AWS Tutorial AWS Solutions Architect and SysOps Administrator - Private Subnet Versus Public Subnet

This lecture explains the differences between public and private subnets in AWS. It covers the creation of a VPC, subnets, security groups, route tables, and internet gateways. The lecture details how to configure a public subnet with a public route table and a private subnet with a private route table. It also discusses the use of NAT gateways for internet access from private subnets and the role of a Bastion host for accessing private instances. The lecture concludes with a summary of the key differences between public and private subnets.

Describe how to connect to a private instance from outside the VPC.

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What is a Bastion host and how is it used in relation to private instances?

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Summarize the key points regarding the accessibility of instances in public and private subnets.

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