Support Tip: Moving a DPM protected machine using Certificate Based Authentication from a domain to workgroup causes Consistency Checks to fail

Consider the following scenario: In your environment you have a Windows domain controller, a computer running System Center 2012 Data Protection Manager (DPM) and one member server. You are using Certificate Based Authentication (CBA) for the domain member and the domain member name is MemberServer.Contoso.Com. Note: The proper steps are followed to setup CBA as… Read more

DPM Certificate Troubleshooting–Part 3: Certificates

Hello, Shane Brasher here once again, following up DPM Certificate Troubleshooting–Part 1: General Troubleshooting and DPM Certificate Troubleshooting–Part 2: Registry with Part 3 of “DPM Certificate Authentication Troubleshooting”. In this session we will go over some common symptoms you may see if the certificate is missing or is invalid. This is assuming that after you… Read more

DPM Certificate Troubleshooting–Part 2: Registry

Hello, Shane Brasher here again. This article picks up from where DPM Certificate Troubleshooting–Part 1: General Troubleshooting left off. We are going to jump right in and look at a few failed scenarios when your DPM certificate related registry keys are missing or corrupt. When you have everything setup and working, the certs are in… Read more

DPM Certificate Troubleshooting–Part 1: General Troubleshooting

The spirit of this document is to provide you with a quick guide to troubleshooting System Center 2012 Data Protection Manager (DPM) Certificate authentication issues. This document assumes that you are already familiar with DPM 2012 and have a healthy certificate infrastructure. This document also assumes that you have setup certificates in accordance with the… Read more

DPM 2010 Tape to Tape copy unavailable with multiple drive libraries with 2 or more tape drives

There may be circumstances when you want to copy a System Center Data Protection Manager 2010 (DPM 2010) recovery point from a tape in the primary tape library to a tape in the library configured as the copy library.  In DPM 2010, if you have multiple tape libraries with 2 or more tape drives in… Read more

Data Protection Manager Agent Network Troubleshooting

Hi everyone, Shane Brasher here with some tips on how to troubleshoot networking issues related to the DPM Agent.  The goal of this article is not to make you a networking expert or to provide in-depth networking training, but rather provide you with basic skills and knowledge of specific tools used to assess communication problems… Read more

How to Troubleshoot Tape Library Sharing Configuration Issues in DPM 2010

Hello, Chuck Whitson here from the Data Protection Manager Team here in Texas. Lately, we’ve had several customers run into issues with sharing their tape library between multiple DPM servers so I’ve put together some of the things that have been known to interfere with configuring tape library sharing as well as a couple other… Read more

Troubleshooting Hyper-V protection failures due to networking problems

There are many failures that can happen when protecting Hyper-V hosts and CSV’s that are a result of the Cluster network configuration not being optimized for redirected mode communication. In most cases these problems will only happen under a heavy load, and when it happens we can lose access to the storage that houses the… Read more

Troubleshooting Data Protection Manager System State and Bare Metal Backup

Hello, Shane Brasher here. I’d like to go over some very basic troubleshooting steps used to narrow down some common causes on initial replication and just plain replication failures for System State and Bare Metal backups. Troubleshooting a System State or BMR backup failures can be frustrating as there are a lot of underlying components… Read more

Resolving slow performance issues after installation of the DPM client

Hi Marc Reynolds here.  I have seen some issues lately where users of System Center Data Protection Manager (DPM) protected clients have experienced slow performance on their clients after installing the DPM client. There have been two scenarios reported: 1. When booting up a DPM protected client the system is unresponsive for several minutes. 2…. Read more