Hi, I am wondering is there a configuration option in nova.conf to block the traffic from VM instances to the host network? It seems risky to allow VMs communicating with the host. What I am currently doing is manually inserting a rule in the host's INPUT chain to drop the traffic. Any advice? Thanks, Wenhao ~_~ -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20130118/0a3cc370/attachment.html>