Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for
Search instead for
Did you mean:
After installing Cisco VT Advantage, a PSTN call from the 7970 phone to an IOS gateway is disconnected as soon as the last digit is entered
This problem will be observed with 7940, 7941, 7960, 7961, 7970, and 7971 IP phones associated with a camera fail to complete a call after the installation of Cisco VT Advantage
Cisco CallManager uses Unrestricted Digital bearer capability to send audio calls to the voice gateway for this kind of phone. The Unrestricted Digital bearer capability includes both voice and video capabilities.
This is how a failed call appears in the output of the debug isdn q931 command:
May 22 09:12:54.010: ISDN Se0/1/0:23 Q931: TX -> SETUP pd = 8 callref = 0x7A3D Bearer Capability i = 0x8890A3 Standard = CCITT Transer Capability = Unrestricted Digital