无法在 Ubuntu 18.04 上通过 WiFi 或以太网连接到互联网 没有网络图标。未找到 wifi 适配器。但是我可以在 Windows 上连接 WiFi。
Lshw 给出以下输出
aqid98@aqtd98-VPCEB34EN:-$ sudo lshw -C network
[sudo] password for aqid98:
*-network UNCLAIMED
description: Network controller
product: AR9285 Wireless Network Adapter
(PCI-Express)
vendor: Qualcomm Atheros
physical id: 0
bus info: pci@0000:02:00.0
version: 01
width: 64 bits
clock: 33MHZ
capabilities: pm msi pci express bus v
master cap list
configuration: latency=0
resources: memory: f4a00000-f4 off
*-network UNCLAIMED
product: AR9285 Wireless Network
Adapter (PCI-Express)
vendor: Qualcomm Atheros
vendor: Marvell Technology Group Ltd.
physical id: 0
bus info: pci@0000:04:00.0
version: 11
width: 64 bits
clock: 33MHZ
capabilities: pm msi pci express bus master
cap list
configuration: latency=0
resources: memory:f 2220000 f2223fff
ioport:a000(size=256)
memory:f 2200000 f221ffff
aqid98@aqid98- VPCEB34EN:~$ Ifconfig
lo: flags 73<UP,LOOPBACK, RUNNING mtu
65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 1 prefixlen 128 scopeid Ox10<host>
loop txqueuelen 1000 (Local Loopback)
RX packets 985 bytes 72023 (72.0 KB)
RX errorS 0
dropped 0
overruns 0
frame 0
TX packets 985 bytes 72023 (72.0 KB)
TX errors o dropped o overruns O
carrier 0 collisions 0
今天早些时候，我为 Android Studio 安装了 kvm 和 libvirt，之后我很难登录我的 Ubuntu。在恢复 shell 中清除了 Nvidia。
互联网上的大多数答案都假设我可以通过网络共享或以太网电缆进行连接，但对我来说，这两种方式都行不通。
输出如下
aqid98@aqid98-VPCEB34EN:-S lspci -knn grep Net -EA3; rfkill
list; uname -a
02:00.0 Network controller [0280]: Qualcomm Atheros AR9285
Wireless Network Adapter (PCI-Express) [168c:002b] (rev 01)
Subsystem: Foxconn International, Inc. 177H126.00 802.11bgn
Wireless Half-size Mini PCIE Card [105b:e017
03:00.0 SD Host controller [0805]: Ricoh Co Ltd MMC/SD Host
Controller [1180:e822]
Subsystem: Sony Corporation MMC/SD Host Controller
[104d:9071]
Linux aqid98-VPCEB34EN 4.15.0-58-generic #64 - Ubuntu SMP Tue Aug 6 11:12:41 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
修正命令
aqid98@aqid98-VPCEB34EN:-5 lspci knn | grep 'EthNet' - EA3; rfkill
list; uname -a
02:00.0 Network controller [0280]: Qualcomm Atheros AR9285
Wireless Network Adapter (PCI-Express) [168c:002b] (rev 01)
Subsystem: Foxconn International, Inc. 177H126.00 802.11bgn
Wireless Half-size Mint PCIe Card [105b:e017]
03:00.0 SD Host controller [0805): Ricoh Co Ltd MMC/SD Host
Controller [1180:e822]
Subsystem: Sony Corporation MMC/SD Host Controller [104d:9071]
04:00.0 Ethernet controller [0200]: Marvell Technology Group Ltd.
Yukon Optima 88E8059 [PCIe Gigabit Ethernet Controller with AVB][11ab:4381](rev 11)
Subsystem: Sony Corporation Yukon Optima 88E8059 [PCIe Gigabit
Ethernet Controller with AVB] [104d:9071]
3f:00.0 Host bridge [0600]: Intel Corporation Core Processor QuickPath Architecture Generic Non-core Registers [8086:2c62] (rev 02)
Subsystem: Sony Corporation Core Processor QuickPath
Architecture Generic Non-core Registers [1040:9071]
3:00.1 Host bridge [0600]: Intel Corporation Core Processor
QuickPath Architecture System Address Decoder [8086:2001] (rev 02)
Linux aqid98-VPCEB34EN 4.15.0-58-generic #64 - Ubuntu SMP Tue
Aug 6 11:12:41 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
aqid98@aqtd98-VPCEB34EN:-$