Re: Intruder in my wireless network? / intrusion detection programs



In article <4chi9tF162s18U1@xxxxxxxxxxxxxx>, "Peter Pan" <PeterPanNOSPAM@xxxxxxxxxxxxxxxxx> wrote:
Valok wrote:
Hi!

Just a heads up (may not apply in your case), but one of my new
wireless computers (a tablet/notebook combo) sometimes shows as
extra devices on the network (and uses a different workgroup
name), but never when it's turned off. I'm guessing the pc and
tablet part combo are doing something strange internally.<<

Yes, I first thought it could be this way, too. But then again, at
the time when I was online, no other computer was connected to the
internet (only the router was turned on, of course). Besides, I do
have a WPA-PSK pass phrase.
Lately, it didn't show me any other computers connected to the
internet, when I last checked (only our own family PCs).

I would say, check again.. That strange connection still showed for a while,
even though I had the computer turned off... It finally disappeared when I
power cycled the router (it would stay for a long time if I just left it,
don't know how long, since I got impatient).. From your other posts, it sure
sounds like this may be a possibility...

The DHCP server uses a table to keep track of the IPs it hands out. It
doesn't typically poll the list to see if everyone with a lease is still
there. Result you could some time after all computers have left the network
see their 'old' IPs still in the table. At some point in time the server
will clean the table, nost likely when it expects lease to expire. This is
no biggie here though I can see where it could be initially unnerving to
see IPs supposedly in use when 'no one' is on the network.


A q for you, is it actually doing anything? Reason I ask, is that I have a
DVR with built in wireless stuff, and it was actually showing up even though
it wasn't doing anything..

Cool a wireless DVR, what brand? Now that is a great additional use for a
wireless network.


You said in another post that it was there but you couldn't see it doing
anything... Sounds like what I see from my DVR (I haven't installed the
software to let me download programs from it yet.. 8/9 Gigabyte files over
wireless!?!, just so I can watch a show on a laptop!?!? don't think I care
for it)... Got a PDA with built in wireless? My iPAQ was showing up, cuz it
was turned on in it's charging cradle.

Yeah at 54 (really about half that) megabits, moving a multi gigabyte
movie/program would be a real pain. For moving something like that to the
laptop etc, I might rethink running a wire even if just temporary basis.

fundamentalism, fundamentally wrong.
.



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