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はてなキーワード: Internet protocolとは

2024-09-29

anond:20240929092551

計算機科学知識体系とネットワーク技術

計算機科学は、情報理論的基盤から実用的な応用まで、広範な領域カバーする学問です。以下に、計算機科学の主要な分野と、特にネットワークに関連するトピックを体系的にまとめます

1. 計算機科学の主要分野

1.1 アルゴリズムデータ構造

アルゴリズム設計: 問題解決のための効率的な手順の開発。

データ構造: データの整理と管理効率化するための手法

1.2 プログラミング言語コンパイラ

プログラミングパラダイム: 手続き型、オブジェクト指向関数型、論理型など。

コンパイラ設計: 高水言語機械語翻訳する技術

1.3 オペレーティングシステム

プロセス管理: CPUスケジューリングマルチタスキング

メモリ管理: 仮想メモリメモリ割り当て。

ファイルシステム: データの保存とアクセス方法

1.4 データベースシステム

リレーショナルデータベース: SQLによるデータ操作

NoSQLデータベース: 非構造データ管理

1.5 人工知能機械学習

機械学習アルゴリズム: 教師あり学習教師なし学習強化学習

深層学習: ニューラルネットワークによる高度なパターン認識

1.6 ソフトウェア工学

開発プロセス: アジャイルウォーターフォールモデル

品質保証: テスト手法バグトラッキング

1.7 セキュリティ暗号

暗号アルゴリズム: 対称鍵暗号公開鍵暗号

セキュリティプロトコル: SSL/TLSIPsec

2. ネットワーク技術

ネットワークは、情報の共有と通信可能にする計算機科学の核心的な分野です。

2.1 ネットワークの基本概念

OSI参照モデル: ネットワーク通信を7つのレイヤーに分割し、それぞれの機能定義

物理層: 電気信号ビット伝送。

データリンク層: フレーム転送エラー検出。

ネットワーク層: パケットルーティング

トランスポート層: エンドツーエンドの通信制御

セッション層: コネクションの管理

プレゼンテーション層: データ形式の変換。

アプリケーション層: ユーザーアプリケーション使用するプロトコル

TCP/IPモデル: 現実インターネット使用される4層モデル

2.2 ネットワークトポロジー

スター型: 中央ハブを介して各ノード接続

リング型: 各ノードが一方向または双方向に隣接ノード接続

バス型: すべてのノードが一本の通信ラインを共有。

メッシュ型: ノード間が多重に接続され、高い冗長性を持つ。

2.3 ネットワークプロトコル

IPInternet Protocol): データパケット化とアドレッシング

TCPTransmission Control Protocol): 信頼性のある通信提供

UDPUser Datagram Protocol): 信頼性よりも速度を重視した通信

HTTP/HTTPS: ウェブデータの送受信。

FTP/SFTP: ファイル転送プロトコル

SMTP/POP3/IMAP: 電子メールの送受信。

2.4 ネットワークデバイス

ルーター: 異なるネットワーク間のパケット転送ルーティング

スイッチ: 同一ネットワーク内でのフレーム転送

ブリッジ: ネットワークセグメントの接続

ゲートウェイ: 異なるプロトコル間の通信可能にする。

2.5 ワイヤレスネットワーク

Wi-Fi802.11規格): 無線LANの標準技術

Bluetooth: 近距離間のデータ通信

セルラーネットワーク: モバイル通信3G、4G、5G)。

2.6 ネットワークセキュリティ

ファイアウォール: 不正アクセスを防止。

IDS/IPS(侵入検知/防止システム): ネットワーク攻撃の検出と防御。

VPN仮想プライベートネットワーク): 安全リモートアクセス提供

暗号技術: データの機密性を保護

2.7 クラウドネットワーキング

クラウドサービスモデル: IaaSPaaSSaaS

仮想ネットワーク: ソフトウェアによるネットワーク構築。

SDNSoftware-Defined Networking): ネットワークの柔軟な管理制御

2.8 分散システム

分散コンピューティング: 複数ノードタスク分散処理。

ブロックチェーン: 分散型台帳技術

2.9 IoTモノのインターネット

センサーネットワーク: デバイス間の通信データ収集

IoTプロトコル: MQTT、CoAPなどの軽量プロトコル

2.10 ネットワーク管理モニタリング

SNMPSimple Network Management Protocol): ネットワークデバイス管理

ネットワークトラフィック分析: パフォーマンスセキュリティ最適化

3. ネットワーク技術の最新動向

3.1 5Gと次世代通信

帯域幅と低遅延: リアルタイムアプリケーションの実現。

エッジコンピューティング: データ処理の分散化。

3.2 SD-WANSoftware-Defined Wide Area Network

ネットワーク仮想化: 柔軟なWAN構築とコスト削減。

中央集中的な管理: ネットワークポリシーの一元管理

3.3 ネットワーク自動化AI

ネットワークオーケストレーション: 自動化された設定と管理

AIによるトラフィック最適化: パフォーマンスの向上と障害予測

3.4 ゼロトラストセキュリティ

信頼しない設計: 常に認証検証を行うセキュリティモデル

マイクロセグメンテーション: ネットワーク内部の細かなアクセス制御

4. 学習リソースと参考文献

4.1 推奨書籍

コンピュータネットワーク』 アンドリュー・S・タネンバウム著

TCP/IP詳解』 W. リチャード・スティーブンス著

ネットワークはなぜつながるのか』 戸根勤著

4.2 オンラインコース

Coursera: 「コンピュータネットワーク」、「ネットワークセキュリティコース

edX: 「Computer Networking」、「Cybersecurity Fundamentals」

4.3 標準化団体リソース

IETFInternet Engineering Task Force): ietf.org

