Re: Real-Time Network monitoring

From: Lawrence Rodis (
Date: 01/31/04

Date: Sat, 31 Jan 2004 08:01:46 GMT


As Hairy stated promiscuous mode only works on data that gets put on that
line. With real switches traffic between two PC will not be seen by a

Lawrence A. Rodis
Strategic Resource Consulting Group L.L.C.
"Grunt" <> wrote in message
> "Hairy One Kenobi" <abuse@[]> seems to think in
> news:HNtSb.13832$
> > "Damjan" <> wrote in message
> > news:DBsSb.3242$
> >> Hi!
> >>
> >> I'm wondering, if somewhere exist some tool, that can monitor tcp/ip
> >> over all network one ane computer? I use switch and have 5 computers
> >> in
> > network.
> >> Can I monitor traffic during them on my box?
> >
> > Ethereal is a good Freeware sniffer, but they'll all have problems
> > with a switch (this directs traffic directly between [generally] two
> > ports and prevents the traffic from being monitored).
> >
> > A hub will work just fine, if you don't have the sort of high-end
> > switch that directly supports sniffing.
> >
> Windows NT server has a network monitor application included that will
> monitor and filter any packet on the local machine.
> The driver must be installed.
> Windows SMS includes a "promiscuous mode" driver that will sniff packets
> the entire LAN.
> -- 
> -- ipgrunt

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