I have similar experience with 2.6.17 ( patch-o-matic ng ) and 2.6.18 ( vanilla ). Now I really wonder if the sip conntrack is working. ----- Original Message ----- From: "Siqhamo Sifo" <siqhamo@xxxxxxxxxxxxxx> To: <netfilter@xxxxxxxxxxxxxxxxxxx> Sent: Monday, August 14, 2006 5:56 PM Subject: Sip Connection Tracking > I recently recompiled my kernel with Sip support and now I have a problem > with > ip_nat_sip and ip_conntrack_sip.They do not seem to be working , see I do > port > forwarding to my asterisk box behind the NAT and I can connect > successfully from outside using xlite.The problem is that I do not get any > audio , reason being that when I take a look at the packets which r > coming from my asterisk box thorough the nat I find that I the SIP headers > under the SDP section the connection address still refers to my asterisk > box behind the NAT and hence the RTP packets r sent to my 10.* ip which > does not make sense . > > Siqhamo > > >