http://www.sendmail.org/~ca/email/cyrus/sysadmin.html http://www.sendmail.org/~ca/email/authrealms.html O AuthMechanisms=LOGIN PLAIN DIGEST-MD5 CRAM-MD5 -- /usr/sasl/Sendmail.conf -- or /usr/lib/sasl/Sendmail.conf pwcheck_method:shadow ----------------------------- -- sendmail.cf -------------- #R$* $#error $@ 5.7.1 $: "550 Relaying denied" #R<TEMP> $#TEMP $@ 4.7.1 $: "450 Relaying temporarily denied ... #R<FORGED> $#error $@ 5.7.1 $: "550 Relaying denied ... #R<FAIL> $#error $@ 5.7.1 $: "550 Relaying denied. IP name lookup failed .. telnet localhost 25 ehlo localhost 250-AUTH LOGIN PLAIN <--- ok