Tagged Questions

Exchange Web Services is a collection of service that provide an XML messaging interface for client applications to communicate with the Exchange Server and allow functionality similar to Outlook in other applications. In Exchange 2010, the included Web Services are Exchange Web Services (EWS), ...

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26 views

How to get free hours of a user using EWS?

I'm trying to find the free/busy information of a user in my Exchange Organisation. I'm using GetUserAvailability operation for this purpose. This method is returning only busy and tentative ...
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1answer
2k views

Changing ActiveSync port to 444 while keeping OWA and Outlook Anywhere still on 443

Goal: To implement a mobile device management server (MDM) by Air Watch for authentication and not to allow Mobile devices to pass ActiveSync traffic to the published CAS server using 443 from the ...
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1answer
422 views

Exchange 2010 and Delegate Oddity

I've tested and reproduced a problem that goes like this: Jo is a delegate for Steve. When Steve gets an invite, Jo receives a copy and accepts (or declines). Jo cannot accept or decline on her Mac ...
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1answer
303 views

Can't connect to Exchange Web Services from staging servers via Autodiscovery

I have a hosted Exchange server on Rackspace. I am using it to test Exchange Web Services integrated with my personal web application. Rackspace provides an Autodiscovery URL through which EWS ...
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165 views

Exchange Web Services - Set Event Organizer

For meetings and appointments, it appears that "Organizer" is a read-only property. This presents a problem in my web app, in which I am trying to export a calendar event from my app to the user's ...
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2answers
3k views

NTLM with cURL returns 401

Goal: connecting to an Exchange server (EWS) Method: cURL Problem: Cannot get authenticated (NTLM), request returns 401.1 There seems to be an old, well documented 2 issue that started with cURL's ...
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1answer
122 views

How often must I use autodiscover with Exchange?

As the titles states, how often should I perform an autodiscover query against Exchange? This is for a project in C# that is using Exchange Web Services (EWS). Surprisingly enough, I can't seem to ...
2
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1answer
249 views

Exchange 2007 and Exchange Web Services

Not a 100% sure this belongs here but here goes nothing. What is the relationship between EWS versions and Exchange. I want to use EWS 1.2 which says Exchange 2007 SP2 or up. What I am asking, I ...
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1answer
79 views

What is an HTTP subscription?

Specifically I'm trying to get a better understanding of Exchange Web Services (EWS) and I see many references to EWS subscriptions. It appears that a 'subscription' is a generic HTTP concept but I ...
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1answer
378 views

Exchange 2010 purging client subscriptions using EWS

Scenario I have a console service responsible for maintaining a streaming subscription to our Exchange 2010 SP1 server. I've properly hooked up my events (notification, error, disconnect) using the ...
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2answers
143 views

Does Exchange generate transaction logs even for read-only operations?

I've inherited some code which uses Exchange Web Services to synchronize data between an Exchange server and our system. I'm currently trying to troubleshoot a problem where the code generates a huge ...
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550 views

Kerio alternative to EWS?

I have recently developed some software that provides a php interface to read and write some calendars on an Outlook 2010 server. This uses EWS (Exchange Web Services) extensively. Now I have been ...
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1k views

exchange web service C# code send email from home

Is it possible to write C# code as below and send email using my home network? I have a valid user name and password on that exchange server. Is there any configuration that I can set to achieve ...