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  1. JoshuaTree1

    Exchange SMTP Relay Error

    I manage a Windows 2003 SBS w/Exchange SP2 server. I'm trying to get Outlook Express to connect from an off-site location (IMAP/SMTP). I get IMAP folders and download mail fine. When I try to send an e-mail to an outside domain I get an SMTP error "550 5.7.1 unable to relay for *@*.com". I...

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