User's Manual

Administering H.323 video endpoints
Administering Avaya Video Conferencing Solution 6.1 Issue 1 101
DRAFT
Configuring Polycom RMX H.323/SIP to H.320 Support –
Incoming/outgoing ISDN Calls
Provides interoperability with video endpoints on public ISDN communication services.
PRI lines can be direct from the network or routed through the Communication Manager to
share PRI resources. Communication Manager supports T1/E1 lines.
To configure the Polycom RMX system, install the RMX system and connect it to your network.
Upgrade the Polycom system software (if necessary).
1. Access the RMX Management pane and navigate to ISDN/PSTN Service Properties >
Span Definition and set the following parameters:
● Framing : For T1 spans, default is SFSFwhile the default for E1 spans, default is
FEBE.
● Side : User side (default)
Note:
Note: If the PBX is configured on the network side, then the RMX unit must be
configured as the user side, and vice versa, or both must be configured
symmetrically.
● Line Coding : For T1 spans, default is B8ZS and the default for E1 spans is HDB3.
● Switch Type : For T1 spans, the default is AT&T 4ESS and EURO ISDN for E1 spans.
Click Next. The Phones dialog is displayed. Click Add.
2. DID can be used for Entry Queues, Conferences, Meeting Rooms or Gateways to H.323 or
SIP endpoints. To assign the DID (ISDN public numbers), navigate to ISDN/PSTN Service
Properties > Phones and set the following parameters:
● First Number : The first number in the phone number range.
● Last Number : The last number in the phone number range.
● MCU CLI : In a dial-in connections, the MCU CLI indicates the MCU’s number dialed
by the participant. In a dial-out connection, indicates the MCU (CLI) number as seen
by the participant.
Click Save.
3. Access the RMX Management pane and navigate to Conference Profile and set the
following parameters:
● Display Name : name of the chosen conference profile