我最近安装了 Ubuntu 20.04,内核版本是5.4.0-40-generic
;这是我从 canonical 下载的原始桌面映像,它在有线和无线互联网中运行良好。但我需要安装4.4.230
项目所需的 Linux 内核。在较旧的内核中,甚至无法进行网络共享,也无法访问互联网。我尝试了几次,但我仍然对这种情况感到非常困惑。
Ping 不工作:
~$ ping 8.8.8.8
ping: connect: Network is unreachable
我通过这个检查了网络:
~$ lshw -C network
*-network UNCLAIMED
description: Network controller
product: Wi-Fi 6 AX200
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:52:00.0
version: 1a
width: 64 bits
clock: 33MHz
capabilities: cap_list
configuration: latency=0
resources: memory:ce300000-ce303fff
*-network UNCLAIMED
description: Ethernet controller
product: Ethernet Connection (7) I219-V
vendor: Intel Corporation
physical id: 1f.6
bus info: pci@0000:00:1f.6
version: 10
width: 32 bits
clock: 33MHz
capabilities: bus_master cap_list
configuration: latency=0
resources: memory:ce400000-ce41ffff