And finally I got my workhorse of a pc connected to the internet and discovered what was wrong with the desktop. There was nothing wrong with the computer, nor the server, nor the webhost.. Now this is a microsoft problem.
This ding-blasted whassamacallit extra adapters on the network done the problem that the whole world is having fits from
I am posting this from my revived computer, and I will make further tests to put out a report. Hold on for some more time, OK?