You know that veths do not survive reboot, right? It is up to Neutron or whatever needs them to create them after each boot. Have you checked that all the right Neutron services came up and are healthy after your reboot? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20150830/d3acfe7c/attachment.html>