Find out about the types of subnets that are created in a VPC and what resources each subnet hosts.
- [Narrator] When we're creating subnets at AWS, … we have a number of choices. … Primarily we're talking about public or private subnets. … It's your choice. … You can create these in any availability zone … depending on your design. … Now if I have a subnet that needs access to the internet, … for example, I have a load balancer … hosted on a public subnet … that's going to accept incoming network traffic … from customers to my application, … well, they're going to have to be hosted on a public subnet. … Anything on a public subnet, i.e. a resource, … will need public IP addresses … to actually communicate across the internet. … If I'm talking about an application piece … such as an application server or a database server, … perhaps I should place them on subnets … that don't need direct access to the internet. … That's a private subnet. … A private subnet will be using private IP addresses. … So the type of subnet determines … the type of IP address that will be used. … Remember, subnets can't span across availability zones. …
- Creating a VPC
- Creating subnets
- Default and custom route tables
- IP addressing
- Creating security groups
- Configuring an internet gateway
- Peering VPCs together
- Sharing VPC resources
- Creating flow logs for monitoring
- Controlling access with IAM roles
- Dedicated tenancy
- Using automation for compliance
Skill Level Intermediate
What you should know2m 7s
1. VPC Architecture
2. Creating VPCs
3. Creating Subnets
4. IP Addressing
5. VPC Security
6. VPC Public Connectivity
7. VPC Private Connectivity
8. VPC Compliance
Next steps1m 23s
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