Polycom Webcam - Manual (Page 178)

ViewStation EX User Guide
176 www.polycom.com
To disable the Timeout feature:
1. Select System Info > Admin Setup > Video/Camera > TV
Monitors
.
2. In the TV Monitors screen, disable Snapshot Timeout.
Note
Both sites must have disabled the Snapshot Timeout option for this
feature to work. If one side has not disabled Snapshot Timeout, the
system reverts to its default settings.