Re: Connections suddenly increase
From: Jan Schloessin (jschloes_at_rz.uni-potsdam.de)
Date: 10/19/04
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Date: Tue, 19 Oct 2004 10:33:18 +0200
moritz gartenmeister wrote:
> I run a Linux Bridge and run a script, which reads every minute
> /proc/sys/net/ipv4/netfilter/ip_conntrack_count and puts this number
> in a file.
I don't have this file (run kernel 2.6), so I only guess:
> I think about a virus, bot, worm etc. But I am not sure about it. I
> have no rational explanation, why normal use of Internet would give
> such data.
>
> BTW: This connections are from a students dorm with about 500
> students/computers.
>
> Can anyone give me some light?
I think it it counts the connection via lo (loopdevice) too. So there
are many even without an internet outbound.
jan
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