IO Error: The Network Adapter could not establish the connection When Connecting Using SCAN
(Doc ID 2318934.1)
Last updated on APRIL 26, 2023
Applies to:
Oracle Database - Enterprise Edition - Version 11.2.0.4 and laterOracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
JDBC connections via SCAN listener to a 2-node 11.2.0.4 RAC database fail with :
oracle.net.ns.NetException: The Network Adapter could not establish the connection
JDBC connections via either of the two node VIPs work successfully.
ERROR
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IO Error: The Network Adapter could not establish the connection
Cause
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In this Document
Symptoms |
Cause |
Solution |
References |