Date: Sat, 15 Dec 2012 11:32:10 -0500 From: Gary Palmer <gpalmer@freebsd.org> To: Fbsd8 <fbsd8@a1poweruser.com> Cc: Adrian Chadd <adrian.chadd@gmail.com>, Andrey Fesenko <f0andrey@gmail.com>, "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org>, freebsd-current <freebsd-current@freebsd.org> Subject: Re: AR9285 not see n-channels Message-ID: <20121215163210.GD20011@in-addr.com> In-Reply-To: <50CC9F5E.6080102@a1poweruser.com> References: <CA%2BK5SrNXYStOoXbp5N4Gnd4_omkr0HghCYGhNvFHSk7EDcDYRA@mail.gmail.com> <50c92508.6384440a.1379.3a4a@mx.google.com> <CA%2BK5SrO=hKo27oSbRvrWG-R0_U6mp46OP%2B7k6Hq-JWgM%2BGrfBQ@mail.gmail.com> <CAJ-Vmok3DpRfxg_o7En--yOPt5n=53%2BTphA27a5RybiisvDAwg@mail.gmail.com> <CA%2BK5SrOTzgbwGdOE35zZirqouRbMMTdRsNB3qvqYS9nRyAgqUw@mail.gmail.com> <CAJ-Vmom30VZ0H26LheUe84hkBjVJpoeOPhmW2buWFQH_dyQ7_A@mail.gmail.com> <CA%2BK5SrN4tb5dSOF5s8MCVyo-Ja0C56wc9fRek2UOT-ayMzAq-Q@mail.gmail.com> <CAJ-VmomU%2BtB4-xNP_tw4KdomQ_3OqSnfesybrGeNBfS2oSk7OA@mail.gmail.com> <50CC9F5E.6080102@a1poweruser.com>
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On Sat, Dec 15, 2012 at 11:03:42AM -0500, Fbsd8 wrote: > > > Adrian > > > > On 12 December 2012 17:39, Andrey Fesenko <f0andrey@gmail.com> wrote: > >> On Thu, Dec 13, 2012 at 5:33 AM, Adrian Chadd <adrian.chadd@gmail.com> wrote: > >>> Hi, > >>> > >>> The AR9285 is a 2GHz only NIC. > >>> > >>> The channel list shows 11b, 11bg, HT20 and HT40 channels. > >>> > >>> It all looks right, why don't you think it is? > >>> > >>> > >>> Adrian > >>> > >>> > >>> On 12 December 2012 17:32, Andrey Fesenko <f0andrey@gmail.com> wrote: > >>>> On Thu, Dec 13, 2012 at 4:55 AM, Adrian Chadd <adrian.chadd@gmail.com> wrote: > >>>>> .. yup, you're doing 11n! Welcome! > >>>>> > >>>>> > >>>>> > >>>>> Adrian > >>>>> > >>>>> On 12 December 2012 16:54, Andrey Fesenko <f0andrey@gmail.com> wrote: > >>>>>> On Thu, Dec 13, 2012 at 4:44 AM, Adrian Chadd <adrian.chadd@gmail.com> wrote: > >>>>>>> Yup. It's doing 11n rates. > >>>>>>> > >>>>>>> Compile and run athstats, it'll tell you how many aggregate frames are being > >>>>>>> sent and received. > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>> Adrian > >>>>>>> > >>>>>>> Sent from my Palm Pre on AT&T > >>>>>>> > >>>>>>> ________________________________ > >>>>>>> On Dec 12, 2012 4:39 PM, Andrey Fesenko <f0andrey@gmail.com> wrote: > >>>>>>> > >>>>>>> On Thu, Dec 13, 2012 at 4:32 AM, Adrian Chadd <adrian@freebsd.org> wrote: > >>>>>>>> What's 'ifconfig wlan0' and 'ifconfig wlan0 list sta' look like? > >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>> adrian > >>>>>>>> > >>>>>>>> > >>>>>>>> On 12 December 2012 15:51, Andrey Fesenko <f0andrey@gmail.com> wrote: > >>>>>>>>> I have > >>>>>>>>> # uname -a > >>>>>>>>> FreeBSD beastie.mydomain.local 10.0-CURRENT FreeBSD 10.0-CURRENT #1 > >>>>>>>>> r243259: Mon Nov 19 09:28:08 MSK 2012 > >>>>>>>>> root@beastie.mydomain.local:/usr/obj/usr/src/sys/W_BOOK amd64 > >>>>>>>>> # grep ATH /usr/src/sys/amd64/conf/W_BOOK > >>>>>>>>> options ATH_ENABLE_11N > >>>>>>>>> options ATH_DEBUG > >>>>>>>>> options ATH_DIAGAPI > >>>>>>>>> > >>>>>>>>> pciconf > >>>>>>>>> ath0@pci0:5:0:0: class=0x028000 card=0xe016105b chip=0x002b168c > >>>>>>>>> rev=0x01 hdr=0x00 > >>>>>>>>> vendor = 'Atheros Communications Inc.' > >>>>>>>>> device = 'AR9285 Wireless Network Adapter (PCI-Express)' > >>>>>>>>> class = network > >>>>>>>>> > >>>>>>>>> > >>>>>>>>> # ifconfig -v wlan0 list channel > >>>>>>>>> Channel 1 : 2412 MHz 11b Channel 7 : 2442 MHz 11g ht/20 > >>>>>>>>> Channel 1 : 2412 MHz 11g Channel 8 : 2447 MHz 11b > >>>>>>>>> Channel 1 : 2412 MHz 11g ht/20 Channel 8 : 2447 MHz 11g > >>>>>>>>> Channel 2 : 2417 MHz 11b Channel 8 : 2447 MHz 11g ht/20 > >>>>>>>>> Channel 2 : 2417 MHz 11g Channel 9 : 2452 MHz 11b > >>>>>>>>> .... > >>>>>>>>> > >>>>>>>>> wi-fi router have and enable n-mode (linksys e4200) > >>>>>>>>> How to turn on or activate n-mode? > >>>>>>> # ifconfig wlan0 list sta > >>>>>>> ADDR AID CHAN RATE RSSI IDLE TXSEQ RXSEQ CAPS FLAG > >>>>>>> 58:6d:8f:fa:d9:50 5 12 72M 27.5 0 2079 