In Windows 8, after connecting to VPN - Wireless datacard connection disconnects. Once i disconnect VPN, 3G datacard internet connection comes back.. Any idea

Not able to access my remote machine using VPN in Windows 8.

VPN connected successfully resulting internet  disconnection .

I am using Wireless 3G datacard device for internet.

But the same VPN connection is working fine in WIFI & I able to access remote machine. Not sure why the problem when connecting from device.

Plz help me out guys.

Thanks in Advance