Polycom ViewStation - Manual (Page 61)

Chapter 2 Optional Configurations
© Polycom, Inc. 45 ViewStation User Guide
ISDN Video Network
The ISDN Video Network screen (System Info > Admin Setup >
Video Network > ISDN Video Network) contains information
entered during system setup. The five user-configurable fields are:
Country Code: Choose the country code associated with the
country where the ViewStation is used.
Area Code: Choose the area code or STD code where the
ViewStation is used.
Number A: Enter the primary ISDN number assigned to the
ViewStation.
Number B: Enter the secondary ISDN number assigned to the
ViewStation.
ISDN Switch Protocol: Select the appropriate ISDN switch
protocols. Contact the ISDN provider to determine the ISDN
switch protocol.
ISDN Dialing Prefix: The ISDN dialing prefix is used to access
an outside line if the ViewStation is connected to a PBX.
Figure 2-14. ISDN Video Network