Thanks. If I remove $myorigin than all mail ends up going to @mx.example.com and bounces.
postconf -n output https://pastebin.com/WwVdT8CF >> On Feb 7, 2020, at 12:59 PM, Bill Cole >> <postfixlists-070...@billmail.scconsult.com> wrote: >> >> On 7 Feb 2020, at 13:01, xegr...@gmail.com wrote: >> >> Hi. In a new install of Postfix 3.4.7-0+deb10u1 on Debian buster, I would >> like Postfix to append $myhostname instead of $myorigin to local mail with a >> From header containing just a username, like cron or fail2ban emails. > > Then just don't explicitly set $myorigin. Its only purpose is to qualify bare > local-parts and it defaults to $myhostname. > > If for some reason that is unacceptable, see > http://www.postfix.org/DEBUG_README.html#mail for how best to document your > problem to get useful help here. A selection of the configuration directives > that you *think* are relevant is much less useful than your actual "postconf > -n output." > > > -- > Bill Cole > b...@scconsult.com or billc...@apache.org > (AKA @grumpybozo and many *@billmail.scconsult.com addresses) > Not Currently Available For Hire