netdev - Re: [PATCH] make TLLAO option for NA packets configurable

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Date:	Wed, 07 Oct 2009 01:29:46 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	opurdila@...acom.com
Cc:	shemminger@...tta.com, cratiu@...acom.com, netdev@...r.kernel.org
Subject: Re: [PATCH] make TLLAO option for NA packets configurable

From: Octavian Purdila <opurdila@...acom.com>
Date: Sat, 3 Oct 2009 00:39:15 +0300

> Subject: [PATCH] ipv6: new sysctl for sending TLLAO with unicast NAs
> 
> Neighbor advertisements responding to unicast neighbor solicitations
> did not include the target link-layer address option. This patch adds
> a new sysctl option (disabled by default) which controls whether this
> option should be sent even with unicast NAs.
> 
> The need for this arose because certain routers expect the TLLAO in
> some situations even as a response to unicast NS packets.
> 
> Moreover, RFC 2461 recommends sending this to avoid a race condition
> (section 4.4, Target link-layer address)
> 
> Signed-off-by: Cosmin Ratiu <cratiu@...acom.com>
> Signed-off-by: Octavian Purdila <opurdila@...acom.com>

Applied, thanks!
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