On Fri, Jun 07, 2002 at 07:41:50PM +0200, pepa wrote:
>       If every card sees a packet at the same time (not the same packet,
> obviously)it could be an error in the timestamp. One packet will have a
> correct timestamp, but the other will have a wrong timestamp, because
> tcpdump of his card was waiting to have the CPU.

The packet time stamp comes from code in the OS kernel, *NOT* from
tcpdump.  Packet time stamps might also not have enough resolution to
cause two packets both processed by the same CPU to have different time
stamps.
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