[Ninux-Wireless] traffico bloccato da un'antenna dopo eventi strani

Claudio claud43 a gmail.com
Lun 20 Feb 2017 13:50:03 CET


casualmente mi accorgo che da un nodo configurato in modo groundrouter da
un'antenna il traffico olsr risulta bloccato sia uscita e entrata .

facendo il restart di olsr da entrambi i router non cambiava assolutamente
niente

ho risolto solo riavviando l'antenna (litebeam M5AC) access point....

qualcuno mi sa spiegare il motivo??

ricercando un pò su google sembrerebbe qualcosa tipo: Attacco DDOS o
cosa??? ma in porte diverse...

i log. del router


Neighbour IP Hostname Interface Local interface IP LQ NLQ ETX SNR
172.31.90.31 ? antenna1 172.31.90.54 1.000 1.000 1.000 ?
172.31.90.48 ? antenna3 172.31.90.56 0.195 1.000 5.100 ?
172.31.90.47 ? antenna2 172.31.90.55 0.000 1.000 0.000 ?




Sun Feb 19 14:25:41 2017 kern.debug kernel: [85121.370000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 60
Sun Feb 19 16:09:44 2017 kern.debug kernel: [91364.280000] UDP: short
packet: From 172.31.90.47:698 624/592 to 172.31.255.255:698
Sun Feb 19 16:30:29 2017 kern.debug kernel: [92610.130000] UDP: short
packet: From 172.31.90.47:698 158/156 to 172.31.255.255:698
Sun Feb 19 17:27:24 2017 kern.debug kernel: [96024.770000] UDP: short
packet: From 172.31.90.47:17082 1376/352 to 172.31.255.255:698
Sun Feb 19 18:01:31 2017 kern.debug kernel: [98071.400000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 60
Sun Feb 19 18:11:54 2017 kern.debug kernel: [98695.110000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 60
Sun Feb 19 18:21:19 2017 kern.debug kernel: [99259.260000] UDP: short
packet: From 172.31.90.47:698 260/256 to 172.31.255.255:698
Sun Feb 19 21:05:57 2017 kern.debug kernel: [109137.970000] UDP: short
packet: From 172.31.90.47:698 170/168 to 172.31.255.255:698
Sun Feb 19 22:11:38 2017 kern.debug kernel: [113078.630000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 60
Mon Feb 20 00:14:57 2017 kern.debug kernel: [120478.050000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 36
Mon Feb 20 04:29:10 2017 kern.debug kernel: [135730.520000] UDP: short
packet: From 172.31.90.47:698 4292/196 to 172.31.255.255:698
Mon Feb 20 04:43:53 2017 kern.debug kernel: [136613.510000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 60
Mon Feb 20 05:30:10 2017 kern.debug kernel: [139390.930000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 76
Mon Feb 20 08:04:44 2017 kern.debug kernel: [148664.220000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 60
Mon Feb 20 08:10:09 2017 kern.debug kernel: [148989.190000] UDP: short
packet: From 172.31.90.47:698 33124/356 to 172.31.255.255:698
Mon Feb 20 10:14:49 2017 kern.debug kernel: [156469.960000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 60
Mon Feb 20 11:49:27 2017 kern.debug kernel: [162147.470000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 60
Mon Feb 20 12:00:06 2017 kern.debug kernel: [162786.320000] UDP: short
packet: From 172.31.90.47:698 2396/348 to 172.31.255.255:698
Mon Feb 20 12:09:08 2017 kern.debug kernel: [163328.330000] UDP: short
packet: From 172.31.90.47:698 440/312 to 172.31.255.255:1722
Mon Feb 20 12:18:34 2017 kern.debug kernel: [163894.170000] UDP: bad
checksum. From 172.31.90.47:698 to 172.31.255.255:698 ulen 60
Mon Feb 20 12:26:42 2017 kern.debug kernel: [164382.850000] UDP: short
packet: From 172.31.90.47:698 4324/228 to 172.31.255.255:698
Mon Feb 20 12:41:00 2017 kern.debug kernel: [165240.520000] UDP: short
packet: From 172.31.90.47:698 408/400 to 172.31.255.255:698
Mon Feb 20 12:46:30 2017 kern.debug kernel: [165570.490000] UDP: short
packet: From 172.31.90.47:954 1360/336 to 172.31.255.255:1722
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