Alert.log shows ORA-609 with TNS-12537: TNS:connection closed
(Doc ID 1538717.1)
Last updated on JANUARY 01, 2020
Applies to:Oracle Net Services - Version 220.127.116.11 and later
Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Information in this document applies to any platform.
Alert log shows failed incoming connection:
Changes in database server load, client connect descriptor, changes in network infrastructure (firewall configuration).
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