SERIES Q SUPP 17-1999 Technical Report TRQ.2200: Call Control Signalling Requirements - Party Call Control Series Q: Switching and Signalling (Study Group 11; 56 pp)
ITU-T - International Telecommunication Union/ITU Telcommunication Sector
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SERIES Q SUPP 17-1999
SERIES Q SUPP 17-1999 history
1999SERIES Q SUPP 17-1999 Technical Report TRQ.2200: Call Control Signalling Requirements - Party Call Control Series Q: Switching and Signalling (Study Group 11; 56 pp)