简单的问题：如何在Linux上进行ping以在输出中显示行号？
我的意思是：
1 64 bytes from www.site.com (2.7.1.1): icmp_req=1 ttl=247 time=17.9 ms 2 64 bytes from www.site.com (2.7.1.1): icmp_req=2 ttl=247 time=16.1 ms 3 64 bytes from www.site.com (2.7.1.1): icmp_req=3 ttl=247 time=16.1 ms
nl命令将行号添加到其input，因此您可以将ping的输出传送到nl 。
% ping -c3 google.com | nl 1 PING google.com (74.125.224.105) 56(84) bytes of data. 2 64 bytes from nuq04s08-in-f9.1e100.net (74.125.224.105): icmp_req=1 ttl=55 time=31.2 ms 3 64 bytes from nuq04s08-in-f9.1e100.net (74.125.224.105): icmp_req=2 ttl=55 time=14.8 ms 4 64 bytes from nuq04s08-in-f9.1e100.net (74.125.224.105): icmp_req=3 ttl=55 time=16.3 ms 5 --- google.com ping statistics --- 6 3 packets transmitted, 3 received, 0% packet loss, time 2002ms 7 rtt min/avg/max/mdev = 14.851/20.833/31.286/7.417 ms