After the linux (DEB or RPM) driver is installed, a DSN with the name DEVART_DYNAMICS is created. You can use it to test the connection with the DYNAMICS server. For this, perform the following steps:
User ID=<your Dynamics 365 user name>
Password=<your Dynamics 365 password>
Server=<your Dynamics 365 server address>
isql -v DEVART_DYNAMICS