[Olsr-users] Doubts about Willingness, MPR Selection and Routing.

Henning Rogge (spam-protected)
Mon Feb 4 14:47:16 CET 2013

On 02/04/2013 02:43 PM, Alex López wrote:
> You say that I should left ETX active and turn off the MPRs but in the
> options available for OLSRd, the only option I see is the Link Quality
> option 0 or 2. If I select the option 2, the ETX is active, but it says
> that it will use ETX to calculate the MPR and the routing, so I don't
> know how to specify disable the MPRs.
> However, aren't MPRs the core of OLSR protocol? In theory, the MPRs are
> done to minimize the flooding of control messages in the mesh network,
> so, if you are not working with them, how is the Olsrd v1 working? Is
> all the traffic going broadcast to all the neighbours instead of going
> only to the MPRs?

There is an option to specify the "redundancy" of the MPR calculation... 
the default in Olsrd is "7" for this.

TcRedundancy  2
MprCoverage 7

switch of the MPR feature in practice by selecting everyone as an MPR 
and sending every neighbor in the TCs.

Henning Rogge

Diplom-Informatiker Henning Rogge , Fraunhofer-Institut für
Kommunikation, Informationsverarbeitung und Ergonomie FKIE
Kommunikationssysteme (KOM)
Fraunhofer Straße 20, 53343 Wachtberg, Germany
Telefon +49 228 9435-961,   Fax +49 228 9435 685
mailto:(spam-protected) http://www.fkie.fraunhofer.de

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