NetApp
7-mode/HA pair/V-Series : Configuration : Network : Network Files : Configuring network files : Deleting a host
Deleting a host
You can select and delete local host information.
Steps 
1.
From the Home tab, double-click the appropriate storage system to display a subtree of management features.
2.
Click Configuration > Network > Network Files.
3.
If the appropriate tab is not displayed, click Etc Hosts.
4.
Select a local host and click Delete.
5.
Select the checkbox and click Delete.