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Date:      Fri, 9 Oct 2015 11:51:47 -0700
From:      Adrian Chadd <adrian.chadd@gmail.com>
To:        leschmidtson <nalimegavas@zoho.com>
Cc:        "freebsd-mips@freebsd.org" <freebsd-mips@freebsd.org>
Subject:   Re: Re: Unable to connect to AP on TL-WDR3600
Message-ID:  <CAJ-Vmo=dfQPisms4WhhQdJoOY6OZFZmuVCAO6WJNAkqAHAUmkQ@mail.gmail.com>
In-Reply-To: <1504d9a6f5a.d8feaeb447696.5765071255082776385@zoho.com>
References:  <150491b33c5.bdb31e1d17499.4552977509659408892@zoho.com> <CAJ-VmongCtPAct2LRbUy69BNc1BupAtz83tXNgpmnpcYQCdTVA@mail.gmail.com> <1504d9a6f5a.d8feaeb447696.5765071255082776385@zoho.com>

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hi,

Right. there's lots of 11n bugs in iwn in 10.x. :(


-a


On 9 October 2015 at 10:16, leschmidtson <nalimegavas@zoho.com> wrote:
> Hello Adrian,
>
> thank you for reply.
> The ifconfig output was collected after the test. Sorry for this.
>
> Here is the hostap.conf from router:
>
> interface=wlan0
> driver=bsd
> ssid=GGWL030
> wpa=3
> wpa_key_mgmt=WPA-PSK
> wpa_passphrase=abcd1234
> wpa_pairwise=CCMP TKIP
> ctrl_interface=/var/svc/hostapd0/ctl
>
>
> I did another test with some old notebook and it appeared to connect
> perfectly to the router. This notebook has wireless chip Intel 3945ABG
> (wpi).
> The newer notebook (where problem is observed) has Intel Centrino Advanced-N
> 6205 (iwn). Both notebooks are running FreeBSD 10.2.
>
> Hence it does not seem to be a WDR3600 problem. Apologizing for this false
> alarm:)
>
> Thanks.
> Georg
>
>
> ---- On Thu, 08 Oct 2015 15:12:04 -0700 Adrian Chadd
> <adrian.chadd@gmail.com> wrote ----
>
> Hi,
>
> There's no carrier on wlan0/wlan1 and they're not marked as "up".
> What's your /etc/cfg/hostapd.conf look like on the AP?
>
>
> -a
>
>
> On 8 October 2015 at 13:18, leschmidtson <nalimegavas@zoho.com> wrote:
>> Dear all,
>>
>> as per Wiki page the TL-WDR3600 should work fine under FreeBSD. So I gave
>> it a try.
>> Unfortunately there are some issues with my configuration. The painful one
>> is with wireless: clients are unable to connect to AP on router.
>> Tested with FreeBSD 10.2 and Windows7 clients. Currently r288948M is
>> installed on router. The same problem was observed in few previous versions
>> as well.
>>
>> In test hostapd was running on wlan0 only. (Problem persists with hostapd
>> active on both wlan interfaces as well).
>>
>>
>> ifconfig output:
>>
>> wlan0: flags=8902&lt;BROADCAST,PROMISC,SIMPLEX,MULTICAST&gt; metric 0 mtu
>> 1500
>> ether e8:de:27:65:bc:8c
>> media: IEEE 802.11 Wireless Ethernet autoselect &lt;hostap&gt; (autoselect
>> &lt;hostap&gt;)
>> status: no carrier
>> ssid GGWL030 channel 4 (2427 MHz 11g ht/40+)
>> country US ecm authmode AUTO privacy OFF deftxkey 2 txpower 27
>> scanvalid 60 protmode CTS ampdulimit 64k ampdudensity 8 shortgi wme
>> burst dtimperiod 1 -dfs
>> groups: wlan
>> wlan1: flags=8902&lt;BROADCAST,PROMISC,SIMPLEX,MULTICAST&gt; metric 0 mtu
