Cisco Aironet 1200 Series - Chapter 9 Diagnostics and Troubleshooting

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CHAPTER

9-1

Cisco Aironet 1200 Series Access Point Software Configuration Guide

OL-2159-01

Diagnostics and Troubleshooting

This chapter describes the diagnostic pages in the management system and

provides troubleshooting procedures for basic problems with the access point. For

the most up-to-date, detailed troubleshooting information, refer to the Cisco TAC

website at http://www.cisco.com/tac. Select Wireless LAN under Top Issues.

Sections in this chapter include:

• Using Diagnostic Pages, page 9-2

• Using Command-Line Diagnostics, page 9-19

• Tracing Packets, page 9-32

• Checking the Top Panel Indicators, page 9-37

• Checking Basic Settings, page 9-40

• Resetting to the Default Configuration, page 9-43

Main Page

Default Chapter3
- Table of Contents3
Preface13
- Audience and Scope13
- Organization13
- Conventions14
- Related Publications15
- Obtaining Documentation16
- Obtaining Technical Assistance17
  - Cisco.com17
  - Technical Assistance Center18
    - Cisco TAC Web Site18
    - Cisco TAC Escalation Center19
Overview21
- Key Features22
- Management Options22
- Network Configuration Examples23
Chapter 2 Using the Management Interfaces27
- Using the Web-Browser Interface28
  - Using the Web-Browser Interface for the First Time28
  - Using the Management Pages in the Web-Browser Interface28
    - Navigating Using the Map Windows30
- Using the Command-Line Interface31
- Using SNMP36
  - Supported Mibs36
Configuration39
- Basic Settings40
Filter Setup46
- Protocol Filtering46
  - Creating a Protocol Filter47
  - Enabling a Protocol Filter51
- MAC Address Filtering51
  - Creating a MAC Address Filter52
Radio Configuration56
- Entering Identity Information56
  - Settings on the AP Radio Identification Page57
- Entering Radio Hardware Information59
  - Settings on the AP Radio Hardware Page60
- Entering Advanced Configuration Information67
  - Settings on the AP Radio Advanced Page68
Ethernet Configuration75
- Entering Identity Information76
  - Settings on the Ethernet Identification Page76
- Entering Ethernet Hardware Information78
  - Settings on the Ethernet Hardware Page79
- Entering Advanced Configuration Information80
  - Settings on the Ethernet Advanced Page80
Server Setup82
- Entering Time Server Settings83
  - Settings on the Time Server Setup Page83
- Entering Boot Server Settings85
  - Settings on the Boot Server Setup Page85
- Entering Web Server Settings and Setting up Access Point Help88
  - Settings on the Web Server Setup Page89
- Entering Name Server Settings91
  - Settings on the Name Server Setup Page92
- Entering FTP Settings93
  - Settings on the FTP Setup Page93
Routing Setup94
- Entering Routing Settings95
  - Default Gateway New Network Route Settings Installed Network Routes List95
Association Table Display Setup97
- Association Table Filters Page97
  - Settings on the Association Table Filters Page98
- Association Table Advanced Page100
  - Settings on the Association Table Advanced Page101
Event Notification Setup103
- Event Display Setup Page103
  - Settings on the Event Display Setup Page104
- Event Handling Setup Page106
  - Settings on the Event Handling Setup Page108
- Event Notifications Setup Page110
  - Settings on the Event Notifications Setup Page111
- Security Setup113
Chapter 4 Security Setup114
- Encrypting Radio Signals with WEP115
- Additional WEP Security Features115
- Network Authentication Types116
- Protecting the Access Point Configuration with User Manager120
Security Overview114
- Levels of Security114
Setting up WEP121
- Using SNMP to Set up WEP124
Enabling Additional WEP Security Features125
- Enabling Message Integrity Check (MIC)125
- Enabling Temporal Key Integrity Protocol (TKIP)127
- Enabling Broadcast WEP Key Rotation129
Setting up Open or Shared Key Authentication130
Setting up EAP Authentication131
- Enabling EAP on the Access Point131
- Enabling EAP in Cisco Secure ACS136
  - Setting a Session-Based WEP Key Timeout137
- Setting up a Repeater Access Point as a LEAP Client138
Setting up MAC-Based Authentication140
- Enabling MAC-Based Authentication on the Access Point140
- Enabling MAC-Based Authentication in Cisco Secure ACS145
Summary of Settings for Authentication Types146
Setting up Backup Authentication Servers149
Setting up Administrator Authorization150
- Creating a List of Authorized Management System Users151
- Network Management155
- Using the Association Table156
  - Browsing to Network Devices156
Chapter 5 Network Management156
- Setting the Display Options157
- Using Station Pages157
- Using the Network Map Window165
- Using Cisco Discovery Protocol167
  - Settings on the CDP Setup Page168
  - MIB for CDP168
- Assigning Network Ports168
  - Settings on the Port Assignments Page170
- Enabling Wireless Network Accounting170
  - Settings on the Accounting Setup Page171
  - Accounting Attributes173
Chapter 6 Managing Firmware and Configurations177
- Updating Firmware178
  - Updating with the Browser from a Local Drive178
    - Full Update of the Firmware Components179
    - Selective Update of the Firmware Components180
  - Updating from a File Server181
    - Full Update of the Firmware Components181
    - Selective Update of the Firmware Components183
- Distributing Firmware184
- Distributing a Configuration185
- Downloading, Uploading, and Resetting the Configuration186
Chapter 7 Management System Setup193
- SNMP Setup194
  - Settings on the SNMP Setup Page194
  - Using the Database Query Page195
    - Settings on the Database Query Page196
    - Changing Settings with the Database Query Page196
- Console and Telnet Setup197
  - Settings on the Console/Telnet Page197
Chapter 8 Special Configurations199
- Setting up a Repeater Access Point199
- Using Hot Standby Mode204
- Using Hot Standby Mode205
Chapter 9 Diagnostics and Troubleshooting207
- Radio Diagnostics Page208
- Using Diagnostic Pages208
- Using Command-Line Diagnostics225
  - Entering Diagnostic Commands226
  - Diagnostic Command Results226
- Tracing Packets238
- Checking the Top Panel Indicators243
  - Finding an Access Point by Blinking the Top Panel Indicators246
- Checking Basic Settings246
- Resetting to the Default Configuration249
Appendix251
Channels, Power Levels, and Antenna Gains251
- Channels252
- Maximum Power Levels and Antenna Gains253
Appendix257
Protocol Filter Lists257
I N D E X265

Cisco Aironet 1200 Series - Chapter 9 Diagnostics and Troubleshooting

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