A solicitação
“Create a CDN topology with Internet through an edge firewall and global load balancer to four edge caches, two mid-tier caches, a router and an origin cloud.”
Depois, tenteAdd a third mid-tier cache.Change the origin cloud connection to a redundant second router.
O que há neste desenho
Entenda as decisões por trás dele.
01
Placed a global load balancer to distribute traffic across two edge aggregation switches
02
Used two mid-tier cache nodes for redundancy and failover between edge and origin
03
Segmented edge, distribution, and core tiers for scalable operations
When modeling CDN cache hierarchy with failover and tiered service-provider infrastructure.