On Tue, May 9, 2006 07:37, Sagara Wijetunga wrote: > Hi all > > I'm trying to prioritize the out going SIP related > traffic from my desktop computer. > > I tried: > > iptables -t mangle -A POSTROUTING -m helper --helper \ > sip -m state --state ESTABLISHED,RELATED \ > -j ... > > It simply doesn't detect SIP related traffic! Perhaps only NEW traffic passes the mangle table, just like the nat table.. If that is the case, ESTABLISHED and RELATED packets are (probably) treated the same way as the NEW packet. But, I'm not sure about this.. Did you test that ? Gr, Rob