Catalyst 2950 Desktop Switch Command Reference, 12.0(5.2)WC(1) - Preface [Cisco Catalyst 2950 Series Switches]

Table Of Contents

Preface

Audience and Scope

Organization

Conventions

Related Publications

Notes and Cautions

Obtaining Documentation

World Wide Web

Documentation CD-ROM

Ordering Documentation

Documentation Feedback

Obtaining Technical Assistance

Cisco.com

Technical Assistance Center

Contacting TAC by Using the Cisco TAC Website

Contacting TAC by Telephone

Preface

The Catalyst 2950 Desktop Switch Command Reference describes the commands for the Catalyst 2950 switches (hereafter referred to as the 2950 switch).

Cisco documentation and additional literature are available in a CD-ROM package, which ships with your product. The Documentation CD-ROM, a member of the Cisco Connection Family, is updated monthly. Therefore, it might be more up to date than printed documentation. To order additional copies of the Documentation CD-ROM, contact your local sales representative or call customer service. The CD-ROM is available as a single package or as an annual subscription. You can also access Cisco documentation on the World Wide Web at http://www.cisco.com, http://www-china.cisco.com, or http://www-europe.cisco.com.

If you are reading Cisco product documentation on the World Wide Web, you can submit comments electronically. Click Feedback in the toolbar, and select Documentation. After you complete the form, click Submit to send it to Cisco. We appreciate your comments.

Audience and Scope

This document is for the networking professional managing a 2950 switch from the Cisco IOS command-line interface (CLI). We assume that you have experience working with Cisco IOS and are familiar with the concepts and terminology of Ethernet and local area networking.

This guide provides the information you need to configure features added to this software release.

Organization

This guide is organized into the following chapters:

"Using the Command-Line Interface," lists the features included in this software release.

"Cisco IOS Commands," describes the Cisco IOS commands changed or customized for the switches.

Conventions

This publication uses the following conventions to convey instructions and information:

Command descriptions use these conventions:

•Commands and keywords are in boldface font.

•Arguments for which you supply values are in italic.

•Alternative keywords are grouped in braces ( { } ) and separated by vertical bars ( | ).

•Elements in square brackets ( [ ] ) are optional.

Examples use these conventions:

•Terminal sessions and system displays are in screen font.

•Information you enter is in boldface screen font.

•Angle brackets (< >) indicate nonprinting characters such as passwords.

Related Publications

You can order printed copies of documents with a DOC-xxxxxx= number. For more information, see the "Obtaining Documentation" section.

The following publications provide more information about the switches:

•Cisco Catalyst 2950 Desktop Switch Documentation CD

This CD is shipped with the switch and contains the following documents:

–This Catalyst 2950 Desktop Switch Command Reference, Cisco IOS Release 12.0(5)WC(1) (order number DOC-7811381=)

–The Catalyst 2950 Desktop Switch Software Configuration Guide, Cisco IOS Release 12.0(5)WC(1) (order number DOC-7811380=)

–The Catalyst 2950 Desktop Switch Hardware Installation Guide (order number DOC-7811157=)

•Release Notes for the Catalyst 2950 Cisco IOS Release 12.0(5)WC(1)

Notes and Cautions

Notes and cautions use the following conventions and symbols:

Note Means reader take note. Notes contain helpful suggestions or references to materials not contained in this manual.

Caution Means reader be careful. In this situation, you might do something that could result equipment damage or loss of data.

Obtaining Documentation

The following sections provide sources for obtaining documentation from Cisco Systems.

World Wide Web

You can access the most current Cisco documentation on the World Wide Web at the following sites:

•http://www.cisco.com

•http://www-china.cisco.com

•http://www-europe.cisco.com

Documentation CD-ROM

Cisco documentation and additional literature are available in a CD-ROM package, which ships with your product. The Documentation CD-ROM is updated monthly and may be more current than printed documentation. The CD-ROM package is available as a single unit or as an annual subscription.

Ordering Documentation

Cisco documentation is available in the following ways:

•Registered Cisco Direct Customers can order Cisco Product documentation from the Networking Products MarketPlace:

http://www.cisco.com/public/ordsum.html

•Registered Cisco.com users can order the Documentation CD-ROM through the online Subscription Store:

http://www.cisco.com/go/subscription

•Nonregistered Cisco.com users can order documentation through a local account representative by calling Cisco corporate headquarters (California, USA) at 408 526-7208 or, in North America, by calling 800 553-NETS(6387).

Documentation Feedback

If you are reading Cisco product documentation on the World Wide Web, you can send us your comments by completing an online survey. When you display the document listing for this platform, click Give Us Your Feedback. If you are using the product-specific CD and you are connected to the Internet, click the pencil-and-paper icon in the toolbar to display the survey. After you display the survey, select the manual that you wish to comment on. Click Submit to send your comments to the Cisco documentation group.

You can e-mail your comments to bug-doc@cisco.com.

To submit your comments by mail, for your convenience many documents contain a response card behind the front cover. Otherwise, you can mail your comments to the following address:

Cisco Systems, Inc.
Document Resource Connection
170 West Tasman Drive
San Jose, CA 95134-9883

We appreciate your comments.

