Release Notes: This version fixes a number of small but persistent issues, rounds off the IPv6 support, and adds an important feature for many users of the Lua scripts. In addition, scalability on Solaris 10 has been improved. This release is identical to RC3.
Release Notes: This version contains a new "packet cache", which delivers a major performance boost. Multiple threads can now be used to benefit from all available CPUs. There are lots of new features, enhancements, and bugfixes.