That is amazing how easy it is to fix any problem as soon as it gets to the status of the ex-problem. After I found the way to make my email work on GoDaddy with their Form Mailer, I took another look at SMTP and sure enough all peaces readily fall into place.
Remember those lazy days when you could kick your trustworthy CDONTS mail messages from anywhere inside juicy spaghetti code and it just worked? Well, those days are over. Even 1.x’s System.Web.Mail – also not a brainier to use – is outdated and big no-no our days.