From owner-freebsd-net@FreeBSD.ORG  Sat Sep 23 02:29:25 2006
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
X-Original-To: freebsd-net@freebsd.org
Delivered-To: freebsd-net@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id EA5FF16A47B
	for <freebsd-net@freebsd.org>; Sat, 23 Sep 2006 02:29:25 +0000 (UTC)
	(envelope-from brad@comstyle.com)
Received: from mail.comstyle.com (toronto-hs-216-138-195-228.s-ip.magma.ca
	[216.138.195.228])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 8B55343D45
	for <freebsd-net@freebsd.org>; Sat, 23 Sep 2006 02:29:25 +0000 (GMT)
	(envelope-from brad@comstyle.com)
Received: from blar.home.comstyle.com (blar.home.comstyle.com
	[IPv6:2001:4830:1216:1::3])
	by fubar.home.comstyle.com (Postfix) with ESMTP id 7B7DCA2E73
	for <freebsd-net@freebsd.org>; Fri, 22 Sep 2006 22:29:24 -0400 (EDT)
Received: by blar.home.comstyle.com (Postfix, from userid 1000)
	id F111AD35F0; Fri, 22 Sep 2006 22:29:23 -0400 (EDT)
Date: Fri, 22 Sep 2006 22:29:23 -0400
From: Brad <brad@comstyle.com>
To: freebsd-net@freebsd.org
Message-ID: <20060923022923.GA20553@blar.home.comstyle.com>
References: <4513A5D1.4000604@mersin.edu.tr> <4513AC94.8040609@mawer.org>
	<45142ED1.1000204@mersin.edu.tr>
	<00ed01c6de77$8968f770$020b000a@bartwrkstxp>
	<45146FA2.8070208@mawer.org>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <45146FA2.8070208@mawer.org>
User-Agent: Mutt/1.4.2.2i
Subject: Re: LACP 802.3ad and ng_fec ?
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 23 Sep 2006 02:29:26 -0000

On Sat, Sep 23, 2006 at 09:20:02AM +1000, Antony Mawer wrote:
> On 23/09/2006 4:47 AM, Bart Van Kerckhove wrote:
> >?zkan KIRIK <ozkan@mersin.edu.tr> wrote:
> >>Thanks for your reply,
> >>
> >>It seems that HP ProCurve 5400 series doesn't support fec trunking :
> >>
> >>hp(config)# trunk A3-a5 trk1 fec
> >>Invalid input: fec
> >>
> >>hp(config)# trunk A3-a5 trk1 ?
> >> trunk                 Do not use any protocol to create or maintain
> >>the trunk.
> >> lacp                  Use IEEE 802.1ad Link Aggregation protocol.
> >> <cr>
> >>hp(config)#
> >>
> >>Can ng_fec handshake with switch via "trunk" option instead of "fec" ?
> >According to HP docs, FEC should "work" with the 'trunk' setting.
> >It will loose all features tough, and just become a 'dumb' bonding-style 
> >thing, with no redundancy and other features.
> 
> Yes, I was reading some HP docs yesterday and they implied that they 
> were removing FEC on newer switches in favour of using the IEEE 
> standards-based methods of trunking.

even Cisco doesn't support FEC on their own switches with some of the
newer gear.