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社区首页 >问答首页 >未检测到Exo智能R9 F2445无线网卡

未检测到Exo智能R9 F2445无线网卡
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Ask Ubuntu用户
提问于 2017-12-31 20:26:54
回答 1查看 307关注 0票数 1

我刚刚在我的eExo智能R9 F2445笔记本电脑上安装了Ubuntu16.04,这台笔记本电脑附带了Windows 10,问题是Ubuntu没有找到任何wifi网络。它甚至没有给我启用wifi的选择。蓝牙很好,但无线网络不存在。

我试着用ndiswrapper安装Windows驱动程序,但它仍然不起作用。

我在终端上写了lshw -C network,它的输出:

代码语言:javascript
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 descripción: Ethernet interface
       product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
       fabricante: Realtek Semiconductor Co., Ltd.
       id físico: 0
       información del bus: pci@0000:02:00.0
       nombre lógico: ens1
       versión: 0c
       serie: b0:25:aa:1f:fb:16
       tamaño: 100Mbit/s
       capacidad: 1Gbit/s
       anchura: 64 bits
       reloj: 33MHz
       capacidades: bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
       configuración: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8168g-2_0.0.1 02/06/13 ip=192.168.1.36 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
       recursos: irq:310 ioport:e000(size=256) memoria:81200000-81200fff memoria:a0000000-a0003fff

lspci -knn的结果:

代码语言:javascript
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00:00.0 Host bridge [0600]: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series SoC Transaction Register [8086:2280] (rev 35)
    Subsystem: Device [1d05:1012]
    Kernel driver in use: iosf_mbi_pci
00:02.0 VGA compatible controller [0300]: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Integrated Graphics Controller [8086:22b1] (rev 35)
    DeviceName:  Onboard IGD
    Subsystem: Device [1d05:1012]
    Kernel driver in use: i915
    Kernel modules: i915
00:13.0 SATA controller [0106]: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series SATA Controller [8086:22a3] (rev 35)
    Subsystem: Device [1d05:1012]
    Kernel driver in use: ahci
    Kernel modules: ahci
00:14.0 USB controller [0c03]: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series USB xHCI Controller [8086:22b5] (rev 35)
    Subsystem: Device [1d05:1012]
    Kernel driver in use: xhci_hcd
00:1a.0 Encryption controller [1080]: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series Trusted Execution Engine [8086:2298] (rev 35)
    Subsystem: Device [1d05:1012]
    Kernel driver in use: mei_txe
    Kernel modules: mei_txe
00:1b.0 Audio device [0403]: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series High Definition Audio Controller [8086:2284] (rev 35)
    Subsystem: Device [1d05:1012]
    Kernel driver in use: snd_hda_intel
    Kernel modules: snd_hda_intel
00:1c.0 PCI bridge [0604]: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series PCI Express Port #1 [8086:22c8] (rev 35)
    Kernel driver in use: pcieport
    Kernel modules: shpchp
00:1c.1 PCI bridge [0604]: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series PCI Express Port #2 [8086:22ca] (rev 35)
    Kernel driver in use: pcieport
    Kernel modules: shpchp
00:1f.0 ISA bridge [0601]: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx Series PCU [8086:229c] (rev 35)
    Subsystem: Device [1d05:1012]
    Kernel driver in use: lpc_ich
    Kernel modules: lpc_ich
00:1f.3 SMBus [0c05]: Intel Corporation Atom/Celeron/Pentium Processor x5-E8000/J3xxx/N3xxx SMBus Controller [8086:2292] (rev 35)
    Subsystem: Device [1d05:1012]
    Kernel modules: i2c_i801
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 0c)
    Subsystem: Device [1d05:1012]
    Kernel driver in use: r8169
    Kernel modules: r8169
代码语言:javascript
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$lsusb: 

Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 0bda:b720 Realtek Semiconductor Corp. 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
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回答 1

Ask Ubuntu用户

回答已采纳

发布于 2018-01-02 14:09:52

你的无线设备是这样的:

0bda:B 720 Realtek半导体公司

它使用驱动程序rtl8723bu。我将提出一个安装驱动程序的方法,如果成功的话,对其进行一些修改,以避免在每次内核升级之后重新编译驱动程序。

请打开一个终端并做:

代码语言:javascript
复制
sudo apt-get update
sudo apt-get install git
git clone https://github.com/lwfinger/rtl8723bu.git
cd rtl8723bu
nano Makefile

在大约第21行找到一行,内容如下:

代码语言:javascript
复制
EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE

用符号#注释掉它,以便它现在读到:

代码语言:javascript
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#EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE

保存(Ctrl+o,后面跟着Enter),关闭(Ctrl+x)文本编辑器。

现在开始:

代码语言:javascript
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make
sudo make install
sudo modprobe 8723bu

你的无线系统正常吗?

编辑:您将只为当前运行的内核编译驱动程序。当更新管理器在请求重新启动后安装更高版本的内核(也称为linux映像)时,重新编译:

代码语言:javascript
复制
cd rtl8723bu
make clean
make
sudo make install 
sudo modprobe 8723bu

请保留该文件和这些说明的时间。

EDIT2:要使模块在引导时自动加载,请执行以下操作:

代码语言:javascript
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echo 8723bu | sudo tee -a /etc/modules
票数 1
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页面原文内容由Ask Ubuntu提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://askubuntu.com/questions/991141

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