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Appendix A

Variant Specifications

The following is a list of network protocol variants and associated specifications: Network Protocol Variant Specification AT&T 4ESS (AT4) · TR 41459 (Aug 95), PRI only AT&T 5ESS10 (E10) · "Custom" now edited by LUCENT · AT&T 235-900-342 (Jan 96): PRI Northern Telecom DMS-100 (DMS) · NIS A211-1 release 6 (BCS 36): PRI Bellcore National 2 (NI2) · SR-3887 (Nov 96): PRI France Telecom Euro ISDN and Euro Numeris (VN6) · ETS 300 102-1 (Dec 90) + Addendum ETS 300 103-1/A2 (Oct 93) · CSE P 10-21A (June 94): French deltas NTT INS 1500 (NTT) · INS-NET-64 (March 93) Hong Kong (HKT) · Net connect reference CR 22 issue 1 (Sep 92) · Net connect reference CR 13 issue 1 (March 92) Korea (KOR) Similar to ETS. There is no Korean specification, but ETSI specs have been implemented in AG ISDN with some deltas requested by Korean Samsung Australia (AUS) · TS-013.1 1990 and TS-014.2 1990 Signaling at the Q reference point (QSI) · ECMA 143 (June 97)

Network Protocol Variant	Specification
AT&T 4ESS (AT4)	· TR 41459 (Aug 95), PRI only
AT&T 5ESS10 (E10)	· "Custom" now edited by LUCENT · AT&T 235-900-342 (Jan 96): PRI
Northern Telecom DMS-100 (DMS)	· NIS A211-1 release 6 (BCS 36): PRI
Bellcore National 2 (NI2)	· SR-3887 (Nov 96): PRI
France Telecom Euro ISDN and Euro Numeris (VN6)	· ETS 300 102-1 (Dec 90) + Addendum ETS 300 103-1/A2 (Oct 93) · CSE P 10-21A (June 94): French deltas
NTT INS 1500 (NTT)	· INS-NET-64 (March 93)
Hong Kong (HKT)	· Net connect reference CR 22 issue 1 (Sep 92) · Net connect reference CR 13 issue 1 (March 92)
Korea (KOR)	Similar to ETS. There is no Korean specification, but ETSI specs have been implemented in AG ISDN with some deltas requested by Korean Samsung
Australia (AUS)	· TS-013.1 1990 and TS-014.2 1990
Signaling at the Q reference point (QSI)	· ECMA 143 (June 97)

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