sudo VIR_BRIDGE_NAME=virbr0 /usr/lib/libvirt/libvirt_leaseshelper init
1425571755 52:54:00:67:03:38 192.168.122.237 ubuntu * 1425569970 52:54:00:33:d2:45 192.168.122.100 * *
Also another way for getting this:
arp -n | grep $mac | cut -d' ' -f 1
Or by reading /proc/net/arp
sudo VIR_BRIDGE_ NAME=virbr0 /usr/lib/ libvirt/ libvirt_ leaseshelper init
1425571755 52:54:00:67:03:38 192.168.122.237 ubuntu *
1425569970 52:54:00:33:d2:45 192.168.122.100 * *
Also another way for getting this:
arp -n | grep $mac | cut -d' ' -f 1
Or by reading /proc/net/arp