I.S. ENV 41005:1991
Withdrawn
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METHOD FOR THE SPECIFICATION OF BASIC AND SUPPLEMENTARY SERVICES OF PRIVATE TELECOMMUNICATION NETWORKS
Hardcopy , PDF
21-03-1997
English
12-04-1991
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Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
1 SCOPE
2 FIELD OF APPLICATION
3 CONFORMANCE
4 REFERENCES
5 DEFINITIONS
5.1 Private Telecommunication Network
Exchange (PTNX)
5.2 Private Telecommunication Network
(PTN)
6 GENERAL PRINCIPLES AND REQUIREMENTS
6.1 Classification of Services
6.2 Basic Call
7 THE THREE-STAGE SPECIFICATION METHOD
7.1 Stage 1 of the Method
7.2 Stage 2 of the Method
7.2.1 Functional Entities
7.2.2 Functional Model
7.2.3 Information Flows
7.2.4 Sequences of Information Flows
7.2.5 Functional Entities involved in a Basic Call
7.2.6 Relationship between Supplementary Service
and Basic Call Functional Entities
7.3 Stage 3 of the Method
ANNEX A: (Informative) Informative References
ANNEX B: (Informative) Examples of Interworking for Basic
Calls and Supplementary Services between
PTN and Public ISDN
ANNEX C: (Normative) List of Acronyms and Abbreviations
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