Author: Jeremy Harris Date: To: exim-users @ exim. org Subject: Re: [exim] SMTP protocol violation, 3ware RAID controller
Frank wrote: > I'm trying to enable a 3ware RAID contoller to be able to send email
> alerts through exim4 (a Debian package, 4.50-4), and exim is rejecting
> the emails with "SMTP protocol violation: synchronization error (input
> sent without waiting for greeting): rejected connection from
> H=[127.0.0.1] input="helo qo21\r\n"
See discussion of the smtp_enforce_sync option, in the docs