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postal smtp problem

Email Speed
New Member


I followed your youtube video and blog article on how to install postal smtp on ubuntu.

I did everything step-by-step but emails are not sending.

I attached below 2 screenshoots to see the error exactly.

Please help me understand why this problem occured, also I checked and port 25 is opened.

Topic starter Posted : 07/12/2020 7:14 pm
Hasan Aboul Hasan
Prominent Member

Hi friend, please check if port 25 ios opened in your VPS server.

what VPS company you are using?

Posted : 12/12/2020 8:24 am