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FAQs and Troubleshooting
Cisco Unified IP Phone User Guide for Cisco Unified Communications Manager 8.5 (SCCP and SIP) 85
The conference begins. (The conference is established on the line that had the active call.)
Q. Not all calls present video on my phone. Why not?
A. To see an image of the other party on your phone screen, the other party’s phone must support video
and the other party must have a camera installed and enabled on his or her phone. During conference
calls, the conference system in use during the call must support video conferencing.
Q. What happens to video when I put a call on hold?
A. Video transmission is muted (blocked) until you resume the call.
Q. What does the different light colors on my Cisco Unified Video Camera indicate?
A. The colors indicate video transmission states as follows:
• Green—Your video is transmitting.
• Red—Your video is muted.
Troubleshooting Tips
Problem: Hold button does not resume a held call.
When I press the Hold button to resume a call, nothing happens
Possible Cause
This is as designed. The Hold button is not a toggle.