Polycom DOC2702A Manuel D’Utilisation

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Chapter 4-Additional Conferencing Information
Polycom, Inc.
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If the main link is disconnected all sub-links are disconnected and deleted. 
Reconnecting the main link reconnects all sub-links.
If a sub-link is disconnected it remains disconnected until it is manually 
reconnected.
The number of Multiple Cascade Links cannot be modified while any of the links are 
in a disconnected state. All previous links must be deleted before modification is 
possible.
For more information see "Monitoring Multiple Cascade Links” on page
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A  Link Participant can be dragged from the address book into a conference.
If it is the first Link Participant in the conference, the number of Multiple Cascade 
Links defined for the participant are created and connected.
If it is not the first Link Participant in the conference, the number of Multiple Cascade 
Links defined for the participant is ignored.
If there are insufficient resources to connect all Multiple Cascade Links in either of the 
RMXs, none of the links are connected and resources deficiency -0 is listed as the Call 
Disconnection Cause. For more information see "Monitoring Multiple Cascade Links” on 
page
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.
Multiple Cascade Links that are not used by MLA are inactive but continue to consume 
resources.
All RMXs participating in the cascade must have the same Telepresence Mode definitions, 
either all defined as CP or all defined as Room Switch.
When Multiple Cascade Links are defined in the Conference Profile, the Layout Type field of 
the Link Participant’s Participant Properties - Media Sources dialog box is set to Conference 
and cannot be modified.
TIP Telepresence Rooms (CTS) are supported without Content. For more information 
.
Enabling and Using Multiple Cascade Links
The settings required to enable Multiple Cascade Links on the RMX are minimal and are 
Most of the layout configuration is performed using Polycom’s Multipoint Layout Application 
(MLA).
Figure 4-3 and Figure 4-4 show example layouts and media flows when MLA is configured 
for a cascading conference between two RMXs.
In Figure 4-3:
The OTX Room System connects to RMX A.
The RPX Room System connects to RMX B.
This layout requires that the Telepresence Layout Mode to be set to Room Switch in the 
Conference Profiles of the Cascading Conferences in each RMX.
The current speaker is a participant in the RPX ITP Room.