lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Mon, 17 Dec 2007 11:18:57 +0000 (UTC)
From:	Flávio Pires <flavio.defreitas@...il.com>
To:	netdev@...r.kernel.org
Subject:  Re: Packet per Second

In article <1197671513.5973.10.camel@...romache> Glen
Turner<gdt@....id.au> wrote:
>  On Fri, 2007-12-14 at 15:34 +0000, Fl‡vio Pires wrote:
>>   Well, I work on an ISP and we have a linux box acting as a
>> bridge+firewall. With this bridge+firewall we control the packet
>> rate per second from each client and from our repeaters. But I can`t
>> measure the packet rate per IP. Is there any tool for this?

>  The usual approach is to generate NetFlow records -- there are
>  a number of Linux tools for this. Collect them with a
> collector(flow-tools being a common choice). Then have a Perl script
> which reads the flow records, processes them whichever way you
> desire, and drops the result into a rrdtool file (there are modules
> for both reading the flow-tools data and outputing in the
> rrdtoolformat). The rrdtool utilities have a limited range of graphs,
> but there is a huge selection of graphing packages from other authors
> for rrdtool-stored data (Drraw, etc).  Flow-tools also
>  has some third-party analysis tools, some of those have good
>  "top talker" statistics.

>  This is a lot of work, since you are really putting a
> completemeasurement infrastructure in place to get the one statistic
> you desire.  But I'd encourage you to do that, since knowing
>  one statistic usually leads to further questions of the data

Thx for the answer Glen,

I alread though about something like this. But, isn`t NetFlow just for
Cisco IOS ?



-- 

I'm trying a new usenet client for Mac, Nemo OS X.
You can download it at http://www.malcom-mac.com/nemo


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists