我使用的是 ubuntu 最低版本 16.04 安裝。我已經安裝了 XFCE 和網路管理器，並使用 XFCE 的網路管理器外掛程式連接到 wifi 網路。我能夠連接到它，但在 wifi 網路上時我無法實際瀏覽網路或 ping 任何內容。插入後，乙太網路連結運作正常。我需要做什麼才能讓 wifi 正常運作？
如果配置
$ ifconfig
enp9s0 Link encap:Ethernet HWaddr f8:a9:63:32:45:cd
inet addr:192.168.1.23 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::faa9:63ff:fe32:45cd/64 Scope:Link
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:36264 errors:0 dropped:0 overruns:0 frame:0
TX packets:13049 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:51832461 (51.8 MB) TX bytes:1086600 (1.0 MB)
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:352 errors:0 dropped:0 overruns:0 frame:0
TX packets:352 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:31578 (31.5 KB) TX bytes:31578 (31.5 KB)
wlp8s0 Link encap:Ethernet HWaddr a0:88:69:98:2e:39
inet addr:192.168.1.22 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::cc2c:d67c:7c63:c7a9/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:739 errors:0 dropped:0 overruns:0 frame:0
TX packets:12 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:193226 (193.2 KB) TX bytes:1876 (1.8 KB)
設定檔
$ iwconfig
enp9s0 no wireless extensions.
wlp8s0 IEEE 802.11abgn ESSID:"ASUS-2"
Mode:Managed Frequency:5.745 GHz Access Point: 54:A0:50:D1:4E:CC
Bit Rate=433.3 Mb/s Tx-Power=22 dBm
Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:on
Link Quality=63/70 Signal level=-47 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:4 Missed beacon:0
lo no wireless extensions.
路線-n
$ route -n
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.1.1 0.0.0.0 UG 0 0 0 enp9s0
0.0.0.0 192.168.1.1 0.0.0.0 UG 600 0 0 wlp8s0
192.168.1.0 0.0.0.0 255.255.255.0 U 0 0 0 enp9s0
192.168.1.0 0.0.0.0 255.255.255.0 U 600 0 0 wlp8s0