Install DFS if the file server role has already been added

1. Click Start, point to All Programs, point to Administrative Tools, and then click Server Manager.
2. In the console tree of Server Manager, right-click the Files Services node, and then click Add Role Services.
3. Follow the steps in the Add Roles Services Wizard

1-Select Role Services:

Select the Distributed File System check box to install both DFS Namespaces and DFS Replication.

To install DFS Namespaces or DFS Replication individually, select the check box that corresponds to the part of DFS that you want to install.

2-Create a DFS Namespace:

Click Create a namespace later using the DFS Management snap-in in Server Manager check box.

3-Confirmation:

Click Install to install the file server role and DFS.

4-Installation Progress:

This page is automatically replaced by the Installation Results page when installation is completed.

5-Installation Results:

Note any errors, and then click Close to close the wizard.

(Note: Installing DFS Management also installs Microsoft .NET Framework 2.0, which is required to run the DFS Management snap-in.)