If you have a server, you might want to add more storage to it, then it has. And you might want to or more servers to see the same storage. And for this ISCSI is a very good and easy way to go.
I use Synology software,,as Xponology on an IBM x3650 M1 server, but you can just as well use real Synology Boks - http://amzn.to/1pj18Ab
My PlayHouse is a channel where i will show, what i am working on. I have this house, it is 168 Square Meters / 1808.3ft² and it is full, of half-finished projects.
I love working with heating, insulation, Servers, computers, Datacenter, green power, alternative energy, solar, wind and more. It all costs, but I'm trying to get the most out of my money, and my time.