Jaap Wesselius

Jaap Wesselius is an independent consultant from The Netherlands focusing on (Microsoft) Business Productivity solutions with Microsoft Exchange, Lync and Office 365. Prior to becoming an independent consultant in 2006, Jaap worked for 8 years for Microsoft Services in The Netherlands, specializing in Exchange Server. Jaap has a Bsc in Applied Physics & Computer Science, is an MCSE, MCITP and MCT, and has consistently been awarded the Microsoft MVP Award (Exchange Server, eighth year now) for his contributions to the (Dutch) Exchange community. For his blog posts, you can visit http://www.jaapwesselius.com. If you'd like to get in touch, you can reach Jaap via email at Simple-Talk@jaapwesselius.nl, or follow him on twitter as @jaapwess.

22 August 2008
22 August 2008

Exchange Database Technologies

One of the most misunderstood technologies in Exchange Server, regardless of its version, is the database technology. Most people, even Exchange administrators know it is something to do with ESE and tools like ESEUTIL, but once it's running they leave it that way for the rest of their lives. It's too difficult and you'd better not touch it in case it breaks....… Read more
12 August 2008
12 August 2008

Exchange 2007 Mailbox Server Clustering

The original, rather complex, Exchange clustering, 'Single Copy Cluster', protects you against a server failure but not a database failure. 'Local Continuous Replication' protects you from database failure, but not server failure. The more simple 'Clustered Continuous Replication' protects against both. If you use it with Transport Dumpster, you won't lose emails.… Read more