10BaseT Pinout

RJ45 Connector

1

2

3

4

5

6

7

8

TX+

TX-

RX+

RX-

Note that TX and RX are going

to be reversed on the hub side,

Thus when connecting hub to hub,

the need for MDI/MDIX.

MDIX looks for a NIC, MDI

looks for a repeater port

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