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R250D
Hardware Installation and Maintenance Guide
of the RJ45, and that the contact strip blade extends beyond the ends of the wires and is
crimped with the wires. If not, replace the connector.
Figure 5-37 Wires not in good contact with the edge of the RJ45
----End
Testing the Connection of Assembled Cables
Context
Huawei provides two types of Ethernet cables: straight-through cables and crossover cables.
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Issue 01 (2016-09-30)
Straight-through cables are connected in a one-to-one manner. They are used to connect
terminals such as a computer or switch to network devices.
connections of core wires in a straight-through cable.
Table 5-7 Connections of core wires in a straight-through cable
RJ45 Connector 1
2
1
6
3
4
5
8
7
Crossover cables are connected in a crossover manner. They are used to connect
terminals such as two computers or switches.
wires in a crossover cable.
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Copyright © Huawei Technologies Co., Ltd.
RJ45 Connector 2
Core Wire Color
2
Orange
1
Orange-White
6
Green
3
Green-White
4
Blue
5
Blue-White
8
Brown
7
Brown-White
Table 5-8
Figure 5-37
shows an unqualified piece.
Table 5-7
lists the
Twisted or Not
Twisted
Twisted
Twisted
Twisted
lists the connections of core
5 Appendix
42
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