POEFE8T User Manual
Alloy Computer Products Pty Ltd Copyright ©2011
Appendix A. RJ-45 Connections
RJ
‐
45
Connector
pin
out
Pin
no.
MDI
‐
I
signal
MDI
‐
X
signal
1
TX+
RX+
2
TX
‐
RX
‐
3
RX+
TX+
4
not
used
not
used
5
not
used
not
used
6
RX
‐
TX
‐
7
not
used
not
used
8
not
used
not
used
Below is a diagram of a typical straight through and cross-over cable connection:
Fig.
4
RJ
‐
45
Connectors,
switch
and
cable
views
Fig.
5
Straight
Through
Cable
connection
Fig.
6
Cross
‐
Over
Cable
connection
