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  • Blog Post: Draft: How to take EWS/OWA/ETL trace to troubleshoot Exchange Web Services issues – EXCHANGE 2007 & 2010

    THIS IS A DRAFT DOCUMENT AND MAY CHANGE WITHOUT PRIOR NOTICE. PURPOSE: Collect ETL trace from Exchange Server 2007 & 2010 to troubleshoot Exchange Web Services related issues. Applies to: Microsoft® Exchange Server© 2007 & 2010 Steps 1) Go to CAS Server and fire up Extra.exe (%PROGRAMFILES%\Microsoft...
  • Blog Post: Exchange 2007: Transport error when sending emails using TLS (0x80040213)

    Ok, this was a fun case and I never had such fun on a CDOSYS case & I am lying. I spent nearly all day in hunting down a Transport failure issue when sending emails using CDOSYS and Exchange 2007 as backend. This was the configuration of the default Receive connector, pretty secured…huh??? Yeah!...
  • Blog Post: Exchange 2010: OWA Customization: Preview forms does not works in Conversation Mode

    I recently had couple of customer reporting that their existing/new OWA customization code is not working in Preview mode. You will notice the following error message displayed instead.. "This type of message isn't fully supported in Conversation mode. Click here to open the full version, which...
  • Blog Post: Exchange Web Services 101 : Let’s get started!

    Want to learn Exchange Web Service but not sure how and from where? Here are the few articles that I share very often with partners and customers who want to learn more about Exchange Web Services. Undoubtedly there is so much information out there and that’s too in such a short span of time. You better...
  • Blog Post: HOWTO: Automatically Login to OWA 2007 using HTML + JavaScript

    First thing first, you should understand that this is NOT SUPPORTED & NOT RECOMMENDED solution by Microsoft. This is just a proof of concept that OWA 2007 can be auto login, if you know the username & password of target account. The approach is simple and took me little reverse engineering or...
  • Blog Post: HOWTO: EWS: Get OOF State for Self or any user in your organization

    First thing first, this is just for demonstration purpose and might *not* be a supported solution by Microsoft. The setting we are reading from are hidden messages and not documented anywhere. I had to reverse engineer it for demonstration purpose. Objective : To get OOF State of any user in your organization...
  • Blog Post: Announcement: EWS Managed API launching tomorrow 04/15/09

    Good news for all .Net developers working with Exchange or willing to work with Exchange but have zero experience in the domain. Exchange Team had been working so hard to reduce your efforts and improve your efficiency. Check out these videos to see what EWS Managed API is capable of http://channel9...
  • Blog Post: Searchfolder created from EWS is not displaying items falling under criteria within Outlook

    I have been working on different SearchFolders cases lately where customers were trying to create SearchFolder using EWS. Working on those issues has uncovered a limitation of Outlook (I tested it on 2007, but may exist with earlier versions as well) I created the search folder using the following XML...
  • Blog Post: HOW TO: Create SearchFolder to search for Custom Properties using EWS

    Here is a quick sample if you are looking at creating a search folder using EWS which will look for Custom Property. Here we are looking for a custom property named “EmployeeID” and make sure that the property exist and does not have a blank value. public static BaseFolderType CreateCustomPropSearchFolder...
  • Blog Post: HOWTO: Give Service Account Access to all mailboxes on an Exchange 2007 Server

    This is my first attempt to write a Powershell sample to my readers. In this sample we will give Send-As, Receive-As, ms-Exch-Store-Admin rights to an active directory user. We will be piping two commands here… Get-MailboxServer and the result will go to Add-AdPermission. You may give same permissions...
  • Blog Post: HOWTO: EWS: Send UTF-16 request to Exchange Web Service from VBScript

    I had explained earlier how you can consume Exchange Web Services like WebDAV from VBScript in the below sample http://blogs.msdn.com/vikas/archive/2007/11/22/howto-ews-call-exchange-web-service-from-vbscript.aspx Today I had a requirement to send Unicode request to the server but VBScript does not support...
  • Blog Post: HOWTO: Create Search Folder using Exchange Impersonation for multiple users via Exchange Web Services

