To open up a new port (e.g., TCP/8000) permanently, use these commands. $ sudo firewall-cmd…

How to Create Oracle WebLogic Server [Marketplace] Instance for Oracle Cloud Infrastructure Instance in Private…

https://www.ibm.com/support/pages/how-open-port-firewall-resilient-rhel To open up a new port (e.g., TCP/8000) permanently, use these commands. $ sudo…

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To cancel refresh mode alter pluggable database pdb1 refresh mode manual; alter pluggable database pdb1…

firewall-cmd –permanent –zone=public –add-port=8000/tcp success firewall-cmd –reload

https://doyensys.com/blogs/install-and-configure-oracle-apex-with-ords-and-apache-tomcat/

https://apexapps.oracle.com/pls/apex/dbpm/r/livelabs/livelabs-workshop-cards?p100_role=139&me=114

https://linuxize.com/post/how-to-install-tomcat-9-on-ubuntu-18-04/https://sanjaygondaliya.com/post/shibboleth-idp/#create-self-signed-certificate OCI : Unable to Access TCP Port in Ubuntu Instance (Doc ID 2604769.1)

Setting up Federation SSO Between Identity Cloud Service (IDCS) as Service Provider (SP) and Shibboleth…