Fast Ethernet Ports
3-3
Figure 3-1 shows the cabling of a 10/100BASE-TX
(RJ-45) port.
Figure 3-1
Cabling a 10/100BASE-TX (RJ-45) Port
10/100BASE-TX (RJ-45) Connector Pin Assignments
Table 3-1 provides the pin assignments for the RJ-45
connectors.
Male RJ-45 connector
10/100BASE-TX cable
Port 7
1x
6x
12x
7x
13x
18x
24x
19x
25x
31x
10/100 BASE - TX
Table 3-1
10/100 BASE-TX (RJ-45) Pin Assignments
Pin No.
Signal
Description
1
RX +
R
2
RX –
Receive –
3
TX +
Tr
4
Not used
5
Not used
6
TX –
Transmit –
7
Not used
8
Not used
