PRETS 300 172 : APR 92
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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LAYER 3 PROTOCOL FOR SIGNALLING BETWEEN EXCHANGES OF PRIVATE TELECOMMUNICATION NETWORKS FOR THE CONTROL OF CIRCUIT SWITCHED CALLS (STANDARD ECMA-143, JUNE 1990)
23-07-2013
12-01-2013
Defines the Layer 3 protocol for signalling for the purpose of circuit switched call control at the Q reference point between Private Telecommunications Network Exchanges (PTNX) connected together within a Private Telecommunications Network (PTN). Defines the Layer 3 protocol for circuit switched call control.
| Committee |
ECMA-143
|
| DocumentType |
Draft
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Superseded
|
| SupersededBy |
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