namespace SaurabhPing
{
using System;
using System.Net;
using System.Net.Sockets;
///
/// The Main Ping Class
///
class Ping
{
//Declare some Constant Variables
const int SOCKET_ERROR = -1;
const int ICMP_ECHO = 8;
///
/// The Starting Point of the Class
/// It Takes the Hostname parameter
///
public static void Main(string[] argv)
{
if(argv.Length==0)
{
//If user did not enter any Parameter inform him
Console.WriteLine("Usage:Ping /r") ;
Console.WriteLine(" The name of the Host who you want to ping");
Console.WriteLine("/r Ping the host continuously") ;
}