![]() ![]() ![]() The following table provides a comparison of some of the key features relevant to AWS exams: FeatureĮlastic Load Balancing provides fault tolerance for applications by automatically balancing traffic across targets – Note: The CLB is not covered in detail on this page as it is on old generation load balancer and is no longer featured on most AWS exams. Gateway Load Balancer (GLB) – layer 3/4 load balancer used in front of virtual appliances such as firewalls and IDS/IPS systems.Network Load Balancer (NLB) – layer 4 load balancer that routes connections based on IP protocol data.Application Load Balancer (ALB) – layer 7 load balancer that routes connections based on the content of the request.Classic Load Balancer (CLB) – this is the oldest of the three and provides basic load balancing at both layer 4 and layer 7.There are four types of Elastic Load Balancer (ELB) on AWS: Network traffic can be distributed across a single or multiple Availability Zones (AZs) within an AWS Region. You'll gain access to our entire libary of on-demand training courses - current and future - for the next 12 months.Įlastic Load Balancing automatically distributes incoming application traffic across multiple targets, such as Amazon EC2 instances, containers, and IP addresses. ![]() Take advantage of our SPECIAL OFFER and save 25% on our Annual Membership! ![]()
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