Доброго времени суток. Проблема с wifi на ноутбуке lenovo z50-75, он работает некоторое время, а потом через некоторое время отрубается. Пробовал ставить разные версии ubuntu: 13.10, 14.04.1, 14.10. Остановился на 14.10, так как на ней wi-fi работает стабильнее. Искал решения проблемы в google, но вразумительного ответа не нашёл. Буду очень признателен за любую помощь.
1) Точное название устройства:
Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter
2) Версию дистрибутива:
Ubuntu 14.10
3) Версию ядра(uname -a):
3.16.0-28-generic
4)lsusb:
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 002: ID 5986:055e Acer, Inc
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 002: ID 0bda:b728 Realtek Semiconductor Corp.
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 002: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 006 Device 002: ID 046d:c05a Logitech, Inc. M90/M100 Optical Mouse
Bus 006 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
5)lspci:
00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Root Complex
00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kaveri [Radeon R6/R7 Graphics]
00:01.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Kaveri HDMI/DP Audio Controller
00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 1424
00:03.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 1424
00:03.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Root Port
00:03.3 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Root Port
00:04.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Device 1424
00:10.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 09)
00:11.0 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] (rev 40)
00:12.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11)
00:12.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 11)
00:13.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11)
00:13.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 11)
00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev 16)
00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD] FCH Azalia Controller (rev 01)
00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev 11)
00:14.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] FCH PCI Bridge (rev 40)
00:14.5 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11)
00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 0
00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 1
00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 2
00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 3
00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 4
00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 5
01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 10)
02:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter
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--chemtech