本机PING互联网主机显示网络已连通
[root@localhost ~]# ping www.qq.com -c 5 PING www.qq.com (119.147.15.17) 56(84) bytes of data. 64 bytes from 119.147.15.17: icmp_seq=1 ttl=55 time=1.84 ms 64 bytes from 119.147.15.17: icmp_seq=2 ttl=55 time=2.23 ms 64 bytes from 119.147.15.17: icmp_seq=3 ttl=55 time=2.03 ms 64 bytes from 119.147.15.17: icmp_seq=4 ttl=55 time=2.19 ms 64 bytes from 119.147.15.17: icmp_seq=5 ttl=55 time=2.06 ms --- www.qq.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4007ms rtt min/avg/max/mdev = 1.843/2.075/2.234/0.143 ms [root@localhost ~]#