tcpdump -e will give you layer 2 info, regardless of subnet. Tom S.
----- Original Message ----- From: "Rogelio" <scubac...@gmail.com> To: "Josh Luthman" <j...@imaginenetworksllc.com> Cc: "WISPA General List" <wireless@wispa.org> Sent: Sunday, May 10, 2009 1:18 PM Subject: Re: [WISPA] wireshark for finding unknown IPs > With Wireshark, yes > > With tcpdump, not from what I can tell > > > > On May 10, 2009, at 12:58 PM, Josh Luthman > <j...@imaginenetworksllc.com> wrote: > >> Is there a way to hear ALL the traffic, including those brocasts on a >> different subnet? What if your laptop IP is on a different scheme or >> none at all? >> >> On 5/10/09, Rogelio <scubac...@gmail.com> wrote: >>> For what it's worth, Wireshark has been a lifesaver for me when I >>> have >>> to go out in the field and get an unknown IP address of certain >>> types of >>> units, particularly ones without easy-to-access console ports. >>> >>> (Sometimes this is my only option, as the unit is in production, ARP >>> broadcasts are on a different subnet and thus not viewable on >>> tcpdump, >>> and I know the password.) >>> >>> HTH >>> >>> >>> --- >>> --- >>> --- >>> --- >>> -------------------------------------------------------------------- >>> WISPA Wants You! Join today! >>> http://signup.wispa.org/ >>> --- >>> --- >>> --- >>> --- >>> -------------------------------------------------------------------- >>> >>> WISPA Wireless List: wireless@wispa.org >>> >>> Subscribe/Unsubscribe: >>> http://lists.wispa.org/mailman/listinfo/wireless >>> >>> Archives: http://lists.wispa.org/pipermail/wireless/ >>> >> >> >> -- >> Josh Luthman >> Office: 937-552-2340 >> Direct: 937-552-2343 >> 1100 Wayne St >> Suite 1337 >> Troy, OH 45373 >> >> "When you have eliminated the impossible, that which remains, however >> improbable, must be the truth." >> --- Sir Arthur Conan Doyle > > > -------------------------------------------------------------------------------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: wireless@wispa.org > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ > -------------------------------------------------------------------------------- WISPA Wants You! Join today! http://signup.wispa.org/ -------------------------------------------------------------------------------- WISPA Wireless List: wireless@wispa.org Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/