[ovs-discuss] GRE ports missing in ovs-dpctl

[Ben Pfaff]

On Fri, Aug 14, 2015 at 07:39:50PM +0530, Abhishek Verma wrote:
> I downloaded the latest OVS code from the git repository and i notice that
> i dont see the GRE ports as separate ports in the data plane. There now
> appears only one GRE port gre_sys that represents all the GRE ports in the
> system.
> 
> root@:/home/akabra# ovs-dpctl show
> system at ovs-system:
> lookups: hit:331101 missed:1090 lost:0
> flows: 1
> masks: hit:584458 total:1 hit/pkt:1.76
> port 0: ovs-system (internal)
> port 1: ion1 (internal)
> port 2: gre_sys (gre)
> 
> Can somebody tell me why this change was done? Wasnt the earlier
> abstraction (at least till 2.3.2) better since each GRE tunnel was an OF
> port (or a dataplane port) and it was quite intuitive to write the of-flow
> rules since i could identify the GRE tunnel by a port. 

The OpenFlow and OVSDB interfaces remain the same, so you can still do
that.