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RealPresence Collaboration Server (RMX) 1500/1800/2000/4000 Administrator’s Guide
Polycom®, Inc. 515
8 Click Next.
The Phones dialog is displayed.
9 To define dial-in number ranges click the Add button.
10 The Add Phone Number dialog box opens.
Side Select one of the following options:
• User side (default)
• Network side
• Symmetric side
Note: If the PBX is configured on the network side, then the Collaboration
Server unit must be configured as the user side, and vice versa, or both must be
configured symmetrically.
Line Coding Select the PRI line coding method from the list.
• For T1 spans, default is B8ZS.
• For E1 spans, default is HDB3.
Switch Type Select the brand and revision level of switch equipment installed in the service
provider’s central office.
• For T1 spans, default is AT&T 4ESS.
• For E1 spans, default is EURO ISDN.
Note: For T1 configurations in Taiwan, Framing must be set to ESF and Line
Coding to B8ZS.
Span Definition
Field Description