ISO/IEC-13869 › Complete Document History
Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network Inter-exchange signalling protocol Call Transfer supplementary service
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2ND EDITION - PRIVATE INTEGRATED SERVICES NE - April 1, 2003
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Obsolete Revision Information: |
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1ST EDITION CORRIGENDUM 1 - CORRIGENDUM 1 FOR 1ST EDITION - Dec. 1, 1999
1ST EDITION - INFORMATION EXCHANGE BETWEEN S - Nov. 15, 1995 |