I setup a win2008 VPN server. Clients can connect PPP and L2TP. My Iphone can connect PPP but when it comes to L2TP I get a connection fails.Is there someting that needs to be opened for the Iphone, that isn't an issue for clients using the Microsoft VPN client?

Hi, As it is a iPhone-related issue, please feel free to contact Apple Support: Here is the link to contact Apple Support: http://www.apple.com/support/iphone/ Please Note: Microsoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information. Or we may post a thread to iPhone Forum for further assistance: http://discussions.apple.com/forum.jspa?forumID=1273 Hope this helps.