On 5 Jan 2022, at 11:40, Crystal Kolipe wrote: > Have you actually changed the default /etc/mail/smtpd.conf to listen for > external connections?
No. > By default it only listens on the loopback interface, (and local socket). Ah. That probably explains that then. I don't actually want to use OpenSMTPD, I was just using it as a way to test my experimental pf rules. I'l try to find some other way to test them. Thanks both for your replies and links to reading materials. Cheers, Sean
