On Tue, 29 Jan 2019, 17:44 Dominik Holler <dhol...@redhat.com wrote:

> On Tue, 29 Jan 2019 15:14:42 -0000
> "Brian Wilson" <briwi...@cisco.com> wrote:
>
> > What is the proper way to provide networks without an egress of the
> > host?    In VMware i would take a portgroup and just not associate it
> > with a vnic.   In ovirt that doesnt seem possible as the network
> > doesnt seem to function unless i move to a physical nic under the
> > "Setup Host Networks" options.
> >
> > The Goal here is to provide a network for VMs to use on the single
> > host only no traffic would need to leave the host but would need to
> > have VLan IDs and segmentation through them on the host
>
> Maybe I do not get your scenario completely.
> Would a OVN nework per host solve your problem?
>

OVN allows to create an isolated network that speads across the while
cluster.

If I understand correctly, Brian has more humble requirement, which users
implement by creating a dummy0 device (note the lack of underscore in the
name). The dummy device would she as a nic on the host, allows attaching a
bridge to it, but lets no traffic leave the host.

Regards,
Dan.
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