New EWS Managed API 2.0 reference content is now available!

The new EWS Managed API 2.0 is ready for prime time, and discovering how to use all the new Exchange Server 2013 features just got easier. The EWS Managed API developer reference content has been updated to include descriptions, summaries, return values, and applicability statements for all new members. In most cases, the updated member…


EWS Managed API 2.0 – now released!

The wait is over. If you have been working with the EWS Managed API 2.0 Technical Preview, you can now get the new 2.0 version and check out the latest updates. You can download the EWS Managed API 2.0 from the Microsoft Download Center. What’s new in the EWS Managed API 2.0 The EWS Managed…


New content for Exchange 2013 Preview

Now that Exchange Server 2013 Preview is available, here’s a quick summary of what you’ll find on MSDN to help you learn more about the latest new features. For a detailed look at what’s new in Exchange 2013 Preview, see the Exchange Team Blog. Developer roadmap for Exchange We created a new Developer roadmap for…


Exchange Web Services Managed API 1.2.1 – now released!

The latest release of the EWS Managed API, version 1.2.1, is now available. The EWS Managed API 1.2.1 includes new Exchange Web Services (EWS) client logging features for Exchange Online as part of Office 365, as well as some minor bug fixes. You can download the EWS Managed API 1.2.1 from the Microsoft Download Center….


More throttling changes for Exchange Online

In my last post, Exchange Online EWSMaxSubscriptions throttling budget calculation has been updated!, I wrote about a recent change to the EWSMaxSubscriptions throttling setting. Although useful, that information is just one part of the story. Now I’m here to fill you in on the rest. We have made changes to the way that throttling budgets…


Exchange Online EWSMaxSubscriptions throttling budget calculation has been updated!

We have made a change to the way that Exchange Online accounts for the number of subscriptions against the EWSMaxSubscriptions throttling limit. In earlier versions of Exchange Online, the throttling limit was calculated against the calling account. A calling account, which can be one or many client applications or a service account targeting many mailboxes,…


EWS item identifier and your database

Several times we’ve heard people ask what the maximum size is for the EWS identifier. This question usually comes up when developers are designing a database schema that will store the EWS identifier in a fixed-width column. Our answer is that the EWS item identifier should be contained in a fixed-width column of 512 characters….


New Exchange Interoperability Content on Open Specifications Developer Center

In November and December 2011, Exchange content made its debut on the Learn Open Specifications and Interoperability page in the Open Specifications Developer Center: The updates include nine new Microsoft Exchange Learning Modules: Getting Started The Mailbox, Folders, and Public Storage Messages and Attachments Calendars Contacts and Address Books Tasks, Documents, and Notes Inbox Rules…