What do yoy mean by the question above? What do you mean by " access from work computer data at home computer, using VPN. "
What is your OS? I will take your OS as Windows 7.
1) Go to network and sharing center. You can open it from the network icon at the bottom right of your screen or control panel.
2) CLick on setup a new connectio
or network.
3) Choose the first option you see in the new windows tab. That is recommended
The rest of the steps are easy to do. There would be instruction to prompt you allow the way. Click on the small network icon at the bottom right corner ( Shape like a staircase ) and connect to your VPN.