In Forrester's 45-criteria evaluation of traditional disaster recovery service providers, we identified the six most significant service providers — CSC, HP, IBM, Phoenix, Recovery Point Systems, and SunGard — in the category and researched, analyzed, and scored them. This report details our findings about how well each vendor fulfills our criteria and where they stand in relation to each other to help infrastructure and operations (I&O) professionals select the right partner for their resiliency and recovery needs.