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Date:      Wed, 01 Jul 2015 10:33:24 +0300
From:      Zsolt SZASZ <zsolty_szasz@yahoo.com>
To:        Adrian Chadd <adrian@freebsd.org>
Cc:        "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org>
Subject:   Re: trouble connecting to wifi
Message-ID:  <559397C4.6000700@yahoo.com>
In-Reply-To: <CAJ-VmonTY1tFqdy8%2Bhs6i770Mv89o3yNP83JzeKXDyzPU%2BK8fg@mail.gmail.com>
References:  <CAJ-Vmokz5Lj4xnn2qStFONmrb3GTGVAt%2B1L=0FmDTGXYfc7yaA@mail.gmail.com>	<40578426.2258333.1435608895736.JavaMail.yahoo@mail.yahoo.com> <CAJ-VmonTY1tFqdy8%2Bhs6i770Mv89o3yNP83JzeKXDyzPU%2BK8fg@mail.gmail.com>

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Its working stable!
I try to contact the pfsense core team about this option to be added in 
the future.
Shall I install 11-Current and continue from there with the testing?

On 6/30/2015 12:19 AM, Adrian Chadd wrote:
> hi,
>
> you can do that. but I'm surprised there's no way in pfsense to
> explicitly configure the channel as being ht/20 only.
>
> You may find some devices won't let you tune to channel 13. It's all
> very regulatory-y restricted.
>
>
> -a
>
>
> On 29 June 2015 at 13:14, zsolty szasz <zsolty_szasz@yahoo.com> wrote:
>> I checked all the wireless channels which my adapter supports.
>>
>> #ifconfig -v ath0_wlan0 list channel
>> Channel   1 : 2412      MHz 11b              Channel   7 : 2442      MHz 11g
>> Channel   1 : 2412      MHz 11g              Channel   7 : 2442      MHz 11g
>> ht/20
>> Channel   1 : 2412      MHz 11g ht/20     Channel   7 : 2442      MHz 11g
>> ht/40+
>> Channel   1 : 2412      MHz 11g ht/40+   Channel   7 : 2442      MHz 11g
>> ht/40-
>> Channel   2 : 2417      MHz 11b              Channel   8 : 2447      MHz 11b
>> Channel   2 : 2417      MHz 11g              Channel   8 : 2447      MHz 11g
>> Channel   2 : 2417      MHz 11g ht/20     Channel   8 : 2447      MHz 11g
>> ht/20
>> Channel   2 : 2417      MHz 11g ht/40+   Channel   8 : 2447      MHz 11g
>> ht/40-
>> Channel   3 : 2422      MHz 11b              Channel   9 : 2452      MHz 11b
>> Channel   3 : 2422      MHz 11g              Channel   9 : 2452      MHz 11g
>> Channel   3 : 2422      MHz 11g ht/20     Channel   9 : 2452      MHz 11g
>> ht/20
>> Channel   3 : 2422      MHz 11g ht/40+   Channel   9 : 2452      MHz 11g
>> ht/40-
>> Channel   4 : 2427      MHz 11b              Channel  10 : 2457      MHz 11b
>> Channel   4 : 2427      MHz 11g              Channel  10 : 2457      MHz 11g
>> Channel   4 : 2427      MHz 11g ht/20     Channel  10 : 2457      MHz 11g
>> ht/20
>> Channel   4 : 2427      MHz 11g ht/40+   Channel  10 : 2457      MHz 11g
>> ht/40-
>> Channel   5 : 2432      MHz 11b              Channel  11 : 2462      MHz 11b
>> Channel   5 : 2432      MHz 11g              Channel  11 : 2462      MHz 11g
>> Channel   5 : 2432      MHz 11g ht/20     Channel  11 : 2462      MHz 11g
>> ht/20
>> Channel   5 : 2432      MHz 11g ht/40+   Channel  11 : 2462      MHz 11g
>> ht/40-
>> Channel   5 : 2432      MHz 11g ht/40-    Channel  12 : 2467      MHz 11b
>> Channel   6 : 2437      MHz 11b              Channel  12 : 2467      MHz 11g
>> Channel   6 : 2437      MHz 11g              Channel  12 : 2467      MHz 11g
>> ht/20
>> Channel   6 : 2437      MHz 11g ht/20     Channel  13 : 2472      MHz 11b
>> Channel   6 : 2437      MHz 11g ht/40+   Channel  13 : 2472      MHz 11g
>> Channel   6 : 2437      MHz 11g ht/40-    Channel  13 : 2472      MHz 11g
>> ht/20
>> Channel   7 : 2442      MHz 11b
>>
>> I changed my settings to channel 13 since that is using only ht/20. Is that
>> ok for further testing?
>>
>> #ifconfig
>> ath0_wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
>> 1500
>>          ether 30:b5:c2:63:51:77
>>          inet6 fe80::32b5:c2ff:fe63:5177%ath0_wlan0 prefixlen 64 scopeid 0x8
>>          inet 192.168.2.1 netmask 0xffffff00 broadcast 192.168.2.255
>>          nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>>          media: IEEE 802.11 Wireless Ethernet autoselect mode 11ng <hostap>
>>          status: running
>>          ssid freebsdap channel 13 (2472 MHz 11g ht/20) bssid
>> 30:b5:c2:63:51:77
>>          regdomain ETSI country RO indoor ecm authmode WPA2/802.11i
>>          privacy MIXED deftxkey 2 AES-CCM 2:128-bit txpower 30 scanvalid 60
>>          protmode OFF ampdulimit 64k ampdudensity 8 shortgi wme burst
>> -apbridge
>>          dtimperiod 1 -dfs
>>
>>
>>
>>
>> On Monday, June 29, 2015 12:45 AM, Adrian Chadd <adrian@freebsd.org> wrote:
