OK, sorry, I misunderstood your question. So what are you asking? On Thu, May 19, 2016 at 10:09 AM Rui Mao <maoru...@163.com> wrote:
> I don’t want VMs exposed to Internet directly, and I don’t have enough > Internet IP address for every compute node. > > > > Is it possible that the compute nodes only attach to management and tenant > network and access internet via NAT? > > > > Best regards, > > Rui Mao > > > > *发件人:* Neil Jerram [mailto:n...@tigera.io] > *发送时间:* 2016年5月19日 16:20 > *收件人:* Rui Mao <maoru...@163.com>; openstack@lists.openstack.org > *主题:* Re: [Openstack] Does compute node require provider network? > > > > If you attach a VM to a provider network - instead of to a tenant network > - and give it an Internet-routable fixed IP address, it can access the > Internet without any NAT. This has been the case for several OpenStack > releases. > > > > Now that Neutron has address scopes, I believe it will soon be the case > that a Neutron virtual router will avoid NAT when forwarding traffic > between networks with the same address scope. That means that it should > soon be possible for VMs attached to tenant networks to access the Internet > without any NAT, too. > > > > Regards, > > Neil > > > > On Thu, May 19, 2016 at 6:02 AM Rui Mao <maoru...@163.com> wrote: > > > http://docs.openstack.org/mitaka/install-guide-ubuntu/environment-networking.html#environment-networking > > > > In the guide, the compute node requires a provider network connection, and > the neutron run in controller node. > > > > But per my understanding, all VMs access the internet via NAT, and the > nova node has no internet access requirement in production environment. > > > > Anything I missed or misunderstood? > > > > Best regards, > > Rui Mao > > > > _______________________________________________ > Mailing list: > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : openstack@lists.openstack.org > Unsubscribe : > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > >
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