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Lessons (8)

• VPC Endpoints, Transit Gateway and Hybrid Networking

  … See [interface endpoint configuration](https://docs.aws.amazon.com/vpc/latest/privatelink/interface-endpoints.html). Diagnose by separating …

• VPC Networking Without the Confusion

  … An S3 gateway endpoint can instead provide access to S3 through VPC routing without requiring a NAT path …

• Containers at Scale: ECS Deep Dive and EKS

  … ip ). - Enforce NetworkPolicies with VPC CNI network policy support or Cilium, and attach security groups for pods when …

• Practical Project: Deploy a Real CRM App on EKS

  … The Service has endpoints: kubectl -n dev get endpoints crm-core . 3. The Ingress created an ALB with …

• Cluster Networking, DNS and NetworkPolicies

  … A CNI plugin (Calico, Cilium, AWS VPC CNI, Flannel) implements these rules. The plugin you choose decides performance …

• Internals, Upgrades, Resilience and Interview Questions

  … Liveness vs readiness vs startup probes? Liveness restarts a stuck container, readiness removes a pod from Service endpoints …

• Cost Optimization and the Well-Architected Framework

  … selected VPC endpoints. List hourly infrastructure, processed data, cross-AZ transfer, and necessary third-party access. Endpoints may …

• Run Containers on AWS with ECR and ECS

  … Private task subnets need outbound access to ECR and related dependencies, through NAT or appropriate VPC endpoints. An …