java commons.net.ftp.FTPClient 报Could not parse response code

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.io.PrintWriter;

import java.io.UnsupportedEncodingException;

import java.util.TimeZone;



import org.apache.commons.net.PrintCommandListener;

import org.apache.commons.net.ftp.FTPClient;

import org.apache.commons.net.ftp.FTPClientConfig;

import org.apache.commons.net.ftp.FTPFile;

import org.apache.commons.net.ftp.FTPReply;



public class RemoteFileUtil {

    public void dologin() {    

        try {    





            //链接到ftp服务器    

        	ftpClient = new FTPClient();

        	ftpClient.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out)));

            ftpClient.connect("10.32.65.26",22);  

            ftpClient.login("root", "xwtech83");    

            System.out.println("登录成功.");    

                

            FTPFile[] remoteFiles = ftpClient.listFiles("/root");    

            System.out.println("目录" + remoteDir + "下的文件:");    

            if(remoteFiles != null) {    

                for(int i=0;i<remoteFiles.length;i++) {

                	String name = remoteFiles[i].getName();    

                	System.out.println(name + ":\t\t" + name);    

                }

             }    

        } catch (Exception e){    

            e.printStackTrace();    

        } 

    } 

    public static void main(String[] args) {

    	remoteFile.dologin();	

	}

org.apache.commons.net.MalformedServerReplyException: Could not parse response code.
Server Reply: SSH-2.0-OpenSSH_4.3
at org.apache.commons.net.ftp.FTP.__getReply(FTP.java:315)
at org.apache.commons.net.ftp.FTP._connectAction_(FTP.java:364)
at org.apache.commons.net.ftp.FTPClient._connectAction_(FTPClient.java:540)
at org.apache.commons.net.SocketClient.connect(SocketClient.java:178)