How to back up data from client computers to server using Windows Server 2012 R2?

Solution 1:

Take a look: http://technet.microsoft.com/de-de/library/jj713516.aspx

Manage backup for Windows Server 2012 Essentials client computers

Set up backup for a client computer:
Open the Dashboard, and then click the Devices tab.
Click the name of the client computer that you want to set up backup for, and then in the Tasks pane, click Set up Backup for this computer.
In the Set Up Backup Wizard, you can choose to back up all of the folders or select certain folders that you want to back up. Follow the instructions in the wizard.
Click Close when backup is set up for the computer.

and so long ...