Release Notes: This release fixes a crash in xt_pknock when the chosen hash could not be found as well as taking a wrong code branch. The DNETMAP module now works for kernels older than 2.6.34. Kernels older than 2.6.29 are no longer officially supported.
Release Notes: Support for Linux 3.9 was added. The iptaccount tool was miscompiled on PPC, which has been fixed.
Release Notes: Support for Linux 3.8 was added.
Release Notes: The 2.x series supports Linux kernels from 3.7 onwards. (For older kernels, use the xtables-addons 1.x series.)
Release Notes: The xt_psd module gained IPv6 support.
Release Notes: This release resolves compile/link errors with the IPv6 TARPIT plugin for Linux kernels older than 2.6.38.