Polycom 2000/4000 Manual De Usuario

Polycom RMX 2000/4000 Administrator’s Guide

2-63

Figure 2-6

MIH Cascading – Master-Slave Relationship

Video Session Mode, Line Rate and Video Settings

The types of MCUs, their position in the cascade topology and the
endpoint capabilities (HD/CIF and H.263/H.264) determine the Video

Session Mode of the MIH Cascading conference.
•

When creating a cascading link between two RMXs:
—

The RMXs operate in CP (Continuous Presence) mode.

•

When creating a cascading link between MGCs and RMXs:
—

If there are no MGCs on level 2, the MGCs can operate in either

in CP or VSW (Video Switching) mode.

—

If there are MGCs on level 2, the MGCs can only operate in VSW

mode.

•

When creating a cascading link between two MGCs:
—

The MGCs must be configured to operate in VSW mode.

For more details about the MGC to MGC connection, see the MGC

Manager User’s Guide, Volume II, Chapter 1, “Ad Hoc Auto Cascading and

Cascading Links”.

To enable the connection of the links between cascaded conferences, they

must run at the same line rate.

Conference A

Master of Conferences B and C

Slave Conference of A
Master of Conferences
F and G

Conference B

Conferences D & E
Slaves of Conference B

Conference C

Slave Conference of A
Master of Conferences D and E

Conferences F & G
Slaves of Conference C

Cascade Links

Participant
Connections