Cisco Security Monitoring, Analysis, and Response System (CS-MARS) appliances are built with a fair amount of redundancy, especially if you’re deploying one of the larger models, such as the MARS-100/100e or MARS-200, both of which have the following features:
• Dual power supplies
• Redundant Array of Independent Disks (RAID) 1+0 hard-disk arrays
• Multiple processors
Even with this built-in redundancy, you still need to plan for disaster recovery. You need to consider the process of recovering from a hardware failure of the MARS appliance, in addition to how to recover from a larger-scale disaster, such as a fire, earthquake, or flood. All recovery plans should be well documented and tested, and MARS ...