Port Requirements

Port Requirements

This article makes corresponding requirements for the minimum required ports for installation and explains which services are used.

Service NameRequired Port
Etcd2379, 2380
Cube Apiserver6443, 8080
kubelet10248, 10250, 10255
kube-scheduler10251, 10259
kube-controller10252, 10257
kube-proxy10249, 10256
Rbd-gateway80, 443, 6060, 7070, 8443, 10254, 18080, 18081

During the quick installation, the above services are all running on the same node, so it is necessary to ensure that all required ports are open.