Rj-45 Pin Assignments - SpeedStream 2602 User Manual

RJ-45 Pin Numbering
End 1
1 (TD+)
2 (TD-)
3 (RD+)
6 (RD-)
Pins 4, 5, 7 and 8 are not connected.

RJ-45 Pin Assignments

All LAN ports on the SpeedStream 2602 support automatic MDI/MDI-X configuration. This means that
the pin signals in use will depend on whether the LAN port is operating in MDI or MDI-X mode. The
WAN port is configured only for MDI-X mode.
Straight-Through Cable
End 2
1 (TD+)
2 (TD-)
3 (RD+)
6 (RD-)
Table B-2. RJ-45 Pin Numbering
Pin MDI Signal Name*
1 Transmit Data (TD+)
2 Transmit Data (TD-)
3 Receive Data (RD+)
6 Receive Data (RD-)
Pins 4, 5, 7 and 8 are not connected.
* The "+" and "-" signs represent the polarity of the wires that make
up each wire pair.
Table B-3. RJ-45 Pin Assignments
Crossover Cable
End 1 End 2
1 (TD+) 3 (RD+)
2 (TD-) 6 (RD-)
3 (RD+) 1 (TD+)
6 (RD-) 2 (TD-)
Pins 4, 5, 7 and 8 are not connected.
MDI-X Signal Name*
Receive Data (RD+)
Receive Data (RD-)
Transmit Data (TD+)
Transmit Data (RD-)
B-2