This is becoming a pretty common question in my Exchange classes. Which should I use? Why one over the other? My current recommendation is to use CCR whenever possible vs. SCC. Why? I am glad you asked that question. High Availability, see my definition here, is all about risk mitigation. What we should be doing is identifying risks to our important/critical applications and finding ways to eliminate or at least mitigate the risks where economically feasible. One of the major risks that I see with Exchange Server 2007, as well as previous versions of Exchange, is losing my production database … Continue reading Which Exchange Server 2007 Server Cluster Type Should I use, CCR or SCC?
A fairly common scenario for a cluster administrator is to move a cluster from one SAN to another as SAN equipment is replaced with newer/faster SANs or the old SAN’s lease is up and a new one is being brought in. The easiest way that I have found to do this is to use these steps (this is from memory, let me know if I missed one or two): Super High Level Steps: Put the new array in the same fabric as the existing array Create new LUNs on the new array and make sure they are visible … Continue reading Moving a Cluster to a New SAN – Original Posted Jul 22, 2005