netdev - Re: [IPv6] interface-local multicast escapes the local node

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Message-ID: <20130207072857.GA27969@eerihug-hybrid.ki.sw.ericsson.se>
Date:	Thu, 7 Feb 2013 08:28:57 +0100
From:	Erik Hugne <erik.hugne@...csson.com>
To:	YOSHIFUJI Hideaki <yoshfuji@...ux-ipv6.org>, netdev@...r.kernel.org
Subject: Re: [IPv6] interface-local multicast escapes the local node

On Thu, Feb 07, 2013 at 02:00:10AM +0100, Hannes Frederic Sowa wrote:
> RFC4541 3. IPv6 Considerations:
> 
>    MLD messages are also not sent regarding groups with addresses in the
>    range FF00::/15 (which encompasses both the reserved FF00::/16 and
>    node-local FF01::/16 IPv6 address spaces).  These addresses should
>    never appear in packets on the link.
> 
> It gives a strong indication that we should drop these packets. What do you
> think?

That was my understanding aswell. I asked for some clarifications on the ietf list:
    <quote>
    > The key is that the packets should be dropped without generating
    > any errors or traffic.
    Yep, you are right - I assumed that implicitly, but
    I should have mentioned that explicitly :-)
    </quote>
http://www.ietf.org/mail-archive/web/ipv6/current/msg17126.html

//E 
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