[ovs-dev] what's unsupported tag/encap for OFPBMC_BAD_TAG

Ben Pfaff blp at nicira.com
Mon Feb 25 15:37:39 UTC 2013


On Fri, Feb 22, 2013 at 08:47:01AM -0800, Jesse Gross wrote:
> On Thu, Feb 21, 2013 at 1:28 PM, Arun <arun.paneri at noviflow.com> wrote:
> > Hi,
> >
> >  Can anyone help me understanding how to generate OFPBMC_BAD_TAG for
> > OFPET_BAD_MATCH and OFPET_BAD_ACTION using OFTEST?
> >
> > Actually I don't understand what's unsupported tag/encap here?
> > OFPBMC_BAD_TAG, /* Match uses an unsupported tag/encap. */
> 
> grepping the source shows that OVS generates this error code if an
> MPLS tag is used with OpenFlow 1.1.

I don't think we allow OpenFlow 1.1 to be enabled yet as an OpenFlow
protocol.  I think the only way that error can be encountered, so far,
is through the "ovs-ofctl parse-ofp11-match" command.



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