On 1/9/2013 5:05 AM, Steve Campbell wrote: > I won't have shared storage for these two servers. These servers will be > firewalls, so IP's and a script to install the iptable rules will be all > that float between the servers. how will you update the rules on the standby server if you're using power fencing? and, I concur with the other response re: odd choice of hardware for HA. I would never use a system that doesn't have ECC memory for a mission critical application, and if its not mission critical, why bother with HA at all?