On Mon, 24 Aug 2009, Oscar m Cruz wrote: > as soon as possible i need to block all kind of messages coming from an > unkown account inside my server, its mean something as taking some unknown > identities from my domain > > for instance: unknownacco...@mydomain.com -> to m...@mydomain.com happing > with most of the mail account
See http://www.postfix.org/postconf.5.html#smtpd_reject_unlisted_sender -- Sahil Tandon <sa...@tandon.net>