Re: [vserver] Using nmap

From: Herbert Poetzl <herbert_at_13thfloor.at>
Date: Fri 19 Jun 2009 - 12:14:57 BST
Message-ID: <20090619111457.GJ8631@MAIL.13thfloor.at>

On Thu, Jun 18, 2009 at 02:35:35PM -0500, John Alberts wrote:
> I'm having trouble using nmap in a centos 5.3 guest running on a
> centos 5.3 host.

> When I run nmap with pretty much any options, such as: nmap -v -sP x.x.x.x

> I get the following message:
> Starting Nmap 4.11 ( http://www.insecure.org/nmap/ ) at 2009-06-18 14:34 CDT
> dnet: Failed to open device eth0
> QUITTING!

> Does anyone have any idea what I need to do to get nmap working?

nmap forges packets to test for specific corner cases
at a very low level (unless you restrict it to tcp/udp
probing or ping tests), so that is something which
requires raw net access or a virtual network stack

HTH,
Herbert

> Thanks
>
> --
> John Alberts
Received on Fri Jun 19 12:15:19 2009

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