Five9 Reliability

A Scalable and Reliable Solution Trusted by Hundreds of Call Centers

With hundreds of customers placing their trust in Five9 for a reliable, scalable platform to run their call center operation, Five9 is committed to avoiding unplanned disruptions in service. The Five9 platform is architected for a high degree of fault tolerance, leveraging redundant phone carriers, internet connections, hardware components, and software servers. Our proprietary solution was built from the ground up to be:

  • Capable of supporting multiple accounts (tenants)
  • Optimized for high-volume telephony
  • Resilient in hardware and software architecture


Build your call center in the cloud

Eliminate the hassle and expense of your outdated infrastructure. Five9 offers all the functionality of on-premise technology, with all the cost savings benefits of cloud computing.

Maintenance Window Management

For customers that operate 24 hours a day, 7 days a week, Five9 provides managed maintenance windows that ensure continuity of operations while system maintenance is performed. During the maintenance, calls and agents are diverted to a real-time mirror of the primary instance of the Five9 Virtual Call Center, and after the maintenance is completed the agents and calls are automatically returned to the primary instance.

Geographic Redundancy Option

For customers that are seeking the highest degree of architecture redundancy, Five9 offers an option for Geographic Redundancy that will automatically back up the system and provides failover services within minutes of a disruption.

Learn More About Five9 Reliability

Five9 provides many valuable resources on this website to help you learn more about the benefits of using our on-demand call center software. We encourage you to browse our website and download additional information to help you learn more about our technology and products.

 Total Cost of Ownership Benefits of a Hosted Solution 

 Cloud-based Advantages 


Success Story