Search Order for TNS files - listener.ora, sqlnet.ora, tnsnames.ora ..etc.
(Doc ID 464410.1)
Last updated on JUNE 16, 2022
Applies to:Oracle Net Services - Version 188.8.131.52 to 184.108.40.206 [Release 9.2 to 12.2]
Note that this does not apply to Enterprise Manager which searches ORACLE_HOME/network/admin unless TNS_ADMIN is set.
The goal of this document is to explain how Oracle Net searches for the configuration files listener.ora, sqlnet.ora, tnsnames.ora and cman.ora.
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In this Document
Search order for the sqlnet.ora
|Search order for the cman.ora, listener.ora, and tnsnames.ora|
Search order for ldap.ora