Polycom VSX Series Administrator's Manual page 34

Administrator's Guide for the VSX Series
Installing and Connecting a Network Interface
2 - 10
If you received a network interface module with the VSX 7000 or VSX 8000 system,
you may find it convenient to install it before positioning the system. In
conjunction with this procedure, refer to the installation sheet that you received
with the network interface module.
You will need the following network hardware if you purchased the Quad BRI,
PRI, or serial V.35/RS-449/RS-530 network interface module:
If your network is...
BRI
PRI
(North America)
PRI
(outside North America)
Serial
(V.35/RS-449/ RS-530)
The diagram below shows a general view of how network interface modules are
installed in VSX 7000 and VSX 8000 systems.
Network
VSX 7000
interface
VSX 8000
module
You will need
• Quad BRI network interface module with cables
• NT-1 device, if the system will be connected to a network
that provides a U interface
• Up to 4 BRI lines that will not be shared with other
equipment
Note: Do not use an NT-1 device if you connect the system
to a PBX that provides an S/T interface.
• PRI network interface module with cable
• North America: Channel Service Unit (CSU), if the
system will not be connected to a PBX network
• PBX crossover cable, if required for your PBX
• PRI line
• PRI network interface module with cable
• 75 W coaxial adapter, if the network connection is via a
75 W coaxial cable
• PBX crossover cable, if required for your PBX
• PRI line
• Serial V.35/RS-449/RS-530 network interface module
• Third-party network equipment and cables
Additional device such as
NT-1 if using Quad BRI,
CSU if using PRI, or
encryption equipment if
using V.35/RS-449/RS-530
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