https://social.technet.microsoft.com/Forums/exchange/en-US/c3d1803f-cf4d-473b-b865-952c1dd6af6e/exchange-2010-activesync-broken-how-to-fix?forum=exchange2010 https://technet.microsoft.com/en-us/library/aa996916(v=exchg.160).aspx ActiveSync Fails with “Testing of the OPTIONS command failed.” https://community.spiceworks.com/topic/592789-activesync-fails-with-testing-of-the-options-command-failed https://technet.microsoft.com/en-us/library/0715cdea-acfa-4c0f-88da-16fde67ac3e6.aspx http://exchangeserverpro.com/test-activesync-mobile-phone/ https://testconnectivity.microsoft.com owa Error message when you try to log on to Exchange 2007 by using Outlook Web Access: “440 Login Timeout” https://support.microsoft.com/en-us/kb/941201 “HTTP Error 404 – File or Directory not found” error message when you request dynamic content with IIS 6.0 […]