Новая установка Ubuntu 14.04.1 (ядро 3.13.0-44), полностью обновленный (через проводное соединение) и с корректным iwlwifi микропрограммным драйвером (iwlwifi-7260-8).
Lenovo ThinkPad S440.
Я могу соединиться с беспроводной сетью, здесь на работе, и из Mac OS X, Windows 7 и из Ubuntu 14.04 на другом ThinkPad (T500). Я перезапустил маршрутизатор напрасно.
Я довольно невежествен к тому, что я должен сделать для поиска и устранения неисправностей этой проблемы и благодарен за любую справку.
lspci|grep -i wi
: 04:00.0 Network controller: Intel Corporation Wireless 7260 (rev 83)
sudo iwconfig
:
eth0 no wireless extensions.
lo no wireless extensions.
wlan0 IEEE 802.11abgn ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=22 dBm
Retry long limit:7 RTS thr:off Fragment thr:off
Encryption key:off
Power Management:on
nm-tool
:
NetworkManager Tool
State: disconnected
- Device: wlan0 ----------------------------------------------------------------
Type: 802.11 WiFi
Driver: iwlwifi
State: disconnected
Default: no
HW Address: F8:16:54:27:B5:A5
Capabilities:
Wireless Properties
WEP Encryption: yes
WPA Encryption: yes
WPA2 Encryption: yes
Wireless Access Points
FULLRATEAEBA: Infra, C0:3F:0E:B0:AE:BA, Freq 2412 MHz, Rate 54 Mb/s, Strength 59 WPA WPA2
Catalin_103: Infra, C0:A0:BB:8D:18:19, Freq 2422 MHz, Rate 54 Mb/s, Strength 34 WPA WPA2
- Device: eth0 -----------------------------------------------------------------
Type: Wired
Driver: r8169
State: unavailable
Default: no
HW Address: F8:A9:63:55:91:79
Capabilities:
Carrier Detect: yes
Wired Properties
Carrier: off
`rfkill list`:
0: tpacpi_bluetooth_sw: Bluetooth
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
2: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
dmesg|grep iwl
:
[ 6.465125] iwlwifi 0000:04:00.0: irq 63 for MSI/MSI-X
[ 6.476126] iwlwifi 0000:04:00.0: loaded firmware version 22.24.8.0 op_mode iwlmvm
[ 6.524174] iwlwifi 0000:04:00.0: Detected Intel(R) Dual Band Wireless AC 7260, REV=0x144
[ 6.524437] iwlwifi 0000:04:00.0: L1 Enabled - LTR Enabled
[ 6.524673] iwlwifi 0000:04:00.0: L1 Enabled - LTR Enabled
[ 6.739827] ieee80211 phy0: Selected rate control algorithm 'iwl-mvm-rs'
[ 6.940780] iwlwifi 0000:04:00.0: L1 Enabled - LTR Enabled
[ 6.941012] iwlwifi 0000:04:00.0: L1 Enabled - LTR Enabled
[ 223.540907] iwlwifi 0000:04:00.0: Time Event end notification failure
sudo lshw
:
*-pci:2
description: PCI bridge
product: Lynx Point-LP PCI Express Root Port 3
vendor: Intel Corporation
physical id: 1c.2
bus info: pci@0000:00:1c.2
version: e4
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:18 memory:f0600000-f06fffff
*-network
description: Wireless interface
product: Wireless 7260
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:04:00.0
logical name: wlan0
version: 83
serial: f8:16:54:27:b5:a5
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=3.13.0-44-generic firmware=22.24.8.0 latency=0 link=no multicast=yes wireless=IEEE 802.11abgn
resources: irq:63 memory:f0600000-f0601fff
Я пытаюсь соединиться с FULLRATEAEBA: Infra, C0:3F:0E:B0:AE:BA, Freq 2412 MHz, Rate 54 Mb/s, Strength 59 WPA WPA2
Когда я смотрю в буфере сообщений I, похоже, что я соединяюсь и аутентифицируюсь, но затем по необъяснимым причинам, deauthenticate ядро.
[ 2748.066675] wlan0: authenticate with c0:3f:0e:b0:ae:ba
[ 2748.068670] wlan0: send auth to c0:3f:0e:b0:ae:ba (try 1/3)
[ 2748.070496] wlan0: authenticated
[ 2748.073360] wlan0: associate with c0:3f:0e:b0:ae:ba (try 1/3)
[ 2748.077787] wlan0: RX AssocResp from c0:3f:0e:b0:ae:ba (capab=0x411 status=0 aid=5)
[ 2748.079346] wlan0: associated
[ 2793.931365] wlan0: deauthenticating from c0:3f:0e:b0:ae:ba by local choice (reason=3)
Я нашел, что могу соединиться дома без проблем, но я все еще не могу соединиться на работе. Странная вещь состоит в том, что у меня есть старый T500 с человечностью 14.04, которая соединяется прекрасный на работе. Ниже dmesg
сообщения.
