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TS 23.014CT1
Dual Tone Multi-Frequency (DTMF) Signalling

use "3GPP‑Page" to get the Word version
use "ETSI‑search" to get the PDF version
for a better overview, the Table of Contents (ToC) is reproduced
V15.0.0 (PDF)  2018/06  14 p.
V14.0.0  2017/03  14 p.
V13.0.0  2015/12  14 p.
V12.0.0  2014/09  14 p.
V11.0.0  2012/09  14 p.
V10.0.0  2011/03  14 p.
V9.0.0  2009/12  14 p.
V8.0.0  2008/12  14 p.
V7.0.0  2007/06  14 p.
V6.0.0  2005/01  14 p.
V5.1.0  2002/09  14 p.
V4.1.0  2002/09  14 p.
V3.2.0  2002/09  14 p.
GSM Rel-98 v7.0.1  1999/06  10 p.
GSM Rel-97 v6.0.0  1998/10  10 p.
GSM Rel-96 v5.0.0  1996/10  13 p.
GSM Phase-2 v4.1.1  1994/09  14 p.
GSM Phase-1 v3.0.2  1992/02  11 p.

Rapporteur:  Mr. Ungvari, GaborNokia Networks

Dual Tone Multi Frequency (DTMF) is an inband signalling system, primarily used from terminal instruments in telecommunication networks. The international recommendation which applies is ETSI ES 201 235. This TS describes how DTMF signals are supported in the 3GPP system.

full Table of Contents for  TS 23.014  Word version:   15.0.0

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