NGINX reverse proxy is a configurable traffic routing, and TLS termination for Kubernetes services and Kubernetes ingress resources are used to configure the ingress rules and routes for individual Kubernetes services.
Using an ingress controller and ingress rules, a single IP address can be used to route traffic to multiple services in a Kubernetes cluster.
more details refer article
https://learn.microsoft.com/en-us/azure/aks/ingress-basic
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