On Jan 5, 2010, at 5:58 PM, Dominko Vrljic wrote:

> Hi all,
> I have couple astlinux installations connected to Internet over ADSL. Pfsense 
> router is used as Internet gateway.
> Peers configured in astlinux from time to time become unreachable both sip 
> and iax. I have made investigations and found problem in pfsense.
> After ADSL change ip address (happens at lest one per 24 hours) pfsense do 
> wrong NAT translation using old ip address.
> Same problem I discovered in astlinux when it used as NAT gateway.
> There are lot of discussion about this problem:
> http://www.trixbox.org/forums/trixbox-forums/trunks/iax2-trunk-not-reconnecting-after-adsl-drop-out
> http://forum.pfsense.org/index.php/topic,6531.0.html
> 
> Does anyone in this list has similar problem with changing ip address?
> I wrote two little script /etc/ppp/ip-up and /etc/ppp/ip-down that solve this 
> problem in case of PPPoE wan connection.
> If anyone is interested I will send it.
> 
> Regards,
> Dominko

If asterisk is running on the NAT gateway, and the media paths all go through 
asterisk (canreinvite=no), then no NAT should be involved with VoIP since 
asterisk will have a public IP (though changing) address.

Was this your situation, and you still had a problem?

Lonnie


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