yes it's possible, maybe this link will help. http://www.gentoo.org/proj/en/dynfw.xml Pascal >Op woensdag 14 mei 2003 00:43, schreef Calvin: > Dear all, > > I am a newbies in netfilter, just a question in my mind, would it be > possible to dynamically changing the iptables from a module? For example, > if i see a paticular message from a pc, then I update the iptable to allow > outgoing communication frmo that pc. Or there is some other way to achieve > > Is it possible to do it? > > Or... is it possible that the iptables can be updated by a C++/C programe > by executing a shell script to update the iptables? > > Thanks for any advices. > > Calvin