Not applicable to SBC SWe Edge.
ISDN is supported on the SBC Edge Portfolio DS1 interface. Each DS1 interface can be configured for T1 or E1. The SBC Edge Portfolio supports both "ISDN to ISDN" and "ISDN to/from SIP" calls.
The SBC Edge Portfolio supports ISDN PRI trunks with the following ISDN variants:
Specifications Supported
| ISDN PRI Trunk/Variant | Based on Specification |
|---|---|
| Q.SIG | ECMA-143 4th Edition December 2001 |
| EuroISDN | ETS 300 102-1 December 1990 |
| Nortel DMS-100 | Northern Telecom Primary Specification BCS 36 ISDN Primary Rate User-Network Interface NIS A211-1 Release 6, March 4, 1994 |
| National ISDN Number 2 (NI-2) | SR-4994 Issue 1 December 1999 |
| AT&T 4ESS | - |
| AT&T 5ESS | TR41459 June 1999 |
| NTT INS NET 1500 | - |
Overview
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