C# Traceroute Command Usage

public string Traceroute(string ipAddressOrHostName)

{

IPAddress ipAddress = Dns.GetHostEntry(ipAddressOrHostName).AddressList[0];

StringBuilder traceResults = new StringBuilder();

using(Ping pingSender = new Ping())

{

PingOptions pingOptions = new PingOptions();

Stopwatch stopWatch = new Stopwatch();

byte[] bytes = new byte[32];

pingOptions.DontFragment = true;

pingOptions.Ttl = 1;

int maxHops = 30;

traceResults.AppendLine(

string.Format(

"Tracing route to {0} over a maximum of {1} hops:",

ipAddress,

maxHops));

traceResults.AppendLine();

for(int i = 1; i < maxHops + 1; i++)

{

stopWatch.Reset();

stopWatch.Start();

PingReply pingReply = pingSender.Send(

ipAddress,

5000,

new byte[32], pingOptions);

stopWatch.Stop();

traceResults.AppendLine(

string.Format("{0}\t{1} ms\t{2}",

i,

stopWatch.ElapsedMilliseconds,

pingReply.Address));

if(pingReply.Status == IPStatus.Success)

{

traceResults.AppendLine();

traceResults.AppendLine("Trace complete."); break;

}

pingOptions.Ttl++;

}

}