ISO/IEC-15431 › Complete Document History
Information technology - Telecommunications and information exchange between systems - Private Integrated Services Network Inter-exchange signalling protocol Wireless terminal call handling additional network features
Complete Current Edition: |
2ND EDITION - FEATURES, INFORMATION TECHNOLO - April 1, 2003
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Obsolete Revision Information: |
1ST EDITION - FEATURES, INFORMATION TECHNOLO - Sept. 15, 1999
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