[asterisk-users] sip forward behind a nat

[nik600]

On 11/14/06, Vicky <vicky.r at gmail.com> wrote:
> One more thing i would like to point out is that softphones like sjphone use
> some freeware stun server to detect nat on network (as a client ) . Asterisk
> ( as client ) cannot use external stun server to detect nat type
> automatically so i think thats why it isnt able to make calls while
> softphone works . Port forwarding should help here .Also edit sip_nat.conf
> after port forwarding but it will be a burden to setup if asterisk is on
> dynamic ip  .

Ok, i've resolved editing sip.conf and adding:

externip= my_public_ip
localnet=192.168.100.0/255.255.255.0

and the opening the port 5060 on the firewall.

Many thanks to all