[ovs-discuss] Wildcard and exact match

[Ben Pfaff]

Usually we'd write this as dl_dst=01:02:03:00:00:00/ff:ff:ff:00:00:00.
That is, it's conventional to write the wildcarded bits as 0s.

On Fri, Aug 19, 2016 at 10:09:31AM -0700, Justin Pettit wrote:
> The ovs-ofctl man page has examples.  However, here's another: "dl_dst=01:02:03:ff:ff:ff/ff:ff:ff:00:00:00" matches any destination mac address that begins with "01:02:03".  
> 
> --Justin
> 
> 
> > On Aug 19, 2016, at 10:06 AM, Amrane Ait Zeouay <a.zeouayamran at gmail.com> wrote:
> > 
> > So how can you give me an example of wildcarded match.
> > 
> > On 19 Aug 2016 19:04, "Justin Pettit" <jpettit at ovn.org> wrote:
> > 
> > > On Aug 19, 2016, at 9:59 AM, Amrane Ait Zeouay <a.zeouayamran at gmail.com> wrote:
> > >
> > > Thank you for your reply, just the last question. How can i add a wildcarded match is it like ovs-oftcl add-flow br0 dl_dst=ff:ff:ff:ff:ff:00/ff:ff:ff:ff:ff:ff,actions=output:2
> > 
> > The format looks basically correct, but the match is sort of odd. If you specify the all-ones wildcard, it's an exact match, so you don't need to specify it; this would have the same effect: "dl_dst=ff:ff:ff:ff:ff:00".  And that seems like an odd MAC address, but I don't know your application.
> > 
> > --Justin
> > 
> > 
> 
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