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You will get asked for a password, and should be able to connect to the database. From there, you will be able to run some selects, stored procedures to verify connectivity. If you have more than one service (database) configured, test each of them.
ODBC Connection
Now create the ODBC connections.
The following dialog shows the settings for the test_database entry above. Note: setting the ODBC connection to Read-Only is recommended, if the jtel system will only read from the database.