[Olsr-users] Multi-hop OLSR

Ricardo T. Macedo (spam-protected)
Thu Oct 11 22:36:31 CEST 2012

Hi Ben,

  Thanks for your help. The laptops are connected over wifi adapters. I
have ensuring about the route through the protocol information (as
illustrated in the attached figure). How do I use the LinkQualityMult
parameter on each node in OLSR version 0.5.6-r2?

Best regards,

On Thu, Oct 11, 2012 at 5:09 PM, Ben West <(spam-protected)> wrote:

> How are the laptops actually building the connections w/ each other?  I.e.
> over their wifi adapters, or over a wired LAN?
> Also, how are you ensuring the route N1 -> N2 -> N3?  If the laptops are
> meshing wirelessly, it may be difficult to ensure OLSR actually choses your
> desired route, due to transient fluctuations in wifi signal quality.
> If you are not already doing so, I would recommend using the
> LinkQualityMult parameter on each node specify negative biases for the
> node(s) you do not want to be that node's next hop.
>  On Thu, Oct 11, 2012 at 9:36 PM, Ricardo T. Macedo <(spam-protected)
> > wrote:
>>  Hello,
>> I've been working with OLSR protocol and I want to reproduce a scenario
>> with multi-hops. I'm using iperf to generate traffic data packet in the
>> network.
>> In my tests, I'm using three notebooks with backtrack linux (backtrack 5
>> R2). Every notebook (nodes), I labeled by N1, N2 or N3. N1 can communicate
>> with N3 only through N2, in multiple hop way. Every node is running OLSR
>> protocol. I try to run the iperf as a server in N1 ($ iperf -u -s -p 5000).
>> In N3, I run the iperf as a client ($ iperf -u -c <IP_address_N1> -p 5000).
>> In the node N3, I just run the OLSR protocol. In a single hop, I have no
>> problem, but in multi-hop it doesn't work. OLSR is finding the multi-hop
>> correctly, but when I try to send the data packet I get the "WARNING: did
>> not receive ack of last datagram after 10 tries" error.
>> Does anyone have any idea about what could be wrong?
>> Thanks,
>> Ricardo
>> --
>> Olsr-users mailing list
>> (spam-protected)
>> https://lists.olsr.org/mailman/listinfo/olsr-users
> --
> Ben West
> (spam-protected)
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