> 1) One IP connection via a T-1. Second IP connection via GRE tunnel > carried on first. > > 2) One IP connection via a T-1 that doesn't have transit, only peering > with providers B and C. IP connections via two GRE tunnels to providers > B and C. > > 3) One IP connection via MPLS over T-1. Second IP connection via > different MPLS virtual circuit over the same T-1. > > 4) One IP connection via Frame Relay over T-1. Second IP connection via > Frame Relay over the same T-1. > > 5) One IP connection via a T-1. Second IP connection via a different T-1 > that is multiplexed on the same DS3. > > 6) One IP connection via a T-1. Second IP connection via a different T-1 > that is on separate physical pairs, but in the same cable bundle.
you left out one connection via a chevy full of hollerith cards and the second a canoe full of 7 track tape in waterproof containers. we now return you to the real internet, where we invent new usefull things occasionally but try to refrain from redefining well-understood terms on a daily basis (unless we are in marketing). randy