In Exchange Server 2007 SP1, the EWS team added a new feature called EWS Request Proxying.  It is sometimes also referred to as EWS Proxy or HTTP Proxy.  Not much has been said about this feature, but if you care about performance, it is important Read More

Many people use rules to automatically sort messages from various distribution lists into folders in order to keep the volume of email traffic in their inbox to a manageable level. This work for the most part - until someone decides to BCC a list. Since Read More

Recently we have published the updated Exchange Developer Roadmap over on Exchangedev blog. This covers Exchange Server beyond Exchange Server 2007. You can read about multiple things there, including: APIs that Will Be Removed APIs Moving To Read More

A few customers exploring the new Outlook Web Access customization features in Exchange 2007 SP1 have asked why when they add a button to the main OWA navigation bar does it appear as a small button only, or commonly stating that the text is "missing". Read More

Based on the feedback on my original post on Cross Forest Exchange Impersonation in Exchange 2007 Service Pack 1, I wanted to provide you with some "real life" examples to help you actually implement this. To dig into cross forest Exchange Read More

Today Microsoft released preliminary protocol documentation for Exchange 2007 (as well as Microsoft Office 2007 and SharePoint Server) as part of Microsoft's Interoperability Principles. The Exchange protocols are now publicly available on the Open Protocol Read More

In Exchange 2007, the Exchange Impersonation feature was introduced in Exchange Web Services to allow one account (the service account) to make web service calls on behalf of another account (the Act-As account).  Rather than the "delegate Read More

In Exchange 2007 Web Services it is very convenient to access and manage other user's mailbox accounts by using Exchange Impersonation.  This feature enables a caller to impersonate a given account so that the caller can perform operations by using Read More

Several members of Exchange SDK UE team have gotten together and created a blog called Microsoft Exchange Development Blog. They have made several interesting posts by now and I am sure there is more to come. Check them out here: http://blogs.msdn.com/exchangedev/ Read More

This is a question that we hear frequently since we have released Exchange 2007. And our answer has to be heard loud and clear: going forward Exchange Web Services should be the API of choice for developers. Already  a year ago at TechEd 2006 we Read More

My name is Jorge Pereira and I am a dev on the Outlook Web Access. I kept a daily log of most of my activities related to the workitem for my own purposes, and wanted to share it to show all of the details that happen behind the scenes to bring a feature Read More

As noted in the earlier E12 Developer's Roadmap blog post, managed agents (or "Transport Agents") have replaced transport event sinks and EDK Gateways in Exchange Server 2007. Exchange 2007 transport rules are very flexible, so why bother writing a Read More

We would like to solicit those in the Exchange community that have built mobile applications in the way that we described to share their impressions with us. This will help us refine these facilities in Exchange Server 2007 to better support the types Read More

Today we present to you Karim Batthish, a Program Manager Lead on Exchange team. Karim talks about Exchange Server 2007 Web services and programmibility. Enjoy! - The Exchange Team Read More

I just noticed that Scott Schnoll posted this on his blog! This preliminary release of the Exchange 2007 SDK Documentation and Samples provides new and updated documentation and samples for building applications that use Exchange Server 2007 Beta 2. Read More