JP2011146823A5 - - Google Patents
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- JP2011146823A5 JP2011146823A5 JP2010004519A JP2010004519A JP2011146823A5 JP 2011146823 A5 JP2011146823 A5 JP 2011146823A5 JP 2010004519 A JP2010004519 A JP 2010004519A JP 2010004519 A JP2010004519 A JP 2010004519A JP 2011146823 A5 JP2011146823 A5 JP 2011146823A5
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- change
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- domain name
- address
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Claims (6)
前記ネットワークを介して、変更前のドメイン名、変更前のインターネットアドレス、変更後のドメイン名、変更後のインターネットアドレスおよび更新時刻の情報を受信する処理と、
前記変更前のドメイン名、前記変更前のインターネットアドレス、前記変更後のドメイン名、前記変更後のインターネットアドレスおよび前記変更時刻の情報を、それぞれキャッシュテーブルの第１の格納エリア、第２の格納エリア、第３の格納エリア、第４の格納エリアおよび第５の格納エリアに格納する処理と、
定期的に前記更新時刻を参照する処理と、
現在時刻が前記更新時刻になると、前記第１の格納エリアの前記変更前のドメイン名を前記第３の格納エリアの前記変更後のドメイン名に、前記第２の格納エリアの前記変更前のインターネットアドレスを前記第４の格納エリアの前記変更後のインターネットアドレスに、前記第３乃至第５の格納エリアの情報をＮＵＬＬデータに、それぞれ設定する処理とを実施する、
ことを特徴とするキャッシュ情報の更新方法。 A method for updating cache information in a computer connected via a network, comprising:
A process of receiving information on the domain name before the change, the Internet address before the change, the domain name after the change, the Internet address after the change and the update time via the network,
Information about the domain name before change, the Internet address before change, the domain name after change, the Internet address after change and the change time are respectively stored in a first storage area and a second storage area of the cache table. Storing in the third storage area, the fourth storage area, and the fifth storage area;
A process of periodically referring to the update time;
When the current time reaches the update time, the domain name before the change in the first storage area is changed to the domain name after the change in the third storage area, and the Internet before the change in the second storage area. A process of setting an address to the changed Internet address of the fourth storage area and information of the third to fifth storage areas to NULL data, respectively.
A cache information updating method characterized by the above.
ことを特徴とする請求項１に記載のＤＮＳキャッシュ情報の更新方法。 The first and second Internet addresses are IP addresses;
The DNS cache information update method according to claim 1, wherein:
キャッシュテーブルと制御部とを有し、
前記制御部は、
前記ネットワークを介して、変更前のドメイン名、変更前のインターネットアドレス、変更後のドメイン名、変更後のインターネットアドレスおよび更新時刻の情報を受信し、
前記変更前のドメイン名、前記変更前のインターネットアドレス、前記変更後のドメイン名、前記変更後のインターネットアドレスおよび前記変更時刻の情報を、それぞれキャッシュテーブルの第１の格納エリア、第２の格納エリア、第３の格納エリア、第４の格納エリアおよび第５の格納エリアに格納し、
定期的に前記更新時刻を参照し、
現在時刻が前記更新時刻になると、前記第１の格納エリアの前記変更前のドメイン名を前記第３の格納エリアの前記変更後のドメイン名に、前記第２の格納エリアの前記変更前のインターネットアドレスを前記第４の格納エリアの前記変更後のインターネットアドレスに、前記第３乃至第５の格納エリアの情報をＮＵＬＬデータに、それぞれ設定する、
ことを特徴とするコンピュータ。 A computer connected via a network,
A cache table and a control unit;
The controller is
Via the network, the domain name before the change, the Internet address before the change, the domain name after the change, the Internet address after the change and the information of the update time are received,
Information about the domain name before change, the Internet address before change, the domain name after change, the Internet address after change and the change time are respectively stored in a first storage area and a second storage area of the cache table. , Store in the third storage area, the fourth storage area and the fifth storage area,
Periodically refer to the update time,
When the current time reaches the update time, the domain name before the change in the first storage area is changed to the domain name after the change in the third storage area, and the Internet before the change in the second storage area. An address is set to the changed Internet address of the fourth storage area, and information of the third to fifth storage areas is set to NULL data.
A computer characterized by that.
