在.Net中实现ping的命令
System.Net.NetworkInformation.Ping p = new System.Net.NetworkInformation.Ping();
PingOptions options = new PingOptions();
options.DontFragment = true;
string data = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
byte[] buffer = Encoding.ASCII.GetBytes(data);
int timeout = 500;
PingReply reply = p.Send("62.150.35.230", timeout, buffer, options);
Response.Write(reply.Status.ToString());//返回状态