[olsr-dev] OLSR MainAddr(0.0.0.0)

Andreas T√łnnesen (spam-protected)
Mon Apr 11 10:36:31 CEST 2005


Hi Sven-Ola,

I belive Thomas has seen this once before on a windows host and he's
probably interested in info about this.
I agree that a sanity check of IP address would be a good thing. It'll be
on the 0.4.10 to-do list :)

- Andreas

> Hey,
>
> saturday evening I encountered the following (for 1-2 hours):
>
> Nobody in the berlin mesh has internet access, because one station sends
> out
> a main address of 0.0.0.0. The routing table on every box has an entry of
> "0.0.0.0 104.1.2.3" as the fist entry listed with "route -n". The 0.0.0.0
> host routes form a chain from box to box up to the sender (104.129.0.103
> in
> this case). Is it possible to filter out such an announcement in some low
> level "incoming message" function? A main addrs of 0.0.0.0 is illegal
> anyway
> and it obviously disturbs the route mechanism using HNA4(0.0.0.0/0).
>
> BG Info: Several traceroutes and some nmap investigation later: Someone
> runs
> the windows version of the daemon using switch.exe. I wrote that user, a
> screenshot of his UI shows: "olsr.org switch 0.4.9", normal settings
> (if04=104.129.0.103 activated, if02=192.168.0.1 deactivated, etx enabled
> level 2, debug=0, poll=0.10). Moreover, the user has tested video
> streaming
> over OLSR network on fri/sat, but I belive this is not related directly to
> the 0.0.0.0-Effect.
>
> TIA, Sven-Ola
>
>
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---------
Andreas T√łnnesen
http://www.olsr.org



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