Mails are not received in Plesk with Plesk Premium Antivirus (DrWeb), the emails are bounced with the following message:
A message with the following attributes was not delivered because it contains an object which cannot be checked by antivirus.
Relaying such messages is blocked by administrator.
The filter fails to pass object to the DrWEB daemon
Another service is using port 3000 which should be used by Plesk Premium Antivirus (DrWeb):
# netstat -putan | egrep ":3000|:3030" | grep LISTEN
tcp 0 0 127.0.0.1:3030 0.0.0.0:* LISTEN 1441/grafana-server
tcp 0 0 127.0.0.1:3000 0.0.0.0:* LISTEN 1644/grafana-server
Connect to the server via SSH
Stop the 3rd party service to free up the port 3000:
# systemctl stop grafana-server
Restart DrWeb daemon service:
# systemctl restart drwebd