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From: Marek Lindner <mareklindner@neomailbox.ch>
Date: Sun, 16 Feb 2014 14:30:38 +0800
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Subject: Re: [B.A.T.M.A.N.] [PATCHv14 5/6] batman-adv: Add IPv4
	link-local/IPv6-ll-all-nodes multicast support
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On Saturday 15 February 2014 17:47:53 Linus L=FCssing wrote:
> With this patch a node may additionally perform the dropping or
> unicasting behaviour for a link-local IPv4 and link-local-all-nodes
> IPv6 multicast packet, too.
>=20
> The extra counter and BATADV_MCAST_WANT_ALL_UNSNOOPABLES flag is need=
ed
> because with a future bridge snooping support integration a node with=
 a
> bridge on top of its soft interface is not able to reliably detect it=
s
> multicast listeners for IPv4 link-local and the IPv6
> link-local-all-nodes addresses anymore (see RFC4541, section 2.1.2.2
> and section 3).
>=20
> Even though this new flag does make "no difference" now, it'll ensure=

> a seamless integration of multicast bridge support without needing to=

> break compatibility later.
>=20
> Also note, that even with multicast bridge support it won't be possib=
le
> to optimize 224.0.0.x and ff02::1 towards nodes with bridges, they wi=
ll
> always receive these ranges.
>=20
> Signed-off-by: Linus L=FCssing <linus.luessing@web.de>
> ---
>  main.c           |    6 +++
>  main.h           |    1 +
>  multicast.c      |  135
> ++++++++++++++++++++++++++++++++++++++++++++++++++----
> packet.h         |    9 ++++
>  soft-interface.c |    1 +
>  types.h          |   12 +++++
>  6 files changed, 156 insertions(+), 8 deletions(-)

Applied in revision 1c09034.

Thanks,
Marek

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