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[Aaron Rosen <arosen@xxxxxxxxxx>]

I'd check the quantum openvswitch agent log files. I'd guess the reason
this isn't working is because your kernel isn't using the openvswitch
kernel module that has tunnel support.

Aaron


On Tue, Jul 9, 2013 at 9:19 AM, Haitao Jiang <jianghaitao@xxxxxxxxx> wrote:

> I just set up a multi-node Grizzly release 2013.2 with 1 controller
> node, 1 network node and 1 compute node. I use GRE tunneling.
>
> I create one VM on the compute node and was not able to ssh to it using
> netns.
>
> One thing I noticed is that on my compute node, I do not have br-int
> and br-tun in the list, nor do I find any GRE tunnels. Am I supposed
> to create the GRE tunnels manually or they should be set up
> automatically by Quantum? Any idea or suggestion to make it work?
>
> Thanks in advance!
>
> ------ Compute node --------
> -- /etc/quantum/plugins/openvswitch/ovs_quantum_plugin.ini  --
> tunnel_id_ranges=1:1000
> integration_bridge=br-int
> tunneling_bridge=br-tun
> tenant_network_type=gre
> enable_tunneling=True
> local_ip = <host IP>
>
> # brctl show
> bridge name     bridge id               STP enabled     interfaces
> qbr5a9800b9-26          8000.5242b197c3d3       no
>  qvb5a9800b9-26
>                                                         tap5a9800b9-26
> virbr0          8000.525400198a10       yes             virbr0-nic
>
> # ovs-vsctl show
> 1d554b19-2a2b-493d-a123-0efb0aabc7d1
>     Bridge br-tun
>         Port patch-int
>             Interface patch-int
>                 type: patch
>                 options: {peer=patch-tun}
>         Port br-tun
>             Interface br-tun
>                 type: internal
>     Bridge br-int
>         Port br-int
>             Interface br-int
>                 type: internal
>         Port patch-tun
>             Interface patch-tun
>                 type: patch
>                 options: {peer=patch-int}
>         Port "qvo5a9800b9-26"
>             tag: 1
>             Interface "qvo5a9800b9-26"
>     ovs_version: "1.10.0"
>
> ------------ network node ---------------
> # brctl show
> bridge name     bridge id               STP enabled     interfaces
>
> # ovs-vsctl show
> b9f0e822-cfc1-4b70-ac5b-abc4e5c258a4
>     Bridge br-int
>         Port br-int
>             Interface br-int
>                 type: internal
>         Port "tap9536e146-c2"
>             Interface "tap9536e146-c2"
>     Bridge br-ex
>         Port br-ex
>             Interface br-ex
>                 type: internal
>     ovs_version: "1.10.0"
>
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