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A few releases ago, neutron only supported one external network per L3
agent. However, it currently supports multiple external networks if you set
a blank value for the external_network_bridge option.

On Wed, Jun 17, 2015 at 4:22 AM, Andreas Scheuring <
scheuran at linux.vnet.ibm.com> wrote:

> Yes, should be on br-ex.
>
>
> Can you check your l3.conf file? One way would be to define br-ex as
> external bridge there.
>
> > external_network_bridge = br-ex
>
> Then restart l3 service and see if it changes...
>
>
> Andreas
>
>
>
> On Mi, 2015-06-17 at 07:23 +0000, Mitchell Chen wrote:
> > Hi All,
> >
> >
> >
> > I setup the net, subnet and virtual router as the Kilo installation
> > quid descried. Right after  “neutron router-gateway-set demo-router
> > ext-net” command, I saw the qg port was created in the bridge br-int.
> > Isn’t it supposed to be in the external bridge, br-ex?
> >
> >
> >
> > root at stack:/home/stack# ovs-vsctl show
> >
> > a7868820-c6a3-4670-b1b0-82bad350e264
> >
> >     Bridge "br-eth1"
> >
> >         Port "phy-br-eth1"
> >
> >             Interface "phy-br-eth1"
> >
> >                 type: patch
> >
> >                 options: {peer="int-br-eth1"}
> >
> >         Port "eth1"
> >
> >             Interface "eth1"
> >
> >         Port "br-eth1"
> >
> >             Interface "br-eth1"
> >
> >                 type: internal
> >
> >     Bridge br-int
> >
> >         fail_mode: secure
> >
> >         Port "qr-a829657e-25"
> >
> >             tag: 1
> >
> >             Interface "qr-a829657e-25"
> >
> >                 type: internal
> >
> >         Port "tapa62ab986-9a"
> >
> >             tag: 1
> >
> >             Interface "tapa62ab986-9a"
> >
> >                 type: internal
> >
> >         Port "int-br-eth1"
> >
> >             Interface "int-br-eth1"
> >
> >                 type: patch
> >
> >                 options: {peer="phy-br-eth1"}
> >
> >         Port br-int
> >
> >             Interface br-int
> >
> >                 type: internal
> >
> >         Port "qg-1846cc5e-55"
> >
> >             Interface "qg-1846cc5e-55"
> >
> >                 type: internal
> >
> >     Bridge br-ex
> >
> >         Port "eth2"
> >
> >             Interface "eth2"
> >
> >         Port br-ex
> >
> >             Interface br-ex
> >
> >                 type: internal
> >
> >     ovs_version: "2.3.1"
> >
> >
> >
> > Please advice.
> >
> >
> >
> > Thanks,
> >
> > Mitchell
> >
> >
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> --
> Andreas
> (IRC: scheuran)
>
>
>
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