If you have a particular window in time that you want to see, tcpslice will do what you want.
Do a quick Google search for "tcpslice" and you'll get several relevant links.
--J
> -----Original Message-----
> From: Morel Olivier FRF [mailto:Olivier.Morel@xxxxxxxxxx]
> Sent: Friday, November 22, 2002 6:28 AM
> To: ethereal-users@xxxxxxxxxxxx
> Subject: [Ethereal-users] Fragment large capture files
>
>
> Is there a simple way to fragment a large capture file ?
>
> My problem is as follows :
> To catch up an elusive network problem, I let ethereal capture trafic
> whithout any capture filter, thus ending up with a VERY large
> file that
> Ethereal can hardly open (very slow, when it doesn't crash because of
> insufficient virtual memory).
>
> I would like to be able to extract a smaller part, based on
> time, such as :
> give me all frames between 10:25 and 10:35.
> if I detect the trouble I want to analyze at 10:30
>
> editcap allows for an extraction based on frame numbers, but
> I cannot get
> those numbers without opening Ethereal.
>
> Any idea ?
>
> Olivier R. Morel
> mailto:olivier.morel@xxxxxxxxxx
> 01 4291 9190
>
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