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Category Archives: High Availability
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
How to View Disconnected Mailbox’s and Purge Disconnected Mailboxes from Exchange 2010
To view disconnected mailbox’s, essentially mailboxes that have been deleted from their user accounts, you need to first ensure that Exchange has gone through and cleaned the database. This is done to ensure that it marks that mailbox as … Continue reading
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 DAG, disaster recovery, Exchange 2010
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Users Receive a Login Prompt After a Database Failover in Exchange 2010
When performing a database *over in Exchange 2010, especially a planned one, it is suppose to be as seamless as possible to the end user. An Outlook user for example, will receive a small pop up informing them that … Continue reading
Posted in Client Access, Exchange 2010, High Availability, Outlook Anywhere
Tagged Exchange 2010, Outlook Anywhere
4 Comments
How to Update DAG Members to SP1 in Exchange 2010
Exchange 2010 SP1 has been released, and comes with a slew of new and exciting features. Since we are all clamoring to get this installed in our environments, we should discuss how exactly we upgrade the members of our … Continue reading
Posted in Exchange 2010, High Availability
Tagged Database Availability Group, Exchange 2010
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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 DAG, Database Availability Group, disaster recovery
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 DAG, Database Availability Group, disaster recovery, High Availability
1 Comment
How to Manage a Datacenter Failure or Disaster Recovery Scenario in Exchange 2010 – Part 1
Exchange 2010 introduced several high availability and disaster recovery features, the one that receives the most publicity is the Database Availability Group (or DAG for short) feature. In short a DAG allows replication of a mailbox, to other servers … Continue reading
Posted in Exchange 2010, High Availability
Tagged Database Availability Group, disaster recovery
3 Comments
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 DAG, Database Availability Group, Exchange 2010
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 DAG, Database Availability Group, Exchange 2010
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