In this video, i show you
1. How to install FreeTDS
2. How to install unixODBC
3. How to connect mssql by command line
4. How to connect mssql by php

https://fedoraproject.org/wiki/EPEL
http://www.freetds.org/userguide/
http://www.unixodbc.org/
https://www.systutorials.com/docs/linux/man/1-isql/
https://www.systutorials.com/docs/linux/man/1-tsql/