A missing directive ( ARPCHECK=\”no\” ) in ( /etc/vz/dists/scripts/redhat-add_ip.sh ) causes this.
In the hypervisor edit /etc/vz/dists/scripts/redhat-add_ip.sh
function create_config()
{
……
echo “DEVICE=${VENET_DEV}:${ifnum}
ONBOOT=yes
ARPCHECK=\”no\”
IPADDR=${ip}
…….
}
http://comments.gmane.org/gmane.linux.openvz.user/6101
http://git.openvz.org/?p=vzctl;a=commitdiff;h=24a0a40277542fba5b81