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8. Configuring Networking (43 min)
This lesson introduces networking in general, and teaches how to configure network interfaces with fixed or permanent network configurations.
9. Managing MTA Basics (12 min)
This lesson provides a basic overview of MTA and teaches students how to configure a system to send outgoing mail to a relay host.
10. Using SSH (48 min)
In this lesson, the student learns how to use ssh and related commands. Advanced SSH usage is also covered, including configuration parameters, working with SSH keys, and SSH port forwarding.