Chapter 8. DNS Techniques

This chapter describes a number of common configurations when working with zone files and, in some cases, with BIND. These solutions are presented to assist you in quickly implementing some commonly used features, recovering from errors, and illustrating some of the more subtle uses of the DNS. The following topics are covered:

  • How to delegate a subdomain: This configuration allows the domain name owner to pass the responsibility to a subdomain owner (which may be another party or another part of the organization) who will be entirely responsible for the zone files describing the subdomain.

  • How to delegate a virtual subdomain: This configuration uses a single zone file to provide subdomain addressing (for instance, www.us.example.com ...

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