Trying to set this up but when I try to send a test email i get this..

Number: -2147220975 (0x80040211)
Source:
Description: The message could not be sent to the SMTP server. The transport error code was 0x80070057. The server response was not available
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Any ideas? Im using CDOMessage as my email type and the server info is correct in the public.asp file as illustrated here