NetNumen™ U31 R06 Hardware Installation Guide
Figure B-2 Pin Numbers
For a straight-through cable, the connections between the pins and the core wires at
one end are the same as those at the other end. The wire sequence conforms to the
/
568B standard. For the connection relationships at both ends, refer to
.
Table B-1 Connection Relationships of a Straight-Through Cable
Connector A
Connector B
Pin
Core Wire Color
Pin
Core Wire Color
1
White-orange
1
White-orange
2
Orange
2
Orange
3
White-green
3
White-green
4
Blue
4
Blue
5
White-blue
5
White-blue
6
Green
6
Green
7
White-brown
7
White-brown
8
Brown
8
Brown
For a crossover cable, the connections between the pins and the core wires are
crossed at both ends. The wire sequence of End A conforms to the
568B
standard, while the wire sequence of End B conforms to the
/
568A standard.
For the connection relationships at both ends, refer to
Table B-2 Connection Relationships of a Crossover Cable
Connector A
Connector B
Pin
Core Wire Color
Pin
Core Wire Color
1
White-orange
1
White-green
2
Orange
2
Green
3
White-green
3
White-orange
4
Blue
4
Blue
5
White-blue
5
White-blue
B-2
SJ-20141121113158-006|2014-12-20 (R1.0)
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