Networking

In order to disable IPv6 in this OS version, you will need to run a command through the Terminal application.  Please note that any changes to the network preferences may revert this setting and the command may need to be run again.

Open Terminal

• Click Advanced, and then click TCP/IP.
• Click on the Configure IPv6 pop-up menu and verify it is set to Off.

Mac OS X (10.5.x and 10.6.x)

• Choose Apple menu
• Choose System Preferences

• Click Network.
  • If the Network Preference is locked, click on the lock icon and enter your Admin password to make further changes.
  • Click OK

• Choose AirPort.
• Click Advanced, and then click TCP/IP.
• Click on the Configure IPv6 pop-up menu (typically this is set as Automatically) and click Off.
• Click OK and Apply (to apply the change).