sip nat iax2 softphones

  1. R

    QUESTION SIP NAT

    My softphone works fine when using an IAX2 extension, but when I use a SIP (or PJSIP) extension the phone does not ring when called. I am pretty sure this is to the NAT problems (I see Unknown@... showing up in the log files). At home I can open up some more UDP ports to try to get it to work...
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