"Smart" Hubs

Daniel Eischen deischen at freebsd.org
Fri Sep 9 14:57:07 PDT 2005


On Sat, 10 Sep 2005, Peter Jeremy wrote:

> On Fri, Sep 09, 2005 at 02:44:56PM -0400, Daniel Eischen wrote:
> >On Fri, 9 Sep 2005, Brooks Davis wrote:
> >> > On Fri, Sep 09, 2005 at 08:39:30AM -0600, Ryan P. Sommers wrote:
> >> > > Hub in question is a linksys NH1005 v2.
> >> > >
> >> > > PS If anyone knows of a hub that's "easy" to find and still is an actuall
> >> > > good 'ol hub, let me know.
> ...
> >> Alternativly, if you can get your hands on a second ethernet port for
> >> your sniffer box, make a passive tap:
> >
> >I came in kinda late to this thread, but if you're trying to find
> >a hub/switch in order to sniff network traffic, then you can always
> >go for a switch that let's you monitor traffic on other ports.
> >I know the Cisco's will let you do this, but I'd be suprised if
> >you couldn't find it on some other cheaper switches.
>
> I think most managed switches let you do this.  The keyword being
> "managed" and a managed switch is always going to be far more
> expensive than a hub.  This is mostly useful if you already have
> the infrastructure in place and just want to look at one of the
> systems attached to the switch.

Like I pointed out, though, it isn't as expensive as you think
($175 US for the Netgear).  That's equivalent to about 2 hours of
labor time at the rate my company charges.

-- 
DE



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