Polycom 1500 Getting Started Manual page 85

RealPresence Collaboration Server (RMX) 1500/1800/2000/4000 Getting Started Guide
Fast Configuration Wizard – Spans Definition
Field
Line Coding
Switch Type
23 Click Next.
The Phones dialog box opens.
Polycom®, Inc.
Description
Select the PRI line coding method from the list.
• For T1 spans, default is B8ZS.
• For E1 spans, default is HDB3.
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.
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