RJ45 1 point 2 connector 1) 100M can not be used in! 2) 10M from the point to calculate the longest PC can not exceed 3.3 meters. The switch can be so long ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~ !! 3) The machine connected in two hits cannot visit each other.
The connection 1 of the network cable 1. It is far from the switch and it is not convenient to repeat the wiring. 3. The effect is better than the RJ45 one point 2 connector, you can also run 100M!