Outbound connectivity requirements,,,
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Red Hat CoreOS enabled locations in Washington D.C. region,,,
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Definition,Hostnames,Ports,IP addresses
Red Hat NTP servers,0.rhel.pool.ntp.org;1.rhel.pool.ntp.org;2.rhel.pool.ntp.org;3.rhel.pool.ntp.org,NTP protocol and UDP on port 123,
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Red Hat Container Registry,https://docs.openshift.com/container-platform/4.8/installing/install_config/configuring-firewall.html,,
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Worker to master,c121.us-east.satellite.cloud.ibm.com;c121-1.us-east.satellite.cloud.ibm.com;c121-2.us-east.satellite.cloud.ibm.com;c121-3.us-east.satellite.cloud.ibm.com;c121-e.us-east.satellite.cloud.ibm.com,TCP 30000 - 32767,169.55.87.98;169.63.138.34;169.62.47.42
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Attach and assign hosts,origin.us-east.containers.cloud.ibm.com,HTTPS 443,169.63.88.186;169.60.73.142;169.61.109.34
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IBM Cloud Container Registry,icr.io;us.icr.io;registry.bluemix.net;registry.ng.bluemix.net,HTTPS 443,
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Link tunnel server endpoint,c-01-ws.us-east.link.satellite.cloud.ibm.com;api.link.satellite.cloud.ibm.com,HTTPS 443,169.47.156.154;169.63.148.250;169.62.1.34
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IBM Cloud Log Analysis,https://cloud.ibm.com/docs/log-analysis?topic=log-analysis-endpoints#endpoints_api_public,HTTPS 443,
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IBM Cloud Monitoring,https://cloud.ibm.com/docs/monitoring?topic=monitoring-endpoints,HTTPS 443 and 6443,
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Allow hosts to connect to HPCS for encrypting cluster secrets,api.us-east.hs-crypto.cloud.ibm.com,port 8000-19999,