Title:
情報処理装置、情報処理方法及びプログラム
Document Type and Number:
Japanese Patent JP5348167
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To transmit information showing the location of a device in which the content of an acquisition object is not deleted in response to a query for resolving a domain name in a distribution system in which a DNS is applied to a CDN.SOLUTION: An information processing device performs the steps of: receiving a domain name from a query device; determining whether location information corresponding to the domain name is stored in a list; acquiring location information of a node device which stores contents associated with the domain name and second time information showing a period, or shorter than the period, until the time when the node device deletes the contents, if it is determined that the information is not stored; associating the acquired location information with the acquired second time information and with the received domain name to store them in storage means; prolonging a period shown by first time information corresponding to the domain name, if it is determined that the information is stored; transmitting the location information corresponding to the domain name to the query device; and deleting the corresponding location information from the storage means when the period shown by the first time information elapses.
Inventors:
Hiromi Tsujimura
Application Number:
JP2011076242A
Publication Date:
November 20, 2013
Filing Date:
March 30, 2011
Export Citation:
Assignee:
Brother Industries, Ltd.
International Classes:
G06F13/00
Domestic Patent References:
| JP2009146366A | ||||
| JP11025110A | ||||
| JP2010502097A | ||||
| JP2000209258A | ||||
| JP2000132476A | ||||
| JP10207791A | ||||
| JP2005031987A | ||||
| JP2003316774A |
Attorney, Agent or Firm:
Yasuo Ishikawa
Kazuyuki Oku
Yoshinori Ishibashi
Kazuyuki Oku
Yoshinori Ishibashi