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From: Chris Brenton <cbrenton@chrisbrenton.org>
To: ads nat <adsnat@yahoo.com>
Cc: netfilter@lists.netfilter.org
Subject: Re: Unwanted Uploading.
Date: Sat, 06 Sep 2003 12:39:09 -0400	[thread overview]
Message-ID: <3F5A0DAD.7020901@chrisbrenton.org> (raw)
In-Reply-To: 20030906153148.58336.qmail@web20705.mail.yahoo.com

ads nat wrote:
>
> When talked with users user says their is no extar ordinary 
> increase in uploading or downloading. My ISP say there must be  some
> virus/worm in the network.

Sounds like you are one of the sites flooding people with icmp :(

Try this:
tcpdump -v -nn icmp

Look at the source IP's of the echo-request packets and fix your systems.

If that does not help, try a tool like ntop or iptraf which will tell 
you who is generating all the traffic.

HTH,
C





  parent reply	other threads:[~2003-09-06 16:39 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-09-06 15:31 Unwanted Uploading ads nat
2003-09-06 15:36 ` ads nat
2003-09-06 16:39 ` Chris Brenton [this message]
2003-09-07  4:16   ` ads nat
2003-09-07 11:22     ` Chris Brenton

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