Use this procedure to disable video on the incoming SIP trunk. Otherwise, no initial Callback Assist menu is heard when the call leaves Communication Manager for Callback Assist.
You must disable video on the incoming SIP trunk only if the callback is not working.
Using SSH client, connect to the Communication Manager System Access Terminal (SAT) interface.
Run change signaling-group n.
ADDITIONAL INFORMATION:
n is the number of the signaling group.
On page 1 of the SIGNALING GROUP screen, in the IP Video field, type n.
