Disable your Firewall or open outgoing port 1723 Check that your Router supports VPN Pass-through Check that your router and firewall allow GRE packets Restart your router Delete the connection and create a new one Lower or change encryption type (for MAC users) Change Authentication type (Chap, Mschap1/2, PAP) Disable Windows Vista Live OneCare or configure to allow vpn. Enable “Use default gateway on remote network” under Advanced TCP/IP settings of the connection properties on Windows Enable “Send all IP traffic over this connection” on you MAC Contact us for new IP address and other suggestions or download the complete technical support guide here in PDF . We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it. Ok, I love Cookies.