[Today's post comes to us courtesy of Wayne McIntyre] As many are already aware, Microsoft and other industry leaders introduced sender ID filtering to assist in the combat against e-mail spam. Basically the concept of sender ID filtering is to verify
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Read the complete post at http://blogs.technet.com/sbs/archive/2008/11/14/how-sbs-2008-configures-your-spf-record.aspx