CSA-ISO/IEC-13873 › Complete Document History
Information Technology - Telecommunications and Information Exchange Between Systems - Private Integrated Services Network - Inter-Exchange Signalling Protocol - Call Diversion Supplementary Services (Adopted ISO/IEC 13873:2003
Obsolete Revision Information: |
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2004 EDITION - REAFFIRMED IN 2017 - Jan. 1, 2004
1997 EDITION - REAFFIRMED IN 2001 - Jan. 1, 1997 |