Operation Manual – ARP
H3C S3100 Series Ethernet Switches Chapter 1 ARP Configuration
1-14
# Enable ARP attack detection on all ports in VLAN 1.
[SwitchA] vlan 1
[SwitchA-vlan1] arp detection enable
[SwitchA-vlan1] quit
# Enable the ARP packet rate limit function on Ethernet1/0/2, and set the maximum
ARP packet rate allowed on the port to 20 pps.
[SwitchA] interface Ethernet1/0/2
[SwitchA-Ethernet1/0/2] arp rate-limit enable
[SwitchA-Ethernet1/0/2] arp rate-limit 20
[SwitchA-Ethernet1/0/2] quit
# Enable the ARP packet rate limit function on Ethernet1/0/3, and set the maximum
ARP packet rate allowed on the port to 50 pps.
[SwitchA] interface Ethernet1/0/3
[SwitchA-Ethernet1/0/3] arp rate-limit enable
[SwitchA-Ethernet1/0/3] arp rate-limit 50
[SwitchA-Ethernet1/0/3] quit
# Configure the port state auto recovery function, and set the recovery interval to 200
seconds.
[SwitchA] arp protective-down recover enable
[SwitchA] arp protective-down recover interval 200
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