FWGMills and LER - My STB's are connected to the RG using my existing RG6 coax. I don't use CAT5 as you illustrate FWGMills. Like LER says, each of the STB's have a 10/100 Ethernet port that I've connected switches and devices to (Slingbox, PS3, HDA2, etc. in my HT setup). My dilemma is, since...