From: David Miller <davem@davemloft.net>
To: david.ward@ll.mit.edu
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH] Update Neighbor Cache when IPv6 RA is received on a router
Date: Sat, 29 Aug 2009 00:04:27 -0700 (PDT) [thread overview]
Message-ID: <20090829.000427.235911462.davem@davemloft.net> (raw)
In-Reply-To: <1250381994-21329-1-git-send-email-david.ward@ll.mit.edu>
From: David Ward <david.ward@ll.mit.edu>
Date: Sat, 15 Aug 2009 20:19:54 -0400
> When processing a received IPv6 Router Advertisement, the kernel
> creates or updates an IPv6 Neighbor Cache entry for the sender --
> but presently this does not occur if IPv6 forwarding is enabled
> (net.ipv6.conf.*.forwarding = 1), or if IPv6 Router Advertisements
> are not accepted (net.ipv6.conf.*.accept_ra = 0), because in these
> cases processing of the Router Advertisement has already halted.
>
> This patch allows the Neighbor Cache to be updated in these cases,
> while still avoiding any modification to routes or link parameters.
>
> This continues to satisfy RFC 4861, since any entry created in the
> Neighbor Cache as the result of a received Router Advertisement is
> still placed in the STALE state.
>
> Signed-off-by: David Ward <david.ward@ll.mit.edu>
This seems OK, applied to net-next-2.6
Thanks.
prev parent reply other threads:[~2009-08-29 7:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-16 0:19 [PATCH] Update Neighbor Cache when IPv6 RA is received on a router David Ward
2009-08-16 2:30 ` Mark Smith
2009-08-16 5:47 ` David Ward
2009-08-29 7:04 ` David Miller [this message]
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