on>setting up Prometheus</a> for service monitoring, with a <a href=/v1.19/docs/ops/best-practices/observability/>hierarchical federation to an external server</a>. If your company&rsquo;s observability stack is run by a different team, now is the time to get them on board.</p><h2 id=adding-services-to-the-mesh-on-day-1>Adding services to the mesh on Day 1</h2><p>Your mesh is now configured and ready to accept services. To do that, you simply label your namespaces in Kubernetes, and when those services are 