If you need one, who is already done, look here: http://www.freshnet.org/debian/dapper/postfix/
I use them until its officially backported. If you think these packages are not good to use, please reply here. -- Request Postfix 2.3 Backport https://launchpad.net/bugs/55599 -- ubuntu-backports mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-backports
