If you have a workgroup computer protected with DPM 2010, you will receive an “Agent not reachable” sometimes. This happens because the password, used for communication between DPM and protected host, expires. So, you must renew the password. To do this, you first have to change the password at the protected host: Navigate to folder C:Program … Continue reading Agent not reachable in DPM 2010 and workgroup protected member