The host 'SMTP' could not be found. Please verify that you have entered the server name correctly. Account: 'HTTP', Server: 'SMTP', Protocol: SMTP, Port: 25, Secure(SSL): No, Socket Error: 11001, Error Number: 0x800CCC0D

This is what I get when sending an e mail with Outlook. How do I fix this???? UHG!!  How do I verify that the server name is correct??? THANKS