Have you ever wondered what TCP port Exchange 2010/2013/2016 uses for database replication (log shipping and seeding)? That would be 64327 ...

In the Transport High Availability in Exchange 2013 article we discussed, amongst other topics, Exchange’s Shadow Redundancy feature and h...

Loose Truncation is a new feature that was introduced in Exchange 2013 Service Pack 1. Its purpose is to prevent possible disk space issue...

During a mailbox move operation if the active database becomes unavailable then the Mailbox Replication Service [MRS] contacts the active m...

Windows Server 2012 introduced a new quorum model called Failover Clustering Dynamic Quorum , which we can use with Exchange. When using Dy...

The Update-MailboxDatabaseCopy cmdlet is used to seed or reseed a mailbox database copy. Seeding is the process in which a copy of a mailb...

If, for some reason, the server currently hosting the Active Manager role of Primary Active Manager [PAM] fails, this role should automat...

Microsoft has made great improvements in Exchange 2013, some of these around Database Availability Groups [DAGs]. For example, it is now pos...

A change introduced in Exchange 2013 that many administrators are not aware is the fact that with the Enterprise Edition of Exchange, you c...

With Exchange 2010 and Database Availability Groups [DAGs], Microsoft greatly increases high availability and resilience in Exchange. But n...

So far I have encountered the following problem in two completely separate Exchange 2013 Preview environments when creating a Database Avai...

In Exchange 2007 and 2010, Continuous Replication operates by shipping copies of the logs created by the active database copy to the passi...

If you are doing maintenance on a server and want to suspend all passive database copies on that server it is very simple and all you have t...

If you have Exchange 2010 DAGs and you use iSCSI to present those servers with storage for the databases, you must ensure the DAG does not ...

A few days ago, someone at the Microsoft Forums asked if there was a script to alert an administrator of when Exchange performs a failover...