Make sure that the protected computer is attached to the DPM server. If the protected computer is in the Active directory ...

Make sure that the protected computer is attached to the DPM server. If the protected computer is in the Active directory domain, make sure that you have provided the correct fully qualified domain name (FQDN) of the protected computer. If %ServerName; is a workgroup computer configured to use NETBIOS, specify the NETBIOS name. Otherwise specify the DNS name of the workgroup computer.