Virtualization helps whittle disaster recovery time from weeks to hours

American Tower's old disaster recovery system could have resulted in a weeks worth of lost data. A new virtualization project brought the backup system into real-time sync with the production system and cut the time to get back fully online from four months to a single hour. Rob Sherman, director of IT operations at the cell phone tower company, explains how the new system works and how the company implemented it. (12:51)

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