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Choosing the right ELB

As is well documented on AWS at https://aws.amazon.com/elasticloadbalancing, there are 2 versions and 3 types of ELB available:

Version 1 with Classic Load Balancer (CLB)
Version 2 with Application Load Balancer (ALB) and Network Load Balancer (NLB)

Each product can be described as follows:

CLB is the first version of the Elastic Load Balancer and was made available in Spring 2009. For more information on this, refer to https://aws.amazon.com/blogs/aws/new-aws-load-balancing-automatic-scaling-and-cloud-monitoring-services/. This is one of the most popular Load Balancer, but it is also the one with the fewest features.
ALB was made available during summer 2016. For more information, refer to https://aws.amazon.com/blogs/aws/new-aws-application-load-balancer/ ...

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