Ethereal-users: Re: [Ethereal-users] Fwd: Getting errors

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From: Guy Harris <gharris@xxxxxxxxx>
Date: Sat, 7 Aug 2004 23:06:14 -0700
On Fri, Aug 06, 2004 at 03:33:11PM -0400, Michael W. McCann wrote:
>For my application, I am more interested in errors that come in over the 
>Ethernet port.  ie, I have a fiber optic link between the PC running 
>Ethereal and my intranet.  I want to see how much data arrives corrupted 
>and is discarded.  Will ethereal allow me to do this?

Not unless the network interface on which you're capturing, and its
driver, supply packets with errors *and* the errors can be recognized by
Ethereal (e.g., if the interface and driver supply packets even if they
have a bad CRC, and supplies the CRC so that Ethereal can check it).