>>
>>
>> no, you'll have to ask the pfsense people if they provided a UI to set
>> the channel to HT/20 only.
>>
>>
>> -a
>>
>>
>> On 28 June 2015 at 14:37, Zsolt SZASZ <zsolty_szasz@yahoo.com> wrote:
>>> with ifconfig ath0_wlan0 -ampdu ? or default?
>>>
>>>
>>> On 6/28/2015 11:41 PM, Adrian Chadd wrote:
>>>> Ok, it's doing HT/40 in 11n mode, and you're on channel 3.
>>>>
>>>> Try HT/20.
>>>>
>>>>
>>>> -a
>>>>
>>>>
>>>> On 28 June 2015 at 13:37, Zsolt SZASZ <zsolty_szasz@yahoo.com> wrote:
>>>>> ifconfig returns this (ifconfig ath0_wlan0 -ampdu is setup):
>>>>>
>>>>> ath0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
>>>>> 2290
>>>>>           ether 30:b5:c2:63:51:77
>>>>>           nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>>>>>           media: IEEE 802.11 Wireless Ethernet autoselect mode 11ng
>>>>> <hostap>
>>>>>           status: running
>>>>>
>>>>> ath0_wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0
>>>>> mtu
>>>>> 1500
>>>>>           ether 30:b5:c2:63:51:77
>>>>>           inet6 fe80::32b5:c2ff:fe63:5177%ath0_wlan0 prefixlen 64 scopeid
>>>>> 0x8
>>>>>           inet 192.168.2.1 netmask 0xffffff00 broadcast 192.168.2.255
>>>>>           nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>>>>>           media: IEEE 802.11 Wireless Ethernet autoselect mode 11ng
>>>>> <hostap>
>>>>>           status: running
>>>>>           ssid freebsdap channel 3 (2422 MHz 11g ht/40+) bssid
>>>>> 30:b5:c2:63:51:77
>>>>>           regdomain ETSI country RO indoor ecm authmode WPA2/802.11i
>>>>>           privacy MIXED deftxkey 3 AES-CCM 2:128-bit AES-CCM 3:128-bit
>>>>>           txpower 30 scanvalid 60 protmode OFF -ampdu ampdulimit 64k
>>>>>           ampdudensity 8 shortgi wme burst -apbridge dtimperiod 1 -dfs
>>>>>
>>>>> stable 11g is:
>>>>>
>>>>> ath0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
>>>>> 2290
>>>>>           ether 30:b5:c2:63:51:77
>>>>>           nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>>>>>           media: IEEE 802.11 Wireless Ethernet autoselect mode 11g
>>>>> <hostap>
>>>>>           status: running
>>>>>
>>>>> ath0_wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0
>>>>> mtu
>>>>>           ether 30:b5:c2:63:51:77
>>>>>           inet6 fe80::32b5:c2ff:fe63:5177%ath0_wlan0 prefixlen 64 scopeid
>>>>> 0x8
>>>>>           inet 192.168.2.1 netmask 0xffffff00 broadcast 192.168.2.255
>>>>>           nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>>>>>           media: IEEE 802.11 Wireless Ethernet autoselect mode 11g
>>>>> <hostap>
>>>>>           status: running
>>>>>           ssid freebsdap channel 3 (2422 MHz 11g) bssid 30:b5:c2:63:51:77
>>>>>           regdomain ETSI country RO indoor ecm authmode WPA2/802.11i
>>>>>           privacy MIXED deftxkey 2 AES-CCM 2:128-bit txpower 30 scanvalid
>>>>> 60
>>>>>           protmode OFF wme burst -apbridge dtimperiod 1 -dfs
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On 6/27/2015 8:28 PM, Adrian Chadd wrote:
>>>>>> ok, so you have to use no-11n in order for it to be tsable, ok.
>>>>>>
>>>>>> when you test, can you just verify that it's always using the same
>>>>>> channel?
>>>>>>
>>>>>> are you using HT/20 or HT/40 when you're in 11n mode?
>>>>>>
>>>>>>
>>>>>> -a
>>>>>>
>>>>>>
>>>>>> On 25 June 2015 at 08:10, zsolty szasz <zsolty_szasz@yahoo.com> wrote:
>>>>>>> No joy!
>>>>>>> Besides that I had also a lot of these: ath0_wlan0: discard frame w/o
>>>>>>> leading ethernet header (len 6 pkt len 6).
>>>>>>>
>>>>>>> One night when WiFi stopped working then I came with my laptop in my
>>>>>>> hand
>>>>>>> to
>>>>>>> sit in front of my router to do the usual ifconfig ath0 down/up but
>>>>>>> before
>>>>>>> doing that I observed that while I was near to the wifi antenna with
>>>>>>> my
>>>>>>> laptop the wifi started to work fine again without doing anything (on
>>>>>>> laptop
>>>>>>> the connection went from 15Mbps to 280Mbps automatically). I don't
>>>>>>> know
>>>>>>> it
>>>>>>> this information is usefully to you. Of course this happened only one
>>>>>>> time,
>>>>>>> I tried next day the same and it wasn't enough.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Monday, June 22, 2015 11:07 PM, Adrian Chadd <adrian@freebsd.org>
>>>>>>> wrote:
>>>>>>>
>>>>>>>
>>>>>>> Hi,
>>>>>>>
>>>>>>> That's fine. Ok, try this:
>>>>>>>
>>>>>>> ifconfig ath0_wlan0 -ampdu
>>>>>>>
>>>>>>> .. then reassociate evryone.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> -adrian
>>>>>>>
>>>>>>>
>>




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