OK, so right now I'm using Comcast, but there is fiber that has been deployed in my neighborhood that should be faster and cheaper. I'm paying WAY too much a month. The only issue is that the fiber ...

First, I will describe my cable company setup: ADSL internet is routed through a ZyXEL P-660HN-51 router. From there, an ethernet cable goes to a HomePNA box and from there a coaxial cable is wired ...