Microsoft activesync activesync

For more information about how to configure Outlook to connect to Exchange, see Add an email account to Outlook. The EAS protocol provides access to data in Exchange mailboxes to various devices and other clients.

Because an EAS connection doesn't provide all the features of a standard connection to Exchange, Outlook doesn't support this method to connect to Exchange. Download MailboxLogParser and extract the files. Enter SendMail under Search raw log data for strings and select Search. This feature is not available in Exchange If your organization is running Exchange , click "I'm running Exchange " at the end of the page.

The Exchange ActiveSync organization settings allow administrators the ability to set the default access level for ActiveSync devices. These default settings include Block , Quarantine , and Allow.

Check the current organization settings to determine the current default access level in the environment.

To resolve this issue, modify the ActiveSync organization settings. Did changing the DefaultAccessLevel setting for the ActiveSync organization settings resolve the issue? The Exchange ActiveSync device access rules allow an administrator to create access groups based on device characteristics. Check the current configuration for any device access rules that would allow the device to connect.

Are there any device access rules that match the user's device with the access level set to Block or Quarantine? There are two ways to resolve this issue. The first method is to remove the device access rule.

The second way is to modify the AccessLevel for the existing device access rule. An administrator can configure a list of devices that are not allowed to synchronize with the mailbox. Check the user configuration to determine if the device has been blocked from synchronizing. To resolve this issue, remove the device ID from the block list for the mailbox.

For more information, see Set-CASMailbox to see additional information on this cmdlet and available options. Did removing this device ID from the block list for the mailbox resolve the issue? You attempted to send a message from the device so you should see the request in the Fiddler trace. You can use the Fiddler trace to see the request sent by the client and the response from the server.

You can use the Fiddler trace locate these responses. The ActiveSync client may have encountered errors while attempting to communicate with the Exchange server. Now we need to determine where these errors originated. Before these logs can be analyzed, the workstation where the analysis will be completed should have Log Parser Studio installed. Download and install LogParser. Download Log Parser Studio and extract the files. To determine if any of these ActiveSync requests are resulting in an error, query the IIS logs for the device traffic.

Select the Add Files or Add Folder button, then locate and select the file s copied earlier. Review the Status column and locate any request where there is a value. Use the Exchange ActiveSync protocol document to investigate these values and if any corrective action can be taken. Review the Error column and locate any request where there is a value in this column. Many of these error messages are self-explanatory and corrective action can be taken accordingly. Review the sc-status column and locate any request where there is a value other than To determine if the user can successfully connect to Exchange, run the Exchange Remote Connectivity Analyzer with the user account.

If needed, manually specify the server settings to bypass the Autodiscover user settings request. Verify the authentication settings on the ActiveSync virtual directory. To resolve this issue, configure the ActiveSync virtual directory to use basic authentication.

Did enabling basic authentication for the ActiveSync virtual directory resolve the issue? Some devices send only the username value for the credentials, which will cause an authentication failure.

Verify that the default domain value is configured on the ActiveSync virtual directory. Select Basic authentication , and select Edit in the Actions pane.

To resolve this issue, configure a default domain for the ActiveSync virtual directory. Did enabling a default domain for the ActiveSync virtual directory resolve the issue? Verify that the ActiveSync virtual directory is not configured to require client certificates. To resolve this issue, set the client certificates setting to Ignore.

Your SendMail command received an unexpected status code response from Exchange. To understand what error was encountered, you must review the Exchange ActiveSync Command Reference Protocol document to troubleshoot the issue.

If your organization is running Exchange , select I'm running Exchange at the end of this section. To determine if devices are resynchronizing with Exchange, run the Log Parser query to find the users. In many cases file-level anti-virus impacts ActiveSync traffic by delaying the processing of the request or response. Stopping these services does not disable the kernel mode filter driver used by these services.

To disable file level anti-virus follow the steps from How to temporarily deactivate the kernel mode filter driver in Windows. Verify the kernel mode filter driver is no longer active after the Client Access Server has been restarted.

Compare the results to the example filter drivers from this article or search the web for the Filter Name. The reported issue is a message that appears in the mailbox within Outlook but not on the ActiveSync client or vice versa. Before we begin troubleshooting this issue, we need to know if the issue can be reproduced on the ActiveSync client. If we can reproduce the issue, then we can capture data during the process to get a better understanding of the issue.

Otherwise we will need to examine existing logs to attempt to determine what happened. Now we want to review the results from your query for any issues.

We recommend you subscribe to the RSS feed to receive update notifications. From time to time, Microsoft may publish a preview, or pre-release, version of an Open Specifications technical document for community review and feedback.

To submit feedback for a preview version of a technical document, please follow any instructions specified for that document. If no instructions are indicated for the document, please provide feedback by using the Open Specification Forums.

The preview period for a technical document varies. Additionally, not every technical document will be published for preview. A preview version of this document may be available on the Exchange Server Protocol Documents - Preview Documents page. After the preview period, the most current version of the document is available on this page.

Find resources for creating interoperable solutions for Microsoft software, services, hardware, and non-Microsoft products:. Technical Documentation. Additionally, overview documents cover inter-protocol relationships and interactions. Use a text file to specify the mailboxes. The text file contains one mailbox email address, name, or other unique identifier on each line like this:.

This example disables ActiveSync access to all user mailboxes in the Engineering department in Washington state. For detailed syntax and parameter information, see Get-Mailbox and Get-User. To verify that you've successfully enabled or disabled Exchange ActiveSync access to a mailbox, do any of these steps:. Use the same filter that you used to identify the mailboxes, but use the Get-CasMailbox cmdlet instead of Set-CasMailbox.

In the Exchange Management Shell, run this command to show all mailboxes where ActiveSync access is disabled:. Skip to main content. This browser is no longer supported. Download Microsoft Edge More info.