How to use MetalLB LoadBalancer for k3s

ServiceLB has some limitations that one may want to alleviate. This guide walks through replacing k3s’s default ServiceLB with MetalLB. This guide covers MetalLB’s architecture (controller and speakers), installation via Helm, and configuration of IP address pools and layer 2 advertisements, how to use it and the Traefik ingress configuration. Rationale for using MetalLB for k3s By default, k3s…