>Check your firewall - make sure your app has access to port 80 when it runs (the firewall alert should pop up when you run it for the first time).

I got the results on what was changed since then.

I have been told this morning that the following two changes were performed:

1. Microsoft patches brought up to date
2. SSLv3.0 disabled in IIS

It is possible Microsoft SOAP requires SSLv3.0 to work considering that this is a https link?