WS-C2955T-12

Cisco WS-C2955T-12 User Manual

Cisco WS-C2955T-12

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A-50

Catalyst 2900 Series XL and Catalyst 3500 Series XL Software Configuration Guide

78-6511-08

Appendix A System Messages

Error Message and Recovery Procedures

Table of Contents

Default Chapter4
- Table of Contents4
- Tool Tips4
Vtp10
Chapter 2 Getting Started with CMS16
- Related Publications18
- Documentation Feedback19
- Obtaining Documentation19
- Ordering Documentation19
- World Wide Web19
- Obtaining Technical Assistance20
- Technical Assistance Center20
- Features23
  - Overview24
  - Toolbar47
- Front Panel View48
  - Cluster Tree49
  - Front-Panel Images50
- Topology View57
Device Icons61
- Menus and Toolbar62
  - Menu Bar62
Sys64
- Toolbar67
- Front Panel View Popup Menus68
  - Device Popup Menu68
  - Port Popup Menu68
- Topology View Popup Menus69
  - Link Popup Menu69
  - Device Popup Menus70
- Interaction Modes72
  - Guide Mode72
  - Expert Mode72
- Wizards72
- Online Help73
- Tool Tips73
- CMS Window Components74
- Accessing CMS76
Tac76
- Access Modes in CMS77
- Saving Your Changes78
- Verifying Your Changes78
  - Change Notification78
  - Error Checking78
- Using Different Versions of CMS79
- Where to Go Next79
Chapter 3 Getting Started with the CLI81
- Command Usage Basics82
- Command-Line Error Messages86
- Accessing the CLI87
  - Accessing the CLI from a Browser87
- Saving Configuration Changes88
- Where to Go Next88
Chapter 4 General Switch Administration88
- Initial Switch Configuration90
- Switch Software Releases90
- Console Port Access91
- HTTP Access to CMS91
- Telnet Access to the CLI92
  - Telnet Access92
- SNMP Network Management Platforms93
  - Using FTP to Access the MIB Files93
  - Using SNMP to Access MIB Variables94
- Default Settings95
  - Setting95
  - Blocking Flooded98
Chapter 5 Clustering Switches101
- Understanding Switch Clusters102
Tac105
- Discovery through Non-CDP-Capable and Noncluster-Capable Devices107
- Discovery through the same Management VLAN108
- Discovery through Different Management Vlans109
- Discovery of Newly Installed Switches111
- Configuring the System129
Chapter 6 Configuring the System130
- Changing IP Information130
- Assigning Passwords and Privilege Levels139
- Setting the System Date and Time140
  - Configuring Daylight Saving Time140
  - Configuring the Network Time Protocol141
- Configuring CDP141
  - Configuring CDP for Extended Discovery142
- Managing the MAC Address Tables143
- Configuring CGMP148
- Configuring IGMP Filtering151
- Configuring MVR155
- Managing the ARP Table160
- Configuring STP161
- Configuring SNMP176
- Configuring TACACS179
- Controlling Switch Access with RADIUS183
Configuring the Switch Ports199
Chapter 7 Configuring the Switch Port200
- Changing the Port Speed and Duplex Mode200
- Configuring Flooding Controls202
- Configuring Unidirectional Link Detection205
- Creating Etherchannel Port Groups205
- Configuring Protected Ports207
- Enabling Port Security208
Configuring Vlans223
- Overview224
Chapter 8 Configuring VLAN224
- Management Vlans225
  - Changing the Management VLAN for a New Switch226
  - Changing the Management VLAN through a Telnet Connection226
- Assigning VLAN Port Membership Modes227
  - VLAN Membership Combinations228
- Assigning Static-Access Ports to a VLAN229
- Overlapping Vlans and Multi-VLAN Ports229
- Using VTP231
- Configuring VTP238
- Monitoring VTP242
- Vlans in the VTP Database242
- How VLAN Trunks Work248
- Configuring 802.1P Class of Service253
  - How Class of Service Works253
  - Configuring the Cos Port Priorities254
- Load Sharing Using STP254
- How the VMPS Works258
- Troubleshooting267
Chapter 9 Troubleshooting268
- Statistics268
- Avoiding Configuration Conflicts273
- Avoiding Autonegotiation Mismatches274
- GBIC Security and Identification274
- Troubleshooting LRE Port Configuration275
- Troubleshooting CMS Sessions277
- Determining Why a Switch Is Not Added to a Cluster280
- Copying Configuration Files to Troubleshoot Configuration Problems281
- Troubleshooting Switch Software Upgrades282
- Recovery Procedures284
Appendix293
System Messages293
- Overview293
- How to Read System Messages294
  - TACACS+ Authentication, Authorization, and Accounting294
  - Message Severity Levels295
Appendix A System Message295
- Error Message Traceback Reports296
- Error Message and Recovery Procedures296
I N D E X343

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Cisco WS-C2955T-12 Specifications

General

Brand	Cisco
Model	WS-C2955T-12
Category	Switch
Language	English

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