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From: Marek Lindner <lindner_marek@yahoo.de>
Date: Thu, 15 Mar 2012 14:50:44 +0800
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Subject: Re: [B.A.T.M.A.N.] [PATCH 5/5] batman-adv: avoid temporary routing
	loops by being strict on forwarded OGMs
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To: The list for a Better Approach To Mobile Ad-hoc Networking <b.a.t.m.a.n@lists.open-mesh.org>

On Sunday, March 11, 2012 06:17:53 Marek Lindner wrote:
> batman-adv would forward OGMs from non-besthops while replacing the the TQ
> and TTL values with the values from the best hop. In certain corner cases
> this leads to a temporary routing loop.
> This patch changes this behavior: Only packets from best next hops are
> forwarded - TQ and TTL values won't be replaced anymore. However, the
> protocol needs to rebroadcast OGMs from single hop neighbors regardless of
> whether or not they are the best hop. To handle this case a new flag is
> introduced to alert neighboring nodes about the forwarded OGM that is not
> from my best next hop. It is to be discarded by all nodes except for the
> one originating the OGM.

Applied in revision f76d019.

Regards,
Marek