apt-get -y install neutron-plugin-openvswitch
# update plugin path
-sed -i 's/NEUTRON_PLUGIN_CONFIG\=.*/NEUTRON_PLUGIN_CONFIG\=\"\/etc\/neutron\/plugins\/openvswitch\/ovs_neutron_plugin\.ini\"/g' /etc/default/neutron-server
sed -i 's/core_plugin/core_plugin \= neutron\.plugins\.openvswitch\.ovs_neutron_plugin\.OVSNeutronPluginV2/g' /etc/neutron/neutron.conf
service neutron-server restart > /dev/null 2>&1
if pidof -x neutron-server > /dev/null; then