ことを特徴とする請求項３に記載のコンピュータ。 The first and second Internet addresses are IP addresses;
The computer according to claim 3.
前記ネットワークを介して、変更前のドメイン名、変更前のＩＰアドレス、変更後のドメイン名、変更後のＩＰアドレスおよび更新時刻の情報を受信する処理と、
前記変更前のドメイン名、前記変更前のＩＰアドレス、前記変更後のドメイン名、前記変更後のＩＰアドレスおよび前記変更時刻の情報を、それぞれキャッシュテーブルの第１の格納エリア、第２の格納エリア、第３の格納エリア、第４の格納エリアおよび第５の格納エリアに格納する処理と、
定期的に前記更新時刻を参照する処理と、
現在時刻が前記更新時刻になると、前記第１の格納エリアの前記変更前のドメイン名を前記第３の格納エリアの前記変更後のドメイン名に、前記第２の格納エリアの前記変更前のＩＰアドレスを前記第４の格納エリアの前記変更後のＩＰアドレスに、前記第３乃至第５の格納エリアの情報をＮＵＬＬデータに、それぞれ設定する処理とを前記コンピュータに実行させる、
ことを特徴とするプログラム。 A program executed by a computer connected via a network,
A process of receiving information on the domain name before the change, the IP address before the change, the domain name after the change, the IP address after the change and the update time via the network;
Information about the domain name before change, the IP address before change, the domain name after change, the IP address after change and the change time are respectively stored in a first storage area and a second storage area of the cache table. Storing in the third storage area, the fourth storage area, and the fifth storage area;
A process of periodically referring to the update time;
When the current time becomes the update time, the domain name before change in the first storage area is changed to the domain name after change in the third storage area, and the IP address before change in the second storage area. Causing the computer to execute a process of setting an address to the changed IP address of the fourth storage area and information of the third to fifth storage areas to NULL data, respectively.
A program characterized by that.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010004519A JP5271925B2 (en) | 2010-01-13 | 2010-01-13 | Cache information update method, computer, program, and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010004519A JP5271925B2 (en) | 2010-01-13 | 2010-01-13 | Cache information update method, computer, program, and storage medium |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2011146823A JP2011146823A (en) | 2011-07-28 |
| JP2011146823A5 true JP2011146823A5 (en) | 2012-09-13 |
| JP5271925B2 JP5271925B2 (en) | 2013-08-21 |
Family
ID=44461311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010004519A Expired - Fee Related JP5271925B2 (en) | 2010-01-13 | 2010-01-13 | Cache information update method, computer, program, and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5271925B2 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882994B (en) * | 2012-11-02 | 2015-05-06 | 华为技术有限公司 | IP address assignment method and device and IP address acquisition method and device |
| EP3117626A4 (en) * | 2014-03-13 | 2017-10-25 | Verance Corporation | Interactive content acquisition using embedded codes |
| JP6379592B2 (en) * | 2014-03-31 | 2018-08-29 | 富士通株式会社 | Network management device, network management program, and network management method |
| WO2016028936A1 (en) | 2014-08-20 | 2016-02-25 | Verance Corporation | Watermark detection using a multiplicity of predicted patterns |
| US10673681B2 (en) * | 2017-03-15 | 2020-06-02 | Charles Lap San Chan | System and method for enabling cross-domain communication over network |
| CN109582730B (en) * | 2018-10-11 | 2023-04-25 | 创新先进技术有限公司 | Cache synchronization method, device, electronic equipment and computer readable storage medium |
| CN113821461B (en) * | 2021-09-24 | 2023-10-27 | 牙木科技股份有限公司 | Domain name resolution caching method, DNS server and computer readable storage medium |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11331256A (en) * | 1998-05-20 | 1999-11-30 | Mitsubishi Electric Corp | Network connection destination changeover system |
| JP2001356984A (en) * | 2000-06-13 | 2001-12-26 | Casio Comput Co Ltd | Mail transmitter-receiver and storage medium |
| JP3966470B2 (en) * | 2003-03-27 | 2007-08-29 | 日本電信電話株式会社 | Name resolution method and apparatus for multiple network connections |
-
2010
- 2010-01-13 JP JP2010004519A patent/JP5271925B2/en not_active Expired - Fee Related
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