网络管理员报告：
device not managed
的输出sudo lshw -C Network：
*-network DISABLED
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
logical name: enp2s0
version: 15
serial: 2c:60:0c:f6:97:a6
size: 10Mbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8168 driverversion=8.042.00-NAPI duplex=full latency=0 link=no multicast=yes port=twisted pair speed=10Mbit/s
resources: irq:47 ioport:4000(size=256) …