tommymtl Posted April 2, 2012 Report Share Posted April 2, 2012 Calling on PSTN (Mediatrix 1204) with Snom820 (FW 8.4.35) - No DTMF detection, Calling with another device, SNOM870, SNOM821, M3, iPhone, DTMF working just fine. I have looked at all settings and I cannot fin any issues.... SnomONE V.126.96.36.19921 MacOS Any ideas! Quote Link to comment Share on other sites More sharing options...
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