Click on the "Network" icon which can be found under "Internet & Network".
Click + (the plus icon) at the bottom left corner of the window.
Select VPN for the interface, L2TP over IPSEC for the VPN Type and enter a descriptive name for the Service name, such as 'IS VPN (L2TP)'.
Click "Create" and the window will close.
In the list on the left hand side, click on the newly created L2TP connection.
At the "Configuration" pull-down menu, select "Add Configuration...". Enter a name for the connection that you would like to use. Click 'Create'.
At "Server Address", enter the server address. See our Network Details page to choose a VPN server address.
At "Account Name", enter your VPN login/username. Note that you can view your VPN username and password in the member's area. Your VPN login credentials are different from your IronSocket website log-in credentials.
Check the box next to 'Show VPN status in menu bar'
Click the "Authentication Settings" button.
In the popup, click on Password and put in your VPN password.
Click on Shared Secret under Machine Authentication and enter 'ironsocket' (without the quotes).
Click on Advanced
Click on the option send all traffic over VPN connection
Click Apply to save the configuration Your L2TP connection is setup now. Click on Connect and enjoy.