[c-nsp] Network tap solution recommendations

Mike Hale eyeronic.design at gmail.com
Fri Jan 4 04:46:52 EST 2013


Sorry, I meant the copper 100 meg ntap, not the gig or ten gig model.  :-)
On Jan 4, 2013 1:41 AM, "Phil Mayers" <p.mayers at imperial.ac.uk> wrote:

> On 01/04/2013 07:50 AM, Mike Hale wrote:
>
>> I've had good experience with the ntap copper devices.
>>
>> Their basic 10gig copper passive tap is uber cheap too.
>>
>
> Is there any such thing as a "genuine" copper passive tap at 10g? I was
> under the impression that it was impossible, given the differential
> signalling, and such devices at 1gig are invariably powered.
>
> We've used ntap optical taps - they work as advertised, and there's a
> little rackmount thing that can take 3 of them. We specifically use the
> two-channel one to mirror a 20g port channel.
>
> For analysis, we use a server with 2x 2port 10g myricom NICs and gulp ;o)
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