7.11. Locating LDAP Servers Using DNS

Different ways are available for an LDAP client to discover the existence and names (or IP addresses) of LDAP servers. Programming functions through the C or JNDI APIs can be used to specify server names (see, for example, Chapter 8, “Developing Directory-Enabled Applications” on page 223). This is useful when the clients have some way to store the server’s names (or IP addresses) locally, such as in a configuration file. This is an administrative burden if references to several LDAP servers are to be stored and maintained on a large number of clients. A simplification can be achieved when all clients only know one single LDAP master server. LDAP referrals on this master server can then be used to point ...

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