldp reinit SM-204
lldp timer SM-206
lldp tlv-select SM-208
lldp transmit SM-210
locator-led SM-212
logging console SM-214
logging event SM-216
logging ip access-list cache SM-217
logging level SM-219
logging logfile SM-221
logging message interface type ethernet description SM-223
logging module SM-225
logging monitor SM-227
logging server SM-229
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logging source-interface SM-231
logging timestamp SM-232
M Commands SM-233
match datalink SM-234
match ip SM-236
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match ipv4 SM-237
match (NetFlow) SM-238
match transport SM-240
mode SM-241
monitor counter SM-242
monitor erspan origin ip-address SM-244
monitor session SM-245
mtu SM-248
multicast best-effort SM-250
N Commands SM-253
ntp abort SM-254
ntp access-group SM-255
ntp authenticate SM-257
ntp authentication-key SM-259
ntp commit SM-261
ntp distribute SM-262
ntp enable SM-263
ntp logging SM-264
ntp master SM-266
ntp peer SM-268
ntp server SM-270
ntp source SM-272
ntp source-interface SM-273
ntp sync-retry SM-274
ntp trusted-key SM-275
O Commands SM-277
option exporter-stats timeout SM-278
option interface-table timeout SM-279
option sampler-table timeout SM-280
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P Commands SM-281
port-monitor activate SM-282
port-monitor enable SM-283
port-monitor name SM-284
port-type SM-285
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poweroff module SM-286
power redundancy-mode SM-287
ptp announce SM-289
ptp delay-request minimum interval SM-291
ptp domain SM-293
ptp pdelay-req-interval SM-295
ptp priority1 SM-297
ptp priority2 SM-298
ptp source SM-300
ptp sync interval SM-302
ptp vlan SM-304
R Commands SM-307
rate-limit SM-308
Contents
record SM-310
record netflow SM-311
record netflow ipv4 SM-312
record netflow ipv6 SM-313
record netflow-original SM-314
remote-span SM-315
rmon alarm SM-316
rmon event SM-318
rmon hcalarm SM-320
role distribute SM-322
rollback running-config checkpoint SM-323
S Commands SM-325
sampler SM-326
save SM-328
scheduler SM-329
shut SM-332
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snmp-server aaa-user cache-timeout SM-333
snmp-server community SM-334
snmp-server contact SM-336
snmp-server context SM-337
snmp-server enable traps SM-339
snmp-server globalEnforcePriv SM-343
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snmp-server host SM-344
snmp-server host filter-vrf SM-346
snmp-server host use-vrf SM-347
snmp-server location SM-348
snmp-server mib community-map SM-349
snmp-server protocol enable SM-351
snmp-server source-interface SM-352
snmp-server tcp-session SM-354
snmp-server user SM-355
snmp-server user enforcePriv SM-357
snmp-trap SM-358
source SM-360
source SM-361
switchport monitor SM-363
system cores SM-365
system hap-reset SM-367
system heartbeat SM-368
system no hap-reset SM-369
system no heartbeat SM-370
system no standby manual-boot SM-371
system no watchdog SM-372
system no watchdog kgdb SM-373
system pss shrink SM-374
system standby manual-boot SM-375
system startup-config init SM-376
system startup-config unlock SM-377
system test-preupgrade running-ver SM-378
system switchover SM-380
system trace SM-381
system watchdog SM-382
system watchdog kgdb SM-383
Show Commands SM-385
show callhome SM-386
show callhome transport SM-388
show cdp SM-390
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show cdp neighbors SM-392
show cfs application SM-393
show cfs lock SM-395
show cfs merge status SM-397
show cfs peers SM-399
show cfs regions SM-401
show cfs status SM-403
show checkpoint SM-405
show configuration session SM-407
show configuration session global-info SM-409
show cores SM-410
show diagnostic bootup level SM-411
show diagnostic content module SM-412
Contents
show diagnostic description module SM-414
show diagnostic events SM-415
show diagnostic ondemand setting SM-417
show diagnostic result SM-418
show diagnostic simulation SM-420
show diagnostic status SM-421
show diff rollback-patch SM-422
show environment SM-423
show environment power SM-426
show event manager environment SM-428
show event manager event-types SM-429
show event manager history events SM-430
show event manager policy SM-431
show event manager policy-state SM-432
show event manager script SM-433
show event manager system-policy SM-434
show flow exporter SM-436
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show flow interface SM-438
show flow monitor SM-440
show flow record SM-446
show flow timeout SM-448
