During the Agent installer, the attached error message appears stating "An Internal issue has occurred".
The current Launcher.log appears to be running on port 3566 and this log shows that port 3566 is not a open port and thus Launcher fails to listen.
On the Internet Browser type http://monitored hostname:3566. If it brings up "page not found" this means the port 3566 is not bidirectional.
However, the port 3566 is bidirectional and another machine connects well.
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