June 2018
Intermediate to advanced
368 pages
11h 1m
English
Content preview from Managing Mission - Critical Domains and DNS
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Date-based
YYYYMMDDNN This is perhaps the most popular method of specifying the serial among hand-edited zones. It corresponds to the current date with the last field, NN, being the numeric iteration of a zone being loaded for that day.
A common mistake (when hand-editing zones) is to make changes to your zone file but neglect to increment the serial number. After reloading your primary nameserver, the secondaries never reflect the updates.
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