A financial institution is reviewing their network infrastructure to achieve zero downtime for their critical online transaction processing system. They require an infrastructure design that not only distributes incoming network traffic across multiple servers but also maintains another set of synchronized servers ready to take over instantly in the event of a system failure. Which specific deployment strategy should the institution implement to provide both load balancing and instantaneous failover capability?
Network multipathing
Global Server Load Balancing (GSLB)
Active-active with failover clustering
Active-standby
Active-passive with failover clustering
Round-robin DNS