NETWORKING
Network Load Balancer
High-performance Layer 4 load balancer for TCP, TLS, and UDP flows.
Also appears as
NLBCHOOSE IT WHEN
What job does it solve?
Connection-level routing, static IP support, or very high Layer 4 performance is required.
DO NOT CONFUSE IT WITH
Where does it stop?
HTTP-aware routing rules are the deciding requirement.
COMPARE NEXT
Closely related services
IN THIS COURSE
Lessons that mention it
- Lesson 18Choose the right front door—and cache only safe data
- Lesson 25Remove one Availability Zone—what still works?
- Lesson 30Interactive scalable VPC topology and load balancing
- Lesson 39Compute rightsizing, scaling, availability, and load-balancer economics
- Lesson 43Interactive network flow, edge delivery, and transfer-cost tracing
OFFICIAL AWS SOURCE