• Load balancer can be
    • internal facing to VPC only
    • internet facing
  • nodes have public IP address
  • internet facing has a public DNS name which resolves to public IP
  • it routes requests received from Internet to specific or destined EC2 instances
  • EC2 instances which are registered load balancer receive the requests
  • For VPC having a load balancer with Classic Link,  EC2-Classic instances can be linked
  • EC2-VPC Load balancers
    • Supports only IPv4 addresses
  • EC2-Classic Load balancers
    • Support both IPv4 and IPv6 addresses.
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