Use the following procedure to enable or disable ARP inspection on one or more ports.
Open one of the supported browsers.
Enter the IP address of the switch to open an EDM session.
From the navigation tree, double-click Security.
In the Security tree, double-click Dynamic ARP Inspection (DAI).
In the work area, click the ARP Inspection-port tab.
In the table, double-click the cell under the column heading ARPInspectionIfTrusted for a VLAN.
Select a value (true or false) to enable or disable ARP Inspection-VLAN.
Repeat the previous two steps for additional VLANs as required.
In the toolbar, click Apply.