That's correct, thanks for the additional detail.

On Tue, May 28, 2019 at 11:24:33AM -0700, Dan Sneddon wrote:
> Is this a case of confusion between the switch named br0 and an internal
> port on the switch named br0? I have found that many people are confused
> about that distinction, especially since ovs-vsctl will create the internal
> port automatically with the same name as the bridge.
> 
> Shutting down the internal port does not shut down the bridge.
> 
> In these steps from the original post:
> 
> 4) sudo ovs-vsctl add-br br0 -- add-port br0 eth0 -- add-port br0
> intern-extern -- set interface intern-extern type=internal
> 5) sudo ip addr flush dev eth0 && sudo dhclient intern-extern
> 6) sudo ip link set down dev br0
> 
> 
> Step 4 creates bridge br0, and ovs-vsctl automatically creates internal
> port br0 on the switch, and exposes that port to the OS networking stack as
> a device. Step 6 shuts down that internal port, leaving the bridge still
> operational. There are use cases for operating a bridge without an internal
> interface, especially when using DPDK to avoid sending traffic to the
> kernel.
> 
> Please correct me if I have any of the above wrong, it's still somewhat
> confusing to me too, and I've been working with OVS for a long time.
> 
> On Thu, May 2, 2019 at 2:09 PM Ben Pfaff <[email protected]> wrote:
> 
> > OK.
> >
> > The problem here is conceptual.  br0 is just a port on your virtual
> > switch.  It isn't along the path of your packet.  It's like
> > disconnecting the Ethernet cable from the management port of a physical
> > switch: it doesn't disable traffic from flowing through the other ports.
> >
> > On Thu, May 02, 2019 at 03:49:22PM -0500, Christopher Seeley wrote:
> > > I am pinging from another server connected to the same switch. I can ping
> > > from inside of an LXC container > br0 > eth0 > physical switch > eth0 (on
> > > the other server) > br0 (on the other server) > an LXC container (on the
> > > other server). I have done this from both servers and it goes through no
> > > matter the state of br0 on either of them.
> > >
> > > On Thu, May 2, 2019 at 3:32 PM Ben Pfaff <[email protected]> wrote:
> > >
> > > > Please stop dropping the mailing list.  I don't help off-list.
> > > >
> > > > On Thu, May 02, 2019 at 03:15:19PM -0500, Christopher Seeley wrote:
> > > > > That is the problem. It's not the wrong traffic, just getting traffic
> > > > when
> > > > > the bridge is supposed to be down. Does an Open-vSwitch ever come
> > down?
> > > > The
> > > > > interface state changes but the bridge state does not.
> > > >
> > > > You didn't answer my question.  How is the ICMP traffic arriving?  What
> > > > command are you running?
> > > >
> > >
> > >
> > > --
> > > Christopher Seeley
> > > Software Developer
> > > M: (618) 975-6324
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> > >
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> > ]
> > > 1472 North Green Mount Road
> > > O'Fallon, IL 62269
> >
> >
> > _______________________________________________
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> > [email protected]
> > https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
> >
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