Re: dual pci nic with bridging

2010-08-18 Thread Benjamin Scott
On Wed, Aug 18, 2010 at 7:28 PM, Brian St. Pierre  wrote:
>>  ... small managed switch with a monitor/mirror port ...
>
> I was hoping to put the bridge in the box, but what you suggested is
> the "plan b".

  Put the small switch inside the computer chassis.  ;-)

-- Ben

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Re: dual pci nic with bridging

2010-08-18 Thread Brian St. Pierre
On Wed, Aug 18, 2010 at 12:40 AM, Benjamin Scott  wrote:
> On Tue, Aug 17, 2010 at 11:20 PM, Brian St. Pierre  
> wrote:
>> Anybody have experience with a PCI-based dual-interface NIC that does
>> hardware bridging?   This would be for a traffic monitoring application ...
>
>  Not what you asked for, but: Would it be feasible to use a small
> managed switch with a monitor/mirror port?  That would give you much
> greater hardware choice, as you wouldn't need a special network card.

I was hoping to put the bridge in the box, but what you suggested is
the "plan b".

On Wed, Aug 18, 2010 at 12:00 AM, Shawn O'Shea  wrote:
> The only host-based thing I've seen for something like that are the Endace
> DAG cards. They tout 100% packet capture since they take all the processing
> off the host CPU. They are not cheap though...I think it was like 6000$ for
> a dual port.
>
> http://www.endace.com/endace-dag-high-speed-packet-capture-cards.html

Thanks for the pointer, these sound interesting even though that's
>10x the cost target.

--
Brian St. Pierre

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Re: dual pci nic with bridging

2010-08-17 Thread Benjamin Scott
On Tue, Aug 17, 2010 at 11:20 PM, Brian St. Pierre  wrote:
> Anybody have experience with a PCI-based dual-interface NIC that does
> hardware bridging?   This would be for a traffic monitoring application ...

  Not what you asked for, but: Would it be feasible to use a small
managed switch with a monitor/mirror port?  That would give you much
greater hardware choice, as you wouldn't need a special network card.

-- Ben
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Re: dual pci nic with bridging

2010-08-17 Thread Shawn O'Shea
The only host-based thing I've seen for something like that are the Endace
DAG cards. They tout 100% packet capture since they take all the processing
off the host CPU. They are not cheap though...I think it was like 6000$ for
a dual port.

http://www.endace.com/endace-dag-high-speed-packet-capture-cards.html

-Shawn

On Tue, Aug 17, 2010 at 11:20 PM, Brian St. Pierre wrote:

> Anybody have experience with a PCI-based dual-interface NIC that does
> hardware bridging? This would be for a traffic monitoring application,
> so the host cpu must be able to snoop traffic. Software bridging is
> not feasible.
>
> Thanks for any pointers.
>
> --
> Brian St. Pierre
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