Patent ID: 7746905

Claim:
A system for coupling one or more telephone sets to first and second distinct telephone networks external to a building and for coupling first and second digitized telephone channels carried in a wired local area network (LAN) in the building, the system comprising: a telephone adapter coupled to the wired LAN and couplable to a telephone set and operative to couple the telephone set to of the first and second digitized telephone channels; a first service adapter coupled to a first point in the wired LAN and couplable to the first telephone network, said first service adapter being operative to couple the first digitized telephone channel to the first telephone network; a second service adapter distinct from said first service adapter, couplable to a second point in the wired LAN, the second point being spaced from the first point, said second adapter being couplable to the second telephone network, said second service adapter being operative to couple the second digitized telephone channel to second telephone network; and a router coupled to the wired LAN and operative to couple said first and second digitized telephone channels to said telephone adapter, for allowing the telephone set to be coupled to the first and second telephone networks.