Exchange Service Availability….For the greater good…

I recently authored a post over at the Exchange Team Blog about Exchange ESE and Windows Disk Timeout values. http://blogs.technet.com/b/exchange/archive/2011/11/17/windows-disk-timeouts-and-exchange-server-2010.aspx Whilst writing that article and especially researching how ESE timeouts have evolved, I began thinking about the history of Exchange availability and how the product has evolved over my time working with it… In the…


Support for Virtualising Exchange Server 2010 SP1 has changed..?

The support stance for virtualising Exchange Server 2010 SP1 has changed significantly over the last few days and seems pretty unambiguous. However you need to be a bit careful about what actually is and isn’t supported. The statement from Kevin Allinson on the Exchange Team blog yesterday reads: “Combining Exchange 2010 high availability solutions (database…


1 AD Site, 1 DAG = no DAC

So as the TechNet article ( Understanding Datacenter Activation Coordination Mode ) explains you can’t enable DAC mode in Exchange Server 2010 for a DAG where all members are in the same AD site…  So what happens if you lose your primary data centre where your Witness Server is located and you do have a…


CCR or SCC?

Have had this discussion on many occasions and this 3Sharp whitepaper by Missy Koslosky would have proved very useful as an external reference point… High Availability Choices for Exchange Server 2007: Continuous Cluster Replication or Single Copy Clustering In conclusion…  (this isn’t the only bit I read) “Exchange Server 2007 is a mission critical application….


Deploying Exchange 2007 on VMWare?

VMWare Podcasts – VMWAre Infrastructure 3 Podcast: Disaster Recovery (DR) for Exchange using VMWare @ http://www.vmware.com/resources/podcasts/server_consolidation.html by Scott Salyer, VMware Technical Solutions Architect Using VMWare infrastructure we can help increase the flexibility of your high availability solution for exchange Reduce cost Enhance availability of Exchange through VMWare and MS Exchange features Scott makes a lot…