Solaris Naming Setup and Configuration Guide

Specifying a Cache-Only Server

A cache-only server does not maintain any authoritative data; it handles queries and asks the hosts listed in the in.named file for the information needed. In other words, a cache-only server handles the same kind of queries that authoritative name servers perform but it does not maintain any authoritative data itself.

Example 13-3 is a sample boot file for a caching-only server.


Example 13-3 Sample Master Boot File for Caching-only Server


;
; Sample named.boot file for caching-only name server
;
; type                  domain                 source file or host
;
directory /var/named
cache                   .                      named.ca
primary                 0.0.127.in-addr.arpa   named.local

You do not need a special line to designate a server as a cache-only server. What denotes a cache-only server is the absence of any secondary or primary authority lines in the boot file, except as noted below.

A cache-only server requires: