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Not by my knowledge - Office Communication Server is the chat product...
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Not by my knowledge - Office Communication Server is the chat product...

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Nope, the product you are looking for &nbsp;is Office Communications Server.
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Nope, the product you are looking for  is Office Communications Server.

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Windows Live Messenger will work with exchange server I beleive and I'm not sure how to set this up. &nbsp;At the previous company I worked at, you could use the messenger Add a contact button and it would only look at the exchange server global address list. &nbsp;does anyone know how to do this?
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Windows Live Messenger will work with exchange server I beleive and I'm not sure how to set this up.  At the previous company I worked at, you could use the messenger Add a contact button and it would only look at the exchange server global address list.  does anyone know how to do this?

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coolsport is right; although there is some integration on the client side (presence in outlook); this is purely outlook integration - not exchange. You used to have chat functionality in Exchange 2000 but this was split off in Exchange 2003.
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coolsport is right; although there is some integration on the client side (presence in outlook); this is purely outlook integration - not exchange. You used to have chat functionality in Exchange 2000 but this was split off in Exchange 2003.

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Does anyone know if Exchange Server 2007 has built-in chat features? &nbsp; since I'd like to have users be able to chat with each other internally and the &quot;directory&quot; would only be users here in the office.
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Does anyone know if Exchange Server 2007 has built-in chat features?   since I'd like to have users be able to chat with each other internally and the "directory" would only be users here in the office.

Exchange 2007 Chat Service

The BlackBerry operating system is proprietary; releases beginning with BlackBerry 10 include support for applications written for the Android platform. As such, developers can use almost any programming language that can be used for other smartphones, including Java, Adobe Air, .NET and HTML5/JS (via an app packaging framework like PhoneGap) .

BlackBerry Programming

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.