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Archive for 2013

High Availability Changes in Exchange Server 2010? DAG part 3

Introduction In the second part of this multi-part article uncovering Exchange 2010 Database Availability Groups (DAGs), we prepared the two servers and installed Exchange 2010 on both. In this article, we will continue where we left off. We will move the databases to the LUNs attached to each server, create the DAG and test that […]

High Availability Changes in Exchange Server 2010? DAG part 2

Introduction In the first part of this multi-part article uncovering Exchange 2010 Database Availability Groups (DAGs); we had a look at what Exchange 2007 and earlier versions provided when it comes to native high availability functionality for Mailbox servers. In this part of this multi-part series, I will provide the steps necessary in order to […]

High Availability Changes in Exchange Server 2010? DAG part 1

High Availability Changes in Exchange Server 2010? With Exchange 2010, we no longer have the concept of Local Continuous Replication (LCR), Single Copy Clusters (SCC), Cluster Continuous Replication (CCR) or Standby Continuous Replication (SCR) for that matter. WHAT!? I hear some of you yell! Yes I am not kidding here. But to be more specific, […]

Exchange Server 2010 Client Access Server Array

Client Access Server Array Pre-Requisites Two or more Exchange Server 2010 Client Access Servers can be configured as a CAS array using NLB as long they are not also installed as Mailbox servers that are members of a Database Availability Group (DAG). The reason is that DAG members utilize Windows Failover Clustering, which can’t co-exist with NLB. […]

How to setup an Exchange 2010 CAS Array to load balance MAPI

Since Exchange 2010 CAS servers now handle all internal and external client traffic to Exchange mailbox servers including Outlook MAPI traffic, the need for a highly available CAS array is critical to your design. So how do you load balance MAPI traffic? I found a some useful bits of information to help out: Load balance […]

Cloned Windows 2008 R2 virtual machine fails to boot with the error: autochk program not found – skipping AUTOCHECK

To workaround this issue on previous versions of ESX/ESXi 4.1 and ESXi 5.0: Power down the source virtual machine. Backup the .vmx file of the source virtual machine. Change the value of the disk.EnableUUID parameter to False. For more information, see Tips for editing a .vmx file (1714). Save the changes made to the .vmx file. Clone the virtual machine again. If these steps […]

Exchange ActiveSync and Outlook Mobile Access errors occur when SSL or forms-based authentication is required for Exchange Server 2003

http://support.microsoft.com/?kbid=817379 Disable the forms-based authentication for the Exchange virtual directory To create a secondary virtual directory for Exchange that is based on steps 1 through 7 of the following procedure, make sure that forms-based authentication is disabled for the Exchange virtual directory before you make the copy. Before you follow these steps, disable forms-based authentication […]