Elastic Load Balancer

Definition

  • Elastic Load Balance (ELB) is a service that automatically distributes incoming traffic across multiple backend cloud servers based on predefined forwarding policies

Functions

  • Load balancing over TCP, UDP, HTTPS, and HTTP
  • Access through VPN, intranet, and Internet

Application Scenarios

  • Load Distribution: For websites with heavy traffic or internal office systems of governments or enterprises, ELB helps distribute service loads to multiple backend cloud servers, improving service processing capabilities
  • Capacity Expansion: For applications featuring unpredictable and large fluctuations in demand, for example, video or e-commerce websites, ELB can automatically scale their capacities