Date: Thu, 16 Dec 2010 11:28:05 -0800 (PST) From: "Justin V." <vic@yeaguy.com> To: Mubeesh ali <mubeeshalivm@gmail.com> Cc: freebsd-questions@freebsd.org, joko1425@hotmail.com Subject: Re: Wifi keeps dropping.. not sure why, looking for tips/suggestions on debugging this Message-ID: <alpine.BSF.2.00.1012161123280.12797@yeaguy.com> In-Reply-To: <AANLkTinhL1VPYtuCqy9emz0QDENJi8UapP9soWH2k36G@mail.gmail.com> References: <alpine.BSF.2.00.1012160908560.12349@yeaguy.com> <AANLkTinuUwtfqA2rL8GZvq3LtMjgKvCS0rXBvieb-X9j@mail.gmail.com> <alpine.BSF.2.00.1012160941110.12484@yeaguy.com> <AANLkTinhL1VPYtuCqy9emz0QDENJi8UapP9soWH2k36G@mail.gmail.com>
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On Thu, 16 Dec 2010, Mubeesh ali wrote: > Hi Justin, > > I see 7 beacon misses on the interface which is not good the client > disconnects on beacon miss...typically most ap's are configured to > send a beacon every 100 ms . ..this looks similar > http://madwifi-project.org/ticket/1957 > > > thanks, > Mubeesh > On Thu, Dec 16, 2010 at 11:16 PM, Justin V. <vic@yeaguy.com> wrote: >> >> >> On Thu, 16 Dec 2010, Mubeesh ali wrote: >> >>> can u completely not send any traffic or is this a random drop. If >>> random there could be interference causing replay counter mismatch. >>> This may force AP to drop the packet, the ap may de authenticate >>> client if it sees continuous stream of such packets in a short >>> interval and force client to drop existing sessions like ftp. >>> >>> Please try changing the channel. If the client and AP are both A >>> capable please try using the A band as there are more non overlapping >>> channels and u may be able to find a channel with low interference. >>> >>> >>> >>> On Thu, Dec 16, 2010 at 10:46 PM, Justin V. <vic@yeaguy.com> wrote: >>>> >>>> I keep seeing my wlan0 interface go down.. I suspected a faulty wifi >>>> router.. i changed that out.. >>>> >>>> Ive tried using WEP and WPA. Currently using WPA. >>>> >>>> Here are the logs Im seeing.. >>>> >>>> Dec 16 07:47:57 yeaguy wpa_supplicant[9492]: CTRL-EVENT-DISCONNECTED - >>>> Disconnect event - remove keys >>>> Dec 16 07:47:57 yeaguy kernel: wlan0: link state changed to DOWN >>>> Dec 16 07:47:57 yeaguy wpa_supplicant[9492]: CTRL-EVENT-SCAN-RESULTS >>>> Dec 16 07:47:57 yeaguy wpa_supplicant[9492]: Trying to associate with >>>> 00:22:6b:66:bf:74 (SSID='vicnet' freq=2462 MHz) >>>> Dec 16 07:48:07 yeaguy wpa_supplicant[9492]: Authentication with >>>> 00:22:6b:66:bf:74 timed out. >>>> Dec 16 07:48:07 yeaguy wpa_supplicant[9492]: CTRL-EVENT-SCAN-RESULTS >>>> Dec 16 07:48:07 yeaguy wpa_supplicant[9492]: Trying to associate with >>>> 00:22:6b:66:bf:74 (SSID='vicnet' freq=2462 MHz) >>>> Dec 16 07:48:18 yeaguy wpa_supplicant[9492]: Authentication with >>>> 00:22:6b:66:bf:74 timed out. >>>> Dec 16 07:48:20 yeaguy wpa_supplicant[9492]: CTRL-EVENT-SCAN-RESULTS >>>> Dec 16 07:48:20 yeaguy wpa_supplicant[9492]: Trying to associate with >>>> 00:22:6b:66:bf:74 (SSID='vicnet' freq=2462 MHz) >>>> Dec 16 07:48:20 yeaguy wpa_supplicant[9492]: WPA: EAPOL-Key Replay >>>> Counter >>>> did not increase - dropping packet >>>> Dec 16 07:48:20 yeaguy wpa_supplicant[9492]: Associated with >>>> 00:22:6b:66:bf:74 >>>> Dec 16 07:48:20 yeaguy kernel: wlan0: link state changed to UP >>>> >>>> Given the errors seen what would be the best debug to use?? >>>> >>>> wlandebug or tcpdump ?? >>>> >>>> I went ahead and enabled since my logs are complaining about association >>>> and >>>> authentication.. >>>> >>>> yeaguy# wlandebug -i wlan0 auth+assoc >>>> net.wlan.0.debug: 0x0 => 0xc00000<assoc,auth> >>>> yeaguy# >>>> >>>> >>>> Any tips would be appreciated.. I have an end user continually >>>> complaining >>>> of disconects over FTP.. >>>> >>>> >>>> Thanks, >>>> >>>> justin v >>>> >>>> >>>> _______________________________________________ >>>> freebsd-questions@freebsd.org mailing list >>>> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >>>> To unsubscribe, send any mail to >>>> "freebsd-questions-unsubscribe@freebsd.org" >>>> >>> >>> >>> >>> -- >>> Best Regards, >>> >>> Mubeesh Ali.V.M >>> _______________________________________________ >>> freebsd-questions@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >>> To unsubscribe, send any mail to >>> "freebsd-questions-unsubscribe@freebsd.org" >>> >> >> >> >> Hi Mubeesh, >> >> It seems to be a random drop.. FTP will be humming along and then wlan0 will >> go down.. >> >> I have the router set for channel 11... >> >> i do not have these types of drops with other wifi capable devices.. >> >> ex. WIN laptop, Playstaion 3... etc... >> >> >> >> rum0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 2290 >> ether 00:1e:e5:a8:bd:5a >> media: IEEE 802.11 Wireless Ethernet autoselect mode 11g >> status: associated >> wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 >> ether 00:1e:e5:a8:bd:5a >> inet 192.168.1.169 netmask 0xffffff00 broadcast 192.168.1.255 >> media: IEEE 802.11 Wireless Ethernet OFDM/18Mbps mode 11g >> status: associated >> ssid vicnet channel 11 (2462 MHz 11g) bssid 00:22:6b:66:bf:74 >> country US authmode WPA2/802.11i privacy ON deftxkey UNDEF >> AES-CCM 2:128-bit AES-CCM 3:128-bit txpower 0 bmiss 7 scanvalid 450 >> bgscan bgscanintvl 300 bgscanidle 250 roam:rssi 7 roam:rate 5 >> protmode CTS roaming MANUAL >> >> >> >> Also yesterday, I lost complete connectivity to the router while my WIN PC >> was connected and browsing just fine.. >> >> I had to bounce the interface and reset the default gateway and my >> connection restored. >> >> I did: >> >> /etc/rc.d/netif restart && /etc/rc.d/routing restart >> >> >> Thanks, >> >> Justin > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > interesting.. do you know of a better adapter to use?? ive done a search on wlan0 and bmiss.. alot of threads regarding that issue, but all the threads show "bmiss 7" ?? does that seem odd??
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