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When MAC address filter table of ARP Inspection is full, the Switch receives unauthorized
ARP packet, and it automatically creates a SYSLOG and drop this ARP packet. The
SYSLOG event happens on the first time.
Default Settings
The mac-filter age time
: 5 minutes. (0 – No age)
The maximum mac-filter entries : 256.
7.1.3.2.2.
CLI Configuration
Node
Command
Description
enable
show arp-inspection
mac-filter
This command displays the current ARP Inspection
filtered MAC.
configure arp-inspection mac-
filter age VALUE
This command configures the age time for the ARP
inspection MAC filter entry.
configure clear arp-inspection
mac-filter
This command clears all of entries in the filter table.
configure no arp-inspection
mac-filter mac
MACADDR vlan
VLANID
This command removes an entry from the ARP
inspection MAC filter table.
7.1.3.2.3.
Web Configuration
Parameter
Description
Filter Age Time
This setting has no effect on existing MAC address filters.
Enter how long (1-10080 minutes) the MAC address filter remains in
the Switch after the Switch identifies an unauthorized ARP packet. The
Switch automatically deletes the MAC address filter afterwards.
Apply
Click Apply to add/modify the settings.
Refresh
Click Refresh to begin configuring this screen afresh.
Filter Table