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  1. Preface
  2. Introduction to Dynamic Data Masking Administration
  3. Authentication
  4. Security
  5. Connection Management
  6. JDBC Client Configuration
  7. ODBC Client Configuration
  8. Configuration for MicroStrategy
  9. Access Control
  10. Logs
  11. High Availability
  12. Server Control
  13. Performance Tuning
  14. Troubleshooting
  15. Appendix A: Database Keywords

Administrator Guide

Administrator Guide

No Listener Defined

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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