Chapter 19: Command-Line Interface
This chapter will explore the shell command-line interface (CLI). We will explore some of the most relevant FreeBSD commands to manage the system, networking, and firewalling. We will also learn how to customize some parts of the system and use commands to improve information extraction from logs. At the end of this chapter, you will be capable of running commands on the OPNsense CLI for diagnostics and troubleshooting purposes.
We will explore the following topics:
- Directory structure
- Managing the configd backend daemon
- Useful system commands
- Advanced customization
- Filtering log files
Technical requirements
To follow this chapter, you need to have basic Unix-like shell and filesystem knowledge. A running ...
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