NETWORKING COLOUR ASSIGNMENT

ENGINEERING AND MAINTENACE

CROSS OVER CABLE (T568B)


RJ45 PIN# WIRE COLOUR DIAGRAM END RJ45 PIN# WIRE COLOUR
(END1) #1 (END2)

1 White/orange 1. white/green
2 Orange 2. green
3 White/green 3. white
4 Blue 4. white/brown
5 White/blue 5. brown
6 Green 6. orange
7 white/brown 7 blue
8 Brown 8. white/blue

Cross over Ethernet cable pin outs.


STANDARD, TRAIGHT THROUGH WIRING (BOTH ENDS ARE THE SAME):





RJ45PIN# WIRE COLOR WIRE DIAG. 10BASE-T SIGNAL 1000BASE-T SIGNAL
(T568A) (T568A) 100BASE-TX ‘’

1. white/green transmit+ BI_DA+
2. Orange transmit- BI_DA-
3. white/green receive+ BI_DB+
4. Blue unused BI_DC+
5. white/blue unused BI_DC-
6. Orange receive- BI_DB-
7. white/brown unused BI_DD+
8. Brown unused BI_DD-

STRAIGHT-THROUGH ETHERNET CABLE PIN OUT FOR T568A:










RJ45PIN# WIRE COLOUR WIRE DIAG 10BASE-TSIGNAL 1000BASE-T SIGNAL
(T658A) (T658A) 100BASE-TX ‘’
1. white/orange transmit+ BI_DA+
2. Orange transmit- BI_DA-
3. white/green transmit+ BI_DB+
4. Blue unused BI_DC+

5. white/blue unused BI_DC-
6. Green receive BI_DB-
7. white/brown unused BI_DD+
8. Brown unused BI_DD-

STRAIGHT THROUGH ETHERNET CABLE PIN OUT FOR T568B.