From: Stephen Hemminger <shemminger@vyatta•com>
To: <xmCM8KtKk25K@dyweni•com>
Cc: NetDev <netdev@vger•kernel.org>,
Bridge <bridge@lists•linux-foundation.org>,
Bonding Devel <bonding-devel@lists•sourceforge.net>
Subject: Re: Invalid Argument when adding a bond to a bridge
Date: Thu, 22 Dec 2011 08:45:21 -0800 [thread overview]
Message-ID: <20111222084521.579beeae@nehalam.linuxnetplumber.net> (raw)
In-Reply-To: <b8003b95089e177b00bc7db44700757a@pl1.haspere.com>
On Thu, 22 Dec 2011 08:25:54 -0600
Dyweni - NetDev <xmCM8KtKk25K@dyweni•com> wrote:
> Hi All,
>
> I need some help figuring this one out... Whenever I try to add a bond
> to a
> bridge, I get back an invalid argument error. I've confirmed this on
> 3.2-rc6, 3.1.5, 3.0.13, and 2.6.39.4 (haven't checked earlier kernels).
>
> Here's my setup: 32bit KVM virtual machine with no network cards (...
> -net
> none ... ).
>
> I created the bond with: echo "+x" > /sys/class/net/bonding_masters
>
> I created the bridge with: brctl addbr b
>
> I try to add the bond to the bridge with: brctl addif b x
>
The bonding device inherits its MAC address from the slave
devices. Therefore until the you add a slave to the bonding device
it's MAC address isn't set (all zeros). Bridging is not allowed
without a valid MAC address.
The solution is to fully configure the bonding device before adding
to the bridge.
next prev parent reply other threads:[~2011-12-22 16:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-22 14:25 Invalid Argument when adding a bond to a bridge Dyweni - NetDev
2011-12-22 14:35 ` David Lamparter
2011-12-22 16:45 ` Stephen Hemminger [this message]
-- strict thread matches above, loose matches on Subject: below --
2011-12-22 14:08 Dyweni - NetDev
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