Ethernet wiring punch down phone telephone diagram block running over lines two 10baset should work Wiring rj11 rj jack cat5e connector rj12 diagram telephone using use circuit Home networking
Standard wiring rj11 rj12 connectorpairs
home networking - Running Ethernet over two phone lines - Super User
Standard Wiring Rj11 Rj12 Connectorpairs | Wiring Circuit Diagram