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I'm not sure I understand why you had to modify policy.json. Was the
'shared' option for the single network not enough?

On Wed, Dec 3, 2014 at 4:47 AM, Antonio Messina <antonio.s.messina at gmail.com
> wrote:

> On Wed, Dec 3, 2014 at 3:32 AM, Abhijeet Rastogi
> <abhijeet.1989 at gmail.com> wrote:
> > Hi everyone,
> >
> > This is a very basic doubt and I'm trying to understand this
> > fundamental thing about creating networks in neutron. My ultimate goal
> > is to have all instances contain just one interface and a public IP on
> > them. Now, this public IP can only exist in a specific VLAN, lets say,
> > they'll only exist on eth0.123 (the is a vlan tagged interface on the
> > host and I can directly bind public IPs to them and they work
> > perfectly). I'm using linux bridge + ML2 as the plugin for neutron.
>
> Hi Abhijeet,
>
> I'm testing a similar deployment, since we will need it in our
> next-to-come cloud infrastructure.
>
> I've wrote my notes on what I have done so far at
> http://www.s3it.uzh.ch/blog/openstack-neutron-vlan/
>
> The main issue I have found so far is that if you want to create a
> single VLAN network and allow all tenants to attach VMs on that
> network, you also have to modify the policy.json file on the
> nova-compute. The problem with this solution is that it applies to
> *any* external network, also the ones you would like to use for
> floating IPs.
>
> .a.
>
> --
> antonio.s.messina at gmail.com
> antonio.messina at uzh.ch                     +41 (0)44 635 42 22
> S3IT: Service and Support for Science IT   http://www.s3it.uzh.ch/
> University of Zurich
> Winterthurerstrasse 190
> CH-8057 Zurich Switzerland
>
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-- 
Kevin Benton
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