Tim McMichael
Navigating the world of high availability...and occasionally sticking my head in the cloud...
KB978790 – Update to Windows 2008 to change the failure behavior of the File Share Witness Quorum resource.
In a previous blog post I outlined a failure behavior of the file share witness resource on Windows...
Author: TIMMCMIC Date: 02/15/2010
Installing Exchange 2010 rollups on DAG servers…
Great blog post on installing rollup updates on DAG members. ...
Author: TIMMCMIC Date: 01/25/2010
Do I need to move my cluster core resources?
Recently one of our Exchange MVPs posted a question to our support engineers…Is it necessary to move...
Author: TIMMCMIC Date: 01/18/2010
Exchange 2010 – Pre-staging the Cluster Name Object (CNO) to support a Database Availability Group (DAG)
In Exchange 2010 when using the Database Availability Group (DAG) we leverage the cluster services...
Author: TIMMCMIC Date: 01/05/2010
Windows 2003 / Exchange 2007 SP1 – Alternate Cluster Setup
The official TechNet documentation for establishing a Windows 2003 / Exchange 2007 SP1 cluster can...
Author: TIMMCMIC Date: 01/05/2010
Windows 2008 – Exchange 2007 SP1 – Alternate Cluster Setup
The official TechNet documentation for establishing a Windows 2008 / Exchange 2007 SP1 cluster can...
Author: TIMMCMIC Date: 01/05/2010
An interesting issue with file level antivirus…
In order for Exchange to function correctly administrators are generally advised to make two...
Author: TIMMCMIC Date: 09/22/2009
Considerations when using mountpoints with Exchange 2007 clusters.
It is not uncommon in many installations today, especially clustered installations, to see the use...
Author: TIMMCMIC Date: 09/21/2009
‘ClusteredMailboxServer’ is partially configured – ExBPA.
When running ExBPA against an Exchange 2007 cluster, the following error text may be noted:...
Author: TIMMCMIC Date: 09/21/2009
Log files required to be copied after an update-storagegroupcopy / re-seed has been successfully completed.
There may arise times where it is necessary to completely reseed an LCR, CCR, or SCR database copy...
Author: TIMMCMIC Date: 09/21/2009
Exchange 2007 SP1 / Windows 2008 – How to recover a deleted VCO…
In Windows 2008 clusters, by default, all network name resources are enabled for Kerberos. ...
Author: TIMMCMIC Date: 08/17/2009
I accidentally deleted an Exchange 2007 clustered resource…what should I do?
When Exchange 2007 is installed on a cluster there are several Exchange 2007 specific resources that...
Author: TIMMCMIC Date: 08/12/2009
Exchange 2007 SP1 - /recoverCMS and version errors.
When running Exchange 2007 SP1 and the command setup.com /recoverCMS /cmsName:<NAME>...
Author: TIMMCMIC Date: 08/12/2009
An additional consideration for Exchange log file drive sizing…
When planning an Exchange 2007 installation storage considerations are a very important...
Author: TIMMCMIC Date: 08/12/2009
Enabling Standby Continuous Replication to use an alternate network interface in Exchange 2007 SP1
Many customers have requested instructions on how to enable standby continuous replication to use an...
Author: TIMMCMIC Date: 07/12/2009
Kerberos authentication, dns suffix lists, the replication service, and Exchange management commandlets…
When using any form of multi-machine Exchange 2007 replication (CCR / SCR) Kerberos authentication...
Author: TIMMCMIC Date: 07/01/2009
Setting up a Windows 2008 cluster where nodes reside in a disjointed DNS namespace…
When attempting to establish the cluster services on nodes that utilize a dis-joint DNS namespace,...
Author: TIMMCMIC Date: 06/28/2009
Windows 2008 / Exchange 2007 Single Copy Clusters (SCC) – Disk Is-Alive Checking
If you are using a Windows 2008 / Exchange 2007 Single Copy Cluster (SCC) you should read my...
Author: TIMMCMIC Date: 06/09/2009
Exchange 2007 SP1 CCR / LCR / SCR – Transaction Log Roll
Recently there have been some questions about transaction log rolling and continuous...
Author: TIMMCMIC Date: 06/09/2009
When to use restore-storagegroupcopy with the –force switch and standby continuous replication (SCR)
Recently there was a lively internal debate regarding how to use restore-storagegroupcopy and the...
Author: TIMMCMIC Date: 06/09/2009
Evicting an Exchange 2007 clustered node.
There maybe time in either Windows 2003 or Windows 2008 where it may become necessary to evict a...
Author: TIMMCMIC Date: 06/09/2009
Testing SCR in a production environment.
Occasionally I have an opportunity to work with our Exchange MVPs. Neil Hobson, one of our...
Author: TIMMCMIC Date: 06/08/2009
ExBPA incorrectly flags Windows 2003 cluster rules on Windows 2008
When running ExBPA against a Windows 2008 cluster (either CCR or SCC) the following best practices...
Author: TIMMCMIC Date: 05/19/2009
Exchange 2010: Two HA features which are no longer present…
As many probably already know Microsoft has announced the next version of Exchange – Exchange Server...
