In this post, we take a look at how to apply custom Nginx configuration directives when you’re using the NGINX Gateway Fabric. What’s the NGINX Gateway Fabric? The NGINX Gateway Fabric is an implementation of the Kubernetes Gateway API. What’s the Gateway API? The Gateway API is an evolution of the Ingress API; it aims to provide a flexible mechanism for managing north/south network traffic (that is, traffic entering or exiting your Kubernetes cluster), with additional work to support east/west traffic (traffic between pods in your cluster).