[ovs-discuss] OFPFF_CHECK_OVERLAP checking problem

[Ben Pfaff]

On Thu, Mar 30, 2017 at 02:03:51PM +0800, Brandon Cheng wrote:
> Hi,
> 
> I am using ovs 2.1.2.
> 
> When I add flow with OFPFF_CHECK_OVERLAP flag, even having a flow with the
> same priority and match in the ovs db,  ovs doesn't response  with an
> ofp_error_msg with OFPET_FLOW_MOD_FAILED type and OFPFMFC_OVERLAP code.
> 
> the command as below:
> ovs-ofctl add-flow br0 "check_overlap, priority=9, actions=output:20" -O
> openflow13

It seems to work OK in recent OVS, in my testing.  The 2.1.x series is
three years old, perhaps you should upgrade.