Separating Dovecot and Postfix

[Josef 'Jeff' Sipek]

On Fri, May 14, 2021 at 12:37:15 +0000, White, Daniel E. (GSFC-770.0)[NICS] wrote:
> I am struggling to update a very old set of mail servers.
> Some are supposed to be relays (MTAs by my understanding) while others are
> where the mailboxes live (MDA)
> 
> In rebuilding the MDA servers, is postfix required on the same server or
> can dovecot connect to postfix on a separate MTA server ?  The old MDAs
> have both installed, but the config files are a mess.

They can live on different servers.  I have two - one with postfix and
mailman, and a second one with dovecot.  Postfix delivers mail to dovecot
via lmtp.

Jeff.