Isdn Network Hardware Checklist - Polycom VSX 7000 Administrator's Manual

ISDN Network Hardware Checklist

© Polycom, Inc.
You will need the following network hardware if you purchased the Quad BRI
network interface module:
Quad BRI network interface module with cables
NT-1 device, if the system will not be connected to a PBX network that
provides an S/T interface
Up to 4 BRI lines that will not be shared with other equipment
Do not use an NT-1 device if you connect the system to a PBX that provides an S/T interface.
Chapter 2 - Setting Up the Equipment
17