• ES 283 027 : 2.5.1

    Current The latest, up-to-date edition.

    TELECOMMUNICATIONS AND INTERNET CONVERGED SERVICES AND PROTOCOLS FOR ADVANCED NETWORKING (TISPAN); ENDORSEMENT OF THE SIP-ISUP INTERWORKING BETWEEN THE IP MULTIMEDIA (IM) CORE NETWORK (CN) SUBSYSTEM AND CIRCUIT SWITCHED (CS) NETWORKS

    Publisher:  European Telecommunications Standards Institute

    Published: 

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