Polycom RealPresence 1800 Administration Manual page 109

New Participant - General
There are two methods to define the dialing string:
 Using the MCU's IP Address and the Alias string - Method A.
Method A
In this method no gatekeeper is used.
In the IP Address field, enter the IP address of the Signaling Host of the MCU hosting the
destination conference (in the example, MCU B).
In the Alias Name/Type field, enter the ID of the cascade-enabled Entry Queue (EQ), the
Conference ID and Password of the destination conference (MCU B) as follows:
<EQ ID>#<Destination Conference ID>#<Password> (Password is optional).
For Example: 78485#24006#1234
Cascade-enabled Destination
EQ ID
 Using only the Alias string (requires a gatekeeper) - Method B.
Method B
In this method a gatekeeper is used:
In the Alias Name field, enter the Prefix of MCU B, EQ ID, Destination Conference ID, and
Password, as follows:
<MCU Prefix EQ ID>#<Conference ID>#<Password> (Password is optional)
Polycom, Inc.
Password (optional)
Confer
Cascading Conferences
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