Remote SMTP Server Returned: 503

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GermanMatta
Posts: 1
Joined: Fri Dec 13, 2019 3:13 pm

Remote SMTP Server Returned: 503

Post by GermanMatta » Fri Dec 13, 2019 3:33 pm

Good day.
I am configuring the mail server for the first time, but it does not let me avoid external mails. Any help, what am I missing?
Thank you very much



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Recipient: [SMTP:gerima04@hotmail.com]
Reason: Remote SMTP Server Returned: 503 This mail server requires authentication when attempting to send to a non-local e-mail address. Please check your mail client settings or contact your administrator to verify that the domain or address is defined for this server.



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