First of all you guys need to download and install the DuctoR6 software on both Laptops/PCs.
DuctoR6 can be downloaded from here.
After installing open the ductoR6 software it will looks like
Now fit a LAN cable to both laptops/PCs and then the software will looks like.
So here Salman is an another laptop which i have connected to my laptop through LAN cable.
Now just click on the Salman (could be any name here) and you will have the following options.
Now you can share text, files or a folder. But remember one thing while sharing a folder you have to select just one folder at a time.
This is an efficient and speedy way to transfer data between two Laptops/PCs.