Here you go http://www.voip-info.org/wiki/view/Asterisk+firewall+rules . You can also set your rtp.conf properly and open very few rtp ports instead of all 10000-20000 udp ports .
On 22/09/2007, Guenther Sohler <[EMAIL PROTECTED]> wrote: > > Hallo, > > I'd like to correctly set up my firewall in my system for udp and asterisk > > I have got a server, which has got one static ip adress to the internet. > Asterisks is running on this server. > It registers at sipgate.at and mujtelefon.com > The Server also does nat to the my intranet, where my pc and my hardware > sip > phone sits. The Hardware sip phone registers to asterisk on my server > from its intranet ip adress. Everything works fine. > > The question is just: How to code good stateful firewall rules with > iptables > and netfilter_sip ? > What would be apropriate to my system ? > > rds > > -- > GMX FreeMail: 1 GB Postfach, 5 E-Mail-Adressen, 10 Free SMS. > Alle Infos und kostenlose Anmeldung: http://www.gmx.net/de/go/freemail > > _______________________________________________ > > Sign up now for AstriCon 2007! September 25-28th. > http://www.astricon.net/ > > --Bandwidth and Colocation Provided by http://www.api-digital.com-- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users >
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