On Fri, Dec 19, 2025 at 10:21:31AM -0500, Dennis Putnam via Postfix-users wrote:
> > - The "localhost" domain is the "local" address class, i.e.
> > is listed in $mydestination.
> >
> > - The "cufsalumni" user is not listed in $local_recipient_table
>
> But indeed it is. My local_recipient_maps contains cufsalumni@localhost
Wrong lookup key: "cufsalumni" != "cufsalumni@localhost"
The table syntax is documented, checking the table syntax docs
for the key and value syntax is a necessary habit.
> > > gmail.com gmail.com
> >
> > You **REALLY** DO NOT want to be a open relay for "gmail.com", any
> > spammer who figures out that's the case will abuse your system to
> > relay spam to GMail, until you're blocked by Google.
>
> I'm not. I use fetchmail to retrieve email from certain accounts. That gets
> fed to mailman which rejects mail from non-members.
You say that "gmail.com" is in relay_domains, that's a mistake.
Fetchmail needs to submit mail either locally via "sendmail",
or, if via SMTP,from a trusted IP address that does not require
foreign domains in "relay_domains".
--
Viktor. 🇺🇦 Слава Україні!
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