[Dovecot] Why is dovecot involved in my smtp process

[Peter A. Giessel]

> 

> I've been trying to get smtp auth set up for days. All my sendmail and sasl2 stuff seems to be proper, but the user can't use the system on port 587, which is where I require authorization.

My guess is that your sasl2 configuration is configured to use your imap server to authenticate users. Check your sasl2 software's documentation.