Ethereal-users: Re: [Ethereal-users] ICMP echo request not showing in capture?

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From: Guy Harris <gharris@xxxxxxxxx>
Date: Tue, 12 Nov 2002 23:55:14 -0800
On Wed, Nov 13, 2002 at 09:48:06AM +0200, sami.hanninen@xxxxxxxxxxxxxxx wrote:
> I'm capturing traffic in promiscuous mode and everything else seems fine,
> but the packets my machine sents seem to partly disappear.

Partly, or completely?  Do you see any packets at all from your machine?

> For example: I
> ping something and my machine sends echo request - but Ethereal only shows
> the echo reply in the capture. Same kind of thing seems to happen with other
> protocols like Oracle SQL*Net etc.

On what OS are you doing this?

On some OSes, packets sent by the machine running a capture program
won't be seen by the capture mechanism provided by the OS.