>> 1500
>> ether e8:de:27:65:bc:8b
>> media: IEEE 802.11 Wireless Ethernet autoselect &lt;hostap&gt; (autoselect
>> &lt;hostap&gt;)
>> status: no carrier
>> ssid GGWL031 channel 52 (5260 MHz 11a ht/40+)
>> country US ecm authmode WPA1+WPA2/802.11i privacy OFF deftxkey 2
>> TKIP 2:128-bit TKIP 3:128-bit txpower 23 mcastrate 6 mgmtrate 6
>> scanvalid 60 ampdulimit 64k ampdudensity 8 shortgi wme burst
>> dtimperiod 1 -dfs
>> groups: wlan
>>
>> hostapd.conf
>>
>> interface=wlan0
>> driver=bsd
>> ssid=GGWL030
>> wpa=3
>> wpa_key_mgmt=WPA-PSK
>> wpa_passphrase=abcd1234
>> wpa_pairwise=CCMP TKIP
>> ctrl_interface=/var/svc/hostapd0/ctl
>>
>>
>> Here is the relevant part of hostapd log
>>
>> 1444248053.841730: WPA: a4:4e:31:b9:34:08 WPA_PTK entering state
>> AUTHENTICATION2
>> 1444248053.841776: Get randomness: len=32 entropy=1
>> 1444248053.843475: WPA: Assign ANonce - hexdump(len=32): 23 e5 60 0c 59 ae
>> 1f 0b 3c b7 c7 a0 14 c9 22 39 5a 5b 0b a5 5c 64 3d a1 ee eb b5
>> 24 0f a8 69 1b
>> 1444248053.843647: WPA: a4:4e:31:b9:34:08 WPA_PTK entering state INITPSK
>> 1444248053.843694: Searching a PSK for a4:4e:31:b9:34:08 prev_psk=0x0
>> 1444248053.843744: Searching a PSK for a4:4e:31:b9:34:08 prev_psk=0x0
>> 1444248053.843790: WPA: a4:4e:31:b9:34:08 WPA_PTK entering state PTKSTART
>> 1444248053.843905: 1444248053.843919: wlan0: STA a4:4e:31:b9:34:08 WPA:
>> sending 1/4 msg of 4-Way Handshake
>> 1444248053.843988: WPA: Send EAPOL(version=2 secure=0 mic=0 ack=1
>> install=0 pairwise=1 kde_len=0 keyidx=0 encr=0)
>> 1444248053.844063: WPA: Replay Counter - hexdump(len=8): 00 00 00 00 00 00
>> 00 01
>> 1444248053.844150: TX EAPOL - hexdump(len=99): 02 03 00 5f 02 00 8a 00 10
>> 00 00 00 00 00 00 00 01 23 e5 60 0c 59 ae 1f 0b 3c b7 c7 a0 14 c
>> 9 22 39 5a 5b 0b a5 5c 64 3d a1 ee eb b5 24 0f a8 69 1b 00 00 00 00 00 00
>> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0
>> 0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>> 1444248053.877706: WPA: Use EAPOL-Key timeout of 1000 ms (retry counter 1)
>> 1444248053.877832: hostapd_new_assoc_sta: reschedule ap_handle_timer
>> timeout for a4:4e:31:b9:34:08 (300 seconds - ap_max_inactivity)
>> 1444248054.899958: 1444248054.899977: wlan0: STA a4:4e:31:b9:34:08 WPA:
>> EAPOL-Key timeout
>> 1444248054.900086: WPA: a4:4e:31:b9:34:08 WPA_PTK entering state PTKSTART
>> 1444248054.900228: 1444248054.900241: wlan0: STA a4:4e:31:b9:34:08 WPA:
>> sending 1/4 msg of 4-Way Handshake
>> 1444248054.900315: WPA: Send EAPOL(version=2 secure=0 mic=0 ack=1
>> install=0 pairwise=1 kde_len=0 keyidx=0 encr=0)
>> 1444248054.900392: WPA: Replay Counter - hexdump(len=8): 00 00 00 00 00 00
>> 00 02
>> 1444248054.900464: TX EAPOL - hexdump(len=99): 02 03 00 5f 02 00 8a 00 10
>> 00 00 00 00 00 00 00 02 23 e5 60 0c 59 ae 1f 0b 3c b7 c7 a0 14 c
>> 9 22 39 5a 5b 0b a5 5c 64 3d a1 ee eb b5 24 0f a8 69 1b 00 00 00 00 00 00
>> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0
