D LINK VDSL Router Configuration with Airtel 40 mbps connection

How to configure VDSL D LINK ROUTER with Airtel broadband. This is the new VDSL Routers which Airtel is providing for 40 MBPS connection. Check out my blog if you are facing "AIRTEL DLINK VDSL Router with 40 MBPS Intermittent disconnect issues" http://airteldlinkvdslrouter.blogspot.in/?view=classic