Feature comparison: EWS vs. EWS Managed API

Are you a .Net Developer who develop custom application using Exchange Web Services (EWS) Managed API or EWS (Auto-generated proxies)? Then this is for you. The EWS Managed API provides an intuitive interface for developing client applications that use EWS. The API enables unified access to Exchange resources, while using Outlook–compatible business logic. In short,…

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More articles on Exchange Client throttling…

To get more information on Client Throttling policies, you can refer the following articles: General information about client throttling policies More Throttling changes for Exchange Online Exchange Online EWSMaxSubscriptions throttling budget calculation  EWS Throttling in Exchange Online Effects of Throttling on your Deployment in Exchange 2010 SP1 EWS best practices: Understand Throttling policies Exchange Server…


Exchange Server 2010: EWS applications that run on behalf of the user consume the same client throttling policy budget

An EWS application that runs on behalf of a user quickly consumes resources on the Microsoft Exchange server 2010. When we investigated, we noticed that the EWS operations the application performs exceed the limit that is set in the client throttling policies. As we know that the client throttling policies for Exchange Web Service are…


Exchange Developer: Exchange Web Services – Best Practices (Part 2)

In Part 2, Matt discusses about searching, notifications, synchronization, and patterns when working with Exchange Web Services. The two part series would be good one for those who’re involved in building custom applications using Exchange development/Exchange Web Service. Enjoy!!


Exchange Developer: Exchange Web Services – Best Practices (Part 1)

Mid April, the Windows Server and Exchange Interoperability teams hosted an Open Specifications Plugfest event. The event was held in Redmond on the Microsoft campus for protocol developers implementing Exchange and Windows open specifications. I am planning to add couple of sessions related to Exchange and its developer… In this session, my peer Matt Stehle…


Developer Webcasts on Exchange Server 2010 programming

Please find the developer webcasts for Exchange Server 2010. If you’re planning to create your own custom application using Exchange Server 2010, i would recommend you to start from this. Exchange Server 2010 Development (Part 1 of 6): Migrating Applications to Exchange Web Services In this Webcast, Jason Henderson gives an overview of what to…


Availability Web Service Protocol Specification References

Information for the availability service is provided via our open specifications document: [MS-OXWAVLS]. Information for the security model used in the availability service, please reference the following document: [MS-OXCPERM]. For more info, you can refer: Availability Web Services Protocol specification: http://msdn.microsoft.com/en-us/library/cc463891(v=exchg.80).aspx or http://download.microsoft.com/download/5/D/D/5DD33FDF-91F5-496D-9884-0A0B0EE698BB/[MS-OXWAVLS].pdf or http://download.microsoft.com/download/5/D/D/5DD33FDF-91F5-496D-9884-0A0B0EE698BB/Exchange_Protocols.zip.


EWS : How to access user’s free/busy info programmatically using Exchange Web Services (EWS)?

In this post, we will see how to access user free/busy information programmatically using Exchange Web Services (EWS) – Proxy. Exchange provides such a service by storing what is referred to as free/busy data. This information will indicate what requested time range is free, busy, and tentative for a particular user. It will also provide…