Re: Interesting netstat results
On Sun, Jul 04, 2004 at 01:40:37AM -0500, Jacob S. wrote:
> On Sun, 4 Jul 2004 08:29:07 +0200
> David Fokkema <dfokkema@ileos.nl> wrote:
>
> > On Sun, Jul 04, 2004 at 01:15:22AM -0500, Jacob S. wrote:
> <snip>
> > > But, looking at the output of netstat, I noticed the following
> > > entry:
> > >
> > > Active Internet connections (w/o servers)
> > > Proto Recv-Q Send-Q Local Address Foreign Address State
> > > tcp 0 0 jacob.6texans.net:42799 xenon.hscs.Virgi:telnet
> > > ESTABLISHED
> >
> > Do you know that machine (xenon.hscs.Virgi)? I can't look it up, so I
> > guess the name is truncated. Try to run
>
> Never heard of it before.
>
> > sudo netstat --inet -np
>
> Excellent! This turns up the following:
>
> tcp 888 0 192.168.35.10:42799 128.143.202.191:23
> ESTABLISHED1 3841/aprsd
>
> Duh! Big red "ouch" starts fading in across forehead as the light comes
> on. "host 128.143.202.191" returns "xenon.hscs.Virginia.EDU."
> Sure enough, "/etc/init.d/aprsd stop" makes the traffic cease and the
> connection drop. (Should've read some documentation, instead of simply
> apt-getting the other day and thinking I'd play with it later.)
>
> Many thanks, David! Now I'm off to learn about aprsd... after I get some
> sleep. :-)
>
> Thanks,
> Jacob
Glad to be of help, :-)
> Random .signature #43:
> Q: How many Microsoft Programmers does it take to screw in a lightbulb?
> A: It cannot be done. You will need to upgrade your house.
>
> Q: How many Linux users does it take to change a lightbulb?
> A: Two. One to write the HOWTO-LIGHTBULB-CRONJOB, and another to read
> it.
Very nice sig, by the way!
David
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