JP4447479B2 - データ処理装置 - Google Patents
データ処理装置 Download PDFInfo
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- JP4447479B2 JP4447479B2 JP2005017939A JP2005017939A JP4447479B2 JP 4447479 B2 JP4447479 B2 JP 4447479B2 JP 2005017939 A JP2005017939 A JP 2005017939A JP 2005017939 A JP2005017939 A JP 2005017939A JP 4447479 B2 JP4447479 B2 JP 4447479B2
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- 238000012545 processing Methods 0.000 title claims description 21
- 230000004044 response Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 16
- 230000005540 biological transmission Effects 0.000 description 12
- 230000008569 process Effects 0.000 description 11
- 238000012544 monitoring process Methods 0.000 description 9
- 230000002155 anti-virotic effect Effects 0.000 description 8
- 208000015181 infectious disease Diseases 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008520 organization Effects 0.000 description 4
- 230000007717 exclusion Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 208000014837 parasitic helminthiasis infectious disease Diseases 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Description
20 インターネット
30 外部メールサーバ
40 上位DNSサーバ
101 端末
102 メールサーバ
103A DNSサーバ
1031 DNS処理部
1032 ポリシーファイル
1033 回答部
1034 判定部
Claims (3)
- ドメイン名とIP(Internet Protocol)アドレスとを対応させて名前解決処理を行う装置であって、
所定の問い合わせ内容に対して回答すべき所定の誘導先ホストの情報を記憶した記憶手段と、
各問い合わせについて問い合わせ種別及び問い合わせ元情報が、前記記憶手段に記憶されている前記所定の問い合わせ内容の示す所定の問い合わせ種別及び所定のサーバに一致するか否かを判定する判定手段と、
判定手段によって前記問い合わせの問い合わせ種別が前記所定の問い合わせ内容の示す前記所定の問い合わせ種別に一致し、かつ、前記問い合わせの問い合わせ元情報が前記所定の問い合わせ内容の示す前記所定のサーバに一致しないと判定された場合に当該問い合わせに対して前記記憶手段に記憶されている前記所定の誘導先ホストの情報を回答する回答手段と
を備えることを特徴とするデータ処理装置。 - 前記当該問い合わせが、メールサーバのホスト名についての問い合わせであり、その問い合わせ元が所定のメールサーバ以外である場合に、所定の誘導先ホストの情報を回答することを特徴とする請求項1記載のデータ処理装置。
- 前記当該問い合わせが、MX(Mail Exchange)レコードについての問い合わせであり、その問い合わせ元が所定のメールサーバ以外である場合に、所定の誘導先ホストのドメイン名を回答することを特徴とする請求項1記載のデータ処理装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005017939A JP4447479B2 (ja) | 2005-01-26 | 2005-01-26 | データ処理装置 |
Applications Claiming Priority (1)
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JP2005017939A JP4447479B2 (ja) | 2005-01-26 | 2005-01-26 | データ処理装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2009277844A Division JP4768064B2 (ja) | 2009-12-07 | 2009-12-07 | データ処理装置 |
Publications (2)
Publication Number | Publication Date |
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JP2006211088A JP2006211088A (ja) | 2006-08-10 |
JP4447479B2 true JP4447479B2 (ja) | 2010-04-07 |
Family
ID=36967476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005017939A Active JP4447479B2 (ja) | 2005-01-26 | 2005-01-26 | データ処理装置 |
Country Status (1)
Country | Link |
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JP (1) | JP4447479B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5147078B2 (ja) * | 2009-07-01 | 2013-02-20 | 日本電信電話株式会社 | アドレスリスト構築方法およびアドレスリスト構築システム、ならびにそのためのプログラム |
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2005
- 2005-01-26 JP JP2005017939A patent/JP4447479B2/ja active Active
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JP2006211088A (ja) | 2006-08-10 |
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