[Bro] 10g Nic Cards
klehigh at iupui.edu
Thu May 16 17:12:20 PDT 2013
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32 rings per adapter according to this 
- - Keith
> We were pricing out 64 core (4x 16 processors AMD). Does anyone know
> if the Myricom's can support load balancing to 64 cores? I recall the
> 32 core limit for PF_RING.
> Tyler Schoenke
> Network Security Program Manager
> IT Security Office
> University of Colorado at Boulder
> On 5/6/13 5:09 PM, Vlad Grigorescu wrote:
> > On May 6, 2013, at 5:35 PM, "Slagell, Adam J" <slagell at illinois.edu> wrote:
> >> But you need to pay for the sniffing driver to really make use of them.
> > This is actually the same for Intel NICs as well. If you go the Intel route
> , you'll probably want a similar license for ntop's PF_RING + DNA driver and
> the price comes out to be just about the same as Myricom. You can opt to n
> ot get this license, but performance will suffer. Research and educational ne
> tworks used to get an exemption from ntop license fees, however this is no lo
> nger the case for PF_RING + DNA since development was subsidized by Silicom.
> If you get a dual-port NIC, the difference becomes even more exaggerated, as
> the ntop license is $261 *per port* as opposed to the $295 *per card* Myricom
> > Other advantages of the Myricom cards is that they're easier to work with a
> nd a bit faster. The Myricom sniffer driver doesn't require special privilege
> s to sniff traffic, so you don't have to do funky setcap stuff - it "just wor
> ks," even if you don't run Bro as root. From a simple test that someone at a
> large university ran, pitting a Myricom card with the Myricom sniffer driver
> against an Intel card with the top-of-the-line ntop driver (PF_RING + DNA + l
> ibzero - a $500 license), the Myricom card was better performing.
> > Hope that provides some insight into why we went with Myricom, at least.
> > --Vlad Grigorescu
> > Senior Information Security Engineer
> > Carnegie Mellon University
> >  - Using CDW prices, Myricom + 10G short-range optics + license is $864.
> 98, while Intel x540 + 10G short-range optics + license is $850.98.
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