Chapter 4 Advanced Configuration
© Polycom, Inc. 111 ViewStation FX/VS 4000 User’s Guide
Advanced PRI Configuration
Advanced PRI Setup
The ViewStation FX or VS4000 lets you define several advanced
PRI options for both T1 and E1 PRI network interface modules from
the Advanced PRI Setup screen (For T1 interface: System
Info>Admin Setup>Video Network>IMUX>PRI Network>PRI
Setup>Advanced PRI Setup: For an E1 interface: System
Info>Admin Setup>Video Network>IMUX>PRI
Network>Advanced PRI Network.)
Figure 4-8. Advance PRI Setup Screen
Do not change the default values without careful consideration.
Determining the call-by-call value requires consultation with the
telephone service provider.
The information that follows describes the files on the Advanced PRI
Setup screen.
Numbering Plan
The default selection is “Unknown.” With “Unknown,” the numbering
plan and number type are sent to the upstream as “Unknown,” and
the dialed phone number is sent without notification. Either the
upstream switch or PBX is responsible for:
• Parsing the dialing string
• Interpreting any prefixes or access codes
• Determining whether the call is national or international
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