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
EIA/TIA
B-1.
Table B-1 Connection Relationships of a Straight-Through Cable
Connector A
Pin
1
2
3
4
5
6
7
8
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
standard, while the wire sequence of End B conforms to the
For the connection relationships at both ends, refer to
Table B-2 Connection Relationships of a Crossover Cable
Connector A
Pin
1
2
3
4
5
SJ-20141121113158-006|2014-12-20 (R1.0)
568B standard. For the connection relationships at both ends, refer to
Core Wire Color
White-orange
Orange
White-green
Blue
White-blue
Green
White-brown
Brown
Core Wire Color
White-orange
Orange
White-green
Blue
White-blue
Connector B
Pin
Core Wire Color
1
2
3
4
5
6
7
8
Connector B
Pin
Core Wire Color
1
2
3
4
5
B-2
ZTE Proprietary and Confidential
White-orange
Orange
White-green
Blue
White-blue
Green
White-brown
Brown
EIA/TIA
EIA/TIA
568A standard.
Table
B-2.
White-green
Green
White-orange
Blue
White-blue
Table
568B