Exchange Server 2010 : Installing OCS 2007 R2 (part 2) - Prepping the Domain & Delegating Setup and Administrative Privileges

Prepping the Domain

The following procedure must be run on each domain in the forest where OCS will be installed:

1.	Click Run under the Prep Current Domain listing in the Deployment Wizard, as shown in Figure 5. Figure 5. Prepping the domain.
2.	From the Domain Preparation Wizard, click Next to continue.
3.	From the Domain Preparation Information dialog box, review the warning illustrated in Figure 6, and click Next to continue. Figure 6. ACEs notification.
4.	Click Next at the review dialog box.
5.	Click Finish.

Again, make sure replication takes place before advancing to the next step in the installation process.

Delegating Setup and Administrative Privileges

To continue the installation process, perform the following steps:

1.	From the Deployment Wizard, click on Delegate Setup and Administration under Step 7.
2.	Click the Run button underneath Delegate Setup Tasks.
3.	At the Setup Delegation Wizard welcome dialog box, click Next to continue.
4.	At the Authorize Group dialog box, shown in Figure 7, choose the Trustee domain and enter a name of an existing Universal Security group. Members of that group will receive permissions to activate the server. Click Next to continue. Figure 7. Delegating setup and administrative privileges. Note The group chosen must be a Universal Security group, or installation will fail.
5.	At the OU Location dialog box, enter the full distinguished name (DN) of the organizational unit (OU) where the OCS Server computer accounts will be located. For example, the following DN was entered in this example: OU=OCS,OU=Servers,CN=Computers,DC=corp-events,DC=com
6.	After entering the DN of the server’s OU, click Next to continue.
7.	Enter the name of service accounts that will be used for the session initiation protocol (SIP) and components services, such as that shown in Figure 8. These accounts should be created in advance in AD. Figure 8. Entering in service account information.
8.	Review the information in the subsequent dialog box, and then click Next to begin setup.
9.	Click Finish.

At this point, setup of the Active Directory portion of the OCS Enterprise is complete, and individual servers can now be deployed.