show hardware feature-capability SM-449
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show hardware capacity SM-450
show hardware capacity interface SM-452
show hardware capacity fabric-utilization SM-454
show hardware flow aging SM-456
show hardware flow entry SM-458
show hardware flow ip SM-460
show hardware flow sampler SM-462
show hardware flow utilization SM-464
show inventory SM-466
show lldp dcbx interface ethernet SM-468
show lldp interface ethernet SM-470
show lldp neighbors SM-471
show lldp timers SM-473
show lldp tlv-select SM-474
show lldp traffic SM-475
show lldp traffic interface ethernet SM-476
show locator-led status SM-478
show logging console SM-479
show logging info SM-480
show logging ip access-list cache SM-482
show logging last SM-483
show logging level SM-484
show logging logfile SM-485
show logging loopback SM-486
show logging module SM-487
show logging monitor SM-488
show logging nvram SM-489
show logging onboard SM-490
show logging onboard SM-497
show logging server SM-499
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show logging session status SM-500
show logging status SM-501
show logging timestamp SM-502
show module SM-503
show monitor SM-506
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show monitor session SM-507
show ntp access-groups SM-509
show ntp authentication-keys SM-510
show ntp authentication-status SM-511
show ntp internal SM-512
show ntp logging-status SM-514
show ntp peers SM-515
show ntp peer-status SM-516
show ntp pending-diff SM-517
show ntp pending peers SM-518
show ntp session status SM-519
show ntp status SM-520
show ntp rts-update SM-521
Contents
show ntp source SM-522
show ntp source-interface SM-523
show ntp statistics SM-524
show ntp status SM-525
show ntp trusted-keys SM-527
show platform hardware capacity interface resources SM-528
show port-monitor SM-529
show port-monitor active SM-531
show port-monitor status SM-533
show processes SM-534
show processes cpu SM-536
show processes cpu history SM-537
show process cpu sort SM-539
show processes log SM-541
show processes memory SM-544
show ptp brief SM-546
show ptp clock SM-548
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show ptp clocks foreign-masters-record SM-550
show ptp corrections SM-552
show ptp parent SM-554
show ptp port SM-556
show ptp time-property SM-558
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Contents
show redundancy status SM-560
show rmon SM-562
show running-config cdp SM-564
show running-config diagnostic SM-566
show running-config eem SM-567
show running-config lldp SM-568
show running-config monitor SM-569
show running-config netflow SM-570
show running-config ntp SM-572
show running-config snmp SM-574
show sampler SM-575
show scheduler SM-576
show snmp SM-578
show snmp community SM-581
show snmp context SM-583
show snmp engineID SM-584
show snmp group SM-585
show snmp host SM-587
show snmp sessions SM-589
show snmp source-interface SM-590
show snmp trap SM-591
show snmp user SM-593
show sprom SM-595
show startup-config cdp SM-598
show startup-config diagnostic SM-600
show startup-config cfs SM-601
show startup-config eem SM-602
show startup-config monitor SM-603
show startup-config netflow SM-604
show startup-config ntp SM-606
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show startup-config snmp SM-608
show system cores SM-610
show system error-id SM-611
show system memory-status SM-612
show system pss shrink status SM-613
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show system pss shrink status details SM-614
show system reset-reason SM-616
show system redundancy SM-618
show system resources SM-620
show system standby manual-boot SM-621
show system uptime SM-622
show tech-support ascii-cfg SM-623
show tech-support cfs SM-625
show tech-support session-mgr SM-627
show tech-support snmp SM-628
show xml server status SM-629
T Commands SM-631
tag SM-632
Contents
template data timeout SM-634
terminal event-manager bypass SM-635
test watchdog SM-636
transport email mail-server SM-637
transport http proxy enable SM-639
transport http proxy server SM-640
transport http use-vrf SM-641
transport udp SM-642
V Commands SM-643
verify SM-644
version 5 SM-645
version 9 SM-646
vrf SM-648
X Commands SM-651
xml server max-session SM-652
xml server terminate session SM-653
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xml server timeout SM-654
xml server validate SM-655
System Message Logging Facilities SM-657
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Audience

