Preface
Introduction to Dynamic Data Masking Administration
Authentication
Security
- Target Database Credentials Management
  - Default Key Store
  - Custom Key Store
- Managing Key Stores and Aliases
Connection Management
JDBC Client Configuration
ODBC Client Configuration
- ODBC Client Configuration Overview
Access Control
Logs
High Availability
Server Control
Performance Tuning
Troubleshooting

Administrator Guide

9.8.3
- 9.9.4
- 9.9.3
- 9.9.2
- 9.9.1
- 9.9
- 9.8.4
- 9.8.2
- 9.8.1
- 9.8.0

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No Listener Defined

The

TNS: No Listener

error indicates that clients cannot reach the Dynamic Data Masking listener port.

If you receive this error, verify that the firewall configuration has the Dynamic Data Masking listener port and administrator port open. For example, the default Dynamic Data Masking listener port for Oracle is 1525 and the default administrator port is 8195.

The

TNS: No Listener

error is an error for connections to Oracle databases. A similar error might appear for a different database.

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Administrator Guide

Administrator Guide

No Listener Defined

No Listener Defined