ORA-3136/TNS-12535 or Hang Reported for Connections Across Firewall
(Doc ID 974783.1)
Last updated on JULY 16, 2024
Applies to:
Oracle Net Services - Version 10.2.0.1 to 12.2.0.1 [Release 10.2 to 12.2]Oracle Database - Enterprise Edition - Version 19.6.0.0.0 to 19.6.0.0.0 [Release 19]
Information in this document applies to any platform.
Oracle Net Connection cross firewalls
Symptoms
Remote connections that traverse a firewall report ORA-3136 WARNING inbound connection timed out or hang.
Oracle Net client trace shows the following:
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| References |