root@os3-ash:~# service neutron-openvswitch-agent status
neutron-openvswitch-agent: unrecognized service
root@os3-ash:~# apt-get install neutron-common neutron-plugin-ml2 neutron-plugin-openvswitch-agent \
>   openvswitch-datapath-dkms
Reading package lists... Done
Building dependency tree
Reading state information... Done
neutron-common is already the newest version.
neutron-plugin-ml2 is already the newest version.
neutron-plugin-openvswitch-agent is already the newest version.
openvswitch-datapath-dkms is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
root@os3-ash:~# service neutron-openvswitch-agent start
neutron-openvswitch-agent: unrecognized service
root@os3-ash:~# /etc/init.d/neutron-openvswitch-agent start
-bash: /etc/init.d/neutron-openvswitch-agent: No such file or directory
root@os3-ash:~#