User mary must configure a task.
Requirement: The local time at 14:23 every day echo "Hello World.".
The firewall must be open.
Configure the FTP service in your system, allow remote access to anonymous login and download the program by this service. Service is still running after system rebooting.
Configure NTP.
Configure NTP service, Synchronize the server time, NTP server: classroom.example.com
TESTED 28 Apr 2024
