Chapter 4-Additional Conferencing Information
Polycom, Inc. 4-13
In SVC Only conferences, endpoints that do not support the required content parameters
(Content line rate and Content Resolution) cannot share content.
Guidelines
• In Cascading conferences, the cascade link must be H.323.
• This is the only available Content sharing mode in SVC Conferencing Mode and CP and
SVC Conferencing Mode.
• H.323, SIP and ISDN participants are supported in AVC CP Conferencing Mode.
• H.264 High Profile is not supported.
•In MPM+ Card Configuration Mode, maximum supported content resolution is HD 720p.
• When H.264 Cascade and SVC Optimized is selected in AVC CP Conferencing Mode, the
Send Content to Legacy Endpoints selection is enabled by default in the Conference Profile –
Video Settings dialog box.
•In AVC Conferencing Mode, endpoints that cannot connect at a line rate required to
support the conference Content Rate are considered Legacy Endpoints and will receive
Content in the video channel.
•In SVC Conferencing Mode, Endpoints that cannot connect at a line rate required to
support the conference Content Rate will receive Content in the video channel.
• Gathering Phase is not supported in Cascading Conferences.