Polycom 1500 Administrator's Manual page 310

RealPresence Collaboration Server (RMX) 1500/1800/2000/4000 Administrator's Guide
Defining the Dial-out Participant on the Collaboration Server
If the dialing is done from a conference running on the Collaboration Server to the conference running on
the MGC, the dial-out participant is defined in the conference running on the Collaboration Server, setting
the Cascade field to Slave. This participant dials the Cascade-enabled Entry Queue defined on the MGC.
1 Display the list of participants in the linked conference (Slave conference).
2 In the Participant List pane, click the New Participant (
The New Participant - General dialog box is displayed.
3 In the Name field, enter a participant name.
4 In the Dialing Direction field, select Dial-out.
5 In the Type list field, verify that H.323 is selected.
6 There are two methods to define the dialing string:
a Using the MCU's IP Address and the Alias string.
b Using only the Alias string (requires a gatekeeper).
Method A (If no gatekeeper is used):
In the IP Address field, enter the IP address of the MGC hosting the destination conference (Master
conference).
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) button.
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