, We have a strange behavior: a customer Snom300 behind a public FW has contact like contact              : sip:user@x.y.39.147:2048;x-ast-orig-host=169.254.252.1:2048 The phone can place calls but not receive any. Also, qualify give unreacha..

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Any suggestions for an analog to SIP gateway that would support these devices. I need 12 phones supported. I cannot use any analog cards in this case – different buildings. Th..

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Asterisk can know that one of the attached phones is both ringing and on the phone.However the sip NOTIFY it sends out to interested parties can only communicate one state, for example with pidf+xml it can either send Ringing or On the phone and so..

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