On Jan 28, 2014, at 12:01 PM, Noel Jones <njo...@megan.vbhcs.org> wrote:
>> It appears the client did not authenticate. Does your SASL backend >> offer the LOGIN mechanism? Some outlook versions won't use the >> PLAIN mechanism that most other clients prefer. >> >> Are you sure they're connecting on port 587? It's helpful to add a >> custom syslog name to the master.cf submission entry so you can tell >> in the logs. >> >> # master.cf >> ... >> submission ... smtpd >> ... >> -o syslog_name=postfix/submission To close this thread, it's working fine after telling the user to enable the checkbox in the Outgoing Server config that says, "My server requires authentication." Thanks again. -Terry Terry Barnum digital OutPost http://www.dop.com