>> 0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>> 1444248054.901103: WPA: Use EAPOL-Key timeout of 1000 ms (retry counter 2)
>> 1444248055.923954: 1444248055.923973: wlan0: STA a4:4e:31:b9:34:08 WPA:
>> EAPOL-Key timeout
>> 1444248055.924083: WPA: a4:4e:31:b9:34:08 WPA_PTK entering state PTKSTART
>> 1444248055.924223: 1444248055.924237: wlan0: STA a4:4e:31:b9:34:08 WPA:
>> sending 1/4 msg of 4-Way Handshake
>> 1444248055.924310: WPA: Send EAPOL(version=2 secure=0 mic=0 ack=1
>> install=0 pairwise=1 kde_len=0 keyidx=0 encr=0)
>> 1444248055.924401: WPA: Replay Counter - hexdump(len=8): 00 00 00 00 00 00
>> 00 03
>> 1444248055.924474: TX EAPOL - hexdump(len=99): 02 03 00 5f 02 00 8a 00 10
>> 00 00 00 00 00 00 00 03 23 e5 60 0c 59 ae 1f 0b 3c b7 c7 a0 14 c
>> 9 22 39 5a 5b 0b a5 5c 64 3d a1 ee eb b5 24 0f a8 69 1b 00 00 00 00 00 00
>> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0
>> 0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>> 1444248055.925098: WPA: Use EAPOL-Key timeout of 1000 ms (retry counter 3)
>> 1444248056.947963: 1444248056.947982: wlan0: STA a4:4e:31:b9:34:08 WPA:
>> EAPOL-Key timeout
>>
>> The last two lines imho indicate the problem.
>>
>> As per wpa_supplicant log the client is sending the EAPOL response (EAPOL:
>> txStart line in the log), however it is interrupted by next EAPOL Key
>> message from router (if I correctly read this log):
>>
>> wlan0: State: ASSOCIATED -&gt; 4WAY_HANDSHAKE
>> wlan0: WPA: RX message 1 of 4-Way Handshake from e8:de:27:65:bc:8c (ver=2)
>> RSN: msg 1/4 key data - hexdump(len=0):
>> WPA: Renewed SNonce - hexdump(len=32): 0d 96 79 d6 82 7b 6d 06 bc 93 12 b5
>> 64 7b 46 1b 36 92 7d 8e 90 82 85 ed c7 63 9f cf 52 b5 f8 8d
>> WPA: PTK derivation - A1=a4:4e:31:b9:34:08 A2=e8:de:27:65:bc:8c
>> WPA: Nonce1 - hexdump(len=32): 0d 96 79 d6 82 7b 6d 06 bc 93 12 b5 64 7b
>> 46 1b 36 92 7d 8e 90 82 85 ed c7 63 9f cf 52 b5 f8 8d
>> WPA: Nonce2 - hexdump(len=32): ba 52 4e b6 7a ee 46 3b 4e 19 8f b9 47 b8
>> 1c a6 d0 aa 94 69 a6 ef 36 94 a1 3b ed c7 b5 d4 70 1b
>> WPA: PMK - hexdump(len=32): [REMOVED]
>> WPA: PTK - hexdump(len=48): [REMOVED]
>> WPA: WPA IE for msg 2/4 - hexdump(len=22): 30 14 01 00 00 0f ac 02 01 00
>> 00 0f ac 04 01 00 00 0f ac 02 00 00
>> WPA: Replay Counter - hexdump(len=8): 00 00 00 00 00 00 00 01
>> wlan0: WPA: Sending EAPOL-Key 2/4
>> WPA: KCK - hexdump(len=16): [REMOVED]
>> WPA: Derived Key MIC - hexdump(len=16): 89 1f b0 dc b0 aa dd c8 9d 13 1a
>> 67 15 e2 fd a4
>> EAPOL: startWhen --&gt; 0
>> EAPOL: disable timer tick
>> EAPOL: SUPP_PAE entering state CONNECTING
>> EAPOL: enable timer tick
>> EAPOL: txStart
>> WPA: drop TX EAPOL in non-IEEE 802.1X mode (type=1 len=0)
>> wlan0: RX EAPOL from e8:de:27:65:bc:8c
>>
>>
>> The client is able problem free to connect to another AP.
>>
>> Appreciate your advice on what/where to look next?
>>
>> Thanks.
>>
>> Georg
>>
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>
>
>



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