{"id":8,"date":"2026-08-09T19:53:51","date_gmt":"2026-08-09T19:53:51","guid":{"rendered":"http:\/\/corpolearn.wp\/aws\/\/aws-vpc-architecture-guide-subnets-route-tables-nat-gateways-transit-gateway\/"},"modified":"2026-08-09T19:53:51","modified_gmt":"2026-08-09T19:53:51","slug":"aws-vpc-architecture-guide-subnets-route-tables-nat-gateways-transit-gateway","status":"publish","type":"post","link":"https:\/\/corpolearn.com\/aws\/aws-vpc-architecture-guide-subnets-route-tables-nat-gateways-transit-gateway\/","title":{"rendered":"AWS VPC Architecture Guide: Subnets, Route Tables, NAT Gateways &#038; Transit Gateway"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Designing a secure enterprise <strong>Amazon VPC (Virtual Private Cloud)<\/strong> requires proper CIDR allocation, public\/private subnet segmentation, multi-AZ NAT Gateways, and centralized connectivity via <strong>AWS Transit Gateway<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Recommended Subnet Breakdown<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n  <li><strong>Public Subnets (10.0.1.0\/24):<\/strong> Ingress ALBs, NAT Gateways, Bastion hosts.<\/li>\n  <li><strong>Private Application Subnets (10.0.10.0\/24):<\/strong> EC2, ECS tasks, Lambda VPC ENIs.<\/li>\n  <li><strong>Database Isolated Subnets (10.0.20.0\/24):<\/strong> RDS Aurora endpoints with zero internet access routes.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Designing a secure enterprise Amazon VPC (Virtual Private Cloud) requires proper CIDR allocation, public\/private subnet segmentation, multi-AZ NAT Gateways, and centralized connectivity via AWS Transit Gateway. Recommended Subnet Breakdown Public Subnets (10.0.1.0\/24): Ingress ALBs, NAT Gateways, Bastion hosts. Private Application Subnets (10.0.10.0\/24): EC2, ECS tasks, Lambda VPC ENIs. Database Isolated Subnets (10.0.20.0\/24): RDS Aurora endpoints [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_cl_workflow_state":"","_cl_content_brief":"","_cl_target_topic":"","footnotes":""},"categories":[16],"tags":[],"class_list":["post-8","post","type-post","status-publish","format-standard","hentry","category-aws-networking"],"_links":{"self":[{"href":"https:\/\/corpolearn.com\/aws\/wp-json\/wp\/v2\/posts\/8","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/corpolearn.com\/aws\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/corpolearn.com\/aws\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/corpolearn.com\/aws\/wp-json\/wp\/v2\/comments?post=8"}],"version-history":[{"count":0,"href":"https:\/\/corpolearn.com\/aws\/wp-json\/wp\/v2\/posts\/8\/revisions"}],"wp:attachment":[{"href":"https:\/\/corpolearn.com\/aws\/wp-json\/wp\/v2\/media?parent=8"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/corpolearn.com\/aws\/wp-json\/wp\/v2\/categories?post=8"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/corpolearn.com\/aws\/wp-json\/wp\/v2\/tags?post=8"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}