hi, Able to launch instances in 3 node setup with icehouse installation guide for ubuntu . instances are getting ip and the are able to communicate with each other . but the state of the external gateway of the router is down state . i am not able to communicate from instance to the external network and vice-versa . i have pasted my instance overview in the below link. http://paste.openstack.org/show/112237/ i have attached network topology and router configuration . pls help me . how can i proceed further . : thanks, srinivas. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20140916/a1027321/attachment.html> -------------- next part -------------- A non-text attachment was scrubbed... Name: network-topology.png Type: image/png Size: 18355 bytes Desc: not available URL: <http://lists.openstack.org/pipermail/openstack/attachments/20140916/a1027321/attachment.png> -------------- next part -------------- A non-text attachment was scrubbed... Name: demo-router.png Type: image/png Size: 24805 bytes Desc: not available URL: <http://lists.openstack.org/pipermail/openstack/attachments/20140916/a1027321/attachment-0001.png>