Ethernet 10Base-T Straight-thru Patch Cord

RJ45 PLUG RJ45 PLUG
T2  1 White/Orange 1  TxData + pair 2/-
R2  2 Orange 2  TxData -
T3  3 White/Green 3  RecvData +
R1  4 Blue 4  pair 3
T1  5 White/Blue 5
R3  6 Green 6  RecvData -
T4  7 White/Brown 7
T4  8 Brown 8