How do I setup Oracle ODBC drivers on RHEL 6/Linux

Question

I need to setup Oracle ODBC drivers on RHEL 6 to connect to an Oracle data source residing on a remote Windows machine.

I have taken the following steps:
[1] Instal

Answer 1

I think that we should assign the version of unixODBC. if to connect the oracle12c, we should use the unixODBC-2.3.1