WiFi-adapter Ralink RT2571MF plugged in Raspberry Pi 1 B. OS Minibian. In minibian working as root. I followed instruction:
$ apt-get update
$ apt-get install firmware-ralink wpasupplicant iw crda wireless-regdb wireless-tools -y
$ nano /etc/network/interfaces:
auto lo
iface lo inet loopback<br>
allow-hotplug eth0
iface eth0 inet dhcp
allow-hotplug wlan0
iface wlan0 inet manual
wpa-roam /etc/wpa_supplicant/wpa_supplicant.conf
iface default inet dhcp
$ nano /etc/wpa_supplicant/wpa_supplicant.conf:
network={
ssid="SQT-0091"
psk="password"
}
$ reboot
...
$ iwconfig wlan0
wlan0 IEEE 802.11abg ESSID:"SQT-0091"
Mode:Managed Frequency:2.437 GHz Access Point: 20:54:76:F4:31:B7
Bit Rate=54 Mb/s Tx-Power=20 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Encryption key:off
Power Management:on
Link Quality=26/70 Signal level=-84 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:2 Missed beacon:0
After few seconds:
$ iwconfig wlan0
wlan0 IEEE 802.11abg ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Encryption key:off
Power Management:on
Look for dmesg:
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Initializing cgroup subsys cpuacct
[ 0.000000] Linux version 4.1.18+ (dc4@dc4-XPS13-9333) (gcc version 4.9.3 (crosstool-NG crosstool-ng-1.22.0-88-g8460611) ) #846 Thu Feb 25 14:11:56 GMT 2016
[ 0.000000] CPU: ARMv6-compatible processor [410fb767] revision 7 (ARMv7), cr=00c5387d
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT nonaliasing instruction cache
[ 0.000000] Machine model: Raspberry Pi Model B Rev 2
[ 0.000000] cma: Reserved 8 MiB at 0x1e400000
[ 0.000000] Memory policy: Data cache writeback
[ 0.000000] On node 0 totalpages: 126976
[ 0.000000] free_area_init_node: node 0, pgdat c0839994, node_mem_map ddfa4000
[ 0.000000] Normal zone: 1116 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 126976 pages, LIFO batch:31
[ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[ 0.000000] pcpu-alloc: [0] 0
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 125860
[ 0.000000] Kernel command line: dma.dmachans=0x7f35 bcm2708_fb.fbwidth=656 bcm2708_fb.fbheight=416 bcm2708.boardrev=0xe bcm2708.serial=0x416776b0 smsc95xx.macaddr=B8:27:EB:67:76:B0 bcm2708_fb.fbswap=1 bcm2708.uart_clock=3000000 vc_mem.mem_base=0x1fa00000 vc_mem.mem_size=0x20000000 dwc_otg.lpm_enable=0 console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 console=tty1 elevator=deadline root=/dev/mmcblk0p2 rootfstype=ext4 fsck.repair=yes rootwait consoleblank=0
[ 0.000000] PID hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
[ 0.000000] Memory: 485556K/507904K available (5792K kernel code, 488K rwdata, 1788K rodata, 352K init, 720K bss, 14156K reserved, 8192K cma-reserved)
[ 0.000000] Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
vmalloc : 0xdf800000 - 0xff000000 ( 504 MB)
lowmem : 0xc0000000 - 0xdf000000 ( 496 MB)
modules : 0xbf000000 - 0xc0000000 ( 16 MB)
.text : 0xc0008000 - 0xc076f1f0 (7581 kB)
.init : 0xc0770000 - 0xc07c8000 ( 352 kB)
.data : 0xc07c8000 - 0xc0842260 ( 489 kB)
.bss : 0xc0842260 - 0xc08f63e0 ( 721 kB)
[ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] NR_IRQS:522
[ 0.000000] clocksource stc: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275 ns
[ 0.000015] sched_clock: 32 bits at 1000kHz, resolution 1000ns, wraps every 2147483647500ns
[ 0.000058] Switching to timer-based delay loop, resolution 1000ns
[ 0.000338] Console: colour dummy device 80x30
[ 0.001269] console [tty1] enabled
[ 0.001325] Calibrating delay loop (skipped), value calculated using timer frequency.. 2.00 BogoMIPS (lpj=10000)
[ 0.001412] pid_max: default: 32768 minimum: 301
[ 0.001790] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.001861] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.002914] Initializing cgroup subsys blkio
[ 0.003011] Initializing cgroup subsys memory
[ 0.003079] Initializing cgroup subsys devices
[ 0.003142] Initializing cgroup subsys freezer
[ 0.003203] Initializing cgroup subsys net_cls
[ 0.003322] CPU: Testing write buffer coherency: ok
[ 0.003441] ftrace: allocating 19747 entries in 58 pages
[ 0.107867] Setting up static identity map for 0x81c0 - 0x81f8
[ 0.110052] devtmpfs: initialized
[ 0.120975] VFP support v0.3: implementor 41 architecture 1 part 20 variant b rev 5
[ 0.121435] clocksource jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.123431] pinctrl core: initialized pinctrl subsystem
[ 0.124331] NET: Registered protocol family 16
[ 0.129872] DMA: preallocated 4096 KiB pool for atomic coherent allocations
[ 0.131405] bcm2708.uart_clock = 3000000
[ 0.136810] hw-breakpoint: found 6 breakpoint and 1 watchpoint registers.
