Elecbob, you're not in Kansas any more!
Push-in jacks= keystone jacks
Load end= work stations or extension jacks
Line end= telephone or server closet/room
You have to learn to talk the talk and walk the walk! This isn't electrical work.
For the phones I ordered a 3COM 3C16702A hub.
Huh? That's an ethernet hub for the network. Why are you supplying that anyway. That's up to the computer guy to provide.