[ovs-discuss] Connecting OpenVswitch and a NOX controller present on the same machine

[Ben Pfaff]

On Thu, May 03, 2012 at 04:44:56PM -0500, Anisha Kolasani wrote:
> My system settings are:
> 
> *sudo ovs-vsctl show*
> 12681540-b7fe-4f22-8c25-8371ae195eb5
>     Bridge "br0"
>         Controller "tcp:127.0.0.1:6633"
>         fail_mode: standalone
>         Port "eth0"
>             Interface "eth0"
>         Port "br0"
>             Interface "br0"
>                 type: internal
>         Port "tap0"
>             Interface "tap0"
>         Port "tap1"
>             Interface "tap1"
> 
> 
> There are no flows that I can see..
> *sudo ovs-ofctl dump-flows br0*
> NXST_FLOW reply (xid=0x4):
> 
> 
> I am running the controller at the port 6633 in the same machine...But, the
> following two are the only two message I see when the controller starts:
> 
> *sudo ./nox_core -v -i ptcp:6633 pyswitch*
> 00001|nox|INFO:Starting nox_core
> (/home/anisha/nox/build/src/.libs/lt-nox_core)
> 00002|nox|INFO:nox bootstrap complete
> 
> I am not sure why the bridge br0 is not able to connect to the Nox
> controller.
> If anybody has tried this before, could you please let me know any pointers
> to as to where its going wrong?

You should probably configure OVS for out-of-band control.

But what's in the OVS log?