VPC & Networking
4 articles from official documentation
Mastering Application Load Balancers: The Key to Efficient Traffic Management
Application Load Balancers are essential for managing traffic at the application layer. They intelligently route requests based on listener rules and target groups, optimizing your application’s performance. Dive in to understand how they work and what you need to watch out for in production.
- →Understand that Application Load Balancers operate at the application layer, enabling advanced routing.
- →Configure listeners to check for connection requests using specific protocols and ports.
VPC Peering: Direct Connections for Your AWS Architecture
VPC peering is a powerful tool for enabling secure communication between AWS virtual private clouds. By allowing resources in peered VPCs to interact as if they were on the same network, it eliminates the need for public internet traversal. Dive in to understand how to leverage this feature effectively.
- →Establish secure communication using VPC peering connections between AWS VPCs.
- →Utilize private connections to eliminate public internet traversal for resource interaction.
Mastering NAT Gateways: Your Key to Secure VPC Connectivity
NAT gateways are essential for managing secure outbound traffic from private subnets in AWS. They allow instances to access the internet while blocking unsolicited inbound connections. Understanding how they work can save you from common pitfalls in your VPC architecture.
- →Understand that NAT gateways prevent unsolicited inbound connections while allowing outbound traffic.
- →Remember that public NAT gateways use Elastic IPs only with internet gateways in the same VPC.
Fortify Your VPC: Essential Security Best Practices
Securing your VPC is critical to protecting your AWS resources. Implementing security groups and network ACLs can significantly reduce your attack surface. Dive into the best practices that keep your applications safe in the cloud.
- →Use security groups to control traffic to EC2 instances in your subnets.
- →Implement network ACLs for additional control over inbound and outbound traffic.