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Date: Fri, 16 Jan 2004 13:26:06 -0500
From: Jason Stewart <jstewart@rtl.org>
To: meimi <meimi_1@hotmail.com>
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cc: freebsd-questions@freebsd.org
Subject: Re: High incoming bandwith
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On 16/01/04 04:09 +0800, meimi wrote:
> Hello everyone,
>   Today, I found out that my server has unusual high incoming bandwidth
> usage (4Mbit/s) in some hours. Usually, my server will not have more than
> 200Kbit/s.
>   How can I check what the cause is?

ntop is one solution to your problem.

Good Luck,
Jason