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From: Oskar Andreasson <oan@frozentux.net>
To: netfilter-devel@lists.netfilter.org
Subject: RFC1812 and CLUSTERIP
Date: Wed, 25 Oct 2006 14:05:18 +0200	[thread overview]
Message-ID: <1161777918.8705.63.camel@LAPTOP4.MSHOME> (raw)

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Hi all again,

I've snowed in on the CLUSTERIP target to some extent, and I am still
figuring it out to some extent. 

One question that came to mind is its use of multicast MAC addresses. Is
it really allowed to make use of them in the way that it is right now?

From RFC 1812 section 3.3.2:

------
   A router MUST not believe any ARP reply that claims that the Link
   Layer address of another host or router is a broadcast or multicast
   address.
------

As I understand it, this is exactly what the CLUSTERIP target does? 
Behaves as if a single host has a multicast address?


-- 
Oskar Andreasson <oan@frozentux.net>
www.frozentux.net

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             reply	other threads:[~2006-10-25 12:05 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-25 12:05 Oskar Andreasson [this message]
2006-10-25 22:26 ` RFC1812 and CLUSTERIP Patrick McHardy
2006-10-26 11:41   ` Oskar Andreasson
  -- strict thread matches above, loose matches on Subject: below --
2006-11-30 15:36 Ben Grimm

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