Hello Ramin, RA> I don't know what the problem is but: RA> Why don't you upgrade to 2.4 kernel as opposed to 2.2.18? RA> Why don't you upgrade to iptables as opposed to ipchains? I am going to test redhat 7.1 in this week. anyhow, the stability is a critical point for this system, and I don't have experience working with the kernel 2.4 Regards, fabian >> Thanks for your replys, then.. someones try to compile the kernel >> 2.2.18 with wrr-010302 (wrr-linux-2.2.18.patch) / >> + bridge-0.0.9-against-2.2.18.diff / >> + bridge-ipchains-against-0.0.9-against-2.2.18.diff ??? >> I get error making modules :(