NetApp
7-mode/HA pair/V-Series : Active/active configuration : Configuring active/active systems : Enabling and disabling active/active configuration

Enabling and disabling active/active configuration
You can use the Edit Active/Active Settings dialog box to enable and disable active/active configuration.
Steps 
1.
From the Home tab, double-click the appropriate HA configuration.
2.
Click HA Configuration and then click Enable HA.
3.
Make sure that the check box is selected and click Enable to enable HA configuration.