No additional file needed for now. We are still analyzing it.
Do you have third party firewall software on your secondary machine?
As for the Windows 7 viewer app, if it cannot discover the server did you at least try to manually enter the IP address?
If not, please try it with the most recent Windows 7 Viewer app v0.9.33.
strange.. this message should only show up if you are trying to connect to its own IP address..
Are you sure you are connecting to the IP address of your primary machine and not the IP address of your secondary machine?