An End User at a Remote Site Is Trying to Initiate

Multiple Choice

An end user at a remote site is trying to initiate an Ad Hoc conference call to an end user at the main site. The conference bridge is configured to support G.711. Remote user's phone only supports G.729. The remote end user receives an error message on the phone: "Cannot Complete Conference Call." What is the cause of the issue?

A) A software conference bridge is not assigned
B) The remote phone does not have the conference feature assigned
C) A Media Termination Point is missing
D) The transcoder resource is missing