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thanks amit but my second question is still unanswered.<br />
<br />
2. Will my blackberry users to re-activate their blackberry phones once i made step 1 changes ? 
</div>


thanks amit but my second question is still unanswered.

2. Will my blackberry users to re-activate their blackberry phones once i made step 1 changes ?

<div>
I don't think, you need to enable or reactivate it again. If you still have doubt, i would suggest to give a second check with BES vendor.
</div>


I don't think, you need to enable or reactivate it again. If you still have doubt, i would suggest to give a second check with BES vendor.

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my support have been expired thats why i m trying to clear my doubts here in EE otherwise i will get in touch with support/vendor.
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my support have been expired thats why i m trying to clear my doubts here in EE otherwise i will get in touch with support/vendor.

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<div class="content wysiwyg-content">
Hi,<br />
My existing Exchange environment is running on 2003 enterprise edition SP2 and Blackberry enterprise server version is 5.0.1. Now i m going to upgrade my exchange to Exchange 2010. so i want to know <br />
1. what all changes i have to made and where in my BES to talk with new exchange ?<br />
2. Will my blackberry users to re-activate their blackberry phones once i made step 1 changes ? 
</div>
</div>


Hi,
My existing Exchange environment is running on 2003 enterprise edition SP2 and Blackberry enterprise server version is 5.0.1. Now i m going to upgrade my exchange to Exchange 2010. so i want to know 
1. what all changes i have to made and where in my BES to talk with new exchange ?
2. Will my blackberry users to re-activate their blackberry phones once i made step 1 changes ? 

Blackberry on Exchange 2010

BlackBerry is a line of wireless handheld devices and services designed and marketed by BlackBerry Limited. BlackBerry devices can record video, take photos, play music and also provide functions such as Web-browsing, email messaging, instant messaging, and the multi-platform BlackBerry Messenger service, and specializes in secure communications and mobile productivity.

BlackBerry

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.