mailcow community
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Postfix
Postfix-related? (SMTP) This!
Some Users are on second imap server
Can't send or receive, but relay test works.
Block Outgoing Emails to all domains except one or several
Recomendations for an internal, local-only email server
Sending email takes 30 seconds
Temporary rate limited response when forwarding some emails to Gmail
Archive bcc to another host?
"Send as" from Gmail adress
I can't send mail to Gmail addresses
How to configure mailcow as a smarthost
SSL-Check deutet auf Fehler???
Max Connection Rate Einstellung?
Helo command rejected: need fully-qualified hostname
Relay domain doesn't use the SMTP relay
Port 587 ohne TLS
MailCow in Heimnetzwerk NAT
Can't get any external incoming emails except from noreply (internal)
"554 Message not accepted due to failed RFC compliance "
migrated my server and now i can't send
[Probably another] open relay question
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