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IP addresses, once assigned to a particular host, rarely changed and the mechanism was initially sufficient. Even this DNS facility still used static lookup tables at each participating node. The Domain Name System brought a method of distributing the same address information automatically online through recursive queries to remote databases configured for each network, or domain. The tables were maintained manually in form of the host file. In the initial stages of the Internet (ARPANET), addressing of hosts on the network was achieved by static translation tables that mapped hostnames to IP addresses. 2.2.2 DDNS for security appliance manufacturers.These clients provide a persistent addressing method for devices that change their location, configuration or IP address frequently.
#Dyn updater not updating correct ip update#
The second kind of dynamic DNS permits lightweight and immediate updates often using an update client, which do not use the RFC2136 standard for updating DNS records. These mechanisms are explained in RFC 2136, and use the TSIG mechanism to provide security. The first is "dynamic DNS updating" which refers to systems that are used to update traditional DNS records without manual editing. The term is used to describe two different concepts.
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