    What are we doing here? What is Search Folder? Why do I care? Search folders are a quick way to bookmark your frequently searched items. It allows you to save a search query with predefined parameters for quick access. For instance I am always looking for emails with attachments and from a particular...
  • Blog Post: BUG: 'ErrorNoPublicFolderServerAvailable' is not a valid value for ResponseCodeType

    Another fine day and some great timings. I was discussing this bug with product group hoping that it is not faced by anyone outside Microsoft and then the phone rings.... I am getting the following error while trying to do a FindFolder call on to Public Folders Exception Type - System.InvalidOperationException...
  • Blog Post: HOWTO: WebDAV: EWS: Programmatically recover soft deleted items from dumpster

    As you may already know, EWS has support for Soft-Deleting items but the irony is it cannot access the soft-deleted items. This is a design challenge and product group is aware of this limitation. Hopefully we should see this support natively in EWS sooner or later. If you really need a solution or as...
  • Blog Post: HOWTO: EWS: Update IsRead Flag for items using Exchange Web Services

    First thing first, you cannot use Exchange Web Services (as of now) to update the IsRead flag for items other than MessageType. MessageType has IsRead property in place to update the MAPI property PR_MESSAGE_FLAGS. Product group is aware of this limitation and very soon we should see an fix for this...
  • Blog Post: Inside Microsoft Exchange 2007 Web Services is out on stores… go grab a copy today

    The most awaited book on programming Exchange 2007 Server using Exchange Web Services is out. Get it here - http://www.microsoft.com/MSPress/books/10724.aspx No doubts that Exchange Web Services is next big thing and there is lot more to come in this space, fasten the seatbelt and get ready for...
  • Blog Post: HOWTO: EWS: Disable Out-of-office / OOF message

    WebDav is definitely de-emphasized and not recommended to develop applications for Exchange 2007. But WebDav was still the easiest method to disable OOF message. I was not surprised to see it NOT working against Exchange 2007 to disable the OOF message. I have a better solution for you… use my favorite...
  • Blog Post: EWS: Exchange 2007 Notification Subsystem

    Exchange Web Service in Exchange 2007 contains an Event Notification subsystem, which notifies the client & server applications of events that occur in mailboxes on Exchange 2007 server. Clients can subscribe to this notification subsystem and specify the kind of events they want to be notified for...
  • Blog Post: HOWTO: GetFolder, FindItem, Restriction, GetItem

    This is an attempt to extend my previous code sample Getting into a folder by path using EWS With this code sample I have demonstrated HOWTO find items under a folder. I have used Restriction to list down all the "IPM.Note" items falling under a specified date/time span. class EWS_SAMPLE ...
  • Blog Post: Exchange Web Service throwing exception

    You will recieve the following exception while calling Discover method of ExchangeServiceBinding System.InvalidOperationException: Discovery document at the URL http://SERVER/EWS/services.wsdl could not be found. ---> System.ArgumentException: The document format is not recognized. --- End of inner...
  • Blog Post: What is supported in Exchange 2007?

    Cut Down APIs from Exchange 2007 Management APIs • CDOExM • Queue Viewer API (QAPI) • WMI Classes for Exchange With the release of Exchange 2007 all of exchange management is done via cmdlets in PowerShell™. Transport APIs • EDK Gateways • Routing Objects • Transport...
  • Blog Post: Exchange 2007 Cmdlet List

    It's not a easy task to remember all the Cmdlets to manage Exchange 2007. This topic lists all the cmdlets that manage features of Microsoft Exchange Server 2007 together with the server roles on which they are used http://technet.microsoft.com/en-us/library/bb123703.aspx
  • Blog Post: Microsoft a.k.a. Challenges !

    Microsoft is a company full of challenges where challenges turns into opportunities, opportunities which makes you feel out of this world. You see technology, you feel technology, you live technology, technology which drive this world. To give you a brief about myself, I joined Microsoft on 22nd June...
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