1
Scope
2 References
3 Definitions
4 Abbreviations
5 Introduction
5.1 Possible solutions
5.2 Communication scenarios
6 N-ISDN (64 kbit/s based) interface
requirements
6.1 Scenario A
6.1.1 Introduction
6.1.2 Emulation of the B and D channels
6.1.3 Emulation of the basic and primary rate access
6.2 Scenario B
6.3 Interworking requirements for
access signalling
6.4 Interworking requirements for
network signalling
7 Interworking of release 1 and
release 2
7.1 Requirements for B-ISDN signalling
protocol evolution
7.2 Scenarios for interworking
7.2.1 Scenario A – Communication between
a release 1 exchange/terminal and a release 2/3 exchange/terminal
7.2.2 Scenario B – Communication between two release 2 exchange/terminal in
case of a release 1 service request
7.2.3 Scenario C – Communication between two release 2 exchange/terminal in
case of a release 2/3 service request
7.2.4 Scenario D – Communication via a version 1 transit node for release 2/3
services.
7.3 Support of release 2 services by
using release 1 equipment