[ 0.136889] hw-breakpoint: maximum watchpoint size is 4 bytes.
[ 0.137110] Serial: AMBA PL011 UART driver
[ 0.137397] 20201000.uart: ttyAMA0 at MMIO 0x20201000 (irq = 83, base_baud = 0) is a PL011 rev2
[ 0.508609] console [ttyAMA0] enabled
[ 0.512994] bcm2835-mbox 2000b880.mailbox: mailbox enabled
[ 0.559324] bcm2708-dmaengine 20007000.dma: DMA legacy API manager at f2007000, dmachans=0xf35
[ 0.568056] bcm2708-dmaengine 20007000.dma: Initialized 7 DMA channels (+ 1 legacy)
[ 0.576633] bcm2708-dmaengine 20007000.dma: Load BCM2835 DMA engine driver
[ 0.583563] bcm2708-dmaengine 20007000.dma: dma_debug:0
[ 0.589746] SCSI subsystem initialized
[ 0.593892] usbcore: registered new interface driver usbfs
[ 0.599630] usbcore: registered new interface driver hub
[ 0.605145] usbcore: registered new device driver usb
[ 0.611159] raspberrypi-firmware soc:firmware: Attached to firmware from 2016-02-25 14:26
[ 0.646882] Switched to clocksource stc
[ 0.700066] FS-Cache: Loaded
[ 0.703380] CacheFiles: Loaded
[ 0.722220] NET: Registered protocol family 2
[ 0.728154] TCP established hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.735348] TCP bind hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.741980] TCP: Hash tables configured (established 4096 bind 4096)
[ 0.748618] UDP hash table entries: 256 (order: 0, 4096 bytes)
[ 0.754516] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[ 0.761219] NET: Registered protocol family 1
[ 0.766178] RPC: Registered named UNIX socket transport module.
[ 0.772232] RPC: Registered udp transport module.
[ 0.777007] RPC: Registered tcp transport module.
[ 0.781740] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.789488] hw perfevents: enabled with armv6_1176 PMU driver, 3 counters available
[ 0.798626] futex hash table entries: 256 (order: -1, 3072 bytes)
[ 0.821084] VFS: Disk quotas dquot_6.6.0
[ 0.825461] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 0.835101] FS-Cache: Netfs 'nfs' registered for caching
[ 0.841884] NFS: Registering the id_resolver key type
[ 0.847179] Key type id_resolver registered
[ 0.851403] Key type id_legacy registered
[ 0.859229] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
[ 0.867219] io scheduler noop registered
[ 0.871220] io scheduler deadline registered (default)
[ 0.876793] io scheduler cfq registered
[ 0.883234] BCM2708FB: allocated DMA memory 5e800000
[ 0.888408] BCM2708FB: allocated DMA channel 0 @ f2007000
[ 0.898865] Console: switching to colour frame buffer device 82x26
[ 0.910089] Serial: 8250/16550 driver, 0 ports, IRQ sharing disabled
[ 0.918971] KGDB: Registered I/O driver kgdboc
[ 0.926148] vc-cma: Videocore CMA driver
[ 0.931875] vc-cma: vc_cma_base = 0x00000000
[ 0.938276] vc-cma: vc_cma_size = 0x00000000 (0 MiB)
[ 0.945247] vc-cma: vc_cma_initial = 0x00000000 (0 MiB)
[ 0.952538] vc-mem: phys_addr:0x00000000 mem_base=0x1fa00000 mem_size:0x20000000(512 MiB)
[ 0.983160] brd: module loaded
[ 0.997039] loop: module loaded
[ 1.002855] vchiq: vchiq_init_state: slot_zero = 0xde880000, is_master = 0
[ 1.013358] Loading iSCSI transport class v2.0-870.
