ovs-vsctl add-port swglobal vxlan_hv -- set interface vxlan_hv type=vxlan options:remote_ip=172.16.3.1 options:key=flow
ovs-vsctl set int swhv0 mtu_request=2000
ovs-vsctl add-port swglobal vxlan_hv2 -- set interface vxlan_hv2 type=vxlan options:remote_ip=172.16.3.11 options:key=flow
ovs-vsctl set int swglobal mtu_request=2000
ovs-vsctl set int swhv0 mtu_request=2000