This example toplogy contains 2 large regions (NYC and SJC) and a small region (SYD). Each region has 3 VLANS:
Production
: for products serving customersInfrastructure
: for internal infrastructure
servicesEgress
: for VMs which have Internet egress access via a
NAT gatewayWhile the large regions have the Production
and
Infrastructure
subnets segmented per rack, the smaller SYD
region has all subnets covering the entire region.