Verify twisted pair wiring installation, including 10Base-T and Token Ring configurations. Quick detection of opens, shorts, miss-wires, reversals and split pairs in UTP/STP cabling for T568A, T568B, 10Base-T, and Token Ring configurations. Includes a debug function tp pinpoint error type and location. Test RJ45 and RJ11 cabling in 4-, 6- and 8-pin configurations easily and accurately.