PC and Hub connectors
Type: RJ-45
Number
PC assignment
HUB assignment
1 Tx+
Rx+
2 Tx-
Rx-
3 Rx+
Tx+
4 NC
NC
5 NC
NC
6 Rx-
Tx-
7 NC
NC
8 NC
NC
1
8
............
RJ-45
Description of interface cables
«Straight» Ethernet cable
Side
А
Color of wire
Side B
1 white/green
1
2 green/white
2
3 white/orange
3
4 blue/white
4
5 white/blue
5
6 orange/white
6
7 white/brown.
7
8 brown/white
8
«Straight» modem cable
The device side
The PC side
DB9M DB9F DB25F
2 2 3
3 3 2
5 5 7
4 4 20