IEEE Communications Society: comsoc.org

W3CWorld Wide Web Consortium): w3.org

2022-02-04

ブイヨンをベースネットはつくられてきた

IPv4とは「Internet protocol version 4(インターネット プロトコル バージョン4)」の略称で、読み方は「アイピーブイヨン」となります

2019-07-10

Privacy Policy

This APP is provided by us at no cost and is intended for use as is.

This page is used to inform app visitors regarding our policies with the collection, use, and disclosure of Personal Information if anyone decided to use our App.

If you choose to use our App, then you agree to the collection and use of information in relation to this policy.

Information Collection and Use

When using the APP, it only collects anonymous usage information to operate, improve and personalize the products. The APP does not collect any Personally Identifiable Information (PII) about you, nor does it match collected anonymous usage data with any 3rd party PII information.

Log Data

We want to inform you that whenever you use our App, in a case of an error in the app we collect data and information (through third party products) on your phone called Log Data. This Log Data may include information such as your device Internet Protocol (“IP”) address, device name, operating system version, the configuration of the app when utilizing our App, the time and date of your use of the App, and other statistics. If you use our app to read or post information on our app, we don't collect any information about your identity. If you identify yourself by sending us an e-mail containing personal information, then the information collected will be solely used to respond to your message. In addition to other information described in this policy, we may collect and share precise location information including the presence of connected devices via bluetooth, through methods such as partner mobile “SDKs”. This information may be used by itself, aggregated, or combined with mobile identifiers (such as IDFAs and Android IDs), and shared with other parties, for purposes related to advertising, attribution (e.g., measuring ad performance), analytics and research. You can remove your consent to having your location data collected by changing the settings on your device (but certain services may lose functionality as a result). You can also control options through your device’s opt-out settings which will: (i) tell advertisers to not use your in-app information from that device to gather information about your interests to target interest-based ads and (ii) inform some partners to halt further data collection and sharing from that device.

Service Providers

We may employ third-party companies and individuals due to the following reasons:

To facilitate our App;

To provide the App on our behalf;

To perform App-related services; or

To assist us in analyzing how our App is used.

