Mike, that comment needs to be directed to Przmeslaw. He has illustrated
examples for 2nics, 3nics, and 4nics to show how to separate based on what
hardware you have.


On Sat, Oct 26, 2013 at 9:47 PM, Mike Scherbakov
<notifications@github.com>wrote:

> In pages/reference-architecture/0060-quantum-vs-nova-network.rst:
>
> > -network untagged on this NIC, but it is not a requirement. Additionally, it is
> > -best if you place both the Private and Admin networks on a separate NIC from
> > -the Public network to ensure that traffic is separated adequately.
> > +  require a dedicated network adapter. Neutron builds a mesh of GRE tunnels from
> > +  each compute node and controller nodes to every other node. Private networks
> > +  for each tenant make use of this mesh for isolated traffic.
> > +
> > +It is important to note:
> > +
> > +* if you use tagged networks for your configuration
> > +  and combine multiple networks onto one NIC, you should make the Public
> > +  network untagged on this NIC.
> > +  It is not a requirement, but best for access to the Openstack Dashboard
> > +  and public Openstack API.
> > +* Is a best if you place the Private, Admin, Public and Management networks on a
> > +  separate NIC to ensure that traffic is separated adequately.
>
> Fuel ensures that traffic is separated. So I would remove this point at
> all. We can say instead that it is recommended to spread networks across
> multiple NICs for best network throughput.
>
> —
> Reply to this email directly or view it on GitHub<https://github.com/Mirantis/fuel-docs/pull/58/files#r7234455>
> .
>