Copy the attached file, zipNetworkSetting.cmd, to the d:\ directory and run it. It will create a backup file, NetworkBak.zip, of most of you network setting.
And backup your RiGuru by open a command window and type
d:
cd \
zip -r RiGuru-<tester name> RiGuru\repository
replace <tester name> with your tester name
You can put the zip file on a USB stick and use it to restore the network settings.