ISO/IEC 15049:1997 PDF
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Information technology — Telecommunications and information exchange between systems — Private Integrated Services Network — Specification, functional model and information flows — Advice of charge supplementary services
ISO/IEC 15049:1997
Information technology — Telecommunications and information exchange between systems — Private Integrated Services Network — Specification, functional model and information flows — Advice of charge supplementary services
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Edition | 1997 |
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Published Date | 1997 |
Published By | International Standardization Organisation /International Electrotechnical Commission |
Page Count | 67 |