Cisco 6800 Series Administration Manual page 327

Phone Troubleshooting
Cannot Access DND or Call Forwarding Settings on the Phone
Problem
The DND or Forward all softkey is grayed on the phone. Meanwhile, phone user can't access the settings of
Do not disturb or Call forwarding from Applications > User preferences > Call preferences.
• "Fail to get XSI settings" message appears when accessing the Call preferences menu on the phone
• "Access Fail. Please check config and network" message appears when accessing the Call forwarding
Cause
Feature Key Sync is disabled and XSI account is not properly configured on the phone administration web
page when XSI sync for DND or call forwarding is enabled.
Solution
Follow one of the following possible solutions as needed.
• Check the settings of XSI host server and the credentials in the XSI Line Service section from Voice >
• If you don't want to use XSI synchronization to sync DND or call forwarding status between the phone
• Enable Feature Key Sync in Phone Feature Settings section from Voice > Ext (n). This enables the
Phone Display Problems
Your users may see unusual screen displays. Use the following sections to troubleshoot the problem.
The Font is Too Small or Has Unusual Characters
Problem
The phone screen has smaller fonts than expected or there are unusual characters displayed. Examples of
unusual characters are letters from a different alphabet from the characters that the locale uses.
Cause
Possible causes are:
• TFTP server does not have the correct set of locale and font files
• XML files or other files are specified as a font file
screen.
menu on the phone screen.
Ext (n) on the phone administration web page.
and the server, set DND Enable or CFWD Enable to No in the XSI Line Service section from Voice >
Ext (n). Otherwise, ensure that the XSI account settings are correctly configured.
phone to synchronize DND and call forwarding status with the server using SIP messages.
Cannot Access DND or Call Forwarding Settings on the Phone
Cisco IP Phone 6800 Series Multiplatform Phones Administration Guide
313