Gratuitous ARP tasks at a glance

All gratuitous ARP tasks are optional. If all of the following features are disabled, gratuitous ARP still provides the IP conflict detection function.

• Enabling IP conflict notification

• Enabling gratuitous ARP packet learning

• Enabling periodic sending of gratuitous ARP packets

• Enabling sending gratuitous ARP packets for ARP requests with sender IP address on a different subnet

• Configuring gratuitous ARP packet retransmission for the device MAC address change