Polycom MGC Administrator Administrator's Manual page 197

The Card Settings NET-8 Network Parameters dialog box opens,
displaying the settings that are specific to the Net-2/Net-4/Net-8
Network Interface module.
The following information is displayed:
Table 4-4: Card Settings-Net-8 Network Parameters Options
Field
Circuit ID
Service Name
Null Configuration
Description
Displays the circuit ID assigned to an ISDN/T1-CAS
Network Service. For further information see
Chapter 3, "Assigning the ISDN Network Service to
the Net-2/Net-4/Net-8 Card" on page 3-34 and
Chapter 3, "Assigning the T1-CAS Network Service
to the Net-2/Net-4/Net-8 Card" on page 3-46.
The name of the Network Service.
When the Null Configuration option is checked, the
circuit ID is set to 0.
MGC Administrator's Guide
4-15