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Tim McMichael
Navigating the world of high availability...and occasionally sticking my head in the cloud...
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Office 365: More options button missing when configuring migration batch
Posted
9 months ago
by
TIMMCMIC
1
Comment
In Office 365 mailboxes are migrated to the service by configuring a migration batch. When establishing the move configuration settings a “More Options” button was present. The “More Options” button allowed administrators to configure the...
Exchange 2010 / 2013: What constitutes a failure of the replication network…
Posted
8 months ago
by
TIMMCMIC
5
Comments
In both Exchange 2010 and Exchange 2013, customers can deploy one or more replication networks in a database availability group (DAG). There can be many reasons for using a replication network, but in most cases they are used to provide a dedicated...
Office 365: Mail to deleted mail enabled user accounts results in NDR
Posted
8 months ago
by
TIMMCMIC
4
Comments
Customers may have users with a security principal within their domain that do not have a mailbox hosted within their messaging solution. In this event customers choose to mail enable the user accounts. In an Exchange environment mail enabled...
Office 365: Add an embedded link to an object in Outlook Web App
Posted
7 months ago
by
TIMMCMIC
Outlook Web App offers the ability for users to add hyper links to certain objects within a message. Commonly this feature is utilize when converting a text statement to a particular URL. To invoke this feature the message author would highlight...
Part 10: Datacenter Activation Coordination – My nodes not invalid!
Posted
6 months ago
by
TIMMCMIC
The Start-DatabaseAvailabilityGroup cmdlet is used to restore failed nodes in a Database Availability Group (DAG) by joining the evicted nodes back to the existing cluster. When a node joins a cluster it is assigned a unique decimal value ID. For...
Exchange and Office 365: Mail Forwarding
Posted
6 months ago
by
TIMMCMIC
7
Comments
Exchange Server and Office 365 offer many different options for forwarding messages to different recipients. Some of these options exist for users and others are for administrators. Administrators can also control how forwarding is handled within the...
Exchange 2013 / Exchange 2010: Database availability groups with shared storage on Windows 2012 and Windows 2012 R2
Posted
6 months ago
by
TIMMCMIC
2
Comments
Although Exchange no longer uses shared storage, it can be deployed in clustered environments where shared storage is used. The storage is not actually shared between nodes as was the case with traditional clustering. Instead, the storage is presented...
Exchange 2010 / 2013 – PAM and the Cluster Core Resources
Posted
5 months ago
by
TIMMCMIC
5
Comments
At any given time, in every database availability group (DAG), there is one member that is responsible for the coordination of database actions across the DAG. This member is known as the Primary Active Manager (PAM). The current PAM can be determined...
Exchange 2013: In place upgrade places components in an offline state.
Posted
3 months ago
by
TIMMCMIC
10
Comments
In Exchange 2013 we introduced the concept of server component states. This allows administrators a great deal of flexibility to control a server’s ability to service certain requests either partially or fully. More information on server component...
Outlook: SMTP Address displayed in profile does not change when the users primary email address changes.
Posted
2 months ago
by
TIMMCMIC
3
Comments
In recent weeks I have had the chance to work with several customers on an inquiry regarding the SMTP address displayed in an Outlook profile. Let us take a look at an example. In Exchange 2013 a user account is provisioned and has a primary...
Office 365: Large item migration limits did not apply…
Posted
12 days ago
by
TIMMCMIC
1
Comment
Administrators of Office 365 may have been pleasantly surprised to hear that the large item migration limit for hybrid mailbox moves has increased. Administrators may now migrate messages up to 150 meg. Originally when performing a migration any item...
Exchange 2010 / Exchange 2013: Attempting to mount a new database results invalidOperationException
Posted
1 day ago
by
TIMMCMIC
2
Comments
In Exchange 2010 and Exchange 2013 the process of mounting a database has changed since Exchange 2007. In versions prior to Exchange 2010 the Information Store process on a server was solely responsible for tracking the creation of mailbox databases...
