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 to quickly implement some commonly used features, to recover from errors, and to illustrate 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,