Polycom RMX 1500 Administrator's Manual page 337

The Media Sources tab opens.
The Media Sources tab enables you to set up and save Personal Layout
and Video Forcing settings for each participant. This is especially
important when setting up Telepresence conferences.
For a full description of Personal Layout and Video Forcing settings see
the RMX 1500/2000/4000 Getting Started Guide, "Changing the Video
Layout of a Conference" on page
12 Modify the Personal Layout and Video Forcing settings for the
participant.
13 Optional. Click the Information tab.
Polycom RMX 1500/2000/4000 Administrator's Guide
3-70 and "Video Forcing" on page 3-72.
9-9