Preface

This preface describes the audience, organization, and conventions of the Cisco Nexus 7000 Series NX-OS System Management Command Reference and how to obtain related documentation.
This chapter includes the following sections:
Audience, page xvii
Organization, page xvii
Document Conventions, page xviii
Related Documentation, page xix
Documentation Feedback, page xxi
Obtaining Documentation and Submitting a Service Request, page xxi
This publication is for experienced users who configure and maintain Cisco NX-OS devices.

Organization

This reference is organized as follows:
Chapter and Title Description
A Commands Describes the Cisco NX-OS system management
B Commands Describes the Cisco NX-OS system management
C Commands Describes the Cisco NX-OS system management
D Commands Describes the Cisco NX-OS system management
E Commands Describes the Cisco NX-OS system management
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commands that begin with the letter A.
commands that begin with the letter B.
commands that begin with the letter C.
commands that begin with the letter D.
commands that begin with the letter E.
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Preface
Chapter and Title Description
F Commands Describes the Cisco NX-OS system management
commands that begin with the letter F.
H Commands Describes the Cisco NX-OS system management
commands that begin with the letter H.
I Commands Describes the Cisco NX-OS system management
commands that begin with the letter I.
L Commands Describes the Cisco NX-OS system management
commands that begin with the letter L.
N Commands Describes the Cisco NX-OS system management
commands that begin with the letter N.
M Commands Describes the Cisco NX-OS system management
commands that begin with the letter M.
O Commands Describes the Cisco NX-OS system management
commands that begin with the letter O.
P Commands Describes the Cisco NX-OS system management
commands that begin with the letter P.
R Commands Describes the Cisco NX-OS system management
commands that begin with the letter R.
S Commands Describes the Cisco NX-OS system management
commands that begin with the letter S, except for show commands.
Show Commands Describes the Cisco NX-OS system management
show commands.
T Commands Describes the Cisco NX-OS system management
commands that begin with the letter T.
V Commands Describes the Cisco NX-OS system management
commands that begin with the letter V.
X Commands Describes the Cisco NX-OS system management
commands that begin with the letter X.
System Message Logging Facilities Lists the Cisco NX-OS system message logging
facilities.

Document Conventions

Command descriptions use these conventions:
Convention Description
boldface font Commands and keywords are in boldface.
italic font Arguments for which you supply values are in italics.
[ ] Elements in square brackets are optional.
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Preface
[ x | y | z ] Optional alternative keywords are grouped in brackets and separated by vertical
bars.
string A nonquoted set of characters. Do not use quotation marks around the string or
the string will include the quotation marks.
Screen examples use these conventions:
screen font
boldface screen font
italic screen font
Terminal sessions and information that the switch displays are in screen font.
Information you must enter is in boldface screen font.
Arguments for which you supply values are in italic screen font.
< > Nonprinting characters, such as passwords, are in angle brackets.
[ ] Default responses to system prompts are in square brackets.
!, # An exclamation point (!) or a pound sign (#) at the beginning of a line of code
indicates a comment line.
This document uses the following conventions:
Note Means reader take note. Notes contain helpful suggestions or references to material not covered in the
manual.
Caution Means reader be careful. In this situation, you might do something that could result in equipment
damage or loss of data.
Tip Means the following information will help you solve a problem.

