Polycom RealPresence 800s Administrator's Manual page 603

RealPresence Collaboration Server (RMX) 800s/Virtual Edition Administrator's Guide
Flag
GK_MANDATORY_FOR_CALLS_
OUT
H263_ANNEX_T
HD_THRESHOLD_BITRATE
Polycom®, Inc.
Description
If set to YES, a gatekeeper is required to perform H.323 outgoing calls.
If a gatekeeper is not configure on the Collaboration Server, the calls
will fail.
If set to NO (default), gatekeeper is not required to dial out to H.323
participants and calls can be dialed out with or without a gatekeeper.
Set to NO to send the content stream without Annex T and enable
Aethra and Tandberg endpoints, that do not support Annex T, to
process the content.
Default: YES
Sets the minimum bit rate required by endpoints to connect to an HD
Conference. Endpoints that cannot support this bit rate are connected
as audio only.
Range: 384kbps - 4Mbs (Default: 768)
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