WRT54G Mirror Port

[nberthaume at gmail.com (Nicholas B.)]

Keep in mind that these devices typically only have on shared ethernet
device operating as a switch... splitting the tx and rx when the speed
of the device is the issue may actually increase the overhead on it
and lead to increased packet loss.

On 1/14/10, Tim Krabec <tkrabec at gmail.com> wrote:
> the different types of taps allow different solutions.
> Low bandwidth/ "trusted" network use the 3 port one
> higher bandwidth/"un-trusted" network use the 4 port one, which can split
> tx/rx traffic across machines/nics.
>
> Alternatively you could build a 3 Port and make a tx/rx split cable
>
> So ultimately it depends on what you need and what you have available.
>
> On Thu, Jan 14, 2010 at 3:46 PM, Paul Asadoorian <paul at pauldotcom.com>wrote:
>
> > Sure, that works too.  However, its done in software so I would be
> > cautious how much traffic you pass through it before you start getting
> > drops.
> >
> > Cheers,
> > Paul
> >
> > On 1/14/10 8:27 AM, Robin Wood wrote:
> > > 2010/1/14 Paul Asadoorian <paul at pauldotcom.com>:
> > > > From all the research that I did on the WRT54G (and similar hardware
> > > > like the ASUS) this was not possible.  I believe that I read somewhere
> > > > that it was possible on some of the hardware, but that the drivers did
> > > > not support it.
> > > >
> > > > If you find that it does, let us know!
> > >
> > > The way I did it was to bridge the appropriate ports together then use
> > > Daemonlogger from Marty Roche to clone all the traffic off the bridge
> > > and onto an unused port. Works fine.
> > >
> > > Robin
> > >
> > > > Cheers,
> > > > paul
> > > >
> > > > On 1/13/10 7:39 PM, Cody Dumont wrote:
> > > > > Can you setup a mirror or SPAN-Port using a OpenWRT on the ASUS or
> > WRT54G?
> > > > > thanks all..
> > > > >
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>
> --
> Tim Krabec
> Kracomp
> 772-597-2349
> smbminute.com
> kracomp.blogspot.com
> www.kracomp.com

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