Hello,
I have been receiving this SNMP trap lately. More specifically:
2013-07-15 09:17:11 An air monitor 00:24:6c:cf:d6:cc on radio 2 at location peddap155 has detected a factory default signature (Deauth-Broadcast) match from a station (00:25:42:e0:7e:48),SNR is 9
2013-07-15 09:17:11 An air monitor 00:24:6c:cf:d6:b4 on radio 2 at location peddap156 has detected a factory default signature (Deauth-Broadcast) match from a station (00:25:42:e0:7e:48),SNR is 11
2013-07-15 09:17:11 An air monitor 00:24:6c:cf:d6:de on radio 2 at location peddap154 has detected a factory default signature (Deauth-Broadcast) match from a station (00:25:42:e0:7e:48),SNR is 8
2013-07-15 09:22:45 An air monitor 00:24:6c:cf:fc:90 on radio 2 at location peddap162 has detected a factory default signature (Deauth-Broadcast) match from a station (00:25:42:e0:7e:48),SNR is 9
2013-07-15 09:22:45 An air monitor 00:24:6c:cf:e8:2e on radio 2 at location peddap176 has detected a factory default signature (Deauth-Broadcast) match from a station (00:25:42:e0:7e:48),SNR is 13
2013-07-16 14:46:32 An air monitor 00:24:6c:cf:d6:de on radio 2 at location peddap154 has detected a factory default signature (Deauth-Broadcast) match from a station (00:25:42:e0:7e:48),SNR is 7
2013-07-16 14:46:32 An air monitor 00:24:6c:cf:e8:2e on radio 2 at location peddap176 has detected a factory default signature (Deauth-Broadcast) match from a station (00:25:42:e0:7e:48),SNR is 7
2013-07-16 14:54:41 An air monitor 00:24:6c:cf:fc:90 on radio 2 at location peddap162 has detected a factory default signature (Deauth-Broadcast) match from a station (00:25:42:e0:7e:48),SNR is 14
2013-07-16 14:54:41 An air monitor 00:24:6c:cf:e8:44 on radio 2 at location peddap173 has detected a factory default signature (Deauth-Broadcast) match from a station (00:25:42:e0:7e:48),SNR is 13
I think it is a wireless NIC's attempt to deauthorise all the wireless clients on the network but it is blocked by the controller. Is it true? Is it worrying? Can someone give me any more details?
Thanks,
Dimitris