netdev - Re: 答复: Is 802.3ad mode in bonding useful ?

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Message-ID: <20110428132316.GC4165@hmsreliant.think-freely.org>
Date:	Thu, 28 Apr 2011 09:23:16 -0400
From:	Neil Horman <nhorman@...driver.com>
To:	Xiong Huang <Xiong.Huang@...eros.com>
Cc:	WeipingPan <panweiping3@...il.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: 答复: Is 802.3ad mode in bonding
 useful ?

On Thu, Apr 28, 2011 at 08:31:33PM +0800, Xiong Huang wrote:
> Is there any plan to support cisco FEC/GEC protocol in bonding ?
> 
Not explicitly, no, since roundrobin/xor modes should be compatible already,
and etherchannel can interoperate with 802.3ad bonds if the switches
etherchannel is configured to be in lacp mode:

Neil


> -Xiong
> ________________________________________
> 发件人: netdev-owner@...r.kernel.org [netdev-owner@...r.kernel.org] 代表 Neil Horman [nhorman@...driver.com]
> 发送时间: 2011年4月28日 5:21
> 收件人: WeipingPan
> 抄送: netdev@...r.kernel.org
> 主题: Re: Is 802.3ad mode in bonding useful ?
> 
> On Thu, Apr 28, 2011 at 03:33:50PM +0800, WeipingPan wrote:
> > Hi, all,
> >
> > 802.3ad mode in bonding implements 802.3ad standard.
> >
> > I am just wondering  802.3ad mode is useful,
> > since  bonding has many modes like balance-rr, active-backup, etc.
> >
> Yes, of course its usefull.  For switches which support 802.3ad, this mode
> allows for both peers to understand that the links in the bond are acting as an
> aggregate, which makes it easier to prevent things like inadvertently looped
> back frames, for which the other modes have to have all sorts of hacks to
> prevent.
> Neil
> 
> > thanks
> > Weiping Pan
> > --
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