Alternatives to Postfix
Qmail
3 Apr 2016 ... Kansas-Pandakc · Michigan-Auchnet (timestamp.html bad) ; UUNET New York- qmail.org; Sprint Pennsylvania Pair ; AT&T, GLBX, Sprint, & Level 3, Australia- Glasswings · AustraliaIlisys
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Exim
Free
Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
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