dmesg для сбоя соединения (на работе):
[ 5554.192997] wlan0: authenticate with c0:3f:0e:b0:ae:ba
[ 5554.195347] wlan0: send auth to c0:3f:0e:b0:ae:ba (try 1/3)
[ 5554.200817] wlan0: authenticated
[ 5554.201603] wlan0: associate with c0:3f:0e:b0:ae:ba (try 1/3)
[ 5554.205520] wlan0: RX AssocResp from c0:3f:0e:b0:ae:ba (capab=0x411 status=0 aid=8)
[ 5554.206777] wlan0: associated
[ 5600.638632] wlan0: deauthenticating from c0:3f:0e:b0:ae:ba by local choice (reason=3)
[ 5600.642070] cfg80211: Calling CRDA to update world regulatory domain
[ 5600.645259] cfg80211: World regulatory domain updated:
[ 5600.645262] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 5600.645264] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 5600.645266] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 5600.645268] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 5600.645269] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 5600.645270] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 5600.645279] cfg80211: Calling CRDA for country: DK
[ 5600.647737] cfg80211: Regulatory domain changed to country: DK
[ 5600.647741] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 5600.647743] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 5600.647744] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 5600.647745] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 5600.647747] cfg80211: (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 mBm)
[ 5600.647748] cfg80211: (57240000 KHz - 65880000 KHz @ 2160000 KHz), (N/A, 4000 mBm)
dmesg для успеха соединения (дома):
[ 6.532911] iwlwifi 0000:04:00.0: Detected Intel(R) Dual Band Wireless AC 7260, REV=0x144
[ 6.532993] iwlwifi 0000:04:00.0: L1 Enabled - LTR Enabled
[ 6.533233] iwlwifi 0000:04:00.0: L1 Enabled - LTR Enabled
[ 6.664207] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 6.664209] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 6.664211] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 6.664212] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 6.664214] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 6.664215] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 6.711736] init: failsafe main process (660) killed by TERM signal
[ 6.740856] ieee80211 phy0: Selected rate control algorithm 'iwl-mvm-rs'
[ 6.761147] intel_rapl: domain uncore energy ctr 7461:7461 not working, skip
[ 6.873429] r8169 0000:03:00.0 eth0: link down
[ 6.873991] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 6.874237] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 6.875681] iwlwifi 0000:04:00.0: L1 Enabled - LTR Enabled
[ 6.875917] iwlwifi 0000:04:00.0: L1 Enabled - LTR Enabled
[ 6.884761] type=1400 audit(1421181675.200:11): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/lightdm/lightdm-guest-session" pid=956 comm="apparmor_parser"
[ 6.891403] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 6.891964] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 7.553843] init: plymouth-upstart-bridge main process ended, respawning
[ 7.559276] init: plymouth-upstart-bridge main process ended, respawning
[ 10.489646] wlan0: authenticate with 52:67:f0:d5:cd:fc
[ 10.491707] wlan0: send auth to 52:67:f0:d5:cd:fc (try 1/3)
[ 10.498811] wlan0: authenticated
[ 10.501626] wlan0: associate with 52:67:f0:d5:cd:fc (try 1/3)
[ 10.511184] wlan0: RX AssocResp from 52:67:f0:d5:cd:fc (capab=0x411 status=0 aid=3)
[ 10.511997] wlan0: associated
[ 10.512017] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 10.512062] cfg80211: Calling CRDA for country: DK
[ 10.513768] cfg80211: Regulatory domain changed to country: DK
[ 10.513769] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 10.513771] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 10.513772] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 10.513772] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 10.513773] cfg80211: (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 mBm)
[ 10.513774] cfg80211: (57240000 KHz - 65880000 KHz @ 2160000 KHz), (N/A, 4000 mBm)
[ 11.115993] IPv6: wlan0: IPv6 duplicate address fe80::fa16:54ff:fe27:b5a5 detected!
Я сделал систему, сверяются checkbox
протестировать беспроводные аппаратные средства и получило сбой в wireless/wireless_connection. Но сообщение об ошибке является немного озадачивающим. Fontconfig warning: ignoring C.UTF-8: not a valid language tag
Я предлагаю, чтобы Вы загрузили и установили-9 встроенных микропрограммных обеспечений. Возможно, драйвер примет и загрузит-9 встроенных микропрограммных обеспечений в предпочтении к-8, которые теперь загружаются: 'загруженная версия микропрограммного обеспечения 22.24. 8 .0 op_mode iwlmvm'. Пойдите сюда и загрузите http://wireless.kernel.org/en/users/Drivers/iwlwifi?action=AttachFile&do=get&target=iwlwifi-7260-ucode-25.228.9.0.tgz Перетаскивание это на Ваш рабочий стол. Щелкните правой кнопкой по нему и избранное 'Извлечение Здесь'. Теперь, в терминале:
cd ~/Desktop/iwlwifi-7260-ucode-22.228.9.0
cp iwlwifi-7260-9.ucode /lib/firmware
Перезагрузка и проверка:
dmesg | grep iwl
Мы могли бы также попробовать параметр драйвера:
sudo -i
echo "options iwlwifi 11n_disable=8" >> /etc/modprobe.d/iwlwifi.conf
exit
Перезагрузка и говорит нам, если проблема остается.