ORA-12535: Timeout Error Is Thrown When using NAT
(Doc ID 270096.1)
Last updated on JANUARY 27, 2020
Applies to:Oracle Net Services - Version 220.127.116.11.0 to 10.2.0.4.0 [Release 8.1.7 to 10.2]
Oracle Net Services - Version 18.104.22.168 to 22.214.171.124 [Release 12.1]
Information in this document applies to any platform.
This problem can occur on any platform.
Oracle clients wanting to connect to a remote database server through a firewall that uses Network Address Translation (NAT).
SymptomsORA-12535: TNS:operation timed out error is thrown to the client when it attempts to connect to a remote database server through a firewall that uses NAT.
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