CAN/CSA-ISO/IEC 15050-01
Information Technology - Telecommunications and Information
Exchange Between Systems - Private Integrated Services Network - Inter-Exchange Signalling Protocol - Advice of Charge Supplementary Services (Adopted ISO/IEC 15050:1997, first edition, 1997-05-15)
- Année de publication 2001
- Publié par CSA Group
- Withdrawn
Formats offerts
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