31872 EP AQEHTRS > >>>>>>> RSN HTCAP WME WPS > >>>>>>> # ifconfig wlan0 > >>>>>>> wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 > >>>>>>> ether 4c:0f:6e:4b:4e:f5 > >>>>>>> inet 192.168.1.41 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 hometest channel 12 (2467 MHz 11g ht/20) bssid 58:6d:8f:fa:d9:50 > >>>>>>> regdomain 101 indoor ecm authmode WPA2/802.11i privacy ON > >>>>>>> deftxkey UNDEF AES-CCM 2:128-bit AES-CCM 3:128-bit txpower 20 bmiss 7 > >>>>>>> scanvalid 60 protmode CTS ampdulimit 64k ampdudensity 4 shortgi wme > >>>>>>> burst roaming MANUAL > >>>>>> # ./athstats > >>>>>> 526213 data frames received > >>>>>> 10205 data frames transmit > >>>>>> 79 short on-chip tx retries > >>>>>> 103 long on-chip tx retries > >>>>>> 16 tx failed 'cuz too many retries > >>>>>> 220 mib overflow interrupts > >>>>>> MCS7 current transmit rate > >>>>>> 1 watchdog timeouts > >>>>>> 42 beacon miss interrupts > >>>>>> 23154 rx failed 'cuz of bad CRC > >>>>>> 56 rx failed 'cuz of PHY err > >>>>>> 56 illegal service > >>>>>> 1638 periodic calibrations > >>>>>> -0/+0 TDMA slot adjust (usecs, smoothed) > >>>>>> 56 rssi of last ack > >>>>>> 50 avg recv rssi > >>>>>> -96 rx noise floor > >>>>>> 13 phantom beacon misses > >>>>>> 6569 tx frames through raw api > >>>>>> 1460 A-MPDU sub-frames received > >>>>>> 183 Half-GI frames received > >>>>>> 183 40MHz frames received > >>>>>> 2397 CRC errors for non-last A-MPDU subframes > >>>>>> 3151 Frames transmitted with HT Protection > >>>>>> 25 A-MPDU sub-frame TX attempt success > >>>>>> 2 first step level > >>>>>> 1 OFDM weak signal detect > >>>>>> 268 listen time > >>>>>> 190 ANI increased spur immunity > >>>>>> 174 ANI decrease spur immunity > >>>>>> 2 ANI enabled OFDM weak signal detect > >>>>>> 3517 ANI disabled OFDM weak signal detect > >>>>>> 3515 ANI disabled CCK weak signal threshold > >>>>>> 4 ANI increased first step level > >>>>>> 2 ANI decreased first step level > >>>>>> 154772 cumulative OFDM phy error count > >>>>>> 528256 cumulative CCK phy error count > >>>>>> 851 ANI forced listen time to zero > >>>>>> 26 missing ACK's > >>>>>> 78 RTS without CTS > >>>>>> 3135 successful RTS > >>>>>> 65747 bad FCS > >>>>>> 473007 beacons received > >>>>>> 53 average rssi (beacons only) > >>>>>> 35 average rssi (all rx'd frames) > >>>>>> 48 average rssi (ACKs only) > >>>>>> Antenna profile: > >>>>>> [0] tx 10173 rx 4 > >>>>>> [1] tx 0 rx 526209 > >>>>>> > >>>>>> > >>>>>> # ./athaggrstats > >>>>>> 17 single frames scheduled > >>>>>> 9 aggregate frames scheduled > >>>>>> 1217 single frames scheduled due to low HWQ depth > >>>>>> > >>>>>> Aggregate size profile: > >>>>>> > >>>>>> 0: 0 1: 0 2: 6 3: 2 > >>>>>> 4: 0 5: 0 6: 0 7: 1 > >>>>>> 8: 0 9: 0 10: 0 11: 0 > >>>> why # ifconfig -v wlan0 list channel > >>>> show only b and g channels? and only 13? or this restriction AR9285 > >>>> > >>>> though > >>>> # iperf -i 10 -t 20 -c 192.168.1.26 -w 1024K -l 1024K > >>>> ------------------------------------------------------------ > >>>> Client connecting to 192.168.1.26, TCP port 5001 > >>>> TCP window size: 1.00 MByte (WARNING: requested 1.00 MByte) > >>>> ------------------------------------------------------------ > >>>> [ 3] local 192.168.1.41 port 22263 connected with 192.168.1.26 port 5001 > >>>> [ ID] Interval Transfer Bandwidth > >>>> [ 3] 0.0-10.0 sec 54.0 MBytes 45.3 Mbits/sec > >> Thanks > >> > >> I was confused that there is no mention n-mode in the output channel list > > > Adrian Chadd wrote: > > Right, that's what "HT" is for. > > > > > > Well it would be much clearer to understand by changing the output of > the the channel list to show 11b, 11bg, 11n20 and 11n40 channels instead > of HT20 and HT40, so people would readily know n-mode was active. HT has > no meaning to the general user. Did you check 'man ifconfig'? The meaning of HT is clearly documented. I agree that the output could be made clearer, however a very quick glance at the man page showed what HT meant in this context. Gary
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