Yealink CP920 User Guide
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1. Navigate to Menu->Status->Warnings.
2. Select Auto-p credentials failed, and then tap Re Provision.
3. Enter valid provisioning credentials, and then tap Save.
The phone prompts you whether to provision now.
4. Tap OK.
Clearing Warnings
You can temporarily remove the warning icon from the status bar. However, the warning icon appears again after the
phone reboots or the phone has a new warning if the issue is not fixed.
Procedure
1. Navigate to Menu->Status->Warnings.
2. Tap Clear Icon.
Diagnosing the Network
The wrong network settings may result in inaccessibility of your phone and poor network performance. Your system
administrator may ask you to use the ping or trace route to troubleshoot network connectivity problems.
Topics
Checking the Network Using “Ping” Method
Checking the Network Using “Trace Route” Method
Checking the Network Using “Ping” Method
Procedure
1. Navigate to Menu->Features->Diagnostics->Network->Ping.
2. Enter the desired IP address or URL in the Ping IP or URL field.
3. Tap Start.
The screen displays the network status information.
4. Tap Back to go back to the preview screen.
Checking the Network Using “Trace Route” Method
Procedure
1. Navigate to Menu->Features->Diagnostics->Network->Trace Route.
2. Enter the desired IP address or URL in the Trace Route IP or URL field.
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