[stein][neutron][bridge config][kolla]ovs-vsctl shows issue with bridge config

roshan anvekar roshananvekar at gmail.com
Wed Feb 17 12:25:47 UTC 2021


Thanks for the info Arnaud. Looking into it now.

Regards,
Roshan

On Wed, Feb 17, 2021, 5:05 PM Arnaud Morin <arnaud.morin at gmail.com> wrote:

> Hello,
>
> I dont have the whole picture of your network architecture, but if it is
> correct you should have a tap interface in br-int for your instance.
> Then the br-int should be connected to br-ex through a patch (something
> like int-patch-ex or similar).
>
> The you should have a physical interface in br-ex (like eth2).
>
> You can also try to see if the DHCP agent succesfully created ports in
> your provider network (openstack port list, if you see some down ports,
> then you have an issue).
>
> Good luck!
>
> --
> Arnaud Morin
>
> On 17.02.21 - 16:07, roshan anvekar wrote:
> > Hello Folks,
> >
> > Any suggestions on this??
> >
> > Thank you
> >
> > On Tue, Feb 16, 2021, 12:28 PM roshan anvekar <roshananvekar at gmail.com>
> > wrote:
> >
> > > Hello,
> > >
> > > I have tried multiple options of setting up the bridge interface for
> vlan
> > > provider network setup in stein. None is allowing the gm to get IP.
> Getting
> > > the same DHCP issue all the time.
> > >
> > > I tried with:
> > > 1. Setting provider network interface as as sub interface on a bond.
> > > Connecting bridge with it.
> > > 2. Setting bridge directly over bond.
> > > 3. Manual setup of bridge interface.
> > > 4. Allowing Openstack to setup bridge on the bond.
> > >
> > > None of this is working. All are giving the same DHCP issue.
> > >
> > > Also I m using a sub-interface on the same bond for TLS interface. Not
> > > sure if that's causing a issue.
> > >
> > > Error message in openvswitch container while running ovs-vsctl show
> > > command:
> > >
> > > *error: "could not add network device br-ex to ofproto (File exists)"*
> > >
> > > Any pointers for this issue??
> > >
> > > Regards,
> > > Roshan
> > >
>
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