netdev - Re: Stale IPv6 address accumulation on linux 3.2.17

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Message-ID: <20131022101811.GA3200@order.stressinduktion.org>
Date:	Tue, 22 Oct 2013 12:18:11 +0200
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	"Templin, Fred L" <Fred.L.Templin@...ing.com>
Cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: Stale IPv6 address accumulation on linux 3.2.17

Hi Fred!

On Mon, Oct 21, 2013 at 03:50:24PM +0000, Templin, Fred L wrote:
> On linux 3.2.17, I have a host that configures IPv6 addresses on
> an eth0 interface based on Router Advertisements received from an
> on-link linux box configured as an IPv6 router and running radvd.
> When the host gets an RA, it configures both an EUI-64-based IPv6
> address and an IPv6 privacy address, so it has two IPv6 addresses.
> But, if I leave the host up for long periods of time, it seems to
> accumulate additional IPv6 addresses - perhaps these are stale
> IPv6 privacy addresses?
> 
> Is this known behavior, and if so is there a way to turn it off?
> Or, perhaps this was a known bug that has been corrected in more
> recent linux kernel versions?

Could you send me the output of ip -6 a l?

Greetings,

  Hannes

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