[one-users] BLACK and WHITE_PORTS with open vswitch

Jaime Melis jmelis at opennebula.org
Mon Feb 18 03:33:04 PST 2013

Hi Oriol,

yes, WHITE_PORTS is not implement, and neither are port ranges with

The reason is because iptables filters won't work with Open vSwitch, so
port filtering is implemented via OpenFlow. If you find a way to improve
the drivers it would be really nice. Let me know if I can help in any way.


On Mon, Feb 18, 2013 at 11:52 AM, Oriol Martí <omarti at cesca.cat> wrote:

> Hi,
> I'm deploying the Open vswitch driver and when I create one VM with the
> BLACK and WHITE_PORTS it doesn't work.
> I've seen the code and I'm not sure, but I think that white port is not
> implemented and the black ports only is doing a strip for "," not by ":",
> then if you want to configure a VM with all the ports closed and only
> opened the 80 is very difficult to do because you would have to write all
> the ports, one by one, and is impossible to indicate a range of ports like
> 80:65535
> I'm thinking to write the code necessary to do that, but I'm not sure,
> because I don't know the reason why is not finished.... Does anybody know
> something about that?
> Best regards,
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> Users at lists.opennebula.org
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Jaime Melis
Project Engineer
OpenNebula - The Open Source Toolkit for Cloud Computing
www.OpenNebula.org | jmelis at opennebula.org
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