Hi,

I am seeing regular "Michael MIC failure" syslog message in my
/var/log/messages.

Jun 10 16:17:47 clyde /bsd: athn0: Michael MIC failure
Jun 10 16:18:03 clyde /bsd: athn0: Michael MIC failure
Jun 10 16:28:44 clyde /bsd: athn0: Michael MIC failure
Jun 10 16:33:03 clyde /bsd: athn0: Michael MIC failure
Jun 10 16:50:35 clyde /bsd: athn0: Michael MIC failure
Jun 10 16:52:17 clyde /bsd: athn0: Michael MIC failure
Jun 10 17:04:04 clyde last message repeated 2 times
Jun 10 17:26:34 clyde /bsd: athn0: Michael MIC failure

If I correctly understand the problem, Michael MIC failure is related to
TKIP. But my network doesn't use TKIP but CCMP.

$ ifconfig athn0
athn0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        lladdr e4:a4:a0:f1:fe:15
        index 5 priority 4 llprio 3
        groups: wlan egress
        media: IEEE802.11 autoselect (HT-MCS4 mode 11n)
        status: active
        ieee80211: nwid GUEST chan 6 bssid dc:08:56:15:be:14 -44dBm wpakey 
wpaprotos wpa2 wpaakms psk wpaciphers ccmp wpagroupcipher ccmp
        inet 192.168.1.107 netmask 0xffffff00 broadcast 192.168.1.255

Is it expected ? I did I miss something with Michael MIC failure ?

Thanks.
-- 
Sebastien Marie

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