Chapter 7 External Cable Installation
�
Straight-through network cable RJ45
�
Crossover network cable RJ45J
Straight-Through
Network Cable
RJ45
The cable connection relationship is in the one-to-one correspon-
dence at both ends. The specific connection relationship is shown
in
Table 11
.
T
ABLE
11 S
TRAIGHT
-T
HROUGH
N
ETWORK
C
ABLE
RJ45 C
ONNECTIONS
End A
Cable Chromatogram
End B
1
White and orange
1
2
Orange
2
3
White and green
3
6
Green
6
4
Blue
4
5
White and blue
5
7
White and brown
7
8
Brown
8
Crossover
Network Cable
RJ45J
Cable connection relationship is cross correspondence between
two twisted pairs at both ends. The specific connection relation-
ship is shown in
Table 12
.
T
ABLE
12 C
ROSSOVER
N
ETWORK
C
ABLE
RJ45J C
ONNECTIONS
End A
Cable Chromatogram
End B
1
White and orange
3
2
Orange
6
3
White and green
1
6
Green
2
4
Blue
4
5
White and blue
5
7
White and brown
7
8
Brown
8
Fiber Installation
Optical fibers are used to connect optical interfaces. There are two
types of fibers: single mode and multi-mode. They can be used
as required.
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Содержание ZXR10 8900 Series
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