Exchange / Office 365: Have a centralized mailbox for application processing with individual customer SMTP addresses
Posted
1 day ago
by
TIMMCMIC
2
Comments
Customers may implement CRM applications that track customer interactions. In some instances the CRM applications are configured to archive and record email transactions that are sent to and from customer service representatives. I...
Office 365: Directory synchronization and object attributes…
Posted
1 day ago
by
TIMMCMIC
2
Comments
For many Office 365 customers directory synchronization is the primary method of populating their Office 365 tenant with users, groups, and contacts. The directory synchronization process allows for the centralized management of these objects. ...
Exchange 2010: Remove-databaseavailabilitygroupserver–configurationOnly does not evict the member from the cluster.
Posted
over 1 year ago
by
TIMMCMIC
2
Comments
Administrators may encounter conditions where DAG members cannot be gracefully removed from a database availability group. For example, a member server may have encountered an unrecoverable failure or the server may need to be removed from the DAG...
Backup dates and times are incorrect even though data has been committed to backup media successfully….
Posted
over 2 years ago
by
TIMMCMIC
This week I had a chance to speak with a customer who raised concerns that their backups were completed according to their backup application but Exchange was not showing that a successful full backup had occurred. In this instance, the customer...
Exchange 2007 - Standby clustering with pre-staged resources (part 2)
Posted
over 3 years ago
by
TIMMCMIC
Recently I’ve worked with several Exchange 2007 customers that are leveraging storage replication solutions with a Single Copy Cluster (SCC) as part of their site resiliency / disaster recovery solution for Exchange data. As a part of these implementations...
Another recommended read….
Posted
over 3 years ago
by
TIMMCMIC
http://blogs.technet.com/b/jamec/archive/2011/08/01/exchange-2010-database-page-fragmentation-caused-by-archive-solutions.aspx
Exchange 2010 and Windows 2008–Partitioned Cluster Networks
Posted
over 3 years ago
by
TIMMCMIC
Recently I had the opportunity to work on an Exchange 2010 Database Availability Group installation where nodes were installed in multiple data centers. Although not uncommon to have nodes installed in multiple data centers what was uncommon was...
A good read on VSS backups…
Posted
over 2 years ago
by
TIMMCMIC
http://blogs.technet.com/b/exchange/archive/2012/06/04/everything-you-need-to-know-about-exchange-backups-part-1.aspx
Exchange 2010: Using seedingPostponed results in a seeded database…
Posted
over 2 years ago
by
TIMMCMIC
In Exchange 2010 the add-mailboxdatabasecopy command is utilized to add mailbox database copies to database availability group members. When a copy is first added to a member the database is automatically seeded along with the content index. ...
Exchange 2013: OutlookMailboxDeeptTestProbe fails with Access Denied
Posted
over 1 year ago
by
TIMMCMIC
1
Comment
I recently had an opportunity to work with a customer who was experiencing unexpected database failovers between nodes. When looking at the ProbeResults log within the ActiveMonitoring crimson event channel the following error event was noted (full...
Exchange 2010: StopDagServerMaintenance.ps1 resets server and database suspension states…
Posted
over 1 year ago
by
TIMMCMIC
2
Comments
In Exchange 2010, when a database availability group (DAG) member needs service, it can be placed into maintenance mode. To do this, Exchange 2010 includes scripts for this process called StartDagServerMaintenance.ps1 and StopDagServerMaintenace.ps1. ...
An additional consideration for Exchange log file drive sizing…
Posted
over 5 years ago
by
TIMMCMIC
When planning an Exchange 2007 installation storage considerations are a very important factor. I wanted to call attention to a sizing consideration that may not be accounted for in other places. This sizing consideration should be accounted...
Exchange 2007 SP1 - /recoverCMS and version errors.
Posted
over 5 years ago
by
TIMMCMIC
When running Exchange 2007 SP1 and the command setup.com /recoverCMS /cmsName:<NAME> /cmsIPAddress:<IP> you may receive the following warning: The installed version of Exchange Server 2007 may be different from the version you are trying to...
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