CTRL+SHIFT+6:
1、可以立刻结束在没有输入命令no ip domain lookup时输入IOS无法识别的字符串时导致的把这一串无法识别的字符串当作域名去查找
Router#dfd
Translating "dfd"...domain server (255.255.255.255)
2、可以立刻结束一次Ping操作
Router#ping 2.2.2.2
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 2.2.2.2, timeout is 2 seconds:
..
Success rate is 0 percent (0/3)
Router#