From the course: AWS Well-Architected Framework: Reliability Pillar

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Planning reliable network topology

Planning reliable network topology - Amazon Web Services (AWS) Tutorial

From the course: AWS Well-Architected Framework: Reliability Pillar

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Planning reliable network topology

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- [Instructor] When we're planning for network reliability, there's a number of components that we have to consider the services that we order and how we actually implement and set up those services, particularly the network services, which are managing and containing our infrastructure. So first up, we have to deal with subnets. How many subnets do we need, well, application servers, web servers, database servers, maybe we need subnets for update servers or specific routing requirements. We want to have redundancy and reliability, therefore we should mirror those subnets across multiple data centers, multiple availability zones. The application that the users or customers will be using will be fronted typically at Amazon with a load balancer. That will be the public access point. That load balancer is a managed service and it's heavily redundant and reliable as well. The DNS service of Amazon, route 53, the records are…

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