[ 1.021449] usbcore: registered new interface driver smsc95xx
[ 1.029047] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
[ 1.236625] Core Release: 2.80a
[ 1.241414] Setting default values for core params
[ 1.247793] Finished setting default values for core params
[ 1.455081] Using Buffer DMA mode
[ 1.460013] Periodic Transfer Interrupt Enhancement - disabled
[ 1.467476] Multiprocessor Interrupt Enhancement - disabled
[ 1.474627] OTG VER PARAM: 0, OTG VER FLAG: 0
[ 1.480613] Dedicated Tx FIFOs mode
[ 1.486083] WARN::dwc_otg_hcd_init:1047: FIQ DMA bounce buffers: virt = 0xde814000 dma = 0x5e814000 len=9024
[ 1.499229] FIQ FSM acceleration enabled for :
Non-periodic Split Transactions
Periodic Split Transactions
High-Speed Isochronous Endpoints
[ 1.522450] dwc_otg: Microframe scheduler enabled
[ 1.522578] WARN::hcd_init_fiq:412: FIQ on core 0 at 0xc03dd6ac
[ 1.530163] WARN::hcd_init_fiq:413: FIQ ASM at 0xc03dd988 length 36
[ 1.538080] WARN::hcd_init_fiq:438: MPHI regs_base at 0xdf896000
[ 1.545802] dwc_otg 20980000.usb: DWC OTG Controller
[ 1.552472] dwc_otg 20980000.usb: new USB bus registered, assigned bus number 1
[ 1.561509] dwc_otg 20980000.usb: irq 32, io mem 0x00000000
[ 1.568750] Init: Port Power? op_state=1
[ 1.574228] Init: Power Port (0)
[ 1.579352] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.587814] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.596626] usb usb1: Product: DWC OTG Controller
[ 1.602924] usb usb1: Manufacturer: Linux 4.1.18+ dwc_otg_hcd
[ 1.610278] usb usb1: SerialNumber: 20980000.usb
[ 1.617565] hub 1-0:1.0: USB hub found
[ 1.623017] hub 1-0:1.0: 1 port detected
[ 1.629106] dwc_otg: FIQ enabled
[ 1.629128] dwc_otg: NAK holdoff enabled
[ 1.629141] dwc_otg: FIQ split-transaction FSM enabled
[ 1.629204] Module dwc_common_port init
[ 1.629746] usbcore: registered new interface driver usb-storage
[ 1.637816] mousedev: PS/2 mouse device common for all mice
[ 1.645981] bcm2835-cpufreq: min=700000 max=700000
[ 1.652783] sdhci: Secure Digital Host Controller Interface driver
[ 1.660600] sdhci: Copyright(c) Pierre Ossman
[ 1.666967] sdhost: log_buf @ de813000 (5e813000)
[ 1.746962] mmc0: sdhost-bcm2835 loaded - DMA enabled (>1)
[ 1.754616] sdhci-pltfm: SDHCI platform and OF driver helper
[ 1.782836] ledtrig-cpu: registered to indicate activity on CPUs
[ 1.790798] hidraw: raw HID events driver (C) Jiri Kosina
[ 1.798175] usbcore: registered new interface driver usbhid
[ 1.805340] usbhid: USB HID core driver
[ 1.815292] Initializing XFRM netlink socket
[ 1.821624] NET: Registered protocol family 17
[ 1.827939] Indeed it is in host mode hprt0 = 00021501
[ 1.896040] Key type dns_resolver registered
[ 1.908748] registered taskstats version 1
[ 1.914815] vc-sm: Videocore shared memory driver
[ 1.921414] [vc_sm_connected_init]: start
[ 1.927855] vc_vchi_sm_init: failed to open VCHI service (-1)
[ 1.933584] [vc_sm_connected_init]: failed to initialize shared memory service
[ 1.944245] [vc_sm_connected_init]: end - returning -1
[ 1.954494] Waiting for root device /dev/mmcblk0p2...
