On Tue, 09 Sep 2014 17:21:06 +1200
Steve Holdoway <[email protected]> wrote:

> I really never did get the hang of this... much like Mondays.
> 
> I have a little linuxgateway box that delivers the usual
> DNS/DHCP/squid/squidguard etc services, and it also runs as a VoIP
> gateway.
> 
> At the moment I have a SIP softphone running, and when away from home,
> I access the Asterisk server over a VPN... I've seen the volume of
> attempted hacks if you leave SIP on the internet!
> 
> I would like to use an IAX2 extension instead, and access the exchange
> directly. To do this with a single configuration, I'd like to be able to
> redirect traffic that is sent to the (static) external IP address from
> an internal source.
> 
> I'm sure that iptables can do this, but it's beyond me today. 
> 
> Any suggestions??
> 
> Cheers,
> 
> Steve

hi,
something like this should do the trick:

iptables -t nat -A PREROUTING -i <external interface> -p udp --dport 4596 -j 
DNAT --to-destination <dest ip>:4596

aaron m
_______________________________________________
Linux-users mailing list
[email protected]
http://lists.canterbury.ac.nz/mailman/listinfo/linux-users

Reply via email to