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Cisco WS-C2950T-24 User Manual

Cisco WS-C2950T-24
368 pages
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Corporate Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
http://www.cisco.com
Tel: 408 526-4000
800 553-NETS (6387)
Fax: 408 526-4100
Catalyst 2900 Series XL and
Catalyst 3500 Series XL
Software Configuration Guide
Cisco IOS Releases
12.0(5)WC4 and 12.0(5)WC5
May 2002
Customer Order Number: DOC-786511=
Text Part Number: 78-6511-08

Table of Contents

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Cisco WS-C2950T-24 Specifications

General IconGeneral
BrandCisco
ModelWS-C2950T-24
CategorySwitch
LanguageEnglish

Summary

CHAPTER 1 Overview

Features

Lists the software features for Catalyst switches, including ease of use and performance.

Management Options

Discusses the available interfaces for managing switches and switch clusters.

Network Configuration Examples

Provides network topology examples and design concepts for switch deployment.

Where to Go To Next

Directs users to other relevant sections for initial setup and further information.

CHAPTER 2 Getting Started with CMS

Features

Details the capabilities of the Cluster Management Suite (CMS) for managing switches.

Front Panel View

Describes the graphical representation of switch hardware and status within CMS.

Topology View

Explains the network map visualization and device icon representation in CMS.

Menus and Toolbar

Covers navigation and access to configuration options within the CMS interface.

Interaction Modes

Discusses Guide and Expert modes for performing configuration tasks in CMS.

Wizards

Describes the use of wizards for simplifying complex configuration tasks.

Online Help

Details how to access and use the integrated help system within CMS.

CMS Window Components

Explains the common elements found in CMS windows, such as tabs and buttons.

Accessing CMS

Provides step-by-step instructions for connecting to and using the CMS interface.

Verifying Your Changes

Explains how CMS indicates unsaved configuration changes using visual cues.

Saving Your Changes

Details the procedure for saving configuration changes to Flash memory.

Using Different Versions of CMS

Discusses potential differences in CMS behavior across software versions.

Where to Go Next

Guides users to subsequent steps or related topics after CMS setup.

CHAPTER 3 Getting Started with the CLI

Command Usage Basics

Covers fundamental principles of using the Cisco IOS Command Line Interface (CLI).

Command-Line Error Messages

Explains common CLI error messages and provides guidance on how to resolve them.

Accessing the CLI

Describes methods to connect to the switch's command-line interface (CLI).

Saving Configuration Changes

Details the procedure for saving the running configuration to startup configuration.

Where to Go Next

Points users to further CLI-related documentation and chapters.

CHAPTER 4 General Switch Administration

Initial Switch Configuration

Outlines the essential tasks for the first-time setup of a network switch.

Switch Software Releases

Discusses managing and upgrading switch software versions for new features and fixes.

Console Port Access

Explains how to access the switch's CLI remotely via the console port.

Telnet Access to the CLI

Describes methods to access the CLI remotely using Telnet.

HTTP Access to CMS

Explains how to access the Cluster Management Suite (CMS) via HTTP.

SNMP Network Management Platforms

Covers using SNMP for configuring and monitoring network devices.

Default Settings

Lists the default configurations for various switch features and parameters.

CHAPTER 5 Clustering Switches

Understanding Switch Clusters

Explains the concept, benefits, and components of switch clustering technology.

Planning a Switch Cluster

Covers guidelines, requirements, and compatibility issues for creating switch clusters.

Creating a Switch Cluster

Details the procedures for setting up and configuring a switch cluster.

Using the CLI to Manage Switch Clusters

Explains how to manage switch clusters using the command-line interface.

Using SNMP to Manage Switch Clusters

Describes how to manage switch clusters using SNMP and network management stations.

CHAPTER 6 Configuring the System

Changing IP Information

Covers assigning and modifying switch IP addresses, subnet masks, and default gateways.

Assigning Passwords and Privilege Levels

Details setting enable passwords and privilege levels for system access control.

Setting the System Date and Time

Explains how to configure the switch's clock, date, and time zone settings.

Configuring CDP

Covers Cisco Discovery Protocol settings for network topology discovery.

Managing the MAC Address Tables

Discusses configuring MAC address learning, security, and aging.

Configuring CGMP

Explains Cisco Group Management Protocol for controlling multicast traffic.

