H3C S5120-SI Series Installation manual

H3C S5120-SI Series Ethernet Switches
Command Reference
Hangzhou H3C Technologies Co., Ltd.
http://www.h3c.com
Manual Version: 6W105-20110810
Product Version: Release 1101

Copyright © 2009-2011, Hangzhou H3C Technologies Co., Ltd. and its licensors
All Rights Reserved
No part of this manual may be reproduced or transmitted in any form or by any means without prior
written consent of Hangzhou H3C Technologies Co., Ltd.
Trademarks
H3C, , Aolynk, , H3Care, , TOP G, , IRF, NetPilot, Neocean, NeoVTL,
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XGbus, N-Bus, TiGem, InnoVision and HUASAN are trademarks of Hangzhou H3C Technologies Co.,
Ltd.
All other trademarks that may be mentioned in this manual are the property of their respective owners.
Notice
The information in this document is subject to change without notice. Every effort has been made in the
preparation of this document to ensure accuracy of the contents, but all statements, information, and
recommendations in this document do not constitute the warranty of any kind, express or implied.

2-1
Preface
The H3C S5120-SI Series Ethernet Switches Command Reference, Release 1101 describes the
commands available in the H3C S5120-SI series software release 1101.
This preface includes:
1) About This Document
zAudience
zOrganization
zConventions
2) Documentation Guide
zRelated Documentation
zObtaining Documentation
zTechnical Support
zDocumentation Feedback

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1 About This Document
Audience
This documentation is intended for:
zNetwork planners
zField technical support and servicing engineers
zNetwork administrators working with the S5120-SI series
Organization
The H3C S5120-SI Series Ethernet Switches Command Reference, Release 1101 comprises these
chapters:
Chapter Content
01-CLI CLI Configuration Commands
02-Login zCommands for Logging into an Ethernet Switch
zCommands for Controlling Login Users
03-Ethernet Port Ethernet Port Configuration Commands
04-Loopback Interface
and Null Interface Loopback Interface and Null Interface Configuration Commands
05-Ethernet Link
Aggregation Ethernet Link Aggregation Configuration Commands
06-Port Isolation Port Isolation Configuration Commands
07-Port Mirroring Port Mirroring Configuration Commands
08-LLDP LLDP Configuration Commands
09-VLAN
zVLAN Configuration Commands
zPort-Based VLAN Configuration Commands
zVoice VLAN Configuration Commands
10-MSTP MSTP Configuration Commands
11-IP Addressing IP Addressing Configuration Commands
12-IP Performance
Optimization IP Performance Optimization Configuration Commands
13-ARP zARP Configuration Commands
zARP Active Acknowledgement Configuration Commands
14-DHCP
zDHCP Relay Agent Configuration Commands
zDHCP Client Configuration Commands
zDHCP Snooping Configuration Commands
zBOOTP Client Configuration Commands

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Chapter Content
15-FTP and TFTP
zFTP Server Configuration Commands
zFTP Client Configuration Commands
zTFTP Client Configuration Commands
16-IP Routing Basics
Configuration Routing-table Display and Reset Commands
17-Static Routing Static Routing Configuration Commands
18-Mulitcast zIGMP Snooping Configuration Commands
zMulticast VLAN Configuration Commands
19-QoS
zClass Configuration Commands
zTraffic Behavior Configuration Commands
zQoS Policy Configuration and Application Commands
zPriority Mapping Configuration Commands
zLine Rate Configuration Commands
zCongestion Management Configuration Commands
20-802.1X 802.1X Configuration Commands
21-AAA zAAA Configuration Commands
zRADIUS Configuration Commands
22-PKI PKI Configuration Commands
23-SSL SSL Configuration Commands
24-SSH2.0 SSH2.0 Configuration Commands
25-Public Key Public Key Configuration Commands
26-HABP HABP Configuration Commands
27-ACL ACL Configuration Commands
28-Device Management Device Management Commands
29-NTP NTP Configuration Commands
30-SNMP SNMP Configuration Commands
31-RMON RMON Configuration Commands
32-File System
Management
zFile System Management Commands
zConfiguration File Management Commands
33-System Maintaining
and Debugging
zSystem Maintaining Commands
zSystem Debugging Commands
34-Basic System
Configuration Basic Configuration Commands
35-Information Center Information Center Configuration Commands
36-MAC Address Table MAC Address Table Configuration Commands
37-Cluster Management
zNDP Configuration Commands
zNTDP Configuration Commands
zCluster Configuration Commands
38-HTTP zHTTP Configuration Commands
zHTTPS Configuration Commands
39-Stack Management zStack Management Configuration Commands
40-PoE PoE Configuration Commands

