> Faking exchange SMTP greetings (am led to believe is possible if not > supported) While it is possible to alter the standard greeting, the usefulness of that is limited, as there has to date not been very much at all attacks against specific mail servers in an attempt to exploit known issues by vendor. The most effective and widely used attack is DDOS, which is non-vendor specific. John Tolmachoff Engineer/Consultant/Owner eServices For You