[ 1.968204] mmc0: host does not support reading read-only switch, assuming write-enable
[ 1.981679] mmc0: new high speed SDHC card at address 0007
[ 1.989780] mmcblk0: mmc0:0007 SD8GB 7.21 GiB
[ 1.998795] mmcblk0: p1 p2
[ 2.076988] usb 1-1: new high-speed USB device number 2 using dwc_otg
[ 2.086203] Indeed it is in host mode hprt0 = 00001101
[ 2.154521] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[ 2.166291] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[ 2.185798] devtmpfs: mounted
[ 2.191904] Freeing unused kernel memory: 352K (c0770000 - c07c8000)
[ 2.307457] usb 1-1: New USB device found, idVendor=0424, idProduct=9512
[ 2.316268] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 2.326734] hub 1-1:1.0: USB hub found
[ 2.332700] hub 1-1:1.0: 3 ports detected
[ 2.582597] random: systemd urandom read with 60 bits of entropy available
[ 2.598867] systemd[1]: systemd 215 running in system mode. (+PAM +AUDIT +SELINUX +IMA +SYSVINIT +LIBCRYPTSETUP +GCRYPT +ACL +XZ -SECCOMP -APPARMOR)
[ 2.616810] systemd[1]: Detected architecture 'arm'.
[ 2.623976] usb 1-1.1: new high-speed USB device number 3 using dwc_otg
[ 2.747681] usb 1-1.1: New USB device found, idVendor=0424, idProduct=ec00
[ 2.756726] usb 1-1.1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 2.769401] smsc95xx v1.0.4
[ 2.841790] NET: Registered protocol family 10
[ 2.854224] smsc95xx 1-1.1:1.0 eth0: register 'smsc95xx' at usb-20980000.usb-1.1, smsc95xx USB 2.0 Ethernet, b8:27:eb:67:76:b0
[ 2.870540] systemd[1]: Inserted module 'ipv6'
[ 2.882862] systemd[1]: Set hostname to <minibian>.
[ 2.957042] usb 1-1.2: new high-speed USB device number 4 using dwc_otg
[ 3.088191] usb 1-1.2: New USB device found, idVendor=148f, idProduct=2573
[ 3.097137] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 3.116534] uart-pl011 20201000.uart: no DMA platform data
[ 3.711109] systemd[1]: Cannot add dependency job for unit display-manager.service, ignoring: Unit display-manager.service failed to load: No such file or directory.
[ 3.736751] systemd[1]: Expecting device dev-ttyAMA0.device...
[ 3.748045] systemd[1]: Starting Forward Password Requests to Wall Directory Watch.
[ 3.760156] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[ 3.772001] systemd[1]: Starting Remote File Systems (Pre).
[ 3.782592] systemd[1]: Reached target Remote File Systems (Pre).
[ 3.791127] systemd[1]: Starting Encrypted Volumes.
[ 3.800974] systemd[1]: Reached target Encrypted Volumes.
[ 3.808889] systemd[1]: Starting Arbitrary Executable File Formats File System Automount Point.
[ 3.825660] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[ 3.839696] systemd[1]: Starting Dispatch Password Requests to Console Directory Watch.
[ 3.852582] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
[ 3.865075] systemd[1]: Starting Paths.
[ 3.874077] systemd[1]: Reached target Paths.
[ 3.880830] systemd[1]: Starting Swap.
[ 3.889397] systemd[1]: Reached target Swap.
[ 3.895812] systemd[1]: Expecting device dev-mmcblk0p1.device...
[ 3.906576] systemd[1]: Starting Root Slice.
