After enabling a user account in Active Directory Users and Computers, you can use the following procedures to enable a new user for Office Communications Server 2007 R2 or disable a previously enabled user account in Office Communications Server 2007 R2 without losing user account settings. For details about using Active Directory Users and Computers, see Enabling User Accounts for Office Communications Server. You can then use this procedure to enable it again.

To enable a new individual user account for Office Communications Server

  1. On a computer that has the Office Communications Server 2007 R2 administrative tools and Active Directory Users and Computers installed, open Active Directory Users and Computers.

  2. In the console tree, expand the Userscontainer or other organizational unit (OU) that contains the user accounts that you want to enable for Office Communications Server 2007 R2.

  3. In the details pane, right-click the user account name, and then click Properties.

  4. On the Communicationstab, select the Enable user for Office Communications Servercheck box.

  5. In Sign-in name, do the following:

    • Specify the sign-in name (such as sip:usera).

    • In the drop-down list box, click the domain (such as sales.contoso.com).

  6. In Server or pool, click the fully qualified domain name (FQDN) of the server or pool to which you want to assign the user (such as eepool.sales.contoso.com).

To disable or enable a previously enabled individual user account for Office Communications Server

  1. Open the Office Communications Server 2007 R2 snap-in.

  2. In the console tree, expand the forest node, and then navigate to the Standard Edition server or Enterprise pool that contains the user account that you want to temporarily disable or enable.

  3. Expand the pool name for the Enterprise pool or the Standard Edition server, and then expand Users.

  4. In the details pane, right-click the user account name, and then click Properties.

  5. On the Communicationstab, do one of the following:

    • To temporarily disable the user account for Office Communications Server 2007 R2, clear the Enable user for Office Communications Servercheck box.

    • To enable the user account for Office Communications Server 2007 R2, select the Enable user for Office Communications Servercheck box.