Subject: Re: How to configure an ethernet interface which has point to point link
To: Manuel Bouyer <bouyer@antioche.eu.org>
From: Gert Doering <gert@greenie.muc.de>
List: tech-net
Date: 06/15/2007 22:11:44
Hi,
On Fri, Jun 15, 2007 at 10:02:02PM +0200, Gert Doering wrote:
> > > If it's a pure internal point-to-point link, you could save the effort of
> > > maintaining ARP entries (either setting them up statically, or actually
> > > running the ARP protocol). Less overhead...
> >
> On Fri, Jun 15, 2007 at 09:38:51PM +0200, Manuel Bouyer wrote:
> > No. You still need to send something in the ethernet header, that will
> > be properly received by the hardware engine on the other end.
>
> "ff:ff:ff:ff:ff:ff"
Ah. I smell a misunderstanding here - I wasn't talking about "packet
overhead" but about "processing overhead" due to ARP handling.
The packet format cannot change, of course, but it could carry the
broadcast MAC as destination address.
gert
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