no there is not bridge in our node we use pure routing 2010/10/8 h2o-post <[email protected]>
> HI all, > > > > Just out of my head I remember that weh ad the same issue in our mesh. We > run about 80 wireless adhoc nodes with olsr and we use 5GHz > > backbone links to connect some of those nodes on their wan port. > > While I saw the same duplicated packets, It turned out to be an issue with > the p2p backbone links. We are using ubiquity hardware and their > implementation > > of the client-bridged mode is incorrect and was the key which caused that > duplicated olsr packets on our side. > > After changing the p2p backbone links from AP<->Client-bridge mode to > AP(WDS) <-> AP(WDS) there was no duplicated packet anymore. > > It seems that in client-bridge mode the multicast packets from olsr got > duplicated per backbone links … so it was after 2links time 4 and so one …. > > Maybe you have a similar setup !? > > > > Bye Bluse > > > > > > > > *Von:* [email protected] [mailto: > [email protected]] *Im Auftrag von *Gioacchino Mazzurco > *Gesendet:* Freitag, 8. Oktober 2010 14:44 > *An:* Markus Kittenberger > *Cc:* [email protected]; [email protected]; > [email protected] > *Betreff:* Re: [Olsr-users] [Olsr-dev] Strange debug message from olsrd > > > > mmm it seems we are not using buggy driver because our node are ubiquity > picostation with madwifi, moreover we have the same message from eth0 ( > wired interface ) ... and not seems we have loop in every node... and now > mdns is disabled and we continue to have the same message... here is the > realtime topology: > http://131.114.250.100/status.php > http://131.114.250.100:2006/ > > 2010/10/8 Markus Kittenberger <[email protected]> > > this is a warning that olsrd received the exactly same packet from one of > its neighbor more than once,.. > infact olsrd received a packet with an seqnr which is identical to the > previous packet,.. > > > > known cause for example is the buggy wireless driver of routeros (if u use > for example use wds links (with bad signal) between mikrotik routerboards > you will get duplicate packets seldomly) > > or maybe you built a layer 2 loop, or found another buggy hardware/device > driver,.. > > mdns might also produce duplicates > > > > btw: olsrd versoins that report this, are not affected by duplicate olsr > packets (they ignore the duplicate), but older olsrd versions interprete a > duplicate packet as extreme packet loss (65535 packets lost *G) and will set > the links lq to 0,... > > > > as you get many erros of this type, i recommend to find out what causes it, > as other software may also react bad on duplicates > > > > Markus > > On Fri, Oct 8, 2010 at 10:46 AM, Gioacchino Mazzurco < > [email protected]> wrote: > > Hey all on our network in Pisa we are using olsrd from stable branch, today > reading the output of logread command i have found a lot of olsrd related > message here is a short piece: > > Jan 2 16:31:20 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 32869 from fd7d:d7bb:2c97:dec3:0:23:7d29:13fa on eth0 (80 Bytes) > Jan 2 16:31:21 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 54141 from fd7d:d7bb:2c97:dec3:0:15:f2dc:faa6 on eth0 (80 Bytes) > Jan 2 16:31:21 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 10366 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (56 Bytes) > Jan 2 16:31:21 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 57171 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (56 Bytes) > Jan 2 16:31:22 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 32870 from fd7d:d7bb:2c97:dec3:0:23:7d29:13fa on eth0 (80 Bytes) > Jan 2 16:31:23 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 54142 from fd7d:d7bb:2c97:dec3:0:15:f2dc:faa6 on eth0 (148 Bytes) > Jan 2 16:31:23 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 10367 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (160 Bytes) > Jan 2 16:31:23 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 57172 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (216 Bytes) > Jan 2 16:31:24 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 32871 from fd7d:d7bb:2c97:dec3:0:23:7d29:13fa on eth0 (188 Bytes) > Jan 2 16:31:24 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 54143 from fd7d:d7bb:2c97:dec3:0:15:f2dc:faa6 on eth0 (80 Bytes) > Jan 2 16:31:25 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 57173 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (56 Bytes) > Jan 2 16:31:25 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 10368 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (112 Bytes) > Jan 2 16:31:25 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 32872 from fd7d:d7bb:2c97:dec3:0:23:7d29:13fa on eth0 (80 Bytes) > Jan 2 16:31:26 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 54144 from fd7d:d7bb:2c97:dec3:0:15:f2dc:faa6 on eth0 (80 Bytes) > Jan 2 16:31:26 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 57174 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (56 Bytes) > Jan 2 16:31:27 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 10369 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (104 Bytes) > Jan 2 16:31:27 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 32873 from fd7d:d7bb:2c97:dec3:0:23:7d29:13fa on eth0 (188 Bytes) > Jan 2 16:31:28 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 54145 from fd7d:d7bb:2c97:dec3:0:15:f2dc:faa6 on eth0 (148 Bytes) > Jan 2 16:31:28 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 57175 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (216 Bytes) > Jan 2 16:31:29 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 10370 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (168 Bytes) > Jan 2 16:31:29 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 32874 from fd7d:d7bb:2c97:dec3:0:23:7d29:13fa on eth0 (80 Bytes) > Jan 2 16:31:30 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 54146 from fd7d:d7bb:2c97:dec3:0:15:f2dc:faa6 on eth0 (80 Bytes) > Jan 2 16:31:30 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 57176 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (56 Bytes) > Jan 2 16:31:30 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 32875 from fd7d:d7bb:2c97:dec3:0:23:7d29:13fa on eth0 (80 Bytes) > Jan 2 16:31:30 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 10371 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (104 Bytes) > Jan 2 16:31:31 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 54147 from fd7d:d7bb:2c97:dec3:0:15:f2dc:faa6 on eth0 (148 Bytes) > Jan 2 16:31:32 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 57177 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (160 Bytes) > Jan 2 16:31:32 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 32876 from fd7d:d7bb:2c97:dec3:0:23:7d29:13fa on eth0 (188 Bytes) > Jan 2 16:31:32 OpenWrt daemon.info olsrd[705]: detected duplicate packet > with seqnr 10372 from fd7d:d7bb:2c97:dec3:0:15:6dfc:71ce on ath1 (168 Bytes) > > here is our topology http://131.114.250.100/status.php > the node is fd7d:d7bb:2c97:dec3:0:15:6dfc:720b > > but i find the same message on all node of network... > here is our typical configuration > > > DebugLevel 1 > > IpVersion 6 > > LoadPlugin "olsrd_txtinfo.so.0.1" > { > PlParam "Accept" "0::0" > } > > LoadPlugin "olsrd_mdns.so.1.0.0" > { > PlParam "MDNS_TTL" "10" > > PlParam "NonOlsrIf" "ath0" > PlParam "NonOlsrIf" "eth0" > } > > Hna6 > { > 0::ffff:0000:0000 96 > 0::ffff:0afe:0000 112 > 0::ffff:0aaf:0000 120 > } > > Interface "ath1" > { > Mode "mesh" > IPv6Multicast FF0E::1 > IPv6Src fd7d:d7bb:2c97:dec3:0000:0015:6DFC:720B > } > > > Interface "eth0" > { > Mode "ether" > IPv6Multicast FF0E::1 > IPv6Src fd7d:d7bb:2c97:dec3:0000:0015:6DFD:720B > } > > > debug level is set to 1 but forced to 0 by -d param on our custom olsrd > starting script > > -- > Olsr-dev mailing list > [email protected] > http://lists.olsr.org/mailman/listinfo/olsr-dev > > > > >
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