Most of us know what a data center is, so you can probably easily guess what a backup data center is. What you may not know is that there are three general models for a backup data center, and they differ primarily with regards to their cost and the length of time it takes to bring them online. As you can well imagine, the faster the backup needs to come online, the more expensive it tends to be. Pull up an ear and I'll take you through the three models and explore a few options for each.

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