Att Data Phone Jack Wiring Diagram

Att nid wiring diagram : 1 / a wiring diagram is a simplified Nid photographic representation conventional simplified ‎can someone explain this wiring?

Att Nid Wiring Diagram : 1 / A wiring diagram is a simplified

Wiring att explain someone internet

Att Nid Wiring Diagram : 1 / A wiring diagram is a simplified

‎Can someone explain this wiring? | AT&T Community Forums