[vbox-dev] Cannot Live-capture VirtualBox network packets with Wireshark

Klaus Espenlaub klaus.espenlaub at oracle.com
Wed Jun 15 11:47:29 GMT 2011


On 08.06.2011 09:15, Knut St. Osmundsen wrote:
> Since there seems to be a wireshark bug and the bug already contains a patch, I don't think we need to do anything.

Since the workaround just increases the size of the capture file created 
by VirtualBox insignificantly I created a workaround. Only in VirtualBox 
trunk. Asking for backports is futile, since it's wireshark which can't 
deal with a boundary case of the pcap file spec.

Klaus

>
> Cheers,
>   Knut.
>
> On Jun 7, 2011, at 11:34 PM, Alexey Eromenko wrote:
>
>> It turns out, that Wireshark, when in pipe/FIFO mode, dislike
>> VirtualBox habit to create first "empty" packet, with pcap header
>> only.
>>
>> VirtualBox generates first Ethernet frame incorrectly. That's why
>> Wireshark woos.
>>
>> More detail:
>> Bug 6002 - Cannot Live-capture VirtualBox network packets with
>> Wireshark; pipe problem
>> https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6002
>>
>> It would help me, if VirtualBox could fix it for 4.1.0
>>
>> --
>> -Alexey Eromenko "Technologov"
>>
>> _______________________________________________
>> vbox-dev mailing list
>> vbox-dev at virtualbox.org
>> http://vbox.innotek.de/mailman/listinfo/vbox-dev
>
>
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-- 
Oracle <http://www.oracle.com>
Dr. Klaus Espenlaub | Snr. Manager Software Development Desktop
Virtualization
Phone: +49 7151 60405 205 <tel:+49715160405205>
Oracle VM VirtualBox

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