[dpdk-dev] Reg: promiscuous mode on VF

Zhang, Helin helin.zhang at intel.com
Wed Mar 16 17:04:13 CET 2016


Hi Bharath

For your question of "why intel does not support unicast promiscuos mode?", I'd ask Aaron or Greg to give answers.
Thank you very much!

Regards,
Helin

> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of bharath paulraj
> Sent: Wednesday, March 16, 2016 11:29 PM
> To: Lu, Wenzhuo
> Cc: dev at dpdk.org
> Subject: Re: [dpdk-dev] Reg: promiscuous mode on VF
> 
> Hi Lu,
> 
> Many thanks for your response. Again I have few more queries.
> If VF unicast promiscuous mode is not supported then can't we implement a
> Layer 2 bridging functionality using intel virtualization technologies? Or Is there
> any other way, say tweeking some hardware registers or drivers, which may
> help us in implementing Layer 2 bridging.
> Also I would like to know, why intel does not support unicast promiscuos mode?
> It could have been optional register settings and user should have had a
> previleage to set or unset it. Besides, security reasons, is there any other big
> reason why Intel does not support this?
> 
> Thanks,
> Bharath Paulraj
> 
> On Wed, Mar 16, 2016 at 6:15 AM, Lu, Wenzhuo <wenzhuo.lu at intel.com>
> wrote:
> 
> > Hi Bharath,
> >
> > >     2) Is the above supported for 82599 controller? If it is
> > > supported
> > in the NIC,
> > > please provide the steps to enable.
> > Talking about 82599, VF unicast promiscuous mode is not supported.
> > Only broadcast and multicast can be supported.
> >
> > >
> > > Thanks,
> > > Bharath Paulraj
> >
> 
> 
> 
> --
> Regards,
> Bharath


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