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Can't connect to 18.104.22.168 on port 25: Timed out
Firewall? TCP port 25 incoming needs to be opened. Check your router. Check your software firewall configuration. In the Windows firewall, allow mercury.exe.
Tip: if you only have one mail server, it is easy to do away with a large volume of ...
I don't understand how Mercury was able to accept the mail from 22.214.171.124 when it is outside the allowed range of IP addresses. Am I missing something here?
Is there any further configuration I need to carry out to ensure that Mercury only accepts SMTP connections from the allowed ranges?
It's not clear ...