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Re: [Qemu-devel] [Patch] Add -net dump option


From: Luca Bigliardi
Subject: Re: [Qemu-devel] [Patch] Add -net dump option
Date: Sat, 7 Feb 2009 05:09:12 +0100
User-agent: Mutt/1.5.18 (2008-05-17)

On Wed, Feb 04, 2009 at 11:22 AM, Tristan Gingold wrote:

> Hi,

Hi Tristan,

> this patch add a new network pseudo nic that dump traffic to a tcpdump
> compatible file.  I have found this feature useful to debug network protocols
> with the user stack.

I don't know if it entirely fits your needs, but qemu already has vde
support, and vde has a pcap plugin to dump or monitor frames sent through
the switch:
http://wiki.virtualsquare.org/index.php/VDE_Basic_Networking#Dump_or_Monitor_switch_traffic


HTH,

luca


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Beware of programmers who carry screwdrivers.
                        -- Leonard Brandwein

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