Problem connecting to AP

Adrian Chadd adrian at freebsd.org
Mon Jan 6 16:00:56 UTC 2014 

tcpdump -ni wlan0 -y IEEE802_11_RADIO -l -v -w pcap.out


-a

On 6 January 2014 07:17, Alexandr <shuriku at shurik.kiev.ua> wrote:
> It's  TP-Link TL-MR3420 rev.1.
>
> How can I capture a dump? AP has no such tools and it logs is clean. Can
> I do it from my bsd?
>
> 06.01.2014 17:08, Adrian Chadd пишет:
>> Which AP is it?
>>
>> I kinda want to see a packet dump of the negotiation exchange. I'm
>> worried that your AP is deciding to kick you off because you don't
>> meet some minimum rate selection or something.
>>
>> -a
>>
>> On 6 January 2014 07:07, Alexandr <shuriku at shurik.kiev.ua> wrote:
>>> Yes, just now it works in 11n-only. But I tried switch it to bgn-mixed,
>>> g-only, n-only - no luck.
>>>
>>> /var/log/dmesg.today:
>>>
>>> wlan0: [54:e6:fc:e4:48:c4] recv auth frame with algorithm 0 seq 2
>>> wlan0: link state changed to UP
>>> wlan0: [54:e6:fc:e4:48:c4] recv deauthenticate (reason 2)
>>> wlan0: link state changed to DOWN
>>>
>>> /var/log/messages:
>>>
>>> Jan  6 17:05:03 thinkpad wpa_supplicant[27113]: wlan0: Trying to
>>> associate with 54:e6:fc:e4:48:c4 (SSID='door' freq=2412 MHz)
>>> Jan  6 17:05:03 thinkpad wpa_supplicant[27113]: wlan0: Associated with
>>> 54:e6:fc:e4:48:c4
>>> Jan  6 17:05:06 thinkpad wpa_supplicant[27113]: wlan0:
>>> CTRL-EVENT-DISCONNECTED bssid=54:e6:fc:e4:48:c4 reason=0
>>> Jan  6 17:05:17 thinkpad wpa_supplicant[27113]: wlan0: Trying to
>>> associate with 54:e6:fc:e4:48:c4 (SSID='door' freq=2412 MHz)
>>> Jan  6 17:05:17 thinkpad wpa_supplicant[27113]: wlan0: Associated with
>>> 54:e6:fc:e4:48:c4
>>> Jan  6 17:05:20 thinkpad wpa_supplicant[27113]: wlan0:
>>> CTRL-EVENT-DISCONNECTED bssid=54:e6:fc:e4:48:c4 reason=0
>>>
>>> 06.01.2014 16:56, Adrian Chadd пишет:
>>>> .. and is the AP locked down to 11n only or something?
>>>>
>>>>
>>>> -a
>>>>
>>>> On 6 January 2014 06:55, Adrian Chadd <adrian at freebsd.org> wrote:
>>>>> Whta's logged in dmesg?
>>>>>
>>>>>
>>>>> -a
>>>>>
>>>>> On 6 January 2014 06:53, Alexandr <shuriku at shurik.kiev.ua> wrote:
>>>>>> Ок, I changed key to "secretsecretsecret", the same error - WPA: 4-Way
>>>>>> Handshake failed - pre-shared key may be incorrect.
>>>>>>
>>>>>> <3>Trying to associate with 54:e6:fc:e4:48:c4 (SSID='door' freq=2412 MHz)
>>>>>> <3>Associated with 54:e6:fc:e4:48:c4
>>>>>> <3>CTRL-EVENT-DISCONNECTED bssid=54:e6:fc:e4:48:c4 reason=0
>>>>>> <3>WPA: 4-Way Handshake failed - pre-shared key may be incorrect
>>>>>> <3>CTRL-EVENT-SSID-TEMP-DISABLED id=0 ssid="door" auth_failures=8
>>>>>> duration=30
>>>>>>
>>>>>> But it successfully connects to my android phone:
>>>>>>
>>>>>> wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
>>>>>>         ether 68:5d:43:92:3a:88
>>>>>>         inet 192.168.1.227 netmask 0xffffff00 broadcast 192.168.1.255
>>>>>>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>>>>>>         media: IEEE 802.11 Wireless Ethernet MCS mode 11ng
>>>>>>         status: associated
>>>>>>         ssid htc channel 6 (2437 MHz 11g ht/20) bssid 84:7a:88:c9:25:ce
>>>>>>         country US authmode WPA2/802.11i privacy ON deftxkey UNDEF
>>>>>>         AES-CCM 2:128-bit txpower 15 bmiss 10 scanvalid 60 bgscan
>>>>>>         bgscanintvl 300 bgscanidle 250 roam:rssi 7 roam:rate 64 protmode CTS
>>>>>>         ampdulimit 16k -amsdutx amsdurx shortgi wme roaming MANUAL
>>>>>>
>>>>>>
>>>>>> May be it AP-related problem? But why other devices works (laptop with
