有关ping命令的问题？
我用ping命令向www.baidu.com发送了数据包，这有什么用呀？对方有什么反应吗？
参考答案:D:\>ping
Pinging [202.108.22.5] with 32 bytes of data:
Reply from 202.108.22.5: bytes=32 time=107ms TTL=56
Reply from 202.108.22.5: bytes=32 time=34ms TTL=56
Reply from 202.108.22.5: bytes=32 time=91ms TTL=56
Reply from 202.108.22.5: bytes=32 time=232ms TTL=56
Ping statistics for 202.108.22.5:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 34ms, Maximum = 232ms, Average = 116ms
如果出现了以上的信息说明对方回应了你的ICMP请求。
有回应说明你的网络是连同的，可上互联网。