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

  1. Enter system view.

    system-view

  2. Enable the device to send gratuitous ARP packets upon receiving ARP requests whose sender IP address belongs to a different subnet.

    gratuitous-arp-sending enable

    By default, a device does not send gratuitous ARP packets upon receiving ARP requests whose sender IP address belongs to a different subnet.