>>>>>> opensuse and different android devices)
>>>>>>
>>>>>> 06.01.2014 16:43, Adrian Chadd пишет:
>>>>>>> You still need a longer password, psk isn't WPA long. Try secretsecretsecret.
>>>>>>>
>>>>>>>
>>>>>>> -a
>>>>>>>
>>>>>>> On 6 January 2014 06:28, Alexandr <shuriku at shurik.kiev.ua> wrote:
>>>>>>>> I simply changed key in this listing to "secret". Yes, I tried a very
>>>>>>>> simple configuration, no luck:
>>>>>>>>
>>>>>>>> network={
>>>>>>>> ssid="door"
>>>>>>>> psk="secret"
>>>>>>>> }
>>>>>>>>
>>>>>>>>
>>>>>>>> 06.01.2014 16:24, Adrian Chadd пишет:
>>>>>>>>> The passphrase 'secret' is too short for WPA.
>>>>>>>>>
>>>>>>>>> I gather it's not _that_, but is it long enough to meet WPA reuirements?
>>>>>>>>>
>>>>>>>>> Have you tried removing the proto= and bssid lines? You don't strictly
>>>>>>>>> need them.
>>>>>>>>>
>>>>>>>>> Thanks!
>>>>>>>>>
>>>>>>>>> -a
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On 6 January 2014 06:00, Alexandr <shuriku at shurik.kiev.ua> wrote:
>>>>>>>>>> Hello,
>>>>>>>>>>
>>>>>>>>>> I recently upgraded system on my laptop to current with a hope to get my
>>>>>>>>>> wireless card working. Now it successfully recognized by kernel:
>>>>>>>>>>
>>>>>>>>>> iwn0: <Intel Centrino Wireless-N 2230> mem 0xf2d00000-0xf2d01fff irq 17
>>>>>>>>>> at device 0.0 on pci3
>>>>>>>>>>
>>>>>>>>>> Unfortunately, I can't connect to my home access point:
>>>>>>>>>>
>>>>>>>>>> wpa_supplicant[519]: wlan0: CTRL-EVENT-DISCONNECTED
>>>>>>>>>> bssid=54:e6:fc:e4:48:c4 reason=0
>>>>>>>>>> wpa_supplicant[519]: wlan0: WPA: 4-Way Handshake failed - pre-shared key
>>>>>>>>>> may be incorrect
>>>>>>>>>> wpa_supplicant[519]: wlan0: CTRL-EVENT-SSID-TEMP-DISABLED id=0
>>>>>>>>>> ssid="door" auth_failures=10 duration=30
>>>>>>>>>>
>>>>>>>>>> I tried different security settings (WPA-WPA2 + AES-TKIP), wireless
>>>>>>>>>> modes, radio channels on my access point, the same error.
>>>>>>>>>>
>>>>>>>>>> # ifconfig wlan0
>>>>>>>>>> wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
>>>>>>>>>>         ether 68:5d:43:92:3a:88
>>>>>>>>>>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>>>>>>>>>>         media: IEEE 802.11 Wireless Ethernet autoselect (autoselect)
>>>>>>>>>>         status: no carrier
>>>>>>>>>>         ssid door channel 1 (2412 MHz 11g ht/40+)
>>>>>>>>>>         country US authmode WPA2/802.11i privacy ON deftxkey UNDEF
>>>>>>>>>> txpower 13
>>>>>>>>>>         bmiss 10 scanvalid 60 bgscan bgscanintvl 300 bgscanidle 250
>>>>>>>>>>         roam:rssi 7 roam:rate 64 protmode CTS ampdulimit 8k -amsdutx amsdurx
>>>>>>>>>>         shortgi wme roaming MANUAL
>>>>>>>>>>
>>>>>>>>>> /etc/wpa_supplicant.conf:
>>>>>>>>>>
>>>>>>>>>>         ctrl_interface=/var/run/wpa_supplicant
>>>>>>>>>>         ctrl_interface_group=wheel
>>>>>>>>>>         eapol_version=2
>>>>>>>>>>
>>>>>>>>>> network={
>>>>>>>>>>         ssid="door"
>>>>>>>>>>         bssid=54:e6:fc:e4:48:c4
>>>>>>>>>>         key_mgmt=WPA-PSK
>>>>>>>>>>         proto=WPA RSN
>>>>>>>>>>         psk="secret"
>>>>>>>>>> }
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Other home devices connets to AP without problems. Can you point me how
>>>>>>>>>> I can debug it?
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> _______________________________________________
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>>>>>>>>>> http://lists.freebsd.org/mailman/listinfo/freebsd-wireless
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>

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