无线驱动程序已安装，NetworkManager 正在工作，但 Firefox/任何 OTA 上都不会加载任何内容
wlan0 出现，内置无线卡，通过设置 - 网络，它说我已无线连接，但互联网上不会加载任何内容。即使连接到以太网也是如此。
eth0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
ether 3c:07:54:3c:08:3a txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 16
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1 (Local Loopback)
RX packets 24 bytes 1664 (1.6 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 24 bytes 1664 (1.6 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
wlan0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.1.53 netmask 255.255.255.0 broadcast 192.168.1.255
inet6 fe80::dd5b:7d61:4623:70a prefixlen 64 scopeid 0x20<link>
ether b8:8d:12:2d:fc:82 txqueuelen 1000 (Ethernet)
RX packets 376 bytes 84045 (82.0 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 85 bytes 11346 (11.0 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
ping facebook.com：
ping: facebook.com: Temporary failure in name resolution
ping 31.13.81.36：
PING 31.13.81.36 (31.13.81.36) 56(84) bytes of data.
64 bytes from 31.13.81.36: icmp_seq=2 ttl=84 time=40.1 ms
64 bytes from 31.13.81.36: icmp_seq=3 ttl=84 time=41.4 ms
64 bytes from 31.13.81.36: icmp_seq=4 ttl=84 time=41.9 ms
64 bytes from 31.13.81.36: icmp_seq=5 ttl=84 time=40.5 ms
64 bytes from 31.13.81.36: icmp_seq=6 ttl=84 time=40.3 ms
64 bytes from 31.13.81.36: icmp_seq=7 ttl=84 time=39.2 ms
^C
--- 31.13.81.36 ping statistics ---
7 packets transmitted, 6 received, 14% packet loss, time 6032ms
rtt min/avg/max/mdev = 39.294/40.613/41.901/0.874 ms
答案1
您的互联网连接正常，如 所示ping 31.13.81.36。缺少的是 DNS 名称查找，这就是ping facebook.com失败的原因。我无法解释为什么你什么都没有，/etc/resolv.conf但这应该可以让你开始。
/etc/resolv.conf以此作为合理的起点来创造缺失
nameserver 8.8.8.8
nameserver 8.8.4.4