Outgoing emails are not being delivered. The mail server is MailEnable.
The following errors are shown in the MailEnable SMTP-Debug log:
ME-I0026: [71F2BE266CCF446CA0B9225A0DD2D496.MAI] Sending message ME-E0042: [71F2BE266CCF446CA0B9225A0DD2D496.MAI] - SMTP Connection DNS Server could not resolve domain name (yahoo.com) in a timely fashion. Check DNS Server settings. ME-E0059: [71F2BE266CCF446CA0B9225A0DD2D496.MAI] Message Delivery Failure. Attempt (0): Could not connect to mail server for domain (yahoo.com). The remote mail server could not be contacted at this time. Message has been requeued.
The configured DNS server does not work.
- Network connection issue
Update Mail Enable DNS configuration:
- Open MailEnable MMC.
- Go to Servers > localhost > Services and Connectors > SMTP > Properties.
- Check that the configured DNS server is working and that connection to the DNS from the server is possible. If this connection is not possible, use the Google DNS - 126.96.36.199.
Make sure sever is able to resolve any public host:
ping autoinstall-win.plesk.com Pinging autoinstall-win.plesk.com [188.8.131.52] with 32 bytes of data: Request timed out. Request timed out. Request timed out. Request timed out. Ping statistics for 184.108.40.206: Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),
If the output like above, please contact your network administrator then.