ETSI TR 123 972

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ETSI TR 123 972 English PDF Universal Mobile Telecommunications System (UMTS); Circuit Switched Multimedia Telephony (3G TR 23.972 version 3.0.0 Release 1999)

standard published 03/01/2000 by European Telecommunications Standards Institute

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requirements and working assumptions for multimedia for release 99. The description is at a level of detail which is required in the detailed procedure design in N1 and N3. To cover the CS as well as the PS multimedia services; however, with focus on CS. Applies to UMTS as well as GSM.