SERIES Q SUPP 69-2018 Framework for interconnection between VoLTE-based network and other networks supporting emergency telecommunications service (ETS) (Study Group 11)
ITU-T - International Telecommunication Union/ITU Telcommunication Sector
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SERIES Q SUPP 69-2018
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2018SERIES Q SUPP 69-2018 Framework for interconnection between VoLTE-based network and other networks supporting emergency telecommunications service (ETS) (Study Group 11)