In this case we will use native windows 8 client. Follow next steps.

In Start menu hit search button and start typing Control Panel.

In Control Panel you need to open "View network status and tasks" item.

In network and sharing center hit "Set up a new connection or network" link.

Connect to a workplace and hit Next.

Here we select "Use my Internet Connection"

In field called "internet address" you should enter one of our servers. You can find all names at the settings page. Destination name is only name how it will be displayed for you in Windows. Also you may check "Remember my credentials". Click Create and you will back to the Network And Sharing center, in the left sidebar click on "Change adapter settings"

In opened window select our new connection, right click on it and select "Properties". You may be asked for your administrator password.

Open Security tab and check that all settings like on this pic (Ikev2, require encryption, EAP-MSCHAP v2) and press OK. If all ok, we may go further. You may connect from Network Connections Window, or hit networks icon in toolbar near clocks and select our connection from there.

Click Connect and you will be asked for login and password (get them from settings page). Press OK. And if all settings are done right you will be successfully connected.

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