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Chapter Content
41-IP Source Guard IP Source Guard Configuration Commands
42-Appendix Command Index
Conventions
This section describes the conventions used in this documentation set.
Command conventions
Convention Description
Boldface Bold text represents commands and keywords that you enter literally as shown.
italic Italic text represents arguments that you replace with actual values.
[ ] Square brackets enclose syntax choices (keywords or arguments) that are
optional.
{ x | y | ... }
Braces enclose a set of required syntax choices separated by vertical bars,
from which you select one.
[ x | y | ... ]
Square brackets enclose a set of optional syntax choices separated by vertical
bars, from which you select one or none.
{ x | y | ... } *
Asterisk marked braces enclose a set of required syntax choices separated by
vertical bars, from which you select at least one.
[ x | y | ... ] *
Asterisk marked square brackets enclose optional syntax choices separated by
vertical bars, from which you may select multiple choices or none.
&<1-n> The argument or keyword and argument combination before the ampersand (&)
sign can be entered 1 to n times.
# A line that starts with a pound (#) sign is comments.
GUI conventions
Convention Description
Boldface Window names, button names, field names, and menu items are in Boldface.
For example, the New User window appears; click OK.
> Multi-level menus are separated by angle brackets. For example, File > Create
> Folder.
Symbols
Convention Description
Means reader be extremely careful. Improper operation may cause bodily
injury.
Means reader be careful. Improper operation may cause data loss or damage to
equipment.
Means an action or information that needs special attention to ensure
successful configuration or good performance.
Means a complementary description.

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Convention Description
Means techniques helpful for you to make configuration with ease.

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2 Documentation Guide
Related Documentation
The H3C S5120-SI documentation set also includes:
Category Documents Purposes
Product
description and
specifications Marketing brochures Describe product specifications and benefits.
Compliance and safety
manual Provides regulatory information and the safety instructions that must be followed during installation.
Installation guide
zProvides a complete guide to hardware installation and
hardware specifications.
zProvides a complete guide to software and hardware
troubleshooting.
Hardware
specifications
and installation
H3C Pluggable SFP
[SFP+][XFP]
Transceiver Modules
Installation Guide
Guides you through installing SFP/SFP+/XFP transceiver
modules.
Power
configuration RPS ordering guide Provides the RPS and switch compatibility matrix and RPS cable
specifications.
Configuration guide Describes software features and configuration procedures.
Software
configuration Command reference Provides a quick reference to all available commands.
Login password
recovery manual Tells how to find the lost password or recover the password when the login password is lost.
Operations and
maintenance Release notes
Provide information about the product release, including the
version history, hardware and software compatibility matrix,
version upgrade information, technical support information, and
software upgrading.
Obtaining Documentation
You can access the most up-to-date H3C product documentation on the World Wide Web at this URL:
http://www.h3c.com.
Click the links on the top navigation bar to obtain different categories of product documentation:
z[Technical Support & Documents > Technical Documents] – Provides hardware installation,
software upgrading, and software feature configuration and maintenance documentation.
z[Products & Solutions] – Provides information about products and technologies, as well as
solutions.

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z[Technical Support & Documents > Software Download] – Provides the documentation released
with the software version.
Technical Support
[e-mail]
http://www.h3c.com
Documentation Feedback
You can e-mail your comments about product documentation to [email protected].
We appreciate your comments.

i
Table of Contents
1 CLI Commands ··········································································································································1-1
CLI Commands·······································································································································1-1
display history-command·················································································································1-1
quit···················································································································································1-1
return ···············································································································································1-2
screen-length disable ······················································································································1-3
system-view·····································································································································1-3