Author: TIMMCMIC Date: 05/03/2009
Network port design and Exchange 2007 clusters.
(An Exchange 2010 version of this article can be found here:...
Author: TIMMCMIC Date: 04/27/2009
File Share Witness (FSW) placement and the cluster group.
With Exchange 2007 Cluster Continuous Replication clusters the recommended quorum type for the host...
Author: TIMMCMIC Date: 04/26/2009
Windows 2008 / Multi-subnet clusters and using static routes.
=========================================================== SEE UPDATE...
Author: TIMMCMIC Date: 04/26/2009
One thing not to do when Exchange 2007 cluster setup fails…
There are times where cluster setup operations fail during the active clustered mailbox server...
Author: TIMMCMIC Date: 04/15/2009
Exchange 2007: Renaming the default storage group / mailbox database or deleting and recreating.
This question has seem to come up a lot lately, and since I have an opinion on it I figured it’s...
Author: TIMMCMIC Date: 04/12/2009
EXTRA!! EXTRA!! Read all about it…get your SCR fixes here (aka Exchange 2007 SP1 RU7 released!)
Exchange 2007 SP1 RU7 released today. The following important SCR (Standby Continuous...
Author: TIMMCMIC Date: 03/18/2009
Running setup.com /clearLocalCMS on a Windows 2008 cluster disables the machine accounted (VCO) associated with the CMS name.
The setup.com /clearLocalCMS is responsible for purging the clustered configuration for Exchange...
Author: TIMMCMIC Date: 03/17/2009
Exchange 2007 /newCMS or /recoverCMS fails when installing on Windows 2003 clusters.
When running Exchange 2007 /newCMS or /recoverCMS on a Windows 2003 clustered node, the following...
Author: TIMMCMIC Date: 03/16/2009
A lossy failover causes duplicate mails to be delivered to clients from the hub transport dumpster when using Exchange 2007 SP1 Cluster Continuous Replication (CCR).
In the recent weeks I have worked with some customers that have experienced duplicate mails in the...
Author: TIMMCMIC Date: 03/08/2009
Using Standby Continuous Replication in both single node cluster implementation and database portability implementation when only a single machine is available.
Last week I received an interesting question from one of our Exchange MVPs. “Can I use a...
Author: TIMMCMIC Date: 03/08/2009
Restore-StorageGroupCopy –standbymachine requires use of –force in order to complete successfully when activating a Standby Continuous Replication target in Exchange 2007 SP1.
When attempt to run restore-storagegroupcopy on an SCR target you may receive the following error...
Author: TIMMCMIC Date: 02/24/2009
Permissions recommended for the CNO (Cluster Name Object) in Windows 2008 for Exchange 2007 SP1 setup operations.
In Windows 2003 when cluster would attempt to create or modify Kerberos enabled machine accounts it...
Author: TIMMCMIC Date: 02/24/2009
Errors with Test-ReplicationHealth when using a multi-subnet Windows 2008 Cluster.
Windows 2008 supports having clustered nodes that are installed into different network...
Author: TIMMCMIC Date: 02/24/2009
Recommendations for enabling a two node Standby Continuous Replication target based on a Single Copy Cluster (Exchange 2007 SP1)
In this blog post I will assume there exists a source cluster that consists of a two node Exchange...
Author: TIMMCMIC Date: 02/17/2009
Get-storagegroupcopystatus = Initializing
A question that I see a lot of, and causes come confusion out there, is why does...
Author: TIMMCMIC Date: 01/26/2009
Cluster stability issues with Exchange 2007 SP1 RU5 Single Copy Clusters (SCC) enabled for Standby Continuous Replication (SCR) on Windows 2008
In the recent weeks I've worked several cases where Exchange 2007 SP1 Single Copy Clusters with...
Author: TIMMCMIC Date: 01/25/2009
Inconsistent results when enabling standby continuous replication (SCR) in Exchange 2007 SP1.
A common question that I receive from customers is why do I experience inconsistent results when I...
Author: TIMMCMIC Date: 01/22/2009
Exchange 2007 SP1 CCR- Windows 2008 Clusters - File Share Witness (FSW) failures.
Exchange 2007 SP1 Cluster Continuous Replication (CCR) clusters built on Windows 2008 most commonly...
Author: TIMMCMIC Date: 01/22/2009
The Windows Cluster service encountered and error during function OpenCluster.
When users attempt to use Exchange Management Shell (PowerShell) to perform management tasks against...
Author: TIMMCMIC Date: 01/21/2009
Exchange Replication Service (Exchange 2007 SP1) and Windows 2008 Clusters
If you are reading this blog post I also suggest you read the the following white paper: ...
Author: TIMMCMIC Date: 12/23/2008
Exchange 2007 SP1 RU5 - Error regarding replication between computers in different domains when using standby continuous replication (SCR).
Exchange 2007 SP1 RU5 introduces an error into the enable-storagegroupcopy -standbymachine...
Author: TIMMCMIC Date: 12/21/2008
Windows 2008 / Exchange 2007 SP1 - ESE 522 errors on CCR passive or SCR target machine.
There are some users that are experiencing errors on CCR (cluster continuous replication) passive...
Author: TIMMCMIC Date: 12/21/2008