Tag Archives: DAG

Witness Server Boot Time, GetDagNetworkConfig and the pain of Exchange 2010 DR Tests

  So we recently had a client who wanted to perform a DR test of their Exchange 2010 DAG.  The DAG consisted of a single, all in one server in production, and a single all in one server in DR.  … Continue reading

Posted in Exchange 2010, High Availability | Tagged , | Leave a comment

Exchange 2010 Database’s Fail to Replicate or Seed

  Recently had a colleague that ran into an issue with an Exchange 2010 migration.  He could fail over the mailbox databases with no issue to DR, but that’s where the trouble started. The production database would start to report … Continue reading

Posted in Exchange 2010, High Availability | Tagged , , | Leave a comment

How to Manage a Datacenter Failure or Disaster Recovery Scenario in Exchange 2010 – Part 3

In Part 3 of this series, we are going to discuss how to failback to your primary site, after whatever condition that caused it to go offline in the first place occurred. So when we last left off, we have … Continue reading

Posted in Exchange 2010, High Availability | Tagged , , | 2 Comments

How to Manage a Datacenter Failure or Disaster Recovery Scenario in Exchange 2010 – Part 2

  In the first article of this series, we went over some of the premises of Exchange 2010, Database Availability Groups or DAG’s, and Database Activation Coordinator.  We discussed our test environment, as well as how, in theory, an Exchange … Continue reading

Posted in Exchange 2010, High Availability | Tagged , , , | 1 Comment

Creating a Database Availability Group in Exchange 2010 – Part 3

  In Part 2 of this series, we created the Database Availability Group, and added both NYDAGNODE1 and LNDAGNODE1 to it. In Part 3 of this series, we are going to configure the network’s properly, and create some database’s for … Continue reading

Posted in Exchange 2010, High Availability | Tagged , , | 1 Comment

Creating a Database Availability Group in Exchange 2010 – Part 2

  In Part 1 of this series, we went over the basic concepts of the Database Availability Group, or DAG, and then went into how to set up the Networking for the DAG.  In this next section, we’ll cover how … Continue reading

Posted in Exchange 2010, High Availability | Tagged , , | Leave a comment

Creating a Database Availability Group in Exchange 2010 – Part 1

  As you may or may not have heard, Microsoft has announced the next version of their messaging suite, Microsoft Exchange 2010, will be available later this year!  The new version of Exchange hosts many improvements and feature additions on … Continue reading

Posted in Exchange 2010, High Availability | Tagged , , , | 2 Comments