Hi, Le 24/09/2017 à 20:48, Kevin a écrit : > Hi, I just started with OpenSMTPD and I was able to get it up and > running (with Dovecot) in just one day. It's a real pleasure to use > and configure, so thank you! > > My question is: how do I only allow relay for authenticated users? > > #accept from any for any relay via tls+auth://la...@smtp.sendgrid.net > auth <secrets> > > If I understand the above correctly, somebody could connect to port > 25, not authenticate, but still send an email which would relay to > sendgrid. However, I don't want to enforce authentication on 25 > because then I can't receive email for my domains as an MX server.
Just `accept from local` instead of `from any` in the line I’ve left above, and it should work the way you want. ;) Which is what examples do btw, except that `from local` being the default it’s not specified. Bruno
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