If you are running firewall infront of your RRAS server (i.e. between internet and RRAS) , then following are the relevant ports which needs to be opened on the firewall for VPN connectivity to be successful: a) PPTP tunnel based VPN uses TCP Port...

When a VPN connection is established, by default, ‘Use default gateway on remote network’ checkbox is selected. When this checkbox is selected a new default route for the VPN Connection is added and the existing default route gets a higher metric. Result...

To have a better diagnostics around VPN connection issues in LH, RRAS has introduced a functionality of tagging the VPN connection related events with what is called as "Correlation-ID" (CoID). The relevant event messages are prefixed with "CoID={128...

Want to know more about SSTP based VPN, the scenario it is trying to solve, how it works - have a look at this article published by Joseph Davies: http://www.microsoft.com/technet/technetmag/issues/2007/06/CableGuy/default.aspx Cheers, Samir...

With the various previous blogs, we already know that SSTP (Secure Socket Tunneling Protocol) is a new VPN tunnel type which is added to the list of the already existing tunnel types, PPTP and L2TP. With this addition, there have been some changes in...

So we are back with a post on SSTP - the tunnelling protocol that can help you traverse through NATs and firewalls. SSTP is sure a great way to establish VPN connections in cases where PPTP and L2TP will not work due to the presence of NATs and firewalls...

It is not possible to access network shares from a Windows Vista machine over a VPN connection if Net BIOS over TCP (NetBT) is disabled on one of the machines or port 139 is blocked. A fix for this problem is available from Microsoft Support. Customers...