NetApp
7-mode/HA pair/V-Series : Configuration : Protocols : FC : FC adapters : Managing FC adapters : Taking an FCP adapter offline
Taking an FCP adapter offline
You can use the Adapters tab to take selected FCP adapters offline. You must have the FCP license installed and FCP enabled to perform management tasks on the FCP adapters.
Steps 
1.
From the Home tab, double-click the appropriate storage system to display a subtree of management features.
2.
Click Configuration > Protocols > FCP.
3.
If the appropriate tab is not displayed, click the Adapters tab.
4.
Select an FC adapter to take offline, click Status and select Offline.
5.
Click Offline.