Ethereal-users: Re: [Ethereal-users] Hello, Please Some help

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From: Guy Harris <gharris@xxxxxxxxx>
Date: Wed, 13 Mar 2002 22:05:59 -0800
On Thu, Mar 14, 2002 at 11:42:21AM +0800, chenzero wrote:
> I have a server listening on local machine port 2002(TCP), a client
> will connect to the server and send some message(byte stream), how could
> I trace these messages? (my server and client is on the same machine)
> 
> I reference from the manual, and it seems that the server and client
> may not on the same machine, ( some loopback interface donot support ) ,
> it's right ?

Yes, that is right.  Unfortunately, there's no "loopback interface", in
the UNIX sense, in Windows; I know of no way to capture, on a system
running Windows, TCP (or UDP, or other IP) traffic being sent between
servers and clients on the same machine.