7.4. Using optional port settings

Procedure

• To add customized ports to your firewall configuration, use the following command syntax:

  $ sudo firewall-cmd --permanent --zone=public --add-port=<port number>/<port protocol>

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  表7.2 Optional ports

  Port(s)	Protocol(s)	Description
  80	TCP	HTTP port used to serve applications through the OpenShift Container Platform router.
  443	TCP	HTTPS port used to serve applications through the OpenShift Container Platform router.
  5353	UDP	mDNS service to respond for OpenShift Container Platform route mDNS hosts.
  30000-32767	TCP	Port range reserved for NodePort services; can be used to expose applications on the LAN.
  30000-32767	UDP	Port range reserved for NodePort services; can be used to expose applications on the LAN.
  6443	TCP	HTTPS API port for the Red Hat build of MicroShift API.

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Example command

• Configuring a port for the MicroShift API server:

  $ sudo firewall-cmd --permanent --zone=public --add-port=6443/tcp