We installed MOSS 2007 on a client machine but unable to set up outbound SMTP server settings in central administration. We tried following URLS:
http://technet.microsoft.com/en-us/library/cc262844.aspx
http://technet.microsoft.com/en-us/library/cc262821.aspx
http://msexchangeteam.com/archive/2006/12/28/432013.aspx
Enable relay but things were not working. Error generated when we send email to a new user. Then came final change. Disable Anti Virus installed on the server and here we goJ.