Demo to record CentOS 7.6 iso file to DVD from command Line.
requirement: wodim-1.1.11-25.el7.x86_64 : A command line CD/DVD recording program
yum install wodim (if necessary)
command to find your HW (DVD/Blue Ray/CD-ROM) devices
Some possible Result
Command to record to DVD
Log of execution
Finish up and the DVD is ejected!