Re: IP ACL’s for smtpd port 25 and not submission

I'm pretty sure that postscreen documentation says don't use postscreen for mail user agents (i.e. submission or smtps). Wietse

Re: IP ACL’s for smtpd port 25 and not submission

> On Feb 10, 2018, at 11:17 AM, J Doe wrote: > > With postscreen doing the IP ACL work, from what I understand > this extends to *both* smtpd and submission smtpd. No, that's wrong. It takes quite a bit of care of enable "postscreen" on both port 25 and port 587,

IP ACL’s for smtpd port 25 and not submission

Hi, I currently use postscreen on my Postfix version 3.1.0 mail server. I implement IP ACL’s via it to ban malicious connections (generally from xDSL IP blocks), against smtpd running on port 25. I have recently configured and turned on submission with SASL. With submission available, I