IPv6 Mac OSX

How do I disable IPv6 on a Mac?

The following will guide you through the procedure involved in disabling IPv6 on Mac OS X. Please ensure your VPNUK account is setup before proceeding.

Go to Terminal: Finder > Applications > Utilities > Termnial.
To display the full list of available hardware enter the following command: sudo networksetup -listallhardwareports
You now need to disable IPv6 on your network connections and VPNUK account.
The command for disabling IPv6 on your Wi-Fi connection is usually: sudo networksetup -setv6off Wi-Fi
The command for disabling IPv6 on your Ethernet connection is usually: sudo networksetup -setv6off Ethernet
The command for disabling IPv6 on your VPNUK connection is usually: sudo networksetup -setv6off VPNUK
Run all of the necessary commands and then go to your networking overview: Launchpad > Network
Select your Ethernet connection and click onto the Advanced button.
Go to the TCP/IP tab and ensure IPv6 is set to: Off.
Repeat the procedure for your other connections (Wi-Fi and VPNUK).