Metallb external ip resolves and works from the master, but not outside of the kubcluster

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Kubernetes Bgp load-balancer bare-metal arp

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  • metallb

    A network load-balancer implementation for Kubernetes using standard routing protocols

    This talks about how it works: https://metallb.universe.tf/concepts/. Here are some steps to troubleshoot ARP on your lan: https://metallb.universe.tf/configuration/troubleshooting/. Here it talks about L2Advertisement CRD that’s required for L2 configuration: https://metallb.universe.tf/configuration/#layer-2-configuration. Here in the preparation section it talks about enabling strict ARP if you’re using kube-proxy (which you most likely are): https://metallb.universe.tf/installation/. And finally here’s their own sample L2 (ARP) deployment: https://github.com/metallb/metallb/blob/main/configsamples/deployment_l2.yaml

  • InfluxDB

    Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

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