Have you tried a tool like the TCP Port Scanner in the Engineers Toolset, or a free tool like Advanced Port Scanner 1.3 on the Orion server running against that host to see if either are those are able to connect to TCP Port 25?
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Have you tried a tool like the TCP Port Scanner in the Engineers Toolset, or a free tool like Advanced Port Scanner 1.3 on the Orion server running against that host to see if either are those are able to connect to TCP Port 25?