Bdcom S2528-C - Page 15

BDCOM S2528-C Hardware Installation Manual
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Because 24 10/100/1000 Base-T ports of BDCOM S2528-C support the MDI/MDIX
auto-identification of the cable, BDCOM S2528-C can adopt five classes of
direct-through/cross network cables when it connects other Ethernet terminals.
Figure 3-7 Connecting the 1000 Base-TX port and other Ethernet terminals
Table 3-3 Definition of the pins of the gigabit RJ45 port
No.
Pin name
Remarks
1
Sending/receiving the normal phase of data 0
TP0+
2
Sending/receiving the paraphase of the data 0
TP0-
3
Sending/receiving the normal phase of data 1
TP1+
4
Sending/receiving the normal phase of data 2
TP2+
6
Sending/receiving the paraphase of the data 2
TP2-
5
Sending/receiving the paraphase of the data 1
TP1-
7
Sending/receiving the normal phase of data 3
TP3+
8
Sending/receiving the paraphase of the data 3
TP3-
The direct-through or cross network cable has the function of auto-identification, so
the five classes of direct-through/cross network cables can be used to connect other
Ethernet devices.