hi i am using exchange server 2007 with sbs 2008 64 bit,some time my clients try to send email from their outlook 2007 they get error message "An error occurred while trying to deliver this message to the recipient's e-mail address. Microsoft Exchange will not try to redeliver this message for you. Please try resending this message, or provide the following diagnostic text to your system administrator. The following organization rejected your message: xmail11.myhosting.com." anyone can help me to solve this problem anish k _____ Sent by Microsoft Exchange Server 2007

Hi Anish, This is a BizTalk related forum. Your question is not related to BizTalk. Please try in Exchange Server forums. Thanks! HTH, Randal van Splunteren - MVP, MCTS BizTalk Server http://biztalkmessages.vansplunteren.net Please mark as answered if this answers your question. Check out the PowerShell provider for BizTalk: http://psbiztalk.codeplex.com