December 2003
Intermediate to advanced
416 pages
13h 50m
English
(From RFC 2308, pages 7-8)
The Master File format [RFC 1035 Section 5] is extended to include the following directive:
$TTL <TTL> [comment]
All resource records appearing after the directive, and which do not explicitly include a TTL value, have their TTL set to the TTL given in the $TTL directive.
The remaining of the current meanings, of being the TTL to be used for negative responses, is the new defined meaning of the SOA minimum field.
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