NethServer Version: 7.9.2009 (final) Module: Email, SOGo Hi folks, after installing a new nethserver on a IONOS VPS server I am able to receive mail, connect via IMAPS and also send mails internally between the created users. But sending emails to addresses outside the nethserver is not possible…

Hi @sehne [image] sehne: Why does postfix try to send on port 25? I have a LE certificate installed and wonder why postfix does not use port 465. Just for your Info: All mails between Mailservers in the Internet are sent via Port 25, unencrypted! If any encryption is used, it’ still must us…

Can't send emails from VPS nethserver

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Andy_Wismer (André Wismer) July 22, 2023, 5:49pm 5

Hi @sehne

Don’t forget this, it may help someone else:

My 2 cents
Andy