Finn, Did you test it also from the outside of the server? Maybe the firewall was not persistent. Use an other cliënt maybe Thunderbird on your phone and see if that one works.
Regards, Peter Eric Broch <[email protected]> schreef op 25 augustus 2025 15:40:26 CEST: >Thank you, Finn! > >On 8/25/2025 4:48 AM, Qmail wrote: >> Hi Eric / List >> >> I'm having some issue with my port 587 - I have used port 465 for a long >> time but rumours has it that port 587 is preferred 🤨 due to safety >> >> Well it is was working when submitting mails after being enabled (Sunday) >> but this morning - NOPE error message :'You have to check the settings in >> outgoing server bla..' so I had to investigate.. >> >> In doing that I found a nice tool testssl.sh that shows a lot of info >> regarding ssl/tls starttls (and a lot of other fancy things) and want to >> share it in case you don't. >> >> You can clone the dir or run in a container... >> >> git clone --depth 1 https://github.com/drwetter/testssl.sh.git >> >> You can also pull a container from dockerhub and run the tool - docker run >> --rm -ti drwetter/testssl.sh -t smtp localhost:587 - I haven't tried this >> though - more info in Readme.md from https://github.com/drwetter/testssl.sh >> >> Cd to the directory testssl.sh >> >> I tested my port 587 by doing ./testssl.sh -t smtp localhost:587 >> >> >> >> Regards >> >> /Finn >> >> PS I'm almost sure it's Thunderbird that is causing my issues >> >> >> >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: [email protected] >> For additional commands, e-mail: [email protected] >> > >--------------------------------------------------------------------- >To unsubscribe, e-mail: [email protected] >For additional commands, e-mail: [email protected] >
