Use the undo arp anti-attack valid-check enable command to restore the default.
By default, ARP packet source MAC address consistency check is disabled.
Examples
# Enable ARP packet source MAC address consistency check.
<Sysname> system-view
[Sysname] arp anti-attack valid-check enable
ARP active acknowledgement configuration
commands
arp anti-attack active-ack enable
Syntax
arp anti-attack active-ack enable
undo arp anti-attack active-ack enable
View
System view
Default level
2: System level
Parameters
None
Description
Use the arp anti-attack active-ack enable command to enable the ARP active acknowledgement
function.
Use the undo arp anti-attack active-ack enable command to restore the default.
By default, the ARP active acknowledgement function is disabled.
This feature is configured on gateway devices to identify invalid ARP packets.
Examples
# Enable the ARP active acknowledgement function.
<Sysname> system-view
[Sysname] arp anti-attack active-ack enable
ARP detection configuration commands
arp detection enable
Syntax
arp detection enable
undo arp detection enable
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