[ 3.915719] systemd[1]: Created slice Root Slice.
[ 3.922635] systemd[1]: Starting User and Session Slice.
[ 3.932986] systemd[1]: Created slice User and Session Slice.
[ 3.940876] systemd[1]: Starting /dev/initctl Compatibility Named Pipe.
[ 3.952325] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe.
[ 3.961393] systemd[1]: Starting Delayed Shutdown Socket.
[ 3.971370] systemd[1]: Listening on Delayed Shutdown Socket.
[ 3.979104] systemd[1]: Starting Journal Socket (/dev/log).
[ 3.989332] systemd[1]: Listening on Journal Socket (/dev/log).
[ 3.997547] systemd[1]: Starting udev Kernel Socket.
[ 4.007069] systemd[1]: Listening on udev Kernel Socket.
[ 4.014449] systemd[1]: Starting udev Control Socket.
[ 4.024248] systemd[1]: Listening on udev Control Socket.
[ 4.031775] systemd[1]: Starting Journal Socket.
[ 4.041146] systemd[1]: Listening on Journal Socket.
[ 4.048338] systemd[1]: Starting System Slice.
[ 4.057578] systemd[1]: Created slice System Slice.
[ 4.064561] systemd[1]: Starting File System Check on Root Device...
[ 4.080113] systemd[1]: Starting system-getty.slice.
[ 4.100227] systemd[1]: Created slice system-getty.slice.
[ 4.112801] systemd[1]: Starting system-serial\x2dgetty.slice.
[ 4.128575] systemd[1]: Created slice system-serial\x2dgetty.slice.
[ 4.138515] systemd[1]: Starting Increase datagram queue length...
[ 4.158593] systemd[1]: Starting Restore / save the current clock...
[ 4.229127] systemd[1]: Started Set Up Additional Binary Formats.
[ 4.264603] systemd[1]: Starting Load Kernel Modules...
[ 4.300067] systemd[1]: Mounting POSIX Message Queue File System...
[ 4.344666] systemd[1]: Mounting Debug File System...
[ 4.487879] systemd[1]: Starting udev Coldplug all Devices...
[ 4.541428] systemd[1]: Starting Create list of required static device nodes for the current kernel...
[ 4.614927] systemd[1]: Mounted Huge Pages File System.
[ 4.637478] systemd[1]: Starting Slices.
[ 4.667234] systemd[1]: Reached target Slices.
[ 4.692950] systemd[1]: Mounted Debug File System.
[ 4.709471] systemd[1]: Mounted POSIX Message Queue File System.
[ 4.722830] systemd[1]: Started File System Check on Root Device.
[ 4.751182] systemd[1]: Started Increase datagram queue length.
[ 4.764417] systemd[1]: Started Restore / save the current clock.
[ 4.777976] systemd[1]: Started Load Kernel Modules.
[ 4.807235] systemd[1]: Started Create list of required static device nodes for the current kernel.
[ 4.845836] systemd[1]: Time has been changed
[ 4.977349] systemd[1]: Started udev Coldplug all Devices.
[ 5.201558] systemd[1]: Starting Create Static Device Nodes in /dev...
[ 5.219341] systemd[1]: Mounting Configuration File System...
[ 5.249330] systemd[1]: Mounted FUSE Control File System.
[ 5.283150] systemd[1]: Starting Apply Kernel Variables...
[ 5.328747] systemd[1]: Starting Syslog Socket.
[ 5.373415] systemd[1]: Listening on Syslog Socket.
[ 5.385725] systemd[1]: Starting Journal Service...
[ 5.421536] systemd[1]: Started Journal Service.
