Isdn Information - Polycom Viewstation 128 User Manual

ISDN Information

If you are not connected to an internal phone system, called a PBX, you will
need to connect the ISDN cables from your ViewStation to the IMUX module
to the NT-1 device, which is connected to an ISDN wall jack. Once everything
is connected, their lights will indicate whether or not they are connected
properly. The lights, however, do NOT indicate that the SPIDS, switch type,
and ISDN numbers have been correctly entered into the ViewStation. The
following are sample NT-1 settings. For more detailed diagnostic information,
see the manual that was shipped with your particular NT-1 device.
NOTE:
On an ADTRAN NT-1 ACE ISDN termination unit, you should see the
following status lights when your ISDN lines are properly connected.
The dip switches should be set as follows:
ViewStation User's Guide
If you are outside the United States or Canada, your
service providers or PTTs generally provide the network
termination (NT-1) device.
Status
Ready Error
ON OFF
Configuration
SHORT
LONG
Power
ON
Termination
NONE
50
100
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