Check out dev.outlook.com!

As you can probably tell from announcements we made at BUILD this week like add-ins for Outlook coming to Outlook.com, new features in our REST APIs like web hooks and search, and new ribbon extensibility in the next version of Outlook; we are serious about investing in Outlook, Outlook.com, the Office 365 Outlook Service, and…

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Provisioning, Policies, Remote Wipe, and ABQ in Exchange ActiveSync

This post is part of an ongoing series that covers Microsoft Exchange ActiveSync for developers. Microsoft Exchange ActiveSync policies are the primary tool by which IT administrators can manage devices that connect to Microsoft Exchange mailboxes. Administrators can create policy settings to manage security settings such as PIN length, data encryption, and so on. Policies…


Working with meeting responses in Exchange ActiveSync

This post is part of an ongoing series that covers Microsoft Exchange ActiveSync for developers. This post applies to Exchange ActiveSync protocol version 14.1. Where applicable, differences between protocol versions are noted. The ability to respond to meeting requests is an important aspect of collaboration and communication for Microsoft Exchange users. Responses to meeting requests…


Working with meeting requests in Exchange ActiveSync

This post is part of an ongoing series that covers Microsoft Exchange ActiveSync for developers.  In this post, we are using Exchange ActiveSync protocol version 14.1. Where applicable, we note differences between protocol versions. Meeting requests are important for information workers who use Microsoft Exchange. Meeting requests inform attendees of a meeting, automatically book meeting…


Get Into Programming with Exchange Online as part of Office 365

Microsoft Exchange Online as part of Microsoft Office 365 provides many of the same app-development capabilities that are available for Microsoft Exchange Server running on-site. The Exchange Developer Documentation team is pleased to announce the release of a new Exchange Online Developer Center page that will be your portal for information about Exchange Online development….


Now Available – Exchange Server 2010 SP1 SDKs, October 2010

The Exchange Developer Documentation Team is happy to announce the October 2010 release of the Exchange Server 2010 Service Pack 1 (SP1) SDKs. If you’ve been keeping up with our SDK releases, then you know that we already released a lot of new information about Exchange 2010 SP1 back in June. The updates for October…

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Directory event log event 2914

  When studying the event log over a steaming hot cup of coffee, have you ever seen the following directory event (2914)? Process w3wp.exe (UNKNOWN) (PID=15780). Deleted throttling policy was referenced.  Id: ‘Org: SomeOrg…/Configuration, Id: CN=ThrottlingPolicy-DefaultMailboxPlan\0ADEL:4d73d344-d66f-4eed-85f9-b6c95dcd2a13,CN=Deleted Objects,CN=Configuration,DC=…,DC=com’. This one does require some action. In the case of this event log, a throttling policy was deleted…

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Directory event log event 2917

Have you ever seen event 2917 in your Client Access server’s event log? It might look something like this: Process w3wp.exe (PID=1234). A budget charge was encountered that exceeded the limit of ‘2.768900000’ minutes.  Budget Owner: ‘SomeUser’, Component: ‘EWS, CostType: ‘CAS’. Sounds scary, doesn’t it? The wording is a bit odd (feel free to blame…

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Throttling Policies and Caches

So, you decide that you want to edit a throttling policy. In the Exchange Management Shell, you run Set-ThrottlingPolicy and set some odd parameter to a new value. Then you make your EWS/Outlook Web App/etc. call and notice that the results have not taken effect. Bummer! Slightly miffed, you open up the Exchange Management Shell…

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Throttling Policy Fallback Logic

The throttling framework is intended to protect Exchange resources, so if it is going to “fail”, it needs to do so in a safe and predictable way. Let’s say that Ken Malcolmson is assigned to non-default throttling policy XYZ. Unfortunately, an Active Directory elf climbed into your domain controller and scrambled things around a bit….

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