Polycom Viewstation MP - Manual (Page 102)

ViewStation 512/MP
102 ViewStation User’s Guide
Highlight and select the IMUX Information icon and press the SELECT button
on the remote to configure your IMUX module.
Highlight and select the Numbers icon to go to the ISDN Video Numbers
screen. Use the numeric keypad on the remote to enter the area or STD code and
the ISDN numbers assigned to your ViewStation.