Hallo Jonathan,

>Mark Phillips wrote:
>>This advice is WRONG.
>>
>>You not only need to forward port 5060 but also your RTP ports as well
>>(10K to 20K by AAH default). Without any RTP you'll get a call setup
>>correctly but no audio will flow.

>I use Asterisk fine without forwarding the RTP ports.

Same here, hence I gave that advice. I felt uncomfortable in opening
all ports in rtp.conf so I did not do it. Works just fine, incoming
and outgoing calls flawlessly. And as you said: externip is set,
canreinvite=no

Best regards   Frederick