Looking for more info on Exchange 2010? Here is the Exchange 2010 landing page in TechNet
 
 
       More specifically here is some great low level detail on how Database Availability Groups (DAG) work in ex2010.. They completely trashed all the old high availability solutions we had in 2007. No more CCR, SCR, LCR etc…
 
 
 
 
 
 
 
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