VPN Connection to server through Asp.net

Hello,
I want to create a VPN Connection Manager on user's PC. The connection Manager must set up 3 VPN protocols on user's PC for Windows XP, Windows Vista, Windows 7 and Windows 8.

PPTP
L2TP/IPSec
OpenVPN
The Connection Manager shall receive server list from our servers.

Please help me to soulve the above issue.  I google it since last 2 days bit not find any approproate solution to this. So please help me in this.

Thanks

...