And dmesg seems showing these periodically, what is "ieee80211 phy0: wlan0: No probe response from AP cc:7d:37:7d:0c:c0 after 500ms, disconnecting." ?
[85674.621003] cfg80211: Calling CRDA to update world regulatory domain [85674.623556] cfg80211: World regulatory domain updated: [85674.623559] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [85674.623560] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85674.623561] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85674.623562] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [85674.623563] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85674.623564] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85675.851460] wlan0: authenticate with cc:7d:37:7d:0c:c0 [85675.862440] wlan0: send auth to cc:7d:37:7d:0c:c0 (try 1/3) [85676.063216] wlan0: send auth to cc:7d:37:7d:0c:c0 (try 2/3) [85676.264397] wlan0: send auth to cc:7d:37:7d:0c:c0 (try 3/3) [85676.465583] wlan0: authentication with cc:7d:37:7d:0c:c0 timed out [85683.867475] wlan0: authenticate with cc:7d:37:7d:0c:c0 [85683.877233] wlan0: send auth to cc:7d:37:7d:0c:c0 (try 1/3) [85683.895368] wlan0: authenticated [85683.895889] wlan0: associate with cc:7d:37:7d:0c:c0 (try 1/3) [85684.097104] wlan0: associate with cc:7d:37:7d:0c:c0 (try 2/3) [85684.298243] wlan0: associate with cc:7d:37:7d:0c:c0 (try 3/3) [85684.316113] wlan0: RX AssocResp from cc:7d:37:7d:0c:c0 (capab=0x411 status=0 aid=3) [85684.316649] wlan0: associated [85688.623973] ieee80211 phy0: wlan0: No probe response from AP cc:7d:37:7d:0c:c0 after 500ms, disconnecting. [85688.637009] cfg80211: Calling CRDA to update world regulatory domain [85688.640527] cfg80211: World regulatory domain updated: [85688.640532] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [85688.640535] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85688.640538] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85688.640541] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [85688.640543] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85688.640545] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85689.874580] wlan0: authenticate with cc:7d:37:7d:0c:c0 [85689.884334] wlan0: send auth to cc:7d:37:7d:0c:c0 (try 1/3) [85689.888755] wlan0: authenticated [85689.888997] wlan0: associate with cc:7d:37:7d:0c:c0 (try 1/3) [85689.893526] wlan0: RX AssocResp from cc:7d:37:7d:0c:c0 (capab=0x411 status=0 aid=3) [85689.893912] wlan0: associated [85713.644275] ieee80211 phy0: wlan0: No probe response from AP cc:7d:37:7d:0c:c0 after 500ms, disconnecting. [85713.660403] cfg80211: Calling CRDA to update world regulatory domain [85713.664859] cfg80211: World regulatory domain updated: [85713.664865] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [85713.664868] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85713.664871] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85713.664873] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [85713.664876] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85713.664878] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [85714.890708] wlan0: authenticate with cc:7d:37:7d:0c:c0 [85714.900677] wlan0: send auth to cc:7d:37:7d:0c:c0 (try 1/3) [85714.906785] wlan0: authenticated [85714.907340] wlan0: associate with cc:7d:37:7d:0c:c0 (try 1/3) [85715.108556] wlan0: associate with cc:7d:37:7d:0c:c0 (try 2/3) [85715.309698] wlan0: associate with cc:7d:37:7d:0c:c0 (try 3/3) [85715.510842] wlan0: association with cc:7d:37:7d:0c:c0 timed out [85722.900819] wlan0: authenticate with cc:7d:37:7d:0c:c0 [85722.911566] wlan0: send auth to cc:7d:37:7d:0c:c0 (try 1/3) [85722.926684] wlan0: authenticated [85722.927219] wlan0: associate with cc:7d:37:7d:0c:c0 (try 1/3) [85722.947415] wlan0: RX AssocResp from cc:7d:37:7d:0c:c0 (capab=0x411 status=0 aid=3) [85722.947999] wlan0: associated mint ~ # On 2/24/14, crquan <crq...