10Base-T Straight Thru Patch Cord Posted on February 27, 2017 by Brandy McNeil 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 pair3 T1 5 White/Blue 5 R3 6 Green 6 RecvData – T4 7 White/Brown 7 T4 8 Brown 8