不过 Wifi 很好，因为我的另一台 ubuntu 笔记本连接起来没有问题。以太网也正常工作（这就是我在这里发布的内容）
平安：
snckrs@sculptor:~$ ping 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
^C
--- 8.8.8.8 ping statistics ---
131 packets transmitted, 0 received, 100% packet loss, time 131039ms
ifconfig：
snckrs@sculptor:~$ ifconfig
eno1 Link encap:Ethernet HWaddr 40:16:7e:34:1c:84
inet addr:192.168.178.43 Bcast:192.168.178.255 Mask:255.255.255.0
inet6 addr: 2a02:810c:8400:608:fb11:e612:823b:83c3/64 Scope:Global
inet6 addr: fe80::c451:a4d5:d7a0:4508/64 Scope:Link
inet6 addr: 2a02:810c:8400:608:a5e8:9c8c:fd02:427d/64 Scope:Global
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1077 errors:0 dropped:103 overruns:0 frame:0
TX packets:1135 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:291163 (291.1 KB) TX bytes:160040 (160.0 KB)
Interrupt:20 Memory:f7200000-f7220000
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:2174 errors:0 dropped:0 overruns:0 frame:0
TX packets:2174 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:186147 (186.1 KB) TX bytes:186147 (186.1 KB)
wlp3s0 Link encap:Ethernet HWaddr 54:27:1e:7a:1c:9d
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:283 errors:0 dropped:0 overruns:0 frame:0
TX packets:769 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:48736 (48.7 KB) TX bytes:79586 (79.5 KB)
lshw（带有 PCI，因为它是 PCIe 卡）
*-pci:2
description: PCI bridge
product: 8 Series/C220 Series Chipset Family PCI Express Root Port #5
vendor: Intel Corporation
physical id: 1c.4
bus info: pci@0000:00:1c.4
version: d5
width: 32 bits
clock: 33MHz
capabilities: pci normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:d000(size=4096) memory:f7100000-f71fffff
*-network
description: Wireless interface
product: RTL8821AE 802.11ac PCIe Wireless Network Adapter
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:03:00.0
logical name: wlp3s0
version: 00
serial: 54:27:1e:7a:1c:9d
width: 64 bits
clock: 33MHz
capabilities: bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtl8821ae driverversion=4.4.0-22-generic firmware=N/A latency=0 link=no multicast=yes wireless=IEEE 802.11abgn
resources: irq:30 ioport:d000(size=256) memory:f7100000-f7103fff