IP Phone User Manual
Table Of Contents

Troubleshooting
36 IP 720 User Manual
Register failed • Check to make sure the extension number and 
extension password are set up properly and that the 
IP extension is enabled.
• Check to make sure the IP Phone Service is started 
in MAXCS.
• If IP phone is associated with a physical phone (with 
the same extension number), use #27 to activate the 
IP phone to normal operating mode.










