sudo docker pull sonatanfv/sonata-ovs1-vnf
sudo docker pull sonatanfv/sonata-ryu-vnf
sudo docker pull sonatanfv/sonata-vtc-vnf
sudo docker pull sonatanfv/sonata-ovs1-vnf
sudo docker pull sonatanfv/sonata-ryu-vnf
sudo docker pull sonatanfv/sonata-vtc-vnf