[Asterisk-Users] ATA not sending data to asterisk?

[Matt]

Yes.. I've checked that already.....  and that's why I'm asking the
list.... what would make an ATA and Softphones not send packets?!?!  
It's not like they are being blocked.. the ATA just has decided not to
send anything.

On 7/6/05, Ronald Wiplinger <ronald at elmit.com> wrote:
> Matt wrote:
> 
> >Hi,
> >I've just setup a second asterisk system and am having a wierd
> >problem.   If I am on the same network as the system it works fine...
> >if I am outside coming in from the internet through a NAT I get the
> >following:
> >
> >I can place calls.... I can hear the asterisk system.  The asterisk
> >system does not seem to hear me.  When I do a tcpdump I don't even see
> >the ATA sending anything to the asterisk box (when I tcpdump on the
> >network side of the ATA).   I've tried 2 ATAs, and X-Lite on a mac and
> >windows 2000.. all exibit the same issue on this setup.   Any ideas?
> >
> >What would cause the ATA and Softphone to not send data (UDP streams)
> >to the asterisk box?
> >
> >
> Have you checked the firewall? UDP ports open according to your
> settings? (on both sites)
> 
> bye
> 
> Ronald
> 
>