NetApp
Configuration : Network > Network Interfaces : Managing interfaces : Editing virtual interfaces
Editing virtual interfaces
You can use the Edit Network Interface dialog box modify interface parameters, such as IP address, network mask and MTU size. You can also add interfaces to an existing virtual interface. You can modify only the media type and the flow control parameters of a trunked interface.
Before you begin 
If you want to delete interfaces from a virtual interface, the status of the virtual interface must be set to "disabled."
Steps 
1.
From the Home tab, double-click the appropriate storage system.
2.
In the navigation pane, click Configuration > Network > Interfaces.
3.
Select the virtual interface that you want to modify from the network interface list and click Edit.
4.
Click the appropriate tab to display the properties or settings you want to change.
5.
Make the necessary changes.
6.
Click Save and Close.
7.
Verify the changes that you made to the selected vif in the Network Interfaces window.
Related reference 
Network Interfaces window