[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"cheat-sheet---en":3,"domain-info---en":3,"topic-info----en":3,"next-aws-certified-cloud-practitioner-cloud-technology-and-services-networking-services-route-53-and-dns-en":4,"lesson-aws-certified-cloud-practitioner-cloud-technology-and-services-networking-services-route-53-and-dns-en":18,"prev-aws-certified-cloud-practitioner-cloud-technology-and-services-networking-services-route-53-and-dns-en":27},null,{"locked":5,"reason":6,"meta":7,"item":3},true,"paywall",{"title":8,"description":9,"isFree":10,"estimatedMinutes":11,"difficulty":12,"learningObjectives":13},"Hybrid and Private Connectivity","Learn how to connect on-premises networks and other VPCs to AWS with Site-to-Site VPN, Direct Connect, VPC peering, Transit Gateway, and VPC endpoints.",false,16,"beginner",[14,15,16,17],"Explain how AWS Site-to-Site VPN connects an on-premises network to a VPC","Describe AWS Direct Connect and when its dedicated connection is worth the cost","Compare VPN and Direct Connect across cost, setup, and performance","Describe VPC peering, Transit Gateway, and VPC endpoints for private connectivity",{"locked":5,"reason":6,"meta":19,"item":3},{"title":20,"description":21,"isFree":10,"estimatedMinutes":11,"difficulty":12,"learningObjectives":22},"Amazon Route 53 and DNS","Understand how DNS turns a domain name into an IP address, what Amazon Route 53 does, its main routing policies, and how health checks support failover.",[23,24,25,26],"Explain what DNS does and how a domain name resolves to an IP address","Describe the three main functions of Amazon Route 53","Compare the main Route 53 routing policies and when to use each","Explain how health checks support DNS failover",{"locked":5,"reason":6,"meta":28,"item":3},{"title":29,"description":30,"isFree":10,"estimatedMinutes":31,"difficulty":12,"learningObjectives":32},"VPC Security: Security Groups and Network ACLs","Learn the two firewalls built into every VPC: security groups at the instance level and network ACLs at the subnet level, and how stateful and stateless filtering differ.",14,[33,34,35,36],"Explain how a security group controls traffic at the instance level and why it is stateful","Describe how a network ACL controls traffic at the subnet level and why it is stateless","Compare security groups and network ACLs across their key differences","Identify how the two work together as layered defense"]