Next, we'll start a guest that will use our ifup and ifdown scripts.
- % kvm -m 512 -net nic,maddr=00:11:22:EE:EE:EE -net \
+ % kvm -m 512 -net nic,macaddr=00:11:22:EE:EE:EE -net \
tap,script=/etc/ovs-ifup,downscript=/etc/ovs-ifdown -drive \
file=/path/to/disk-image,boot=on