| Exam 300-080 | Question id=4306 | Troubleshoot Call Setup Issues |
System A at Company 1 is calling System B at Company 2. The call completes, but only audio and video are present on System A from System B. What are three possible causes?
| A. |
System A cannot call System B because it is at a different company. | |
| B. |
There is a firewall in the path that is blocking audio and video traffic from Company 1 to Company 2. | |
| C. |
The firewall at Company 1 is blocking outgoing traffic. | |
| D. |
An access list is blocking video and audio somewhere in the video and audio path between System A and System B. | |
| E. |
System A has turned off the camera and the microphone. |