<div>
<div class="content wysiwyg-content">
I would like an experienced opinion as to where to place Exchange 2010 roles the most securely and why. Should I do:<br />
<br />
1 Edge (DMZ)<br />
1 CAS<br />
1HUB/MBX<br />
<br />
I won't be using the UM role.<br />
<br />
Thanks.
</div>
</div>


I would like an experienced opinion as to where to place Exchange 2010 roles the most securely and why. Should I do:

1 Edge (DMZ)
1 CAS
1HUB/MBX

I won't be using the UM role.

Thanks.

Exchange 2010 role placement security

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.