With the increase of smartphones being deployed and the fact that ActiveSync can now be used across a wide variety of mobile device vendors, Exchange 2010 introduces new functions that allow you to control which devices are able to get connected. Using device access rules, you can define the specific devices or device types that can form an ActiveSync partnership with an Exchange server. This recipe will explore the options that can be used to allow, block, or quarantine ActiveSync devices using the Exchange Management Shell.
By default, there is an organization-wide configuration setting that will allow any ActiveSync device to connect to Exchange. You can modify this so that all devices are initially quarantined, and need to be approved by an administrator before they can gain access. To implement this, first run the following command:
Set-ActiveSyncOrganizationSettings –DefaultAccessLevel Quarantine ` –AdminMailRecipients administrator...