Related Documentation

Cisco NX-OS includes the following documents:
Release Notes
Cisco Nexus 7000 Series NX-OS Release Notes, Release 6.x
NX-OS Configuration Guides
Configuring the Cisco Nexus 2000 Series Fabric Extender
Cisco Nexus 7000 Series NX-OS Configuration Examples, Release 5.x
Cisco Nexus 7000 Series NX-OS FabricPath Configuration Guide
Configuring Feature Set for FabricPath
Cisco Nexus 7000 Series NX-OS Fundamentals Configuration Guide, Release 6.x
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Cisco Nexus 7000 Series NX-OS High Availability and Redundancy Guide
Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 6.x
Cisco Nexus 7000 Series NX-OS IP SLAs Configuration Guide
Cisco Nexus 7000 Series NX-OS Layer 2 Switching Configuration Guide
Cisco Nexus 7000 Series NX-OS LISP Configuration Guide
Cisco Nexus 7000 Series NX-OS MPLS Configuration Guide
Cisco Nexus 7000 Series NX-OS Multicast Routing Configuration Guide
Cisco Nexus 7000 Series NX-OS OTV Configuration Guide
Cisco Nexus 7000 Series OTV Quick Start Guide
Cisco Nexus 7000 Series NX-OS Quality of Service Configuration Guide, Release 6.x
Cisco Nexus 7000 Series NX-OS SAN Switching Configuration Guide
Cisco Nexus 7000 Series NX-OS Security Configuration Guide, Release 6.x
Cisco Nexus 7000 Series NX-OS System Management Configuration Guide, Release 6.x
Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 6.x
Cisco Nexus 7000 Series NX-OS Verified Scalability Guide
Preface
Cisco Nexus 7000 Series NX-OS Virtual Device Context Configuration Guide, Release 5.x
Cisco Nexus 7000 Series NX-OS Virtual Device Context Quick Start
Cisco NX-OS FCoE Configuration Guide for Cisco Nexus 7000 and Cisco MDS 9500
NX-OS Command References
Cisco Nexus 7000 Series NX-OS Command Reference Master Index
Cisco Nexus 7000 Series NX-OS FabricPath Command Reference
Cisco Nexus 7000 Series NX-OS Fundamentals Command Reference
Cisco Nexus 7000 Series NX-OS High Availability Command Reference
Cisco Nexus 7000 Series NX-OS Interfaces Command Reference
Cisco Nexus 7000 Series NX-OS IP SLAs Command Reference
Cisco Nexus 7000 Series NX-OS Layer 2 Switching Command Reference
Cisco Nexus 7000 Series NX-OS LISP Command Reference
Cisco Nexus 7000 Series NX-OS MPLS Command Reference
Cisco Nexus 7000 Series NX-OS Multicast Routing Command Reference
Cisco Nexus 7000 Series NX-OS OTV Command Reference
Cisco Nexus 7000 Series NX-OS Quality of Service Command Reference
Cisco Nexus 7000 Series NX-OS SAN Switching Command Reference
Cisco Nexus 7000 Series NX-OS Security Command Reference
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Cisco Nexus 7000 Series NX-OS System Management Command Reference
Cisco Nexus 7000 Series NX-OS Unicast Routing Command Reference
Cisco Nexus 7000 Series NX-OS Virtual Device Context Command Reference
Cisco NX-OS FCoE Command Reference for Cisco Nexus 7000 and Cisco MDS 9500
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Preface
Other Software Documents
Cisco NX-OS Licensing Guide
Cisco Nexus 7000 Series NX-OS MIB Quick Reference
Cisco Nexus 7000 Series NX-OS Software Upgrade and Downgrade Guide, Release 6.x
Cisco NX-OS System Messages Reference
Cisco Nexus 7000 Series NX-OS Troubleshooting Guide
Cisco NX-OS XML Interface User Guide

Documentation Feedback

To provide technical feedback on this document, or to report an error or omission, please send your comments to
nexus7k-docfeedback@cisco.com. We appreciate your feedback.

Obtaining Documentation and Submitting a Service Request

For information on obtaining documentation, submitting a service request, and gathering additional information, see What’s
http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html.
Subscribe to What’s New in Cisco Product Documentation, which lists all new and revised Cisco technical documentation, as an RSS feed and deliver content directly to your desktop using a reader application. The RSS feeds are a free service.
New in Cisco Product Documentation at:
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New and Changed Information