@gmail.com> wrote: > hi, all > > I'm running Linux mint on macbook10,1 it has broadcom wireless, I have > followed this guide, installed b43 firmware, > The kernel from mint 16 default and I've also tried 3.13.0 built from > scratch, and actually I have tried a couple of latest upstream kernel > since 3.10, there is not much difference, packet loss rate always > varies from 10% ~ 30% with ping results, and tcp applications suffered > a lot, > > http://wireless.kernel.org/en/users/Drivers/b43 > > In that table, it has my device 14e4:4331 supported b/g only, I tried > to setup my wifi router to be b/g only but seems didn't help, is there > anything else (or iw commands) I can try ? > > 14e4:4331 yes (3.2-rc3+) BCM4331 b/g HT (r1) wl > > > mint ~ # uname -a > Linux mint 3.13.0 #6 SMP Thu Feb 20 23:49:27 PST 2014 x86_64 x86_64 > x86_64 GNU/Linux > > mint ~ # lspci -D -nn -k -d 14e4:4331 > 0000:04:00.0 Network controller [0280]: Broadcom Corporation BCM4331 > 802.11a/b/g/n [14e4:4331] (rev 02) > Subsystem: Apple Inc. AirPort Extreme [106b:00ef] > Kernel driver in use: bcma-pci-bridge > > mint ~ # lspci -vvn|grep 43 -A7 > 04:00.0 0280: 14e4:4331 (rev 02) > Subsystem: 106b:00ef > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR- FastB2B- DisINTx- > Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- > <TAbort- <MAbort- >SERR- <PERR- INTx- > Latency: 0, Cache Line Size: 256 bytes > Interrupt: pin A routed to IRQ 17 > Region 0: Memory at c1900000 (64-bit, non-prefetchable) [size=16K] > Capabilities: [40] Power Management version 3 > > mint ~ # dmesg |tail > > [83539.481059] wlan0: authenticate with cc:7d:37:7d:0c:c0 > [83539.491466] wlan0: send auth to cc:7d:37:7d:0c:c0 (try 1/3) > [83539.493218] wlan0: authenticated > [83539.494178] wlan0: associate with cc:7d:37:7d:0c:c0 (try 1/3) > [83539.496837] wlan0: RX AssocResp from cc:7d:37:7d:0c:c0 (capab=0x411 > status=0 aid=3) > [83539.497379] wlan0: associated > > mint ~ # iw event -f -t > 1393229857.081699: wlan0 (phy #0): scan started > 1393229862.942196: wlan0 (phy #0): scan finished: 2412 2417 2422 2427 > 2432 2437 2442 2447 2452 2457 2462 2467 2472 2484, "" > 1393229863.783188: wlan0 (phy #0): connection quality monitor event: > RSSI went below threshold > 1393229865.787153: wlan0 (phy #0): connection quality monitor event: > RSSI went below threshold > 1393229866.785220: wlan0 (phy #0): connection quality monitor event: > RSSI went below threshold > > mint ~ # iw phy > Wiphy phy0 > Band 1: > Frequencies: > * 2412 MHz [1] (20.0 dBm) > * 2417 MHz [2] (20.0 dBm) > * 2422 MHz [3] (20.0 dBm) > * 2427 MHz [4] (20.0 dBm) > * 2432 MHz [5] (20.0 dBm) > * 2437 MHz [6] (20.0 dBm) > * 2442 MHz [7] (20.0 dBm) > * 2447 MHz [8] (20.0 dBm) > * 2452 MHz [9] (20.0 dBm) > * 2457 MHz [10] (20.0 dBm) > * 2462 MHz [11] (20.0 dBm) > * 2467 MHz [12] (20.0 dBm) (passive scanning, no IBSS) > * 2472 MHz [13] (20.0 dBm) (passive scanning, no IBSS) > * 2484 MHz [14] (20.0 dBm) (passive scanning, no IBSS) > Bitrates (non-HT): > * 1.0 Mbps > * 2.0 Mbps (short preamble supported) > * 5.5 Mbps (short preamble supported) > * 11.0 Mbps (short preamble supported) > * 6.0 Mbps > * 9.0 Mbps > * 12.0 Mbps > * 18.0 Mbps > * 24.0 Mbps > * 36.0 Mbps > * 48.0 Mbps > * 54.0 Mbps > max # scan SSIDs: 4 > max scan IEs length: 2285 bytes > Coverage class: 0 (up to 0m) > Supported Ciphers: > * WEP40 (00-0f-ac:1) > * WEP104 (00-0f-ac:5) > * TKIP (00-0f-ac:2) > * CCMP (00-0f-ac:4) > Available Antennas: TX 0 RX 0 > Supported interface