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

[Hannes Gredler]

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.