The multi-site active-active strategy provides strong advantages, as compared to other DR scenarios, because a redundant service architecture is running in the cloud. In this scenario, the primary service (on-premises) can failover at any time, and can cope with the production traffic. A strong point of multi-site active-active is that traffic can be split for AB testing, game day exercises, and custom traffic distribution. Multiple regions can be used to achieve golden availability metrics with five nines: