How much redundancy should you implement to support your critical ICT infrastructure. This is a common question when making decisions regarding the design of redundant and robust ICT systems, networks, and their supporting power, cooling and facility infrastructure. The reliability decision tree outlined below has been incorporated into the ANSI/BICSI 002 Data Center Design and Operations standard, which simplify the process into four simple steps. This methodology can be used to help guide design decisions for the: Application Architecture ICT Systems (servers, storage) Network Architecture and Topology Network Cabling Infrastructure Power Distribution and Backup Energy Sources Cooling
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