netdev - Re: [0/3] bridge: Do not send multicast queries by default

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Message-Id: <20120415.125023.1717763086421927975.davem@davemloft.net>
Date:	Sun, 15 Apr 2012 12:50:23 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	herbert@...dor.hengli.com.au
Cc:	netdev@...r.kernel.org
Subject: Re: [0/3] bridge: Do not send multicast queries by default

From: Herbert Xu <herbert@...dor.hengli.com.au>
Date: Sun, 15 Apr 2012 19:13:00 +0800

> However, we're not implementing an RFC2710 node here.  What we're
> doing is better described by RFC4541 (IGMP/MLD snooping), which calls
> for the use of a zero source address for both IPv4 and IPv6.
> 
> The reason is precisely because it's invalid for normal querier
> nodes and as such they would ignore us (rather than elect us
> and potentially disrupt things).

Ok, make sense.

And in fact, I welcome changing this back to using a zero saddr, as
the ipv6 source address setting code brought in a lot of ugly
dependencies. :-)

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