我最近在我的 Linux Mint 18 机器上切换到有线连接，却发现它不起作用。这是我的系统信息：
uname -a: Linux bric 4.4.0-71-generic #92-Ubuntu SMP Fri Mar 24 12:59:01 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
lspci | grep Ethernet: 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller (rev 05)
sudo ethtool -i enp2s0:
driver: r8101
version: 1.031.02-NAPI
firmware-version:
expansion-rom-version:
bus-info: 0000:02:00.0
supports-statistics: yes
supports-test: no
supports-eeprom-access: no
supports-register-dump: yes
supports-priv-flags: no
ifconfig:
enp2s0 Link encap:Ethernet HWaddr 5c:f9:dd:44:fa:1c
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
Interrupt:25 Base address:0x4000
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:4915 errors:0 dropped:0 overruns:0 frame:0
TX packets:4915 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:430649 (430.6 KB) TX bytes:430649 (430.6 KB)
wlp1s0 Link encap:Ethernet HWaddr 68:5d:43:e4:9c:88
inet addr:145.94.206.30 Bcast:145.94.207.255 Mask:255.255.252.0
inet6 addr: fe80::c21e:b30b:eac2:8f6e/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:13740 errors:0 dropped:0 overruns:0 frame:0
TX packets:11882 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:11594148 (11.5 MB) TX bytes:3055045 (3.0 MB)
当我插入以太网电缆时，它似乎无法识别它，并且在网络设置中它仍然显示“电缆已拔出”。
尝试 到目前为止，我已经尝试过 r8101（当前有效）、r8168 和 r8169（最初有效）Realtek 驱动程序。 r8101 和 r8169 驱动程序均显示电缆已拔出状态，而 r8168 驱动程序完全删除了以太网接口。
如果您需要任何其他信息来帮助解决此问题，请告诉我。