5Networking and Content Delivery
- 5.1Operating VPC Networking
Understand operating a VPC: public/private subnets, IGW and NAT gateway, security groups vs. NACLs, VPC endpoints, and troubleshooting with VPC flow logs. The starting point for "Networking and Content Delivery" in SOA-C02.
- 5.2Route 53 and DNS Routing
Understand Route 53 hosted zones and records, health checks, and choosing routing policies (failover/latency/geolocation/weighted/simple).
- 5.3Operating CloudFront and Load Balancing
Understand CloudFront edge caching (TTL, invalidation), ELB types (ALB/NLB) and health checks, and choosing between them in operations.
- 5.4In-scope services for networking and content delivery
A roundup of in-scope SOA-C03 services for networking and content delivery—VPC, connectivity, DNS, and delivery.