modes: > * IBSS > * managed > * AP > * AP/VLAN > * WDS > * monitor > software interface modes (can always be added): > * AP/VLAN > * monitor > interface combinations are not supported > Supported commands: > * new_interface > * set_interface > * new_key > * new_beacon > * new_station > * set_bss > * authenticate > * associate > * deauthenticate > * disassociate > * join_ibss > * set_tx_bitrate_mask > * action > * frame_wait_cancel > * set_wiphy_netns > * set_channel > * set_wds_peer > * Unknown command (84) > * Unknown command (87) > * Unknown command (85) > * Unknown command (89) > * Unknown command (92) > * connect > * disconnect > Supported TX frame types: > * IBSS: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 > 0xb0 > 0xc0 0xd0 0xe0 0xf0 > * managed: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 > 0xa0 > 0xb0 0xc0 0xd0 0xe0 0xf0 > * AP: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 0xa0 > 0xb0 > 0xc0 0xd0 0xe0 0xf0 > * AP/VLAN: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 > 0xa0 > 0xb0 0xc0 0xd0 0xe0 0xf0 > * mesh point: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 > 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 > * P2P-client: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 > 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 > * P2P-GO: 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 0x80 0x90 > 0xa0 > 0xb0 0xc0 0xd0 0xe0 0xf0 > * Unknown mode (10): 0x00 0x10 0x20 0x30 0x40 0x50 0x60 0x70 > 0x80 > 0x90 0xa0 0xb0 0xc0 0xd0 0xe0 0xf0 > Supported RX frame types: > * IBSS: 0x40 0xb0 0xc0 0xd0 > * managed: 0x40 0xd0 > * AP: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0 > * AP/VLAN: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0 > * mesh point: 0xb0 0xc0 0xd0 > * P2P-client: 0x40 0xd0 > * P2P-GO: 0x00 0x20 0x40 0xa0 0xb0 0xc0 0xd0 > * Unknown mode (10): 0x40 0xd0 > Device supports RSN-IBSS. > HT Capability overrides: > * MCS: ff ff ff ff ff ff ff ff ff ff > * maximum A-MSDU length > * supported channel width > * short GI for 40 MHz > * max A-MPDU length exponent > * min MPDU start spacing > Device supports TX status socket option. > Device supports HT-IBSS. > > > mint ~ # ping -c20 192.168.1.254 > PING 192.168.1.254 (192.168.1.254) 56(84) bytes of data. > 64 bytes from 192.168.1.254: icmp_seq=1 ttl=64 time=60.8 ms > 64 bytes from 192.168.1.254: icmp_seq=2 ttl=64 time=5.00 ms > 64 bytes from 192.168.1.254: icmp_seq=3 ttl=64 time=6.96 ms > 64 bytes from 192.168.1.254: icmp_seq=4 ttl=64 time=4.94 ms > 64 bytes from 192.168.1.254: icmp_seq=5 ttl=64 time=9.13 ms > 64 bytes from 192.168.1.254: icmp_seq=6 ttl=64 time=3.49 ms > 64 bytes from 192.168.1.254: icmp_seq=7 ttl=64 time=4.81 ms > 64 bytes from 192.168.1.254: icmp_seq=8 ttl=64 time=11.7 ms > 64 bytes from 192.168.1.254: icmp_seq=9 ttl=64 time=3.40 ms > 64 bytes from 192.168.1.254: icmp_seq=10 ttl=64 time=4.83 ms > 64 bytes from 192.168.1.254: icmp_seq=11 ttl=64 time=3.82 ms > 64 bytes from 192.168.1.254: icmp_seq=12 ttl=64 time=17.4 ms > 64 bytes from 192.168.1.254: icmp_seq=13 ttl=64 time=6.51 ms > 64 bytes from 192.168.1.254: icmp_seq=14 ttl=64 time=64.4 ms > 64 bytes from 192.168.1.254: icmp_seq=15 ttl=64 time=3.71 ms > 64 bytes from 192.168.1.254: icmp_seq=16 ttl=64 time=24.3 ms > 64 bytes from 192.168.1.254: icmp_seq=17 ttl=64 time=14.2 ms > > --- 192.168.1.254 ping statistics --- > 20 packets transmitted, 17 received, 15% packet loss, time 19025ms > rtt min/avg/max/mdev = 3.400/14.687/64.412/18.385 ms > > > > Thanks, > -- Cheng Renquan (程任全) _______________________________________________ b43-dev mailing list b43-dev@lists.infradead.org http://lists.infradead.org/mailman/listinfo/b43-dev