This chapter provides release-specific information for each new and changed feature in the Cisco Nexus 7000 Series NX-OS System Management Command Reference. The latest version of this document is
available at the following Cisco website:
http://www.cisco.com/en/US/docs/switches/datacenter/sw/6_0/nx-os/system_management/command/r eference/sm_nx_os_book.html
To check for additional information about Cisco NX-OS Release 6.0, see the Cisco NX-OS Release Notes available at the following Cisco website:
http://www.cisco.com/en/US/docs/switches/datacenter/sw/6_0/nx-os/release/notes/6x_nx-os_release_n ote.html
Table 1 summarizes the new and changed features for the Cisco Nexus 7000 Series NX-OS System
Management Command Reference, and tells you where they are documented.
Ta b l e 1 New and Changed Features for Release 6.x
Feature Description
BloggerD This command was introduced. 6.2(2) bloggerd log-dump
This command was introduced. 6.2(2) bloggerd log-transfer
This command was introduced. 6.2(2) bloggerd parse log-buffer
Converting CLI Commands to Network Configuration Format
NTP Added the match-all keyword to the ntp
SPAN This command was introduced. 6.2(2) filter (ERSPAN)
This command was introduced. 6.2(2) xmlin
access-group command.
This command was introduced. 6.2(2) ntp broadcast
This command was introduced. 6.2(2) ntp broadcastdelay
This command was introduced. 6.2(2) ntp disable
This command was introduced. 6.2(2) ntp multicast
This command was introduced. 6.2(2) ntp multicast client
This command was introduced. 6.2(2) ntp passive
This command was introduced. 6.2(2) filter (SPAN)
Changed in Release
6.2(2) ntp access-group
Where Documented
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New and Changed Information
Table 1 New and Changed Features for Release 6.x (continued)
Changed in
Feature Description
Release Where Documented
This command was introduced. 6.2(2) filter frame-type arp
This command was introduced. 6.2(2) filter frame-type eth
This command was introduced. 6.2(2) filter frame-type fcoe
This command was introduced. 6.2(2) filter frame-type ipv6
This command was introduced. 6.2(2) mode extended
Added support for F2e Series modules with 100
6.2(2) monitor erspan granularity
microseconds and 100 nanoseconds granularity.
Added the rx, tx, and shut keywords to the
6.2(2) monitor session
monitor session command.
This command was introduced. 6.2(2) show resource monitor-session
This command was introduced. 6.2(2) show resource
monitor-session-extended
This command was introduced. 6.2(2) source exception
System Cores This command was introduced. 6.2(2) show cores
Added the 5sec, 1min, and 5min keywords to the
6.2(2) show process cpu sort
show cpu processes sort command.
Added the sort keyword to the show processes
6.2(2) show processes memory
memory command.
Troubleshooting Features This command was introduced. 6.2(2) show tech-support all binary
flow timeout Added the seconds argument for the syntax
6.1(2) flow timeout
description and also the note.
Energy Efficient Ethernet This command was introduced. 6.1(2) show interface ethernet
capabilities
This command was introduced. 6.1(2) show interface ethernet
This command was introduced. 6.1(2) show interface ethernet counter
detailed
This command was introduced. 6.1(2) power efficient-ethernet
header-type This command was introduced. 6.1(1) header-type
monitor erspan
This command was introduced. 6.1(1) monitor erspan granularity
granularity
mtu Starting with 6.1, MTU truncation also support
6.1(1) mtu
ERSPAN session.
sampling This command was introduced. 6.1(1) sampling
show flow timeout Changed the command output. 6.1(1) show flow timeout
ptp source vrf option is deprecated in Cisco NX-OS 6.1(1)
6.1(1) ptp source
release.
show monitor session Changed the command output for erspan-source
6.1(1) show monitor session
sessions.
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New and Changed Information
Table 1 New and Changed Features for Release 6.x (continued)
Feature Description
NetFlow hardware The show hardware ip command has been
changed to the show hardware flow command.
Flexible Netflow The show flow monitor command has been
changed to the show flow-sw monitor command.
Callhome Added the ability to send HTTP messages
through an HTTP proxy server.
Changed in Release Where Documented
6.0(1) show hardware flow
6.0(1) show flow sw-monitor
5.2(1) transport http proxy enable
transport http proxy server
EEM event correlation Added support for multiple event triggers in a
single EEM policy.
Logging Added the ability to support descriptions for
physical Ethernet interfaces and subinterfaces in the system message log.
Network Time Protocol Changed the [no] ntp enable command to the
[no] feature ntp command.
Added the ability to configure the device as the NTP authoritative server, enabling it to distribute time even if it is not synchronized to an existing time server.
Precision Time Protocol Added support for PTP is a time synchronization
protocol nodes distributed across a network. This protocol provides greater accuracy than other time synchronization protocols.
5.2(1) tag
5.2(1) logging message interface type
ethernet description
5.2(1) feature ntp
ntp master
5.2(1) feature ptp
ptp announce ptp delay-request minimum interval ptp domain ptp priority1 ptp priority1 ptp priority2 ptp source ptp sync interval ptp vlan show ptp brief show ptp clock show ptp clock foreign-masters-record show ptp corrections show ptp parent show ptp port show ptp time-property
SPAN Monitor Added the ability to configure MTU truncation,
the source rate limit, and the multicast best effort mode for each SPAN session and the ability to configure MTU truncation and the multicast best effort mode for each ERSPAN session.
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5.2(1) mtu
multicast best-effort rate-limit
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New and Changed Information
