java代码：
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package com.lizongbo;
import java.util.*;
import javax.mail.internet.*;
import javax.mail.*;
/**
* <p>Title: javamail to 163 </p>
*
* <p>Description: 用javamail免认证方式发送邮件给163.com的用户,
* 具体原理不在此作详细解说，有兴趣者请自行查阅相关资料。
* /p>
*
* <p>Copyright: Copyright (c) 2005</p>
*
* <p>Company: lizongbo </p>
*
* @author lizongbo http://www.donews.net/lizongbo
* @version 1.0
*/
public class JavaMail163 {
public static void main(String[] args) throws AddressException,
MessagingException {
Properties mailpro = new Properties();
mailpro.setProperty("mail.smtp.host", "202.108.44.210");
Session session = Session.getDefaultInstance(mailpro);
session.setDebug(true);
MimeMessage msg = new MimeMessage(session);
msg.setFrom(new InternetAddress("[email protected]"));
msg.setRecipient(Message.RecipientType.TO,
new InternetAddress("[email protected]"));
msg.setSubject("测试免认证方式发送邮件！！！");
msg.setText("测试一下，邮件来自 http://www.donews.net/lizongbo ");
Transport.send(msg);
}
}
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执行结果：
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DEBUG: getProvider() returning javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc]
DEBUG SMTP: useEhlo true, useAuth false
DEBUG: SMTPTransport trying to connect to host "202.108.44.210", port 25
DEBUG SMTP RCVD: 220 Coremail SMTP(Anti Spam) System (163com[20050206])
DEBUG: SMTPTransport connected to host "202.108.44.210", port: 25
DEBUG SMTP SENT: EHLO lizongbo
DEBUG SMTP RCVD: 250-mx7
250-PIPELINING
250-AUTH LOGIN PLAIN NTLM
250-AUTH=LOGIN PLAIN NTLM
250 8BITMIME
DEBUG SMTP Found extension "PIPELINING", arg ""
DEBUG SMTP Found extension "AUTH", arg "LOGIN PLAIN NTLM"
DEBUG SMTP Found extension "AUTH=LOGIN", arg "PLAIN NTLM"
DEBUG SMTP Found extension "8BITMIME", arg ""
DEBUG SMTP: use8bit false
DEBUG SMTP SENT: MAIL FROM:<[email protected]>
DEBUG SMTP RCVD: 250 Ok
DEBUG SMTP SENT: RCPT TO:<[email protected]>
DEBUG SMTP RCVD: 250 Ok
Verified Addresses
DEBUG SMTP SENT: DATA
DEBUG SMTP RCVD: 354 End data with <CR><LF>.<CR><LF>
DEBUG SMTP SENT:
.
DEBUG SMTP RCVD: 250 Ok: queued as NkBMWIV9KUKqYBoE.1
DEBUG SMTP SENT: QUIT
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