我收到了一台新路由器 Arris TG862，现在我的电脑无法连接。我也试过 Ubuntu 和 mint，所以这不是发行版/内核问题。另外，我的电脑连接到其他安全的 Wi-Fi。虽然它确实连接了，但我无法访问任何网站或 ping 出去。
PING 208.67.220.220 (208.67.220.220) 56(84) bytes of data.
--- 208.67.220.220 ping statistics --- 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
。
[master@EllisHPArch ~]$ lspci -knn | grep Net -A2
01:00.0 Network controller [0280]: Intel Corporation WiFi Link 5100 [8086:4232] Subsystem: Intel Corporation WiFi Link 5100 AGN [8086:1321] Kernel driver in use: iwlwifi
。
[master@EllisHPArch ~]$ ping -c 3 8.8.8.8 PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
--- 8.8.8.8 ping statistics --- 3 packets transmitted, 0 received, 100% packet loss, time 2008ms
我曾尝试过针对同一问题的多个主题，但都无济于事。
[master@EllisHPArch ~]$ ip address #on wireless
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000
link/ether 38:63:bb:a7:86:96 brd ff:ff:ff:ff:ff:ff
3: wlp1s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether 00:24:d6:86:9c:88 brd ff:ff:ff:ff:ff:ff
inet 192.168.0.11/24 brd 192.168.0.255 scope global dynamic wlp1s0
valid_lft 3581sec preferred_lft 3581sec
inet6 fe80::f925:a355:d4bc:43fa/64 scope link
valid_lft forever preferred_lft forever
。
[master@EllisHPArch ~]$ ip address #while wired
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether 38:63:bb:a7:86:96 brd ff:ff:ff:ff:ff:ff
inet 192.168.0.16/24 brd 192.168.0.255 scope global dynamic eno1
valid_lft 3264sec preferred_lft 3264sec
inet6 fe80::c001:3a0d:4740:55d9/64 scope link
valid_lft forever preferred_lft forever
3: wlp1s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether 00:24:d6:86:9c:88 brd ff:ff:ff:ff:ff:ff
inet 192.168.0.11/24 brd 192.168.0.255 scope global dynamic wlp1s0
valid_lft 742sec preferred_lft 742sec
inet6 fe80::c93e:da22:6b49:611d/64 scope link
valid_lft forever preferred_lft forever