9. 断开连接
[root@ ~]# iw wlan0 disconnect
[root@ ~]# iw wlan0 link
Not connected.
[root@ ~]# ifconfig wlan0
wlan0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
inet 192.168.168.139 netmask 255.255.255.0 broadcast 192.168.168.255
inet6 fe80::62d8:19ff:fecc:7484 prefixlen 64 scopeid 0x20<link>
ether 60:d8:19:cc:74:84 txqueuelen 1000 (Ethernet)
RX packets 14214 bytes 13620419 (12.9 MiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 13375 bytes 2424481 (2.3 MiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
[root@ ~]# ping 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
From 192.168.168.139 icmp_seq=10 Destination Host Unreachable
From 192.168.168.139 icmp_seq=11 Destination Host Unreachable
From 192.168.168.139 icmp_seq=12 Destination Host Unreachable
From 192.168.168.139 icmp_seq=13 Destination Host Unreachable
^C
--- 8.8.8.8 ping statistics ---
14 packets transmitted, 0 received, +4 errors, 100% packet loss, time 13001ms
pipe 4
[root@ ~]#