[ 5.557034] EXT4-fs (mmcblk0p2): re-mounted. Opts: errors=remount-ro,commit=120
[ 5.937407] systemd-udevd[92]: starting version 215
[ 7.694816] bcm2835-rng 20104000.rng: hwrng registered
[ 8.181069] FAT-fs (mmcblk0p1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[ 8.274498] cfg80211: Calling CRDA to update world regulatory domain
[ 8.660322] systemd-journald[87]: Received request to flush runtime journal from PID 1
[ 9.297145] usb 1-1.2: reset high-speed USB device number 4 using dwc_otg
[ 9.409327] gpiomem-bcm2835 20200000.gpiomem: Initialised: Registers at 0x20200000
[ 9.602365] cfg80211: World regulatory domain updated:
[ 9.609657] cfg80211: DFS Master region: unset
[ 9.614114] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 9.629421] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 9.641405] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 9.653468] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
[ 9.665621] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 9.679393] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
[ 9.693187] cfg80211: (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
[ 9.705713] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[ 9.718404] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
[ 9.737023] ieee80211 phy0: rt2x00_set_chip: Info - Chipset detected - rt: 2573, rf: 0001, rev: 000a
[ 9.784532] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[ 9.794618] usbcore: registered new interface driver rt73usb
[ 10.610199] smsc95xx 1-1.1:1.0 eth0: hardware isn't capable of remote wakeup '
[ 10.620564] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 10.649576] ieee80211 phy0: rt2x00lib_request_firmware: Info - Loading firmware file 'rt73.bin'
[ 10.666855] ieee80211 phy0: rt2x00lib_request_firmware: Info - Firmware detected - version: 1.7
[ 10.761062] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 12.155684] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 12.165179] smsc95xx 1-1.1:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0xCDE1
[ 13.497142] random: nonblocking pool is initialized
[ 21.427753] wlan0: authenticate with 20:54:76:f4:31:b7
[ 21.495326] wlan0: send auth to 20:54:76:f4:31:b7 (try 1/3)
[ 21.653983] wlan0: authenticated
[ 21.668822] wlan0: associate with 20:54:76:f4:31:b7 (try 1/3)
[ 21.877450] wlan0: associate with 20:54:76:f4:31:b7 (try 2/3)
[ 21.899220] wlan0: RX AssocResp from 20:54:76:f4:31:b7 (capab=0x411 status=0 aid=1)
[ 21.922030] wlan0: associated
[ 21.926784] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 64.809120] ieee80211 phy0: wlan0: No probe response from AP 20:54:76:f4:31:b7 after 500ms, disconnecting.
[ 64.871151] cfg80211: Calling CRDA to update world regulatory domain
[ 65.004976] cfg80211: World regulatory domain updated:
[ 65.012005] cfg80211: DFS Master region: unset
[ 65.016509] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 65.031238] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 65.042886] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 65.054611] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
[ 65.066612] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 65.080126] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
[ 65.093778] cfg80211: (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
[ 65.106386] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[ 65.118990] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
[ 67.699047] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 72.116599] wlan0: authenticate with 20:54:76:f4:31:b7
[ 72.186444] wlan0: send auth to 20:54:76:f4:31:b7 (try 1/3)
[ 72.201350] wlan0: authenticated
[ 72.219427] wlan0: associate with 20:54:76:f4:31:b7 (try 1/3)
[ 72.429401] wlan0: associate with 20:54:76:f4:31:b7 (try 2/3)
[ 72.639397] wlan0: associate with 20:54:76:f4:31:b7 (try 3/3)
[ 72.849397] wlan0: association with 20:54:76:f4:31:b7 timed out
Attempts to solve:
From //bbs.archlinux.org/viewtopic.php?id=96560 :
$ touch /etc/modprobe.d/b43.conf
$ echo "options b43 pio=1 qos=0" | tee -a /etc/modprobe.d/b43.conf
$ reboot
and
$ touch /etc/modprobe.d/b43.conf
$ echo "options b43 pio=1 qos=1" | tee -a /etc/modprobe.d/b43.conf
$ reboot
From //ubuntuforums.org/showthread.php?t=2262555 :
$ wget http://www.elektronenblitz63.de/download/wicd-1.6.x_addon01441.tar.gz
$ apt-get install --reinstall wicd
$ tar xvf wicd-1.6.x_addon01441.tar.gz
$ cd wicd-1.6.x_addon01441
$ ./install_wicd_addon
$ service network-manager stop
$ killall wpa_supplicant
$ service wicd restart
From //forums.linuxmint.com/viewtopic.php?t=160838 :
$ nano /etc/modprobe.d/mac80211.conf:options mac80211 probe_wait_ms=1000
