1 From the Start menu, point to Settings, click Control Panel, and then double-click Open Add/Remove Programs.
2 In the navigation pane, click Add/Remove Windows Components.
3 In Components, click Networking Services (Do not select or clear the check box when you 4 click Networking Services), and then click Details.
5 In the Components list, select the Site Server ILS Service check box, and then click OK.
6 Click Next.
7 If prompted, provide installation media.