A. This is generally caused by some of the URL sites required to run ioGAS being blocked by a firewall. Here is the list of URLs that ioGAS may use (the ones in bold are the more important ones).

Diagrams:

http://diagramzip_4_2.iogas.ioanalytics.net

Application:

http://ioGAS.download.ioAnalytics.net

http://ioGAS.forum.eng.ioAnalytics.net

http://ioGAS.help.eng.ioAnalytics.net

http://startlog.eng.ioAnalytics.net

http://ioGAS.versions.eng.ioAnalytics.net

http://ioGAS.plugins.eng.ioAnalytics.net

Some of these links may forward to other servers.  The best thing to do is to pass this list onto the IT dept and get them to unblock them.