Just purchased new LG Hp 3D tv has cat 5 hook up
of course it is a smart TV with cat 5 hook up
my dish network box has cat 5 hook up
my Integra recevier hs cat 5 hook up
my Blue ray player has cat 5 hook up
do you need all of them hooked up to the internet or just one.
please advise.
electronic smart back in the 80's not today