snom 360

  1. Incoming call does not get through: second try rings the extension

    VOIP provider is Deutsche Telekom, SIP trunk is green, running 3CX 15.5SP5 - calling one of their DIDs from outside is sometimes not being processed at all - no phone is ringing and no log entries are written whatsoever. Solution is atm: 1) Calling a 2nd time again comes through (not sure) 2)...
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