I know on Ubuntu I always disable the wretched systemd-resolved because it absolutely screws up DNS. I suspect that's your gremlin. Here's my usual recipe:
systemctl stop systemd-resolved systemctl disable systemd-resolved # add after [main] in /etc/NetworkManager/NetworkManager.conf dns=default rm /etc/resolv.conf # restart networking (systemctl restart network-manager) or reboot ED. > On 2021, Sep 13, at 6:30 AM, Simon Hoffmann <[email protected]> > wrote: > > >> Hey, >> >>> in my smtpd.conf file I have "relay smtps://host.domain.tld" >> to be sure the whole smtpd.conf would be useful. >> Although it looks like wrong syntax. Should probably be "relay host >> smtps://x.y.z" > > sorry, i was lazy and wrote this only by memory, as i know the syntax is > correct and > it is working, only with the wrong IP. > > The problem was not the syntax but the resolving of names, so i didnt think i > need to > copy the whole line. > > However, here it is :) > > action "relay" relay host smtps://uhura.hoffmann.computer helo > mx01.klm.hoffbox.net > > But: i managed to come up with some workaround, i will report soon. > > Simon > > >> >> >>
