Load Balancing

Distributing traffic across multiple backend instances — algorithms, health checks, and layer 4 vs layer 7 balancing.

Read

45 min

Practice MCQs

25

Interview QA

25

Edition

v4

Editorial status

Reviewed

Relevant for

Network Engineer

Scope: Current HTTP/1.1, HTTP/2, QUIC, TLS 1.3, Forwarded, HAProxy 3.2, NGINX, Envoy, Kubernetes, AWS ELB, and Google Cloud Load Balancing references reviewed 2026-09-04.