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kubernetes•Jan 8, 2026
Day-30 Kubernetes Networking Decoded: Why We Need Ingress and Ingress Controllers
Ingress is a smart router for your cluster, exposing one entry point and directing traffic based on rules you define, making it ideal for production clusters with multiple microservices.
devTo
Original source
Key summary
Moving beyond NodePort and LoadBalancer, Ingress and Ingress Controllers provide smarter traffic routing in Kubernetes, offering cost efficiency, clean URLs, and SSL/TLS termination.
TL;DR
- Ingress is a smart router for Kubernetes clusters.
- It exposes one entry point and directs traffic based on rules.
- Ingress Controllers implement Ingress rules and process traffic.
- Ingress Controllers are software (Pods) that read and process Ingress rules.
- Popular Ingress Controllers include NGINX, Traefik, HAProxy, and Istio.
- Ingress offers cost efficiency and clean URLs.
- It also provides SSL/TLS termination.
This content is automatically summarized using AI. For full context, always refer to the original article.
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