[Olsr-dev] Freifunk Testing

Daniel Nitzpon (spam-protected)
Mon Jun 16 23:29:46 CEST 2008


i don't grasp the scenarios for fisheye routing loop production:

Henning Rogge schrieb:
 > The problem can happen at the edge of a fisheye zone. You get an
 > "update border" at this point because some packages are not flooded to
 > the edge of the network.

why is that? can you give an example topology?

Hannes Gredler schrieb:
> fisheye may work on a WLAN only meshes, however in mixed deployments
> (read: 5Ghz longshots bypassing 3-5 hops, or wired segments) it becomes
> actually a main contributor of routing-loops.

i thought fisheye is ttl-based? so why would it matter whether the 
hopcount topology coincides well with the geographical topology?


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