Subject: Re: How to count tx and rx bytes?

From: Ben Greear <[email-masked]>
Date: Tue, 16 Dec 2003 11:38:40 -0800

Randy.Dunlap wrote:
> On Tue, 16 Dec 2003 14:38:16 +0100 Rask Ingemann Lambertsen <[email-masked]> wrote:
> 
> | On Mon, Dec 15, 2003 at 12:03:58PM -0800, Ben Greear wrote:
> | > 
> | > Is there an agreed upon standard for exactly what ethernet drivers
> | > should be counting for rx-bytes and tx-bytes?  For example, should the
> | > counters include the 4-byte FCS?  Should they include the ethernet header?
> | 
> | Should they include the frame padding in tx-bytes? Some do, some don't.
> | IMHO they should, because you do actually transmit those bytes on the wire.
> 
> If you are referring to padding that is put there by software,
> then Yes.

The padding is often done in the NIC itself, and since the bytes are put
on the wire, they should be counted...

> --
> ~Randy

-- 
Ben Greear <[email-masked]>
Candela Technologies Inc  http://www.candelatech.com