[Olsr-users] A thank you and a question
Alex Masidlover
(spam-protected)
Fri Apr 3 12:28:29 CEST 2009
Quoting Henning Rogge <(spam-protected)>:
> Am Friday 03 April 2009 12:17:23 schrieb Alex Masidlover:
>> Hi,
>>
>> We've just done a reasonably successful install of an OLSRd based
>> meshing network with a mix of wired and 5GHz wireless links ( 20
>> Access Points and 2 cabled links - running on 15 low power Debian
>> Lenny based OLSRd routing nodes). So thank you to everyone involved in
>> the project. We did all of the node installations using a script we
>> wrote to create the node configurations from an XML description of the
>> desired network layout and in due course we will open-source this
>> script.
>>
>> In principle all the nodes should be identical apart from which
>> sub-net they serve, which IP(s) they are on and how many network
>> interfaces they have - we have one node however which will simply not
>> behave in a reliable manner. Sometimes it will acquire routes to all
>> the other nodes and their sub-nets without problem, however at other
>> times it will only route to its close neighbours (2 of them). All of
>> the other nodes on the network show (correct) routes to the 'faulty'
>> node and its sub-net and if I manually add a return route to the
>> routing table of the faulty node then two way traffic can be sent
>> between the nodes.
>>
>> I'm using HTTP info plugin to monitor each node, but apart from the
>> links and neighbours simply being missing from the 'faulty' node
>> nothing else is obviously wrong i.e. the links that are present show a
>> link cost of 1.000 and the neighbour present only shows 1 2-hop
>> neighbour in its list.
>>
>> Unfortunately its not even consistent, it took several unpluggings and
>> re-pluggings of cables to get it to recognise the whole network when
>> first installed, has run for a week and has now gone to showing only 2
>> neighbours. It also intermittently shows 1 further neighbor! - I've
>> tried restarting olsrd and rebooting the box (desperation set in...)
>> and for the moment I've had to leave it with the most important route
>> (to the DNS server) added statically to the routing table.
>>
>> Does anyone have any suggestions as to how I go about diagnosing the
>> problem further?
> What version of OLSRd you are using ?
Version: olsr.org - 0.5.6-rc7 (built on 2008-07-12 17:23:53 on matrix.athome)
Thanks,
Alex
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