Cisco Nexus 3548 series Installation manual

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Cisco Nexus 3548 Switch NX-OS System
Management Command Reference
First Published: April 2013
Last Modified: May 2016
Text Part Number: OL-27851-02

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Cisco Nexus 3548 Switch NX-OS System Management Command Reference
© 2016 Cisco Systems, Inc. All rights reserved.

iii
Book Title
CONTENTS
Preface 1
Audience 1
Document Conventions 1
Related Documentation 2
Documentation Feedback 3
Obtaining Documentation and Submitting a Service Request 3
New and Changed Information 1-1
System Management Commands 1-1

Contents
iv
Book Title

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Preface
This preface describes the audience, organization, and conventions of the Cisco Nexus 3548 Switch
NX-OS System Management Command Reference . It also provides information on how to obtain related
documentation.
This preface includes the following sections:
•Audience, page 1
•Document Conventions, page 1
•Related Documentation, page 2
•Documentation Feedback, page 3
•Obtaining Documentation and Submitting a Service Request, page 3
Audience
This publication is for experienced network administrators who configure and maintain Cisco Nexus
Series switches.
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.
[ 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.

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Screen examples use these conventions:
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.
Related Documentation
Documentation for the Cisco Nexus 3000 Series Switch is available at the following URL:
http://www.cisco.com/en/US/products/ps11541/tsd_products_support_series_home.html
The documentation set is divided into the following categories:
Release Notes
The release notes are available at the following URL:
http://www.cisco.com/en/US/products/ps11541/prod_release_notes_list.html
Installation and Upgrade Guides
The installation and upgrade guides are available at the following URL:
http://www.cisco.com/en/US/products/ps11541/prod_installation_guides_list.html
Command References
The command references are available at the following URL:
http://www.cisco.com/en/US/products/ps11541/prod_command_reference_list.html
Technical References
The technical references are available at the following URL:
http://www.cisco.com/en/US/products/ps11541/prod_technical_reference_list.html
screen font Terminal sessions and information that the switch displays are in screen font.
boldface screen
font
Information that you must enter is in boldface screen font.
italic 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.

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Configuration Guides
The configuration guides are available at the following URL:
http://www.cisco.com/en/US/products/ps11541/products_installation_and_configuration_guides_list.h
tml
Error and System Messages
The system message reference guide is available at the following URL:
http://www.cisco.com/en/US/products/ps11541/products_system_message_guides_list.html
Documentation Feedback
To provide technical feedback on this document, or to report an error or omission, please send your
comments to nexu[email protected]. 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 the monthly What’s New in Cisco Product Documentation, which also lists all new and
revised Cisco technical documentation:
http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html
Subscribe to the What’s New in Cisco Product Documentation as an RSS feed and set content to be
delivered directly to your desktop using a reader application. The RSS feeds are a free service. Cisco currently
supports RSS Version 2.0.

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New and Changed Information
This chapter provides release-specific information for each new and changed feature in the Cisco Nexus
3548 Switch 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/products/ps11541/tsd_products_support_series_home.html
To check for additional information about this Cisco NX-OS Release, see the Cisco Nexus 3000 Series
Switch Release Notes available at the following Cisco website:
http://www.cisco.com/en/US/products/ps11541/prod_release_notes_list.html
Table 1 summarizes the new and changed features for release 6.x and tells you where they are
documented.
Table 1 New and Changed Information for Release 6.x
Feature Description
Changed in
Release Where Documented
Warp mode Added support for hardware profile
forwarding-mode normal and updated
options for hardware profile
forwarding-mode warp.
6.0(2)A8(1) hardware profile forwarding-mode
normal
hardware profile forwarding-mode
warp
Memory error statistics Added the command to display the memory
error statistics. Added show logging
onboard memory-errors command output.
6.0(2)A4(6) show hardware profile buffer
monitor summary
show logging onboard
memory-errors
SPAN and ERSPAN Added the ability to filter, sample and
truncate packets for these features.
6.0(2)A4(1) filter
mtu
sampling

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Chapter New and Changed Information
ERSPAN This feature was introduced.
The monitor session command was updated
to include the erspan-destination and
erspan-source keywords.
6.0(2)A1(1) description (SPAN, ERSPAN)
destination ip (ERSPAN)
destination interface (ERSPAN)
monitor erspan origin ip-address
monitor session
shut (ERSPAN)
source (SPAN, ERSPAN)
source ip (ERSPAN)
vrf (ERSPAN)
show monitor session
show running-config monitor
Precision Time Protocol
(PTP)
This feature was introduced. 6.0(2)A1(1) clear ptp counters
clock protocol
feature scheduler
ptp announce
ptp delay-request minimum interval
ptp domain
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
show scheduler
show startup-config ptp
Table 1 New and Changed Information for Release 6.x (continued)
Feature Description
Changed in
Release Where Documented