Search Order for TNS files - listener.ora, sqlnet.ora, tnsnames.ora ..etc.
(Doc ID 464410.1)
Last updated on JANUARY 25, 2020
Applies to:Oracle Net Services - Version 184.108.40.206 to 220.127.116.11 [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.
To view full details, sign in with your My Oracle Support account.
Don't have a My Oracle Support account? Click to get started!
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