Replication Service Connection for TLS 1.2 | Teradata Data Mover - 17.11 - Setting up a TLS 1.2 Connection for Replication Service - Teradata Data Mover

Teradata® Data Mover Installation, Configuration, and Upgrade Guide for Customers

Teradata Data Mover
Release Number
Release Date
October 2021
Content Type
Publication ID
English (United States)

Perform the following steps to set up TLS 1.2 for the PostgreSQL Replication Service using your own certificates:

  1. If active, stop the failover monitoring service:
    /opt/teradata/client/nn.nn/datamover/failover/dmcluster stopmonitor

    Where nn.nn in the path refers to the version numbers of Data Mover.

  2. Run the following on both the primary and secondary systems:
    1. Edit the /var/opt/teradata/postgres/data/postgresql.conf configuration file.
    2. Replace the following properties with your certificate files:
      • ssl_cert_file=server certificate
      • ssl_key_file=server private key
      • ssl_ca_file=trusted certificate authorities

      For more information on these properties, refer to

    3. Stop the Daemon service:
      /etc/init.d/dmdaemon stop
    4. Stop the DSC service:
      /etc/init.d/dsc stop
    5. Restart the Postgres service:
      /etc/init.d/postgresql restart
    6. Start the DSC service:
      /etc/init.d/dsc start
    7. Start the Daemon service:
      /etc/init.d/dmdaemon start
  3. Start the failover monitoring service if it was previously configured:
    /opt/teradata/client/nn.nn/datamover/failover/dmcluster startmonitor