[Olsr-users] Patch: Set IPv6 hop limit to 1

[Joerg Pommnitz]

P.S.: Please keep in mind that IPv4 broadcast messages are link local,
too. This patch brings IPv6 in line with IPv4.

-- 
Regards
       Joerg


--- Hannes Gredler <(spam-protected)> schrieb am Mi, 10.9.2008:

> Von: Hannes Gredler <(spam-protected)>
> Betreff: Re: [Olsr-users] Patch: Set IPv6 hop limit to 1
> An: "Joerg Pommnitz" <(spam-protected)>
> CC: "OLSR discussion and development" <(spam-protected)>
> Datum: Mittwoch, 10. September 2008, 11:31
> On Wed, Sep 10, 2008 at 02:08:31AM -0700, Joerg Pommnitz
> wrote:
> | Hello all,
> | here is a patch that sets the hop limit (aka ttl) for
> outgoing
> | packets to 1. Currently olsrd only works with global
> multicast
> | addresses. If your olsr box routes multicast traffic it
> will happily
> | (and correctly) forward the OLSR messages, which is not
> what we want.
> 
> i am not sure i understand.
> may i ask how TC/MID and HNA message should reach nodes
> across your 1-hop neighborhood ?
> 
> /hannes
>  
> | IMHO the really correct solution would be to use a link
> local
> | multicast address, but these use link local source
> addresses as well
> | which unfortunately confuses olsrd. 
> | 
> | The patch is against olsrd-0.5.3 but should be easily
> adaptable to
> | the current trunk.

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