• ITU Q.1902.2 : 2001 AMD 5 2009

    Current The latest, up-to-date edition.

    BEARER INDEPENDENT CALL CONTROL PROTOCOL (CAPABILITY SET 2) AND SIGNALLING SYSTEM NO. 7 ISDN USER PART: GENERAL FUNCTIONS OF MESSAGES AND PARAMETERS

    Publisher:  International Telecommunications Union (CCIR) and (CCITT)

    Published: 

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