【請教：】javamail發(fā)送郵件

bryanheqi

準(zhǔn)備獲取郵件會話對象！
準(zhǔn)備創(chuàng)建MIME郵件對象！
設(shè)置smtp身份認(rèn)證：mail.smtp.auth = true
設(shè)置郵件主題！javamail
郵件正文！just for test!
設(shè)置收件人！bryanheqi@163.com
to: [Ljavax.mail.internet.InternetAddress;@1c39a2d
設(shè)置發(fā)信人！ntxx@cindamc.com.cn
增加郵件附件：c:\boot.ini
正在發(fā)送郵件....
郵件發(fā)送失�。�javax.mail.SendFailedException: Invalid Addresses;
  nested exception is:
        javax.mail.SendFailedException: 550 5.7.1 Unable to relay for bryanheqi@163.com

地址轉(zhuǎn)換程序：
mimeMsg.setRecipients(Message.RecipientType.TO,InternetAddress.parse(to));

這可能是什么原因？還請指教