From owner-freebsd-net  Tue Jan  2  8:56:32 2001
From owner-freebsd-net@FreeBSD.ORG  Tue Jan  2 08:56:29 2001
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
Delivered-To: freebsd-net@freebsd.org
Received: from homer.softweyr.com (bsdconspiracy.net [208.187.122.220])
	by hub.freebsd.org (Postfix) with ESMTP id 1639737B400
	for <freebsd-net@freebsd.org>; Tue,  2 Jan 2001 08:56:29 -0800 (PST)
Received: from [127.0.0.1] (helo=softweyr.com ident=Fools trust ident!)
	by homer.softweyr.com with esmtp (Exim 3.16 #1)
	id 14DUpI-00009Z-00; Tue, 02 Jan 2001 10:02:20 -0700
Sender: wes@FreeBSD.ORG
Message-ID: <3A52099C.6A94B9BF@softweyr.com>
Date: Tue, 02 Jan 2001 10:02:20 -0700
From: Wes Peters <wes@softweyr.com>
Organization: Softweyr LLC
X-Mailer: Mozilla 4.75 [en] (X11; U; Linux 2.2.12 i386)
X-Accept-Language: en
MIME-Version: 1.0
To: Julian Elischer <julian@elischer.org>
Cc: "C. Stephen Gunn" <csg@waterspout.com>,
	"freebsd-net@FreeBSD.ORG" <freebsd-net@FreeBSD.ORG>
Subject: Re: Problems with VLAN and natd.
References: <200101020501.AAA58976@tsunami.waterspout.com> <3A517429.91B2F251@softweyr.com> <3A51EB71.8286709E@elischer.org>
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Sender: owner-freebsd-net@FreeBSD.ORG
Precedence: bulk
X-Loop: FreeBSD.org

Julian Elischer wrote:
> 
> Wes Peters wrote:
> >
> > Doing link-layer encapsulation modules is really not very difficult.
> > I've written pretty much the full complement, covering ethernet (10,
> > 100, and 1000), FDDI/CDDI, token ring, ATM, and Frame Relay.  (Chuck,
> > I can identify that protocol in 20 instructions.)
> 
> Under netgraph it's a real SNAP (I can't believe I said that)

Har har!  ;^)

> > > I'm afraid to even contemplate the POLA and backward compatability
> > > issues involved.
> >
> > Why would we need to violate POLA?  The obvious default would be to
> > extend ifconfig to configure the new protocol types, and to assume
> > EthII framing unless explicitly specified.
> 
> send only new protocols out to netgraph.. no POLA to break.

Sure, but it would be nice to take over ARP too.

> > Perhaps so.  If someone does the work to move EthII into netgraph, I can
> > certainly contribute a SNAP/LLC module, and maybe even extensions to
> > ifconfig so you can use it.  ;^)
> 
> have  a look at the ng_ether node.

Will do.

-- 
            "Where am I, and what am I doing in this handbasket?"

Wes Peters                                                         Softweyr LLC
wes@softweyr.com                                           http://softweyr.com/


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-net" in the body of the message