n870

  1. Maico Bosgraaf

    Gigaset N870 DTMF issue

    Hello, A costumer of ours uses the Gigaset N870. now we have the problem that the DTMF tones never reaches the 3CX system. for example we make a cal to number X and we need to press 1 for sales and 2 for support the signal is never received by our 3CX system. We tried: -...