ActiveSync Tester Diagnostic

Diagnosis - Failed to detect ActiveSync on the server specified
The ActiveSync Tester has failed to detect ActiveSync. If the Tester was run outside the firewall, retry the test from inside the firewall. If the test was run from inside the firewall, ensure the server specified is an Exchange 2003, 2007 or 2010 server.

Microsoft Technet Articles
Exchange 2003 (SP2) - Deploying Mobile Messaging
Exchange 2007 - Deploying Mobile Messaging
Exchange 2010 - Managing Exchange ActiveSync

For more information on AccessMyLan and ActiveSync, consult the AccessMyLan Knowledge Base »

Disclaimer: All diagnostic and resolution information and associated links are provided as-is and AccessMyLan accept no repsonsibility for the accuracy or validity of any actions proposed. While feedback and suggestions are appreciated, we can not provide assistance to resolve generic ActiveSync configuration issues.