Ethernet Switch CLI Reference Guide
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CHAPTER 6 
ARP Inspection Commands
Use these commands to filter unauthorized ARP packets in your network.
6.1  Command Summary
The following section lists the commands for this feature.
Table 13   arp inspection Command Summary
COMMAND DESCRIPTION M P
show arp inspection Displays ARP inspection configuration details. E 3
arp inspection Enables ARP inspection on the Switch. You still have to 
enable ARP inspection on specific VLAN and specify trusted 
ports.
C13
no arp inspection Disables ARP inspection on the Switch. C 13
Table 14   Command Summary: arp inspection filter
COMMAND DESCRIPTION M P
show arp inspection filter 
[<mac-addr>] [vlan <vlan-id>]
Displays the current list of MAC address filters that were 
created because the Switch identified an unauthorized ARP 
packet. Optionally, lists MAC address filters based on the 
MAC address or VLAN ID in the filter.
E3
no arp inspection filter <mac-
addr> vlan <vlan-id>
Specifies the ARP inspection record you want to delete from 
the Switch. The ARP inspection record is identified by the 
MAC address and VLAN ID pair.
E13
clear arp inspection filter Delete all ARP inspection filters from the Switch. E 13
arp inspection filter-aging-time 
<1-2147483647>
Specifies how long (1-2147483647 seconds) MAC address 
filters remain in the Switch after the Switch identifies an 
unauthorized ARP packet. The Switch automatically deletes 
the MAC address filter afterwards. 
C13
arp inspection filter-aging-time 
none
Specifies the MAC address filter to be permanent. C 13
no arp inspection filter-aging-
time
Resets how long (1-2147483647 seconds) the MAC address 
filter remains in the Switch after the Switch identifies an 
unauthorized ARP packet to the default value.
C13
Table 15   Command Summary: arp inspection log
COMMAND DESCRIPTION M P
show arp inspection log Displays the log settings configured on the Switch. It also 
displays the log entries recorded on the Switch.
E3
clear arp inspection log Delete all ARP inspection log entries from the Switch. E 13