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_sz...@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 <adr...@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_sz...@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_sz...@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_sz...@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 <adr...@freebsd.org>
>>>>>> wrote:
>>>>>>
>>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> That's fine. Ok, try this:
>>>>>>
>>>>>> ifconfig ath0_wlan0 -ampdu
>>>>>>
>>>>>> .. then reassociate evryone.
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> -adrian
>>>>>>
>>>>>>
>>
>
>
_______________________________________________
freebsd-wireless@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/freebsd-wireless
To unsubscribe, send any mail to "freebsd-wireless-unsubscr...@freebsd.org"

Reply via email to