DIFFERENCE OUTPUT DEVICE AND PROGRAM

PROBLEM TO BE SOLVED: To provide a technique for quickly finding occurrence of difference in setting information between two DNS master servers when they are operating in parallel.SOLUTION: A difference output device includes a first zone information acquisition unit for acquiring zone information b...

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Bibliographic Details
Main Authors TANAKA SHINICHI, INOUE YASUHIRO, KAWASAKI KATSUMI, MATSUNAGA SHINJI, NAGATSUKA MASAHIRO
Format Patent
LanguageEnglish
Published 06.10.2014
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:PROBLEM TO BE SOLVED: To provide a technique for quickly finding occurrence of difference in setting information between two DNS master servers when they are operating in parallel.SOLUTION: A difference output device includes a first zone information acquisition unit for acquiring zone information by performing AXFR for a first DNS server, a second zone information acquisition unit for acquiring zone information by performing AXFR for a second DNS server, a difference extraction unit for extracting the difference between the zone information acquired by the first zone information acquisition unit and the zone information acquired by the second zone information acquisition unit, and a difference output unit for outputting the difference.
Bibliography:Application Number: JP20130064142