smtp relay

I am wanting to use a Plesk server(Plesk1) as SMTP Relay for another Plesk server(Plesk2) which is hosted on Azure meaning it does not have access to port 25. I have set everything up according to guides that I have been able to find but I cannot seem to find any information on which user on the...

Hello, I have a Plesk server running on DigitalOcean. DigitalOcean IP addresses all get blocked on one Spam list no matter what you do. This causes a rare amount of outgoing emails sent from Dovecot/Postfix to bounce back. I found a way to fix this by rerouting your outgoing mail server to use...

Hi, After some researches, I found that it is not possible to define a custom SMTP Relay for a specific domain through Plesk. I read some posts in this forum saying that it is possible by modifying postfix (transport, main.cf etc.). Can someone explain the steps to perform that very simply...

Hello, i use a private vpn service to route all my internet traffic over it. I get problems, with my mail accounts like Gmail, Outlook, GMX when sending from Mac Mail. When i try to verify i get the message: The Server response was unknown ( 46.x.x.x ) Client Host rejected: Access denied...

hello everyone after i setted on relaying with smtp authentication on mailserver settings. still is there possibility to send email to local mailbox without any authentication? is that not weird? i want also smtp authentication for the local mailboxes because of there is tons of mails sending...