ORA-12529: TNS:connect request rejected based on current filtering rules

Hi,

Sometimes You can get “ORA-12529: TNS:connect request rejected based on current filtering rules ” error.

Details of error are as follows.

ORA-12529: TNS:connect request rejected based on current filtering rules

To solve this error, you can create a static listener and start it as follows.

Add the following listener descriptions to the listener.ora file under $ORACLE_HOME/network/admin.

alter system set LOCAL_LISTENER="(address=(host=hostname.domain.com)(port=1521)(protocol=tcp))" scope=both sid='*';

Check your Hostname, Port, DB Name and fill them correctly.

LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.63.34)(PORT = 1521))
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
)

SID_LIST_LISTENER = 
(SID_LIST =
(SID_DESC =
(GLOBAL_DBNAME = MSDB)
(ORACLE_HOME = /u01/app/db_home_18c )
(SID_NAME = MSDB1 )
)
)

[oracle@msdbadm01 ~]$ lsnrctl start LISTENER

Or Restart database and listener.

LSNRCTL> stop
LSNRCTL> start




SQL> shutdown immediate
SQL> startup

1. Unset or Remove the TNS_ADMIN parameter at OS Level.

or

Set the TNS_ADMIN value to the location where Client Credentials file (.zip) is located.

Do you want to learn more details about RMAN, then read the following articles.

https://ittutorial.org/rman-backup-restore-and-recovery-tutorials-for-beginners-in-the-oracle-database/

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