java FindMyIP.java

package com.iteye.lindows.ssh.ip;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;

import sun.rmi.runtime.RuntimeUtil;
import ch.ethz.ssh2.Connection;
import ch.ethz.ssh2.Session;
import ch.ethz.ssh2.StreamGobbler;

public class FindMyIP {
	public static void main(String[] args) {
		String userName = "root";
		String password = "root";
		
		for (int i = 1; i < 256; i++) {
			try {
				String server = "10.49.7.";
				server += i;
				//Process process = Runtime.getRuntime().exec("telnet "+server+" 22");				 
				Connection conn = new Connection(server);
				conn.connect();
				boolean isAuthenticated = conn.authenticateWithPassword(
						userName, password);
				if (isAuthenticated == false) {
					continue;
				}
				Session sess = conn.openSession();
				sess.execCommand("hostname");
				System.out.println(server + "Here is some information about the remote host:");
				InputStream stdout = new StreamGobbler(sess.getStdout());
				BufferedReader br = new BufferedReader(new InputStreamReader(stdout));
				while (true) {
					String line = br.readLine();
					if (line == null) {
						break;
					}
					System.out.println(line);
				}
				System.out.println("ExitCode: " + sess.getExitStatus());
				sess.close();
				conn.close();
			} catch (Exception e) {
				System.out.println("timeout"+e);
			}
		}
	}

}