advanced~2.5h
Load Balancer Types Deep Dive: ALB, NLB & Gateway LB
The operational depth behind AWS's three load balancer types — path/host-based routing on ALB, extreme throughput and static IPs on NLB, and transparent traffic inspection with Gateway Load Balancer — and how to choose correctly between them.
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Subtopics
🎓 Learning objectives
- •Choose correctly between ALB, NLB, and Gateway Load Balancer for a given traffic pattern and protocol
- •Explain how ALB's path-based and host-based routing let one load balancer serve multiple backend services
- •Explain what Gateway Load Balancer inserts into the traffic path and why that's architecturally different from ALB/NLB
- •Explain cross-zone load balancing and its cost implication for NLB specifically
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📂 Subtopics
Related concepts
auto-scaling-load-balancingvpc-networkingec2-fundamentalshybrid-connectivity