We want to inform users of this App that these third parties have access to your Personal Information. The reason is to perform the tasks assigned to them on our behalf. However, they are obligated not to disclose or use the information for any other purpose.

Security

We value your trust in providing us your Personal Information, thus we are striving to use commercially acceptable means of protecting it. But remember that no method of transmission over the internet, or method of electronic storage is 100% secure and reliable, and we cannot guarantee its absolute security.

Links to Other Apps or Websites

This App may contain links to other Apps or Websites. If you click on a third-party link, you will be directed to that app or website. Note that these external apps or sites are not operated by us. Therefore, we strongly advise you to review the Privacy Policy of these apps or websites. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party apps or websites or services.

Changes to This Privacy Policy

We may update our Privacy Policy from time to time. Thus, you are advised to review this page periodically for any changes. We will notify you of any changes by posting the new Privacy Policy on this page. These changes are effective immediately after they are posted on this page.

Contact Us

If you have any questions or suggestions about our Privacy Policy, do not hesitate to contact us

This app has no affiliation with Craigslist. Craigslist is a registered trademark of Craigslist, Inc. Please visit Craigslist's privacy policy to better understand their data collection practices and controls that they make available to you.

2019-04-18

Privacy Policy

ABW Coin built the MathX for Math Learner app as a Free app. This APP is provided by ABW Coin at no cost and is intended for use as is.

This page is used to inform app visitors regarding our policies with the collection, use, and disclosure of Personal Information if anyone decided to use our App.

If you choose to use our App, then you agree to the collection and use of information in relation to this policy.

Information Collection and Use

When using the APP, it only collects anonymous usage information to operate, improve and personalize the products. The APP does not collect any Personally Identifiable Information (PII) about you, nor does it match collected anonymous usage data with any 3rd party PII information.

Log Data

We want to inform you that whenever you use our App, in a case of an error in the app we collect data and information (through third party products) on your phone called Log Data. This Log Data may include information such as your device Internet Protocol (“IP”) address, device name, operating system version, the configuration of the app when utilizing our App, the time and date of your use of the App, and other statistics. If you use our app to read or post information on our app, we don't collect any information about your identity. If you identify yourself by sending us an e-mail containing personal information, then the information collected will be solely used to respond to your message. In addition to other information described in this policy, we may collect and share precise location information including the presence of connected devices via bluetooth, through methods such as partner mobile “SDKs”. This information may be used by itself, aggregated, or combined with mobile identifiers (such as IDFAs and Android IDs), and shared with other parties, for purposes related to advertising, attribution (e.g., measuring ad performance), analytics and research. You can remove your consent to having your location data collected by changing the settings on your device (but certain services may lose functionality as a result). You can also control options through your device’s opt-out settings which will: (i) tell advertisers to not use your in-app information from that device to gather information about your interests to target interest-based ads and (ii) inform some partners to halt further data collection and sharing from that device.

Service Providers

We may employ third-party companies and individuals due to the following reasons:

To facilitate our App;

To provide the App on our behalf;

To perform App-related services; or

To assist us in analyzing how our App is used.

We want to inform users of this App that these third parties have access to your Personal Information. The reason is to perform the tasks assigned to them on our behalf. However, they are obligated not to disclose or use the information for any other purpose.

Security

We value your trust in providing us your Personal Information, thus we are striving to use commercially acceptable means of protecting it. But remember that no method of transmission over the internet, or method of electronic storage is 100% secure and reliable, and we cannot guarantee its absolute security.

Links to Other Apps or Websites

This App may contain links to other Apps or Websites. If you click on a third-party link, you will be directed to that app or website. Note that these external apps or sites are not operated by us. Therefore, we strongly advise you to review the Privacy Policy of these apps or websites. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party apps or websites or services.