Obtaining Technical Assistance

Cisco provides Cisco.com as a starting point for all technical assistance. Customers and partners can obtain documentation, troubleshooting tips, and sample configurations from online tools. For Cisco.com registered users, additional troubleshooting tools are available from the TAC website.

Cisco.com

Cisco.com is the foundation of a suite of interactive, networked services that provides immediate, open access to Cisco information and resources at anytime, from anywhere in the world. This highly integrated Internet application is a powerful, easy-to-use tool for doing business with Cisco.

Cisco.com provides a broad range of features and services to help customers and partners streamline business processes and improve productivity. Through Cisco.com, you can find information about Cisco and our networking solutions, services, and programs. In addition, you can resolve technical issues with online technical support, download and test software packages, and order Cisco learning materials and merchandise. Valuable online skill assessment, training, and certification programs are also available.

Customers and partners can self-register on Cisco.com to obtain additional personalized information and services. Registered users can order products, check on the status of an order, access technical support, and view benefits specific to their relationships with Cisco.

To access Cisco.com, go to the following website:

http://www.cisco.com

Technical Assistance Center

The Cisco TAC website is available to all customers who need technical assistance with a Cisco product or technology that is under warranty or covered by a maintenance contract.

Contacting TAC by Using the Cisco TAC Website

If you have a priority level 3 (P3) or priority level 4 (P4) problem, contact TAC by going to the TAC website:

http://www.cisco.com/tac

P3 and P4 level problems are defined as follows:

•P3—Your network performance is degraded. Network functionality is noticeably impaired, but most business operations continue.

•P4—You need information or assistance on Cisco product capabilities, product installation, or basic product configuration.

In each of the above cases, use the Cisco TAC website to quickly find answers to your questions.

To register for Cisco.com, go to the following website:

http://www.cisco.com/register/

If you cannot resolve your technical issue by using the TAC online resources, Cisco.com registered users can open a case online by using the TAC Case Open tool at the following website:

http://www.cisco.com/tac/caseopen

Contacting TAC by Telephone

If you have a priority level 1(P1) or priority level 2 (P2) problem, contact TAC by telephone and immediately open a case. To obtain a directory of toll-free numbers for your country, go to the following website:

http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml

P1 and P2 level problems are defined as follows:

•P1—Your production network is down, causing a critical impact to business operations if service is not restored quickly. No workaround is available.

•P2—Your production network is severely degraded, affecting significant aspects of your business operations. No workaround is available.

