Implementation of PING Server Using Raw Socket

/* Implementation of PING Server Using Raw Socket */

// PingServer.java : A Simple Ping Server Program

import java.io.*;

import java.net.*;

class PingServer

{

public static void main(String args[])

{

try

{

String str;

System.out.print(" Enter the IP Address to be Ping : ");

BufferedReader buf1=new BufferedReader(new

InputStreamReader(System.in));

String ip=buf1.readLine();

Runtime H=Runtime.getRuntime();

Process p=H.exec("ping " + ip);

InputStream in=p.getInputStream();

BufferedReader buf2=new BufferedReader(new

InputStreamReader(in));

while((str=buf2.readLine())!=null)

{

System.out.println(" " + str);

}

}

catch(Exception e)

{

System.out.println(e.getMessage());

}

}

}

OUTPUT :

PingServer.java :

javac PingServer.java

java     PingServer

Enter the IP Address to be Ping : 192.168.1.5

Pinging 192.168.1.5 with 32 bytes of data:

Reply from 192.168.1.5: bytes=32 time<1ms TTL=128

Reply from 192.168.1.5: bytes=32 time<1ms TTL=128

Reply from 192.168.1.5: bytes=32 time<1ms TTL=128

Reply from 192.168.1.5: bytes=32 time<1ms TTL=128

Ping statistics for 192.168.1.5:

    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),

Approximate round trip times in milli-seconds:

    Minimum = 0ms, Maximum = 0ms, Average = 0ms