Polycom MGC Administrator, Руководство администратора

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MGC Administrator’s Guide
3-49
The Card Settings NET-8 Network Parameters dialog box opens.
The Net-2/Net-4/Net-8 Network Interface module supports 2/4/8
T1-CAS spans depending on the card model. Any of these spans may be
set as the “master clock,” which synchronizes the system clock to the
network clock, or “backup clock, which is used if the master clock fails.
Only the spans being used are configured. The same Network Service
may be used for all the spans. In such a case, different circuit IDs must be
defined for each span in the Network Service.
3. To assign a Circuit ID to the appropriate span:
a. In the Span “n” box, clear the Null Configuration check box to
enable the span.
•
It is not possible to mix an ISDN and a T1-CAS Network Service on the same
Net-2/Net-4/Net-8 Network Interface module. If an ISDN and a T1-CAS
Network Service are mixed on the same Network card an error message is
displayed.
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Net-T1 module does not support a T1-CAS Network Service.