RFC 1035:DOMAIN NAMES - IMPLEMENTATION AND SPECIFI...
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Data Format


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... Internet class RR data formats (e.g., host addresses). Since the previous RFC set, several ...


... In general, a new type is appropriate when new information is to be added to the database about an existing object, or we need new data formats for some totally new object. Designers should attempt to define types and their RDATA formats that are generally applicable to all ...
... new protocol, etc which requires new class-specific data formats, or when a copy of the existing name space is desired, but a separate management ...



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