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This preface describes the audience, organization, and conventions of the Layer 3 Switching 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 people who will configure your switch router, such as the following:
The following table lists the changes and addition to this guide.
| Feature | Description | Chapter or Section |
|---|---|---|
Access control lists | Built-in support for ACLs on enhanced Gigabit Ethernet interfaces | "Overview of Layer 3 Switching and Software Features," in the "Access Control Lists" section |
Load balancing | Up to six equal-cost paths for IP and IPX | "Overview of Layer 3 Switching and Software Features," in the "Load Balancing" section and "Configuring Networking Protocols" |
Procedure for updating system image | Instructions added | "Configuring the Route Processor," in the "Updating the System Image" section |
Enhanced Gigabit Ethernet interface module | New interface type added | "Configuring Interfaces," in the "About the Enhanced Gigabit Ethernet Interfaces (Catalyst 8540)" section |
POS uplink interface module | New interface type added | "Configuring Interfaces," in the "About Packet over SONET (Catalyst 8540)" section |
ATM uplink interface module | New interface type added | "Configuring Interfaces," in the "About ATM Uplinks (Catalyst 8540)" section |
IS-IS routing protocol | Routing protocol support added | "Configuring Networking Protocols," in the "Configuring IP Routing Protocols" section |
Switching database manager | Management of ternary content addressable memory (TCAM) for the enhanced Gigabit Ethernet interfaces | "Configuring Switching Database Manager," and in "Command Reference," in the "SDM Commands" section |
Show commands for controller and switch counter | New commands added | "Command Reference," in the "Controller and Switch show Commands" section |
This guide is organized as follows:
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This software feature and configuration guide explains how to configure the 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 guides and command reference publications.
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.
The following documents provide information related to Layer 3 switching software and switch routers.
Unless otherwise noted, all information in this document is relevant to the following platforms:
Platform specific sections have the platform name appended to the title in parentheses. For example, the section "Configuring Redundancy and Enhanced High System Availability (Catalyst 8540)" in "Configuring the Route Processor," is only relevant to the Catalyst 8540 platform.
This document uses the following conventions:
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Notes use the following conventions:
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Note Means reader take note. Notes contain helpful suggestions or references to material not covered in the publication. |
Timesavers use the following conventions:
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TimeSaver Means the described action saves time. You can save time by performing the action described in the paragraph. |
Tips use the following conventions:
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Tips Means the following are useful tips. |
Cautions use the following conventions:
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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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Available 24 hours a day, 7 days a week, CCO provides a wealth of standard and value-added services to Cisco's customers and business partners. CCO services include product information, product documentation, software updates, release notes, technical tips, the Bug Navigator, configuration notes, brochures, descriptions of service offerings, and download access to public and authorized files.
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You can access CCO in the following ways:
For a copy of CCO's Frequently Asked Questions (FAQ), contact cco-help@cisco.com. For additional information, contact cco-team@cisco.com.
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Note If you are a network administrator and need personal technical assistance with a Cisco product that is under warranty or covered by a maintenance contract, contact Cisco's Technical Assistance Center (TAC) at 800 553-2447, 408 526-7209, or tac@cisco.com. To obtain general information about Cisco Systems, Cisco products, or upgrades, contact 800 553-6387, 408 526-7208, or cs-rep@cisco.com. |
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Posted: Tue Sep 26 13:23:16 PDT 2000
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