Table 1 New and Changed Features for Release 6.x (continued)
Changed in
Feature Description
Encapsulated Remote Switched Port Analyzer
You can now configure and monitor ERSPAN for analyzing traffic between ports.
(ERSPAN)
Release Where Documented
5.1(1) erspan-id
filter access-group ip access-list ip dscp ip ttl monitor erspan origin ip-address monitor erspan granularity vrf
AAA MSCHAP V2 authentication
Added the mschapv2 keyword to the aaa authentication login default and show
4.2(1) A Commands
Show Commands
authentication commands.
AAA accounting log Added the last-index and start-seqnum
keywords to the show accounting log command.
4.2(1) A Commands
Show Commands
802.1x authentication Added the dot1x pae authenticator command. 4.2(1) D Commands
RADIUS statistics Added the clear radius-server statistics
4.2(1) C Commands
command.
TACACS+ statistics Added the clear tacacs-server statistics
4.2(1) C Commands
command.
TACACS+ command authorization
Added the following commands to support TACACS+ command authorication:
aaa test authorization command-type
4.2(1) A Commands
Show Commands T Commands
show aaa authorization
tacacs-server authorization command
login default
tacacs-server authorization
config-command login default
terminal verify-only
Port Security Changed the following commands to support
support port security on port-channel interfaces:
clear port-security
switchport port-security
switchport port-security aging time
switchport port-security aging type
switchport port-security mac-address
switchport port-security mac-address
sticky
switchport port-security maximum
switchport port-security violation
4.2(1) C Commands
S Commands
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New and Changed Information
Table 1 New and Changed Features for Release 6.x (continued)
Feature Description
IP ACLs Added the fragments command to support
optimization of fragment handling during IP ACL processing.
MAC ACLs Added or changed the following commands to
support MAC packet classification:
ip port access-group
ipv6 port traffic-filter
mac packet-classify
Cisco Fabric Services Cisco Fabric Services (CFS) distributes data,
including configuration changes, to all Cisco NX-OS devices in a network.
Ethernet Switched Port Analyzer
Cisco Ethernet Switched Port Analyzer (SPAN) destinations are enhanced to support intrusion detection by allowing the following:
Injecting packets to disrupt a TCP packet
stream.
Changed in Release Where Documented
4.2(1) F Commands
4.2(1) I Commands
M Commands
4.1(2) abort (Call home)
cfs distribute cfs ipv4 cfs ipv4 cfs region commit (Call home) distribute show cfs application show cfs lock show cfs merge status show cfs peers show cfs regions show cfs status show tech-support cfs
4.1(2) switchport monitor
Enabling a forwarding engine to learn the
MAC address of the IDS.
Call Home Call Home is enhanced to support the distribution
of configurations using CFS.
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4.1(2) abort (Call home)
cfs distribute cfs ipv4 cfs region commit (Call home) distribute show cfs application show cfs lock show cfs merge status show cfs peers show cfs regions show cfs status show tech-support cfs
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New and Changed Information
Table 1 New and Changed Features for Release 6.x (continued)
Changed in
Feature Description
Locator LEDs Locator LEDs can be configured to blink to help
locate them on the system.
Online diagnostics (GOLD)
Cisco online diagnostics are enhanced to provide viewing of events, and to display diagnostic
Release Where Documented
4.1(2) locator-led
show locator-led status
4.1(2) show diagnostic events
show module
information in the output of the show module command.
Syslog Syslog facilities are updated to include: AMT,
4.1(2) System Message Logging Facilities CFS, DCBX, LISP, Routing IPv6 Multicast, and Routing Multicast.
NTP Added the ntp enable command. 4.0(3) N Commands
New show hardware
fabric-utilization
Adds commands to view hardware fabric utilization.
4.0(3) Show Commands
commands
SNMP Added the snmp-server aaa-user cache-timeout
4.0(3) S Commands and snmp-server protocol commands.
SNMP—Multiple Instance Support
Adds commands for SNMP context to logical network entity mapping, including protocol
4.0(2) S Commands
instances and virtual routing and forwarding (VRF) instances.
New NetFlow show commands
Adds commands to view NetFlow hardware flows.
4.0(2) Show Commands
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A Commands

This chapter describes the Cisco NX-OS system management commands that begin with the letter A.
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abort (Call home)

abort (Call home)
To delete a Call home Cisco Fabric Services (CFS) configuration session without applying the configuration, use the abort command.
abort
Syntax Description This command has no arguments or keywords.
Defaults None
Command Modes Call home configuration
A Commands
Supported User Roles network-admin
vdc-admin
Command History
Release Modification
4.1(2) This command was introduced.
Usage Guidelines The abort command is supported only on the device where the CFS fabric lock is acquired.
This command does not require a license.
Examples This example shows how to abort a Call home CFS configuration session:
switch(config-callhome)# abort switch(config-callhome)# show callhome session status Last Action Time Stamp : Mon Dec 22 17:34:37 2008 Last Action : Abort Last Action Result : Success Last Action Failure Reason : none
Related Commands
Command Description
show session status Displays the status of the current CFS configuration session, including the
last action and its result.
callhome Enters the Call home configuration mode.
callhome distribute Enables CFS distribution of the Call home configuration.
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