ViewStation EX, ViewStation FX Administrator's Guide VS4000
Chapter 1 - Introducing the ViewStation EX, ViewStation FX, and VS4000 Systems
© Polycom, Inc. 1-11
Optional System Components
This section describes the components that you can purchase as an option with a 
ViewStation EX, ViewStation FX, or VS4000 system.
Network Interface Modules
These network interface modules are available for the ViewStation EX, 
ViewStation FX, or VS4000 system:
Additional Microphone Pod
You can connect up to two microphone pods to the system or to a Visual 
Concert FX unit.
If you install more than one microphone pod, ensure that all microphone pods are 
at least 6 ft (1.8 m) apart.
Network Interface 
Module
System Description
Quad BRI  ViewStation EX, 
ViewStation FX, 
VS4000
Allows you to connect to an ISDN 
network using up to four BRI lines.
PRI 
ViewStation FX, 
VS4000
Allows you to connect to an ISDN 
network using a PRI line.
V.35/RS-449/RS-530 ViewStation EX, 
ViewStation FX, 
VS4000
Allows you to connect to third-party 
network equipment, including 
encryption equipment and RS-366 
dialers. 