	Catalyst 2950 Desktop Switch Command Reference, 12.0(5.2)WC(1)
	Preface
Catalyst 2950 Desktop Switch Command Reference, 12.0(5.2)WC(1) Preface Using the Command Line Interface Cisco IOS Commands	Download this chapter Preface Download the complete book Catalyst 2950 Desktop Switch Command Reference (full book in PDF format) (PDF - 2 MB) Table Of Contents Preface Audience and Scope Organization Conventions Related Publications Notes and Cautions Obtaining Documentation World Wide Web Documentation CD-ROM Ordering Documentation Documentation Feedback Obtaining Technical Assistance Cisco.com Technical Assistance Center Contacting TAC by Using the Cisco TAC Website Contacting TAC by Telephone Preface The Catalyst 2950 Desktop Switch Command Reference describes the commands for the Catalyst 2950 switches (hereafter referred to as the 2950 switch). Cisco documentation and additional literature are available in a CD-ROM package, which ships with your product. The Documentation CD-ROM, a member of the Cisco Connection Family, is updated monthly. Therefore, it might be more up to date than printed documentation. To order additional copies of the Documentation CD-ROM, contact your local sales representative or call customer service. The CD-ROM is available as a single package or as an annual subscription. You can also access Cisco documentation on the World Wide Web at http://www.cisco.com, http://www-china.cisco.com, or http://www-europe.cisco.com. If you are reading Cisco product documentation on the World Wide Web, you can submit comments electronically. Click Feedback in the toolbar, and select Documentation. After you complete the form, click Submit to send it to Cisco. We appreciate your comments. Audience and Scope This document is for the networking professional managing a 2950 switch from the Cisco IOS command-line interface (CLI). We assume that you have experience working with Cisco IOS and are familiar with the concepts and terminology of Ethernet and local area networking. This guide provides the information you need to configure features added to this software release. Organization This guide is organized into the following chapters: "Using the Command-Line Interface," lists the features included in this software release. "Cisco IOS Commands," describes the Cisco IOS commands changed or customized for the switches. Conventions This publication uses the following conventions to convey instructions and information: Command descriptions use these conventions: •Commands and keywords are in boldface font. •Arguments for which you supply values are in italic. •Alternative keywords are grouped in braces ( { } ) and separated by vertical bars ( \| ). •Elements in square brackets ( [ ] ) are optional. Examples use these conventions: •Terminal sessions and system displays are in `screen` font. •Information you enter is in boldface screen font. •Angle brackets (< >) indicate nonprinting characters such as passwords. Related Publications You can order printed copies of documents with a DOC-xxxxxx= number. For more information, see the "Obtaining Documentation" section. The following publications provide more information about the switches: •Cisco Catalyst 2950 Desktop Switch Documentation CD This CD is shipped with the switch and contains the following documents: –This Catalyst 2950 Desktop Switch Command Reference, Cisco IOS Release 12.0(5)WC(1) (order number DOC-7811381=) –The Catalyst 2950 Desktop Switch Software Configuration Guide, Cisco IOS Release 12.0(5)WC(1) (order number DOC-7811380=) –The Catalyst 2950 Desktop Switch Hardware Installation Guide (order number DOC-7811157=) •Release Notes for the Catalyst 2950 Cisco IOS Release 12.0(5)WC(1) Notes and Cautions Notes and cautions use the following conventions and symbols: Note Means reader take note. Notes contain helpful suggestions or references to materials not contained in this manual. Caution Means reader be careful. In this situation, you might do something that could result equipment damage or loss of data. Obtaining Documentation The following sections provide sources for obtaining documentation from Cisco Systems. World Wide Web You can access the most current Cisco documentation on the World Wide Web at the following sites: •http://www.cisco.com •http://www-china.cisco.com •http://www-europe.cisco.com Documentation CD-ROM Cisco documentation and additional literature are available in a CD-ROM package, which ships with your product. The Documentation CD-ROM is updated monthly and may be more current than printed documentation. The CD-ROM package is available as a single unit or as an annual subscription. Ordering Documentation Cisco documentation is available in the following ways: •Registered Cisco Direct Customers can order Cisco Product documentation from the Networking Products MarketPlace: http://www.cisco.com/public/ordsum.html •Registered Cisco.com users can order the Documentation CD-ROM through the online Subscription Store: http://www.cisco.com/go/subscription •Nonregistered Cisco.com users can order documentation through a local account representative by calling Cisco corporate headquarters (California, USA) at 408 526-7208 or, in North America, by calling 800 553-NETS(6387). Documentation Feedback If you are reading Cisco product documentation on the World Wide Web, you can send us your comments by completing an online survey. When you display the document listing for this platform, click Give Us Your Feedback. If you are using the product-specific CD and you are connected to the Internet, click the pencil-and-paper icon in the toolbar to display the survey. After you display the survey, select the manual that you wish to comment on. Click Submit to send your comments to the Cisco documentation group. You can e-mail your comments to bug-doc@cisco.com. To submit your comments by mail, for your convenience many documents contain a response card behind the front cover. Otherwise, you can mail your comments to the following address: Cisco Systems, Inc. Document Resource Connection 170 West Tasman Drive San Jose, CA 95134-9883 We appreciate your comments. Obtaining Technical Assistance Cisco provides Cisco.com as a starting point for all technical assistance. Customers and partners can obtain documentation, troubleshooting tips, and sample configurations from online tools. For Cisco.com registered users, additional troubleshooting tools are available from the TAC website. Cisco.com Cisco.com is the foundation of a suite of interactive, networked services that provides immediate, open access to Cisco information and resources at anytime, from anywhere in the world. This highly integrated Internet application is a powerful, easy-to-use tool for doing business with Cisco. Cisco.com provides a broad range of features and services to help customers and partners streamline business processes and improve productivity. Through Cisco.com, you can find information about Cisco and our networking solutions, services, and programs. In addition, you can resolve technical issues with online technical support, download and test software packages, and order Cisco learning materials and merchandise. Valuable online skill assessment, training, and certification programs are also available. Customers and partners can self-register on Cisco.com to obtain additional personalized information and services. Registered users can order products, check on the status of an order, access technical support, and view benefits specific to their relationships with Cisco. To access Cisco.com, go to the following website: http://www.cisco.com Technical Assistance Center The Cisco TAC website is available to all customers who need technical assistance with a Cisco product or technology that is under warranty or covered by a maintenance contract. Contacting TAC by Using the Cisco TAC Website If you have a priority level 3 (P3) or priority level 4 (P4) problem, contact TAC by going to the TAC website: http://www.cisco.com/tac P3 and P4 level problems are defined as follows: •P3—Your network performance is degraded. Network functionality is noticeably impaired, but most business operations continue. •P4—You need information or assistance on Cisco product capabilities, product installation, or basic product configuration. In each of the above cases, use the Cisco TAC website to quickly find answers to your questions. To register for Cisco.com, go to the following website: http://www.cisco.com/register/ If you cannot resolve your technical issue by using the TAC online resources, Cisco.com registered users can open a case online by using the TAC Case Open tool at the following website: http://www.cisco.com/tac/caseopen Contacting TAC by Telephone If you have a priority level 1(P1) or priority level 2 (P2) problem, contact TAC by telephone and immediately open a case. To obtain a directory of toll-free numbers for your country, go to the following website: http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml P1 and P2 level problems are defined as follows: •P1—Your production network is down, causing a critical impact to business operations if service is not restored quickly. No workaround is available. •P2—Your production network is severely degraded, affecting significant aspects of your business operations. No workaround is available.
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