wifi功能突然不好使了，原本好使，可能是驱动没了，大神帮看一下呗

[mrimeg]

代码： 全选

liu@liu-Rev-1-0:~$ sudo su
[sudo] liu 的密码： 
root@liu-Rev-1-0:/home/liu# uname -a
Linux liu-Rev-1-0 4.4.0-43-generic #63-Ubuntu SMP Wed Oct 12 13:48:03 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
root@liu-Rev-1-0:/home/liu# cat /sys/class/dmi/id/{sys_vendor,product_name}
LENOVO                          
ZHAOYANG K47    
root@liu-Rev-1-0:/home/liu# lspci -knn |grep -iA2 net
00:19.0 Ethernet controller [0200]: Intel Corporation 82579V Gigabit Network Connection [8086:1503] (rev 05)
	Subsystem: Lenovo 82579V Gigabit Network Connection [17aa:3975]
	Kernel driver in use: e1000e
	Kernel modules: e1000e
root@liu-Rev-1-0:/home/liu# lsusb
Bus 002 Device 007: ID 0489:e00d Foxconn / Hon Hai Broadcom Bluetooth 2.1 Device
Bus 002 Device 003: ID 5986:0364 Acer, Inc 
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 005: ID 147e:1002 Upek Biometric Touchchip/Touchstrip Fingerprint Sensor
Bus 001 Device 010: ID 0bda:0139 Realtek Semiconductor Corp. RTS5139 Card Reader Controller
Bus 001 Device 009: ID 093a:2510 Pixart Imaging, Inc. Optical Mouse
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
root@liu-Rev-1-0:/home/liu# 
root@liu-Rev-1-0:/home/liu# sudo lshw -numeric -C net
  *-network               
       description: Ethernet interface
       product: 82579V Gigabit Network Connection [8086:1503]
       vendor: Intel Corporation [8086]
       physical id: 19
       bus info: pci@0000:00:19.0
       logical name: enp0s25
       version: 05
       serial: e8:9a:8f:82:6d:1f
       capacity: 1Gbit/s
       width: 32 bits
       clock: 33MHz
       capabilities: pm msi bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=3.2.6-k firmware=0.13-4 latency=0 link=no multicast=yes port=twisted pair
       resources: irq:26 memory:f0300000-f031ffff memory:f0327000-f0327fff ioport:1820(size=32)
root@liu-Rev-1-0:/home/liu# find /lib/modules |grep "r8169/|r8168"
root@liu-Rev-1-0:/home/liu# sudo grep -Ri "b43" /etc/modprobe.d
/etc/modprobe.d/blacklist.conf:# replaced by b43 and ssb.

大神帮看一下是怎么回事呗，或者应该下什么驱动，小白一个，真的是搞不懂了

[vickycq]

ZHAOYANG K47

猜测 无线网卡可能为 Intel Centrino Wireless-N 1000 b/g/n
尝试将 BIOS 恢复至出厂设置
或执行以下指令将结果全部复制贴上来

代码： 全选

lspci -knn
cat /proc/cmdline

[mrimeg]

ZHAOYANG K47

猜测 无线网卡可能为 Intel Centrino Wireless-N 1000 b/g/n
尝试将 BIOS 恢复至出厂设置
或执行以下指令将结果全部复制贴上来

代码： 全选

lspci -knn
cat /proc/cmdline

代码： 全选

liu@liu-Rev-1-0:~$ lspci -knn
00:00.0 Host bridge [0600]: Intel Corporation 2nd Generation Core Processor Family DRAM Controller [8086:0104] (rev 09)
	Subsystem: Lenovo 2nd Generation Core Processor Family DRAM Controller [17aa:3975]
00:01.0 PCI bridge [0604]: Intel Corporation Xeon E3-1200/2nd Generation Core Processor Family PCI Express Root Port [8086:0101] (rev 09)
	Kernel driver in use: pcieport
	Kernel modules: shpchp
00:16.0 Communication controller [0780]: Intel Corporation 6 Series/C200 Series Chipset Family MEI Controller #1 [8086:1c3a] (rev 04)
	Subsystem: Lenovo 6 Series/C200 Series Chipset Family MEI Controller [17aa:3975]
	Kernel driver in use: mei_me
	Kernel modules: mei_me
00:19.0 Ethernet controller [0200]: Intel Corporation 82579V Gigabit Network Connection [8086:1503] (rev 05)
	Subsystem: Lenovo 82579V Gigabit Network Connection [17aa:3975]
	Kernel driver in use: e1000e
	Kernel modules: e1000e
00:1a.0 USB controller [0c03]: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #2 [8086:1c2d] (rev 05)
	Subsystem: Lenovo 6 Series/C200 Series Chipset Family USB Enhanced Host Controller [17aa:3975]
	Kernel driver in use: ehci-pci
00:1b.0 Audio device [0403]: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller [8086:1c20] (rev 05)
	Subsystem: Lenovo 6 Series/C200 Series Chipset Family High Definition Audio Controller [17aa:3975]
	Kernel driver in use: snd_hda_intel
	Kernel modules: snd_hda_intel
00:1d.0 USB controller [0c03]: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #1 [8086:1c26] (rev 05)
	Subsystem: Lenovo 6 Series/C200 Series Chipset Family USB Enhanced Host Controller [17aa:3975]
	Kernel driver in use: ehci-pci
00:1f.0 ISA bridge [0601]: Intel Corporation HM65 Express Chipset Family LPC Controller [8086:1c49] (rev 05)
	Subsystem: Lenovo HM65 Express Chipset Family LPC Controller [17aa:3975]
	Kernel driver in use: lpc_ich
	Kernel modules: lpc_ich
00:1f.2 SATA controller [0106]: Intel Corporation 6 Series/C200 Series Chipset Family 6 port SATA AHCI Controller [8086:1c03] (rev 05)
	Subsystem: Lenovo 6 Series/C200 Series Chipset Family 6 port SATA AHCI Controller [17aa:3975]
	Kernel driver in use: ahci
	Kernel modules: ahci
00:1f.3 SMBus [0c05]: Intel Corporation 6 Series/C200 Series Chipset Family SMBus Controller [8086:1c22] (rev 05)
	Subsystem: Lenovo 6 Series/C200 Series Chipset Family SMBus Controller [17aa:3975]
	Kernel modules: i2c_i801
01:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Seymour [Radeon HD 6400M/7400M Series] [1002:6760]
	Subsystem: Lenovo Seymour [Radeon HD 6400M/7400M Series] [17aa:3972]
	Kernel driver in use: radeon
	Kernel modules: radeon
01:00.1 Audio device [0403]: Advanced Micro Devices, Inc. [AMD/ATI] Caicos HDMI Audio [Radeon HD 6400 Series] [1002:aa98]
	Subsystem: Lenovo Caicos HDMI Audio [Radeon HD 6400 Series] [17aa:3972]
	Kernel driver in use: snd_hda_intel
	Kernel modules: snd_hda_intel
liu@liu-Rev-1-0:~$ cat /proc/cmdline
BOOT_IMAGE=/boot/vmlinuz-4.8.0-22-generic root=UUID=6b9a97e4-c714-4ad1-8e36-52d1f46b507f ro locale=zh_CN quiet splash vt.handoff=7

是这样的 您看下

[mrimeg]

vickycq,