21
A.2 RJ-45 Cable Pin Assignment
There are 8 wires on a standard UTP/STP cable and each wire is
color-coded. The following shows the pin allocation and color of
straight cable and crossover cable connection:
Straight Cable
Crossover Cable
SIDE 1
SIDE 1
SIDE 2
SIDE 1
SIDE 2
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
SIDE 2
1 = White/Orange
2 = Orange
3 = White/Green
4 = Blue
5 = White/Blue
6 = Green
7 = White/Brown
8 = Brown
1 = White/Orange
2 = Orange
3 = White/Green
4 = Blue
5 = White/Blue
6 = Green
7 = White/Brown
8 = Brown
SIDE 1
SIDE 2
1 = White/Orange
2 = Orange
3 = White/Green
4 = Blue
5 = White/Blue
6 = Green
7 = White/Brown
8 = Brown
1 = White/Green
2 = Green
3 = White/Orange
4 = Blue
5 = White/Blue
6 = Orange
7 = White/Brown
8 = Brown
Figure A-1:
Straight-Through and Crossover Cable
Please make sure your connected cables are with the same pin
assignment and color as above picture before deploying the
cables into your network.