Configuring IGMP Filtering

Covers filtering IP multicast groups using profiles and interfaces.

Configuring MVR

Details Multicast VLAN Registration for video services and subscriber management.

Managing the ARP Table

Discusses Address Resolution Protocol table management and address resolution.

Configuring STP

Covers Spanning Tree Protocol configuration for preventing network loops.

Configuring SNMP

Explains how to configure SNMP for network management and monitoring.

Configuring TACACS+

Details Terminal Access Controller Access Control System Plus for AAA security.

Controlling Switch Access with RADIUS

Covers Remote Authentication Dial-In User Service configuration for access control.

CHAPTER 7 Configuring the Switch Ports

Changing the Port Speed and Duplex Mode

Explains how to configure port speed and duplex settings for optimal connectivity.

Configuring Flooding Controls

Covers storm control and blocking flooded unicast/multicast traffic on ports.

Configuring UniDirectional Link Detection

Describes UDLD for detecting and shutting down unidirectional links.

Creating EtherChannel Port Groups

Explains how to bundle ports into EtherChannel groups for higher bandwidth.

Configuring Protected Ports

Details how to isolate ports on the same switch for enhanced security.

Enabling Port Security

Covers restricting port access based on MAC addresses and limiting device connections.

Configuring SPAN

Describes Switch Port Analyzer (SPAN) for monitoring traffic on specific ports.

Configuring Voice Ports

Explains settings for carrying voice traffic, QoS, and VLANs for IP phones.

Configuring Inline Power on the Catalyst 3524-PWR Ports

Details how to provide inline power over Ethernet to connected devices.

Configuring the LRE Ports

Covers Long-Reach Ethernet (LRE) port configuration and profiles.

CHAPTER 8 Configuring VLANs

Overview

Provides a general explanation of Virtual LANs (VLANs) and their segmentation capabilities.

Management VLANs

Discusses VLANs specifically used for managing switch and network devices.

Assigning VLAN Port Membership Modes

Explains how to assign ports to VLANs: static, dynamic, trunk, and multi-VLAN.

Assigning Static-Access Ports to a VLAN

Details the manual assignment of ports to specific VLANs.

Overlapping VLANs and Multi-VLAN Ports

Covers configurations where ports span multiple VLANs and intra-VLAN traffic.

Using VTP

Explains VLAN Trunking Protocol for maintaining VLAN configuration consistency.

VLANs in the VTP Database

Discusses parameters and management of VLANs within the VTP database.

How VLAN Trunks Work

Explains the functionality, protocols (ISL, 802.1Q), and configuration of VLAN trunking.

Configuring 802.1p Class of Service

Details Quality of Service settings for traffic prioritization using CoS values.

Load Sharing Using STP

Covers distributing traffic across parallel links using STP port priorities or path costs.

How the VMPS Works

Explains the functionality of the VLAN Membership Policy Server (VMPS).

CHAPTER 9 Troubleshooting

Statistics

Describes how to retrieve and interpret switch and port statistics for diagnostics.

Avoiding Configuration Conflicts

Lists incompatible port feature combinations to prevent configuration issues.

Avoiding Autonegotiation Mismatches

Addresses issues with speed and duplex negotiation that can affect performance.

GBIC Security and Identification

Covers troubleshooting issues related to Gigabit Interface Converter (GBIC) modules.

Troubleshooting LRE Port Configuration

Provides solutions for common problems encountered with Long-Reach Ethernet ports.

Troubleshooting CMS Sessions

Addresses common issues and provides solutions for problems encountered with CMS.

Determining Why a Switch Is Not Added to a Cluster

Helps diagnose issues preventing a switch from joining a cluster.

Copying Configuration Files to Troubleshoot Configuration Problems

Explains how to save, copy, and restore configuration files for troubleshooting.

Troubleshooting Switch Software Upgrades

Covers common issues and solutions encountered during switch software upgrades.

Recovery Procedures

Details steps for recovering from various switch failures and hardware issues.

APPENDIX A System Messages

Overview

Introduces system messages, their purpose, and how they aid in diagnosing issues.

How to Read System Messages

Explains the standard format and structure of system messages for clarity.

Error Message Traceback Reports

Describes traceback information included in some error messages for detailed diagnostics.

Error Message and Recovery Procedures

Lists specific system error messages, their explanations, and recommended recovery actions.

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