If you're going to use SQL Developer, you can use this open source JDBC driver, which works well.<BR><BR>Is your server specifically configured to reject JDBC and only use ODBC?

Connecting to a Microsoft SQL Server database Exchanging variables between languages Creating dynamic diagrams with Mermaid Conclusion and outlook Read on one page ...

To access the files on the server, each employee and user must initiate a remote connection to the server over an active Internet signal.