If may ask.. What is the purpose if the backslash? Couldn't you do the same thing and just leave out the backslash?
In that specific yes, he could've left it out, as you were already in the root folder.
How do u know its fake?
that computer may have wireless n card of stronger signal
possible, but the network showed it with a bunch of other problems including the fact that no devices could connect with the real network until the router was reset. So i am speculating that the network itself may be rogue
How long do you have it?
Usually most antiviruses that come with an active firewall automatically disable windows firewall to avoid conflict