Smtp help

Question

hello to all!!!!!!!
i know smtp is necessary to send email
so it ie necessary that smtp must be of isp means to say my i have hosted a website and that company
gives me smtp so can i use that...
and my second question is that can we use any smtp in the world to send email
plz reply these

Answer 1

man i am getting the exception that smtp is not correct
check the code
import javax.mail.*;
import javax.mail.internet.*;
public class SendMail{
     public static void main(String args[]){
          new SendMail();
     SendMail(){
          try{     
               String smtpHost="smtp.HotPoP.com";
               String from="[email protected]";
               String to="[email protected]";
               java.util.Properties p=System.getProperties();
               //System.setProperty("mail.smtp.host", smtpHost);
               Session session=Session.getInstance(p,null);
               MimeMessage message=new MimeMessage(session);
               message.setFrom(new InternetAddress(from));
               message.addRecipient(Message.RecipientType.TO,new InternetAddress(to));
               message.setSubject("java mail");
               message.setText("hello sirrrrrrrr");
               Transport t=session.getTransport("smtp");
               t.connect(smtpHost,"[email protected]","898hum");
               t.sendMessage(message,message.getAllRecipients());
               //Transport.send(message);
               t.close();
          }catch(Exception e){
               System.out.println(e);
}