[asterisk-users] Asterisk behind a PIX firewall?

Matt mhoppes at gmail.com
Tue Nov 27 09:09:37 CST 2007


On Nov 27, 2007 9:59 AM, Matt <mhoppes at gmail.com> wrote:

> This is a dual NAT situation.   PIX on Asterisk side, and Netgear on phone
> > side.  HOWEVER.    The Asterisk box has it's own IP.... but it is being
> > tunneled through the PIX.    I guess the PIX must be messing something up?
> >
>
>
> If I remove the phone from  behind the Netgear... then I get the audio
> from the Asterisk PBX.... so traffic seems to be flowing.... but why would
> it not get behind the firewalls?
>

This is what I see on the debug:

etransmitting #6 (NAT) to 63.174.244.147:5060:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 63.174.244.147;branch=z9hG4bK7e4d50af2;received=
63.174.244.147
From: Remote Test <sip:300 at 24.229.34.201:5060>;tag=c302787b4625316
To: 93372806 <sip:93372806 at 24.229.34.201:5060>;tag=as1c9e4806
Call-ID: bb0574ff4773c500154c4488dfba902d at 63.174.244.147
CSeq: 1136993892 INVITE
User-Agent: Asterisk PBX
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY
Contact: <sip:93372806 at 192.168.100.22>
Content-Type: application/sdp
Content-Length: 242

The From and To shouldn't be the same, though... should they?
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