- Plesk for Linux
Mail delivery fails.
The following error records are found in
CONFIG_TEXT: warning: connect to Milter service inet:127.0.0.1:12768: Connection refused
NOQUEUE: milter-reject: CONNECT from example.com[203.0.113.2]: 451 4.7.1 Service unavailable - try again later; proto=SMTP
pc-remote service is stopped
Connect to the server via SSH.
Start the service and try to send mail again:
# service pc-remote start
If the issue persists, run the the following command:
# plesk repair mail
Via Plesk interface
Go to Tools & Settings > Scheduled Tasks > Add new
Input the command one by one and click Run Now:
CONFIG_TEXT: /usr/sbin/service pc-remote start
/usr/sbin/plesk repair mail