tcpdump query

From: Bob Parkinson <rwplists_at_omni.ac.uk>
Date: Wed, 19 May 1999 11:55:02 +0100 (BST)

I'm having problems with tcpdump.

I've set the interface into promisc mode, and when I run tcpdump I get
reams of output.

When I add some parameters to try and cut down the amount
of output (tcpdump host omni.ac.uk port 80) I get no output at all. This
is running on host omni.ac.uk, and there _is_ plenty of traffic tcpdump
should be getting, (I can see it in my apache logs).

It seems that I am able to see 'third party' traffic, that does not
involve my nachine, but nothing destined to or from my host.

Does anyone know what I'm missing here?

Thanks,

Bob
Received on Wed May 19 1999 - 10:57:40 NZST

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