Hello everybody, In windows 7 / vista i have problem with my L2TP vpn connection I have "Server 2008 R2" with Active directory it's use as radius / NPS server, another Server 2008 for VPN RRAS they authentication and accounting from first one radius server. I build the connection and also in the security tab set it to use L2TP and set the Pre-shared key(The VPN server use Preshared for l2tp) then i try to connect to VPN server but nothing is happened and after a moment the Error 741 is appeared but with PPTP the vpn work fine, and in XP both protocol work fine. Kindly tell me what can we do? I change RRAS server setting and test without radius configuration windows 7 work both protocol fine. Thanks for your help

Hi koolfaraz, How do you set the date encryption for VPN connection on windows 7 ? Please check if it worked with following the article blow to modify your system. You receive a "741" or a "742" error message when you try to establish a VPN connection by using L2TP/IPsec from a Windows client computer to a VPN server http://support.microsoft.com/kb/929856 Thanks. Tiger Li Please remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.