So, it's like what I thought. This has nothing to do with IP resolution. It's just ansysli_server couldn't start on port 2325 for some reason.
If everything is working correctly, your next line is supposed to show
Because ansysli_server couldn't start, you can't use any feature that would call it. That includes setting license preferences.
It's something on the systems preventing this or it's just because of the OS incompatibility.