3 Abbreviations
23.0143GPPRelease 17Support of Dual Tone Multi-Frequency (DTMF) signallingTS
For the purposes of the present document, the abbreviations used in the present document are listed in 3GPP TR 21.905 [1a].
23.0143GPPRelease 17Support of Dual Tone Multi-Frequency (DTMF) signallingTS
For the purposes of the present document, the abbreviations used in the present document are listed in 3GPP TR 21.905 [1a].