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Networking

On-premises networking is fundamentally different from cloud networking. There is no VPC wizard, no managed load balancer, no automatic DNS. You design the physical topology, configure the switches, and run the protocols that make Kubernetes networking work on bare metal.

ModuleDescriptionTime
3.1 Datacenter Network ArchitectureSpine-leaf topology, ToR, L2/L3, MTU, VLAN design60 min
3.2 BGP & Routing for KubernetesBGP peering, Calico BGP, route reflectors, multi-site60 min
3.3 Load Balancing Without CloudMetalLB, kube-vip, HAProxy/Keepalived60 min
3.4 DNS & Certificate InfrastructureInternal DNS, split-horizon, cert-manager with Vault CA45 min