falkos Bookmarks zu spf

How To Implement SPF In Postfix | HowtoForge - Lin...

http://www.howtoforge.com/postfix_spf

This tutorial shows how to implement SPF (Sender Policy Framework) in a Postfix 2.x installation. The Sender Policy Framework is an open standard specifying a technical method to prevent sender addres...

postfix spf sender policy framework postfix-policyd-spf-perl openspf.org linux server spam