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This preface describes the audience, organization, and conventions of the Catalyst 2948G-L3 Software Feature and Configuration Guide, and provides information on how to obtain related documentation. This preface includes the following topics:
This guide is written for the following users who will configure your switch router:
This guide is organized as follows:
| Chapter | Title | Description |
|---|---|---|
Chapter 1 | Gives an overview of Layer 3 switching, shows how the Catalyst 2948G-L3 switch router fits into the network, lists the types of interfaces used in Layer 3 switching, and lists Layer 3 software features. | |
Chapter 2 | Describes Cisco IOS command modes, lists the information you need to have available before you begin configuring your switch router, and gives you a suggested process to follow. | |
Chapter 3 | Describes the initial configuration of the Catalyst 2948G-L3 switch router, including passwords, console port, management port, and host name.This chapter also describes how to use a boot flash memory SIMM for various system administration tasks. | |
Chapter 4 | Describes general interface configuration for Fast Ethernet and Gigabit Ethernet interfaces. | |
Chapter 5 | Describes how to configure VLAN frame encapsulation using ISL and 802.1Q protocols. | |
Chapter 6 | Describes how to configure networking and routing protocols for Layer 3 switching. | |
Chapter 7 | Describes how to configure transparent bridging for Ethernet, and Integrated Routing and Bridging (IRB). | |
Chapter 8 | Describes how to configure EtherChannel and assign individual interfaces to the EtherChannel. | |
Chapter 9 | Describes Layer 3 switching Quality of Service (QoS) features and provides information to help you fine tune QoS on your system. | |
Chapter 10 | Describes the Switching Database Manager (SDM) and explains how to configure SDM regions. | |
Appendix A | Lists and describes commands unique to Layer 3 switching. | |
Appendix B | Cisco IOS Commands Not Supported in Layer 3 Switching Software | Lists the commands not supported in Layer 3 switching. |
Appendix C | Provides examples of the Catalyst 2948G-L3 switch router configurations. | |
Appendix D | Lists information the Technical Assistance Center (TAC) requires to troubleshoot a problem, and tells you how to contact TAC. |
This software feature and configuration guide explains how to configure the Catalyst 2948G-L3 switch router. It does not cover every feature, but describes tasks most commonly required. More detailed information about Layer 3 switching software features can be found in the Cisco IOS configuration and command reference guides.
For the latest information about the software, including new features added since the documentation was printed and additional caveats about using the software, refer to the release notes that accompany the software.
For installation information and a complete description of the Catalyst 2948G-L3 switch router, refer to the Catalyst 2948G-L3 Hardware Installation Guide.
This document uses the following 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} | Alternative keywords are grouped in braces and separated by vertical bars. |
[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. |
| Terminal sessions and information the system displays are in |
boldface screen font | Information you must enter is in boldface screen font. |
italic screen font | Arguments for which you supply values are in italic screen font. |
^ | The symbol ^ represents the key labeled Control---for example, the key combination ^D in a screen display means hold down the Control key while you press the D key. |
< > | 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. |
Notes use the following conventions:
Timesavers use the following conventions:
 | TimeSaver Means the described action saves time. You can save time by performing the action described in the paragraph. |
Tips use the following conventions:
 | Tips Means the following are useful tips. |
Cautions use the following conventions:
 | Caution Means reader be careful. In this situation, you might do something that could result in equipment damage or loss of data. |
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Posted: Fri Apr 14 09:47:32 PDT 2000
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