Unable to Connect Using JDBC / SSL With Firewall Between Networks (Doc ID 1082926.1)

Last updated on AUGUST 03, 2016

Applies to:

JDBC - Version 10.2.0.4 and later
Information in this document applies to any platform.

Symptoms

When attempting to connect using JDBC/SSL through a firewall, the following error occurs using the 10g JDBC driver or the 11g JDBC driver.

Apr 8, 2010 10:05:26 AM oracle.jdbc.driver.T4CConnection logon
SEVERE: Throwing SQLException: java.io.IOException: The Network Adapter could not establish the connection
Apr 8, 2010 10:05:26 AM oracle.jdbc.driver.T4CConnection assertLoggedOn
SEVERE: Throwing SQLException: 430
Apr 8, 2010 10:08:36 AM oracle.jdbc.driver.T4CConnection logon
SEVERE: Throwing SQLException: java.io.IOException: The Network Adapter could not establish the connection
Apr 8, 2010 10:08:36 AM oracle.jdbc.driver.T4CConnection assertLoggedOn
SEVERE: Throwing SQLException: 430
java.sql.SQLRecoverableException: Io exception: The Network Adapter could not establish the connection
at oracle.jdbc.driver.SQLStateMapping.newSQLException(SQLStateMapping.java:281)
at oracle.jdbc.driver.DatabaseError.newSQLException(DatabaseError.java:118)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:224)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:296)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:611)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:455)
at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:494)
at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:199)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:30)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:494)
at java.sql.DriverManager.getConnection(DriverManager.java:620)
at java.sql.DriverManager.getConnection(DriverManag



Cause

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