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HUAWEI USG9500 Series
Hardware Guide
Figure A-26
crossover cables. Strictly adhere to the wiring scheme to ensure service quality.
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Issue 03 (2017-12-15)
NOTICE
and
Figure A-27
Straight-through cable
Straight-through cables are also called standard cables. Both ends of the cable use wiring
scheme EIA/TIA T568A or EIA/TIA T568B. You are advised to use wiring scheme
EIA/TIA T568B for straight-through cables.
EIA/TIA T568B wiring schemes.
Figure A-26 Connection scheme of straight-through cables
EIA/TIA 568A
1
2
3
4
RJ45
5
6
7
8
EIA/TIA 568B
1
2
3
4
RJ45
5
6
7
8
You can use straight-through cables to connect:
– A switch or hub with an USG9500
– Computers (including servers and workstations) with USG9500s or hubs
– Two switches through the uplink interface
Crossover cable
Crossover cables use wiring scheme EIA/TIA T568A on one end and EIA/TIA T568B
for the other, as shown in
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
show how to distinguish and make straight-through cables and
Figure A-26
EIA/TIA 568A
1
2
3
4
RJ45
5
6
7
8
EIA/TIA 568B
1
2
3
4
RJ45
5
6
7
8
Figure
A-27.
A Appendix
shows EIA/TIA T568A and
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