The ASPSmartMail component is distributed with FoxWeb, but it's a 3rd party component, made by Advantsys. Unfortunately, Advantsys has discontinued ASPSmartMail and is no longer providing support for it.
Sent by Rob Thomas on 04/21/2007 03:09:59 PM:
I used the Asp Smartmail example
mySmartMail.ServerPort = 587
Changing the port from 25 to 587
I get this error