The allocation ID of the Elastic IP address for an internet-facing load balancer.
The IPv6 address. You associate IPv6 CIDR blocks with your VPC and choose the subnets where you launch both internet-facing and internal Application Load Balancers or Network Load Balancers.
The private IPv4 address for an internal load balancer.
ID of the subnet of which to attach to the load balancer. You can specify only one subnet per Availability Zone.