This is a delivery status notification, automatically generated by MTA idcmfw01.bbt757.com on Mon, 07 Jul 2008 21:57:25 +0900 Regarding recipient(s) : 20030110093347.16279.qmail(a)bbt757.com Delivery status : Failed. Message could not be delivered to domain <bbt757.com> .Failed while initiating the protocol. <[(&#39;20030110093347.16279.qmail(a)bbt757.com&#39;, 550, &#39;&lt;20030110093347.16279.qmail(a)bbt757.com&gt;: Recipient address rejected: User unknown in local recipient table')]> MTA Response :550 The original message headers are included as attachment.