It finally started working after I added "Client For Microsoft Networks" and "NetBeui" protocol to the LAN interfaces. The Windows system event viewer showed a dependency between RRAS and NetBeui. Al ...
I tried inserting the "_allow_privateNIC_disconnect=true" in the config.ini file [misc] section. It did not solve the "MEDIA CONNECT STATUS: unknown" error.
I installed the trial version FirstSpot 2.0 according to the guide and I keep getting "Media Connect Status: UNKNOWN" error everytime I try to start FirstSpot from the Configuration Manager.