conntrack could help you in this issue. ----- Original Message ----- From: "bino-psn" <bino@xxxxxxxxxxxxxxxxxxxx> To: <netfilter@xxxxxxxxxxxxxxxxxxx> Sent: Tuesday, March 02, 2004 9:35 PM Subject: request and reply/respon packets > Dear All. > Is there any way to know whter a packet is a "request" or "reply/respon" > packets ? > > I want to make a different rule between those two, and the packet is > "coming" via the same interface and from the same network. > > Sincerely > -bino- > > >