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NEAX2400 IPX ISDN Features and Specifications
NDA-24311, Issue 1
Page 189
PRI Terminal Support P-58
P-58 PRI Terminal Support
General Description
This feature permits terminals which support the AT&T 4ESS protocol and H0/H11 services. The PBX acts as the
terminal network.
Operating Procedure
No manual operation is required.
Service Conditions
1. The protocol for AT&T network is used. The AT&T 4ESS protocol is used for this application.
2. Calls for B/H0/H11 type services can be switched.
3. Connected terminals must have the AT&T protocol.
4. Channel negotiation is not performed for calls using the H0/H11 services.
5. The SMDR record shows the call as a tandem connection. The SMDR record for the H0/H11 channel is
the same as for B type call. SMDR information is not sent to terminals.
6. Service peg is not available.
7. Route peg count service for either H0/H11 channel is performed as one count, when the trunks are seized
regardless of the number of the trunks.
8. Traffic measurement is performed for all trunks used for either H0/H11 channel.
9. Individual Trunk Access service is not available when the trunks are controlled as the H0/H11 channel.
10. Busy lamp field control is not supported.