Disable ARP on FreeBSD
From LVSKB
Introduction
On FreeBSD, there is an option "-arp" of ifconfig to enable or disable the use of the ARP protocol on an interface, so it's very convenient to disable ARP for LVS clusters.
Disable ARP for VIP
In LVS/DR clusters, we can disable ARP for VIP on FreeBSD as follows:
ifconfig lo0 alias VIP netmask 255.255.255.255 -arp up