[CentOS] Weird TCP problem
florin at andrei.myip.org
Fri Sep 5 19:56:23 UTC 2008
Gordon Messmer wrote:
> Florin Andrei wrote:
>> If you were running tcpdump in promiscuous mode, re-run the tests with
>> it non-promiscuous. Just to make sure the SYN is actually received by
>> that system.
> I ran the test again with "tcpdump -i eth0 -p" and then thinking better
> of it, with "tcpdump -i any". In both cases I was able to replicate the
> problem. Even with "-i any" I see the incoming SYN packets and no
> SYN+ACK reply.
And you do capture *all* traffic, right? Don't filter out anything.
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