Troubleshooting Connectivity Issues From a Remote Client to a Database
(Doc ID 271852.1)
Last updated on FEBRUARY 01, 2022
Applies to:Oracle Net Services - Version 220.127.116.11 to 18.104.22.168 [Release 8.1.7 to 12.1]
Information in this document applies to any platform.
Oracle client and the database server
Sometimes, even though the local client can connect to the database server without any problem, remote clients fail to connect to the database though a firewall. This note provides a step-by-step method to troubleshoot this issue.
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