Changes to This Privacy Policy

We may update our Privacy Policy from time to time. Thus, you are advised to review this page periodically for any changes. We will notify you of any changes by posting the new Privacy Policy on this page. These changes are effective immediately after they are posted on this page.

Contact Us

If you have any questions or suggestions about our Privacy Policy, do not hesitate to contact us

2019-01-31

Privacy Policy

FY Creation LLC. built the CLX for Craigslist app as a Free app. This APP is provided by FY Creation LLC at no cost and is intended for use as is.

This page is used to inform app visitors regarding our policies with the collection, use, and disclosure of Personal Information if anyone decided to use our App.

If you choose to use our App, then you agree to the collection and use of information in relation to this policy.

Information Collection and Use

When using the APP, it only collects anonymous usage information to operate, improve and personalize the products. The APP does not collect any Personally Identifiable Information (PII) about you, nor does it match collected anonymous usage data with any 3rd party PII information.

Log Data

We want to inform you that whenever you use our App, in a case of an error in the app we collect data and information (through third party products) on your phone called Log Data. This Log Data may include information such as your device Internet Protocol (“IP”) address, device name, operating system version, the configuration of the app when utilizing our App, the time and date of your use of the App, and other statistics. If you use our app to read or post information on our app, we don't collect any information about your identity. If you identify yourself by sending us an e-mail containing personal information, then the information collected will be solely used to respond to your message. In addition to other information described in this policy, we may collect and share precise location information including the presence of connected devices via bluetooth, through methods such as partner mobile “SDKs”. This information may be used by itself, aggregated, or combined with mobile identifiers (such as IDFAs and Android IDs), and shared with other parties, for purposes related to advertising, attribution (e.g., measuring ad performance), analytics and research. You can remove your consent to having your location data collected by changing the settings on your device (but certain services may lose functionality as a result). You can also control options through your device’s opt-out settings which will: (i) tell advertisers to not use your in-app information from that device to gather information about your interests to target interest-based ads and (ii) inform some partners to halt further data collection and sharing from that device.

Service Providers

We may employ third-party companies and individuals due to the following reasons:

To facilitate our App;

To provide the App on our behalf;

To perform App-related services; or

To assist us in analyzing how our App is used.

We want to inform users of this App that these third parties have access to your Personal Information. The reason is to perform the tasks assigned to them on our behalf. However, they are obligated not to disclose or use the information for any other purpose.

Security

We value your trust in providing us your Personal Information, thus we are striving to use commercially acceptable means of protecting it. But remember that no method of transmission over the internet, or method of electronic storage is 100% secure and reliable, and we cannot guarantee its absolute security.

Links to Other Apps or Websites

This App may contain links to other Apps or Websites. If you click on a third-party link, you will be directed to that app or website. Note that these external apps or sites are not operated by us. Therefore, we strongly advise you to review the Privacy Policy of these apps or websites. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party apps or websites or services.

Changes to This Privacy Policy

We may update our Privacy Policy from time to time. Thus, you are advised to review this page periodically for any changes. We will notify you of any changes by posting the new Privacy Policy on this page. These changes are effective immediately after they are posted on this page.

Contact Us

If you have any questions or suggestions about our Privacy Policy, do not hesitate to contact us

This app has no affiliation with Craigslist. Craigslist is a registered trademark of Craigslist, Inc. Please visit Craigslist's privacy policy to better understand their data collection practices and controls that they make available to you.

2015-09-21

IPを略さないと…?

ネットワークエンジニアの端くれなんだけれど、

最近知的財産権(Intellectual Property)をIPと略すのをちらほら見かけるようになった気がする。

自分としては、IP = Internet Protocol というのが一番にあるからどうも違和感を持つ。

別にやめてくれとは思わないけれどね。

やめてくれと思ったのはAppleiOSかな、2010年iOSという名称になり、

CiscoIOSは知名度で勝つわけもなくGoogle検索結果から駆逐されていった。

IPはさすがにそうはならないとは思う。

 
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