1. Update DNP components to version 2.1.1 using Configuration Studio.
2. On every server with HES module deployed, copy Microsoft.Exchange.Rpc.dll from C:\Program Files\Microsoft\Exchange Server\Bin (or another directory if Exchange is installed in non-default path) to C:\DotNetPanel\Server\bin (or another directory if DNP Server is installed in non-default path).
3. For every exisiting Exchange organization, click ActiveSync Policy menu item in the left menu pane and click Save Changes button.
4. Update ActiveSync policy settings for every existing ActiveSync-enabled mailbox. For this do one of the following.
a. For every existing mailbox, go to Advanced tab and press Save Changes button. This will update ActiveSync Policy for the current user.
b. Run this commandlet
Get-Mailbox -OrganizationalUnit 'hosterdomain.local/DNP hosting/org_id' | set-casmailbox -ActiveSyncMailboxPolicy 'org_id'
hosterdomain.local – your internal Active Directory domain
DNP hosting – root DNP HES hosting organizational unit (the same as “Root OU:” in Exchange Server 2007 properties in DNP Server.
org_id - current Exchange organization ID. You can get it from Hosting Space > Exchange Server 2007 > Exchange organizations > ID column