Polycom viewstation fx vs4000 Manual De Usuario

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Chapter 3 - Configuring Network Use
© Polycom, Inc.
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Configuring ISDN Support
You can add one optional network interface module to the system. This lets you 
extend the functionality of the system so that you can:
Make ISDN calls over a PRI/T1 network (in North America) or PRI/E1 
(outside of North America).
Make ISDN calls over a BRI network.
Connect encryption or other third-party network equipment using a Serial 
V.35/RS-449/RS-530 interface. 
This section describes the settings for all optional network interfaces and identifies 
the settings that are available only for specific network interfaces. 
You can configure a network interface only if the corresponding network interface 
module is installed. The system automatically detects the module and displays 
only the required configuration screens.
Configuring Inverse Multiplexer (IMUX) Settings
You must configure the IMUX settings for Quad BRI and PRI only. If your system 
uses the V.35/RS- 449/RS-530 network interface, skip this section.
Dynamic 
Bandwidth
Specifies whether to let the system automatically find the optimum 
line speed for a call if packet loss occurs.
Enable PVEC
Allows the system to use PVEC (Polycom Video Error 
Concealment) if packet loss occurs.
Setting
Description