Moving the discussion to Connect Forum.
Not sure what is causing this on your end, the link redirects me to logging in for webmail, https://mail.stcloudstate.edu/owa/auth/logon.aspx?replaceCurrent=1&url=https%3a%2f%2fmail. stcloudstate.edu%2fowa%2fredir.aspx%3fC%3d1KqW_Ix33E2ofQ8e6fIofhJWtmQGqtAIbMvnc1vOLzmOslCL A6U36Gv53KZf9FBz8bPK731Rcrg.%26URL%3dhttps%253a%252f%252fmail.stcloudstate.edu%252fowa%252 fredir.aspx%253fC%253dllYvkihOdUWWRYC08lkDVFUXNd20p9AIPQEO_3ZxKJH1m1LcCyYUoZFiKGTvkr7Hz_ik fGnvH_o.%2526URL%253dhttp%25253a%25252f%25252fapics.adobeconnect.com%25252fp1wgjemfl5f%252 52f
You may need to talk to the IT department running the networks you are testing and see if there is something that would cause a blocking of the redirect.
403 error defined: http://en.wikipedia.org/wiki/HTTP_403