How I Connect 2 PC Through Dsl?

You can connect 2 pc's at home with your dsl connection but the important thing is that whether your service provider agrees to it or not. You can do it by creating a small Ethernet network by using Ethernet cables Category 5. Use a hub and run one cable from the uplink port of the hub to the cable modem and one cable each from the normal ports to both computers. For reference see the link below:
www.practicallynetworked.com