I've switched my Internet service from Cox Cable to AT&T DSL and now
want to extend my local ethernet from my upstairs office to the living
room downstairs.  Rather than running a new Cat5 cable outside the
house, I see that the existing obsolete RG6 (75 ohm) Internet cable

I am in the process of designing a mid-size network (~300 connections)
and I play with the idea of having 2 levels of patch-panels.
My physical design is based on the idea of not having to modify the
servers room (walls, roof, floor, concretes, etc.) if new cables are

I've done PC repair work as a side business on the weekends for years now
and recently I have a customer that wants me to install a network in a small
dentist office.  It is a new building and I will be installing 10 computers.
There will be a computer at all 6 dental chairs one at ...