<div>
For example: If &nbsp;I have 3 exchange members are in primary location and 3 are DR location, then only one Exchange member on primary location have DAC enable?<br />
<br />
<br />
Note: I am new in DAG environment.
</div>


For example: If  I have 3 exchange members are in primary location and 3 are DR location, then only one Exchange member on primary location have DAC enable?


Note: I am new in DAG environment.

<div>
<div class="content wysiwyg-content">
is it necessary DAC enable one of them data-center location? Why it necessary?
</div>
</div>


is it necessary DAC enable one of them data-center location? Why it necessary?

Is it necessary DAC enable

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.