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Hello,

I want to ping a remote server through my c# .net application. And want to pop up the message in case of no reply.

I tried it with some R & D on shell commands. But was unsuccessful. I think I need to make BAT file to catch the output of the shell command.

Now I am thinking of doing the same with using TCP-IP programming. I mean to say, I want to make a ping to the remote server "pro grammatically"..

Any help please??
Posted

C#
using System.Net;
using System.Net.NetworkInformation;
using System.ComponentModel;
using System.Threading;
using System.IO;
namespace PingMyServer
{
 public static void Main(string[] args)
        {
            //if (args.Length == 0)
                //throw new ArgumentException("Ping needs a host or IP Address.");

            string who = "someserver.anydomain.net";// args[0]; //fqdn or ip of your server"
            AutoResetEvent waiter = new AutoResetEvent(false);

            Ping pingSender = new Ping();

            // When the PingCompleted event is raised,
            // the PingCompletedCallback method is called.
            pingSender.PingCompleted += new PingCompletedEventHandler(PingCompletedCallback);

            // Create a buffer of 32 bytes of data to be transmitted.
            string data = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
            byte[] buffer = Encoding.ASCII.GetBytes(data);

            // Wait 12 seconds for a reply.
            int timeout = 12000;

            // Set options for transmission:
            // The data can go through 64 gateways or routers
            // before it is destroyed, and the data packet
            // cannot be fragmented.
            PingOptions options = new PingOptions(64, true);

            Console.WriteLine("Time to live: {0}", options.Ttl);
            Console.WriteLine("Don't fragment: {0}", options.DontFragment);

            // Send the ping asynchronously.
            // Use the waiter as the user token.
            // When the callback completes, it can wake up this thread.
            pingSender.SendAsync(who, timeout, buffer, options, waiter);

            // Prevent this example application from ending.
            // A real application should do something useful
            // when possible.
            waiter.WaitOne();
            Console.WriteLine("Ping example completed.");
            Console.WriteLine();
        }


        private static void PingCompletedCallback(object sender, PingCompletedEventArgs e)
        {
            // If the operation was canceled, display a message to the user.
            if (e.Cancelled)
            {
                Console.WriteLine("Ping canceled.");

                // Let the main thread resume. 
                // UserToken is the AutoResetEvent object that the main thread 
                // is waiting for.
                ((AutoResetEvent)e.UserState).Set();
            }

            // If an error occurred, display the exception to the user.
            if (e.Error != null)
            {
                Console.WriteLine("Ping failed:");
                Console.WriteLine(e.Error.ToString());

                // Let the main thread resume. 
                ((AutoResetEvent)e.UserState).Set();
            }

            PingReply reply = e.Reply;

            DisplayReply(reply);

            // Let the main thread resume.
            ((AutoResetEvent)e.UserState).Set();
        }

        public static void DisplayReply(PingReply reply)
        {
            if (reply == null)
                return;

            Console.WriteLine("ping status: {0}", reply.Status);
            if (reply.Status == IPStatus.Success)
            {
                Console.WriteLine("Address: {0}", reply.Address.ToString());
                Console.WriteLine("RoundTrip time: {0}", reply.RoundtripTime);
                Console.WriteLine("Time to live: {0}", reply.Options.Ttl);
                Console.WriteLine("Don't fragment: {0}", reply.Options.DontFragment);
                Console.WriteLine("Buffer size: {0}", reply.Buffer.Length);
            }
        }
}
 
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Comments
comred 22-Aug-12 9:12am    
Thanks..
Kuthuparakkal 22-Aug-12 10:06am    
You're most welcome
 
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Comments
comred 22-Aug-12 9:13am    
Thanks..
Kuthuparakkal 22-Aug-12 9:18am    
You're most welcome! Thanks !

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