[asterisk-users] Asterisk behind a PIX firewall?

[Matt]

Enabling the fixup breaks the registration.

On Nov 27, 2007 10:30 AM, Ricardo Carvalho <rjcarvalho.lists at gmail.com>
wrote:

> Try to just open port 5060 for SIP signaling on the PIX and also enable
> the INSPECT SIP rule. That way, your PIX firewall will inspect SIP
> signalling and open the necessary UDP ports for the RTP.
>
> If you have NAT uptream in the network, you should see if in the layer 4
> the IPs shown in the SIP messages got rewritten by its public IPs, it should
> have, or else you'll never get it working right.
>
>
> Regards,
> Ricardo Carvalho.
>
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