I've been unable to connect using Exchange ActiveSync since Friday. I've tried several mobile devices, but always got HTTP error 503. Microsoft Remote Connectivity Analyzer (www.testexchangeconnectivity.com) gives this:
ExRCA is testing Exchange ActiveSync.
The Exchange ActiveSync test failed.
Test Steps
Attempting the Autodiscover and Exchange ActiveSync test (if requested).
Autodiscover was successfully tested for Exchange ActiveSync.
Test Steps
Validating Exchange ActiveSync settings.
Exchange ActiveSync URL https://pod51014.outlook.com/Microsoft-Server-ActiveSync was validated successfully.
Attempting to resolve the host name pod51014.outlook.com in DNS.
The host name resolved successfully.
Additional Details
Testing TCP port 443 on host pod51014.outlook.com to ensure it's listening and open.
The port was opened successfully.
Testing the SSL certificate to make sure it's valid.
The certificate passed all validation requirements.
Test Steps
Checking the IIS configuration for client certificate authentication.
Client certificate authentication wasn't detected.
Additional Details
Testing HTTP Authentication Methods for URL https://pod51014.outlook.com/Microsoft-Server-ActiveSync.
The HTTP authentication methods are correct.
Additional Details
An ActiveSync session is being attempted with the server.
Errors were encountered while testing the Exchange ActiveSync session.
Test Steps
Attempting to send the OPTIONS command to the server.
The OPTIONS response was successfully received and is valid.
Additional Details
Attempting the FolderSync command on the Exchange ActiveSync session.
The test of the FolderSync command failed.
Additional Details
A Web exception occurred because an HTTP 503 - ServiceUnavailable response was received from Unknown.
↧