Chapter 12: DNS Services
This chapter will cover Domain Name System (DNS) resolvers, what are the available options in OPNsense core, and the features available in each one. We will also take a brief look at dynamic DNS, explore some DNS plugins available, and see how to troubleshoot common issues with DNS resolving. By the end of this chapter, you will be able to configure and manage DNS services in OPNsense.
Specifically, we’ll be looking at the following topics:
- Core DNS services
- DNS plugins
- Dynamic DNS (DDNS)
- Troubleshooting
Technical requirements
For this chapter, you’ll need good knowledge of the Domain Name System (DNS), an understanding of how it works, and an awareness of common tools used to test DNS. A running OPNsense system to ...
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