Polycom RealPresence 1800 Administration Manual page 96

● ISDN-video Network Service is configured in both MCUs. For more details,
(audio/video) Network
● Configuring a Gateway Profile and assigning dial-in ISDN (audio/video) numbers. For details, see
Defining the Gateway
● Configure the Entry Queue or conference (for direct dial-in) as enabled for ISDN-video connection
and a dial-in number is assigned (for example 54145106).
● Defining the dial-in ISDN-video participant in MCU B and Dial-out ISDN-video participant in MCU A
(for MCU-to-MCU cascading conferences).
A dial out ISDN-video participant is defined (added) to conference A. The participant's dial out number
is the dial-in number of the Entry Queue or conference running on MCU B (for example 54145106).
Polycom, Inc.
Service.
Profile.
Cascading Conferences
Modifying an ISDN
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