我不知道这里发生了什么，但我无法使用以太网/局域网连接到互联网。
当我运行时，lshw -C net我得到了这个结果：
root@ubntnginx:/etc/netplan# lshw -C net
*-network DISABLED
description: Ethernet interface
product: RTL810xE PCI Express Fast Ethernet controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
logical name: ens33
version: 02
serial: 18:a9:05:1a:b7:c1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list rom ethernet physical
configuration: broadcast=yes driver=r8169 latency=0 link=no multicast=yes
resources: irq:17 ioport:e800(size=256) memory:feaff000-feafffff memory:fdff0000-fdffffff memory:feac0000-feadffff
这是ifconfig命令的结果：
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 …