interface
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... domains used as a search list. Relative names appear mostly at
the user interface, where their interpretation varies from
implementation to implementation, and in master files, where they are
relative to a single origin domain name ...
...
Resolvers are programs that interface user programs to domain name
servers. In the simplest case, a resolver receives a request from a
...
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The client interface to the resolver is influenced by the local host's
conventions, but the typical resolver-client ...
... for the desired data. If the data is in the
cache, it is assumed to be good enough for normal use. Some resolvers
have an option at the user interface which will force the resolver to
ignore the cached data and consult with an authoritative server. This
is not recommended as the default. If the resolver has direct access to
...