Ethereal-dev: Re: [Ethereal-dev] New Protocol

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From: Guy Harris <guy@xxxxxxxxxx>
Date: Mon, 27 Jan 2003 15:36:58 -0800
On Mon, Jan 27, 2003 at 04:32:08PM -0400, Eddie Orta wrote:
>     If I have some computers communicationg with a propietary protocol. What
> do you need to Include it as part of ethereal?

Download the Ethereal source (which you'll need in order to add a
protocol to Ethereal), and then read the "README.developer" file in the
"doc" directory.

> I have Five(5) Alphas Using an application called GXNPLX which uses an
> etherenet multicast protocol. And another application called GXGUARD which
> send/receive a message using any combination: Ethernet Multicast protocol on
> Ethernet Devices, UDP Protocol on LAN devices and direct connection on TTY
> devices Lines. Using Ethereal the captured packet are shown as "unknown".

For protocols that run directly atop Ethernet, the "dissector_add()"
call would use "ethertype" as the name of the table to which to add an
entry for the protocol, and the Ethernet type value as the ID value.