HP 6125G HP 6125G & 6125G/XG Blade Switches Security Configuration Gui - Page 250
Configuring ARP packet source MAC address consistency check, Introduction, Configuration procedure
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[Device] arp anti-attack source-mac filter # Set the threshold to 30. [Device] arp anti-attack source-mac threshold 30 # Set the age timer for detection entries to 60 seconds. [Device] arp anti-attack source-mac aging-time 60 # Configure 0012-3f86-e94c as a protected MAC address. [Device] arp anti-attack source-mac exclude-mac 0012-3f86-e94c Configuring ARP packet source MAC address consistency check Introduction The ARP packet source MAC address consistency check feature enables a gateway device to filter out ARP packets that have a different source MAC address in the Ethernet header from the sender MAC address in the message, so that the gateway device can learn correct ARP entries. Configuration procedure To enable ARP packet source MAC address consistency check: Step 1. Enter system view. 2. Enable ARP packet source MAC address consistency check. Command system-view Remarks N/A arp anti-attack valid-check enable Disabled by default Configuring ARP active acknowledgement Introduction The ARP active acknowledgement feature is configured on gateway devices to identify invalid ARP packets. ARP active acknowledgement works before the gateway creates or modifies an ARP entry to avoid generating any incorrect ARP entry. For more information about its working mechanism, see ARP Attack Protection Technology White Paper. Configuration procedure To configure ARP active acknowledgement: Step 1. Enter system view. Command system-view Remarks N/A 240
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