Configuring Device Security
Defining Dynamic ARP Inspection
Cisco Small Business SFE/SGE Managed Switches Administration Guide
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STEP 1
Click Security Suite > ARP Inspection > Trusted Interfaces. The
ARP Inspection
Trusted Interfaces Page
opens:
ARP Inspection Trusted Interfaces Page
The
ARP Inspection Trusted Interfaces Page
contains the following fields:
•
Ports of Unit
— Specifies the port and stacking member for which the Trusted
Interface settings are displayed.
•
LAGs
— Specifies the LAG for which the Trusted Interface settings are
displayed.
•
Interface — Displays the name or number of the interface on which ARP
Inspection Trust mode can be enabled.
•
Trust — Enables or disables ARP Inspection Trust mode on the interface. The
possible field values are:
-
Enabled
— Indicates the port or LAG is a trusted interface, and ARP
inspection is not performed on the ARP requests/replies sent to/from
the interface.
-
Disabled
— Indicates the port or LAG is not a trusted interface, and ARP
inspection is performed on the ARP requests/replies sent to/from the
interface. This is the default value.
STEP 2
Click Edit. The
Edit Interface Settings Page
opens: