netfilter.org is home to the software of the packet filtering framework inside the Linux 2.4.x and 2.6.x kernel series. Software commonly associated with netfilter.org is iptables.|
Software inside this framework enables packet filtering, network address [and port] translation (NA[P]T) and other packet mangling. It is the re-designed and heavily improved successor of the previous Linux 2.2.x ipchains and Linux 2.0.x ipfwadm systems.
This mailinglist is used for discussion among netfilter/iptables developers. All of the netfilter core team is present on this mailinglist, as well as lots of the netfilter contributors.
More information available at Netfilter Home.