如何用ping命令?

哦，PING是用来探测网络连接情况的，比如，你知道别人的IP是192.165.12.32
你就可以打开开始－－所有程序－－附件－－命令提示副
输入ping空格（别人的地址）
系统就会发送数据包给他， 如果他和你连网了，就会给你回复数据报，主要是用来探测是否和网络连接的！！

Usage: ping [-t] [-a] [-n count] [-l size] [-f] [-i TTL] [-v TOS]
[-r count] [-s count] [[-j host-list] | [-k host-list]]
[-w timeout] [-R] [-S srcaddr] [-4] [-6] target_name

Options:
-t Ping the specified host until stopped.
To see statistics and continue - type Control-Break;
To stop - type Control-C.
-a Resolve addresses to hostnames.
-n count Number of echo requests to send.
-l size Send buffer size.
-f Set Don't Fragment flag in packet (IPv4-only).
-i TTL Time To Live.
-v TOS Type Of Service (IPv4-only).
-r count Record route for count hops (IPv4-only).
-s count Timestamp