Cisco OL-21035-01 User Manual
Troubleshooting and maintenance, Resolving startup problems
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Table of contents
Document Outline
- Troubleshooting and Maintenance
- Resolving Startup Problems
- Symptom: The ATA 187 Does Not Go Through its Normal Startup Process
- Symptom: The ATA 187 Does Not Register with Cisco Unified Communications Manager
- Checking Network Connectivity
- Verifying TFTP Server Settings
- Verifying DNS Settings
- Verifying Cisco Unified Communications Manager Settings
- Cisco Unified Communications Manager and TFTP Services Are Not Running
- Creating a New Configuration File
- Registering the Phone with Cisco Unified Communications Manager
- Symptom: ATA 187 Unable to Obtain IP Address
- ATA 187 Resets Unexpectedly
- Troubleshooting ATA 187 Security
- General Troubleshooting Tips
- Where to Go for More Troubleshooting Information
- Cleaning the ATA 187
- Resolving Startup Problems