Hi, You need a router to bind internal network(s) with external network. Otherwise you cannot allocate a floating ip (on the external network) to VMs (on internal network(s)). The doc[1] explains how to do it. [1] http://docs.openstack.org/kilo/install-guide/install/apt/content/neutron_initial-tenant-network.html Cédric/ZZelle On Thu, Jul 30, 2015 at 1:08 PM, 于洁 <16189455 at qq.com> wrote: > Hi all, > I find that if setting the value of router:external=True for a > net(example: neutron net-update netID --router:external=True) > Users in other tenants could allocate floating IP from this > net(example: neutron floatingip-create netID). > But how could this floating IP bind to a VM created by the user from > other tenants? The network is unreachable. > Or do I misunderstand the function? > > Thanks, > Yu > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: OpenStack-dev-request at lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack-dev/attachments/20150730/d4ba64d2/attachment.html>