. . . > I would imagine that Postfix can only authenticate to > servers that have entries in /etc/postfix/sasl_passwd. > > smtp_sasl_password_maps (default: empty) > > Optional Postfix SMTP client lookup tables with one > username:password entry per sender, remote hostname > or next-hop domain. Per-sender lookup is done only > when sender-dependent authentication is enabled. If > no username:password entry is found, then the > Postfix SMTP client will not attempt to > authenticate to the remote host. > > But it seems unlikely that you'd have put an entry there > for a server of yours that doesn't authenticate. > > Perhaps you need to add that server to debug_peer_list > and see what the extra logs say. > > cheers, > raf
I believe I have that correct, per examples (and it is working mostly as expected) /etc/postfixsasl_passwd takes this form: j...@aaa.com joea@AAA:ADADAD j...@aaad.com j...@aaad.com:ADADAD2 As said, this appears to work and does not interfer with incoming email that goes to a local host, unauthenticated, in all but one case. joe a