ETS 300 122-1 : 20001
Current
The latest, up-to-date edition.
INTEGRATED SERVICES DIGITAL NETWORK (ISDN); GENERIC KEYPAD PROTOCOL FOR THE SUPPORT OF SUPPLEMENTARY SERVICES; DIGITAL SUBSCRIBER SIGNALLING SYSTEM No. 1 (DSS1) - PROTOCOL - PROTOCOL SPECIFICATION
Hardcopy , PDF
Foreword
1 Scope
2 Normative references
3 Definitions
4 Symbols and abbreviations
5 Co-existence with other supplementary service
protocols
5.1 Support of the various generic protocols
5.2 Coexistence of generic protocols
5.3 Arrangements by which coexistence of protocols
may be supported by a network
6 Procedures for the keypad protocol
7 Coding requirements
Annex A (informative): Example use of the keypad
protocol
Annex B (informative): Functional reference model for
the operation of supplementary
services
History
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