JP5925331B2 - データ・パケットをルーティングするための装置、方法およびコンピュータ・プログラム - Google Patents
データ・パケットをルーティングするための装置、方法およびコンピュータ・プログラム Download PDFInfo
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- JP5925331B2 JP5925331B2 JP2014541584A JP2014541584A JP5925331B2 JP 5925331 B2 JP5925331 B2 JP 5925331B2 JP 2014541584 A JP2014541584 A JP 2014541584A JP 2014541584 A JP2014541584 A JP 2014541584A JP 5925331 B2 JP5925331 B2 JP 5925331B2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/16—Multipoint routing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/02—Capturing of monitoring data
- H04L43/028—Capturing of monitoring data by filtering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/54—Organization of routing tables
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
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Description
Claims (14)
- 無線アクセス・ネットワークにおいてデータ・パケットをルーティングするための装置(10)であって、
送信元ネットワーク・ノードからデータ・パケットを受信するための手段(12)であって、前記データ・パケットがデータ・パケット・ヘッダおよびデータ・パケット・ペイロードを含む、受信するための手段(12)と、
前記データ・パケットを検査するための手段(14)であって、前記データ・パケット・ヘッダから前記データ・パケットの送信元または宛先に関する情報を判定するために前記データ・パケット・ヘッダに対する第1のパケット検査を実行するように動作可能であり、前記データ・パケットの前記宛先の識別に関する情報を判定するために前記データ・パケットの前記送信元または前記宛先に関する情報に基づいて前記データ・パケット・ペイロードに対して第2のパケット検査を実行するように動作可能である、検査するための手段(14)と、
前記データ・パケットの前記宛先の前記識別に関する前記情報に基づいて後続のネットワーク・ノードに関する情報を判定するための手段(16)と、
を備える、装置(10)。 - 前記データ・パケットを前記後続のネットワーク・ノードに転送するための手段(18)をさらに備える、請求項1に記載の装置(10)。
- 前記送信元ネットワーク・ノードがネットワーク・エッジ・ノード、ネットワーク・ゲートウェイ、モビリティ管理エンティティ、無線ネットワーク・コントローラ、サービング・ゲートウェイ、制御プレーン・データ・パケット処理エンティティ、またはユーザ・プレーン・データ・パケット処理エンティティのグループの1つまたは複数の要素に対応する、請求項1に記載の装置(10)。
- 前記無線アクセス・ネットワークが後続の無線伝送のためにベースバンド・データを処理するための複数のベースバンド処理ユニットを備え、ベースバンド処理ユニットが、前記データ・パケットの前記宛先のサービスのデータを処理するよう割り当てられ、前記後続のネットワーク・ノードが、前記データ・パケット・ペイロードが関係するサービスに割り当てられた前記ベースバンド処理ユニットに対応する、請求項1に記載の装置(10)。
- 前記複数のベースバンド処理ユニットが制御データ処理ユニットおよびペイロード・データ処理ユニットを備え、前記検査するための手段(14)が、前記データ・パケットの前記送信元または前記宛先に関する前記情報に基づいて前記データ・パケットが制御データ・パケットかペイロード・データ・パケットかを判定するように動作可能である、請求項4に記載の装置(10)。
- 前記検査するための手段(14)が、前記データ・パケットの前記送信元または宛先に関する情報に基づいて前記第2のパケット検査として前記データ・パケットに対する1つまたは複数の動作を実行するように動作可能であり、前記1つまたは複数の動作が順次に行われ、後続の動作が前の動作の結果に基づいて行われ、前記1つまたは複数の動作が、マスキング動作、ルックアップ・テーブル(520)におけるルックアップ動作、アドレス情報に対する置換動作、またはルーティング情報の置換のグループの1つまたは複数の要素に対応する、請求項1に記載の装置(10)。
- 前記検査するための手段(14)が、1つまたは複数のルックアップ・テーブル(520)の1つを選択するように動作可能であり、前記1つまたは複数のルックアップ・テーブル(520)が、前記第1のパケット検査で判定された前記送信元または前記宛先に関する前記情報に基づいて選択され、前記検査するための手段(14)が、前記1つのルックアップ・テーブル(520)に基づいて前記第2のパケット検査を実行するようにさらに動作可能である、請求項1に記載の装置(10)。
- 前記1つまたは複数のルックアップ・テーブルが、前記データ・パケットに対する後続の動作に関する情報を含み、前記第2のパケット検査が、前記後続の動作を含み、前記動作が、マスキング動作、ルックアップ・テーブル(520)におけるルックアップ動作、アドレス情報に対する置換動作、またはルーティング情報の置換のグループの1つまたは複数の要素に対応する、請求項7に記載の装置(10)。
- ルックアップ・テーブルが、複数の行を含み、各行が、入力値としてキー−値対と、第1の出力値としての、第2のパケット検査として実行されるべき行動または動作と、共に実行されるべき行動または動作のための前記第2のパケット検査のための入力値としての、第2の出力値とを含む、請求項7に記載の装置(10)。
- 前記ルックアップ・テーブル(520)が、異なる入力サイズを有する少なくとも2つの行を含む、請求項9に記載の装置(10)。
- 前記検査するための手段(14)が、キー−値対に基づいてルックアップ・テーブル(520)から後続の動作および前記後続の動作のための入力値をルックアップするように動作可能であるルックアップ・コア・ユニット(802)を備え、前記検査するための手段(14)が、前記宛先の前記識別に関する前記情報を判定するために、前記第1のパケット検査で判定された第1のキー値としての前記送信元または宛先に関する前記情報から始めて、前記ルックアップ・コア(802)を繰り返し作動させるように動作可能である、請求項1に記載の装置(10)。
- 前記判定するための手段(16)が、複数のルックアップ・テーブルの1つを使用して前記後続のネットワーク・ノードを判定するように動作可能であり、前記1つのルックアップ・テーブルが、前記データ・パケットの前記宛先の前記識別に関する前記情報に基づいて前記複数のルックアップ・テーブルから選択される、請求項1に記載の装置(10)。
- 無線アクセス・ネットワークにおいてデータ・パケットをルーティングするための方法であって、
送信元ネットワーク・ノードからデータ・パケットを受信するステップ(22)であって、前記データ・パケットがデータ・パケット・ヘッダおよびデータ・パケット・ペイロードを含む、受信するステップ(22)と、
前記データ・パケット・ヘッダから前記データ・パケットの送信元または宛先に関する情報を判定するために前記データ・パケット・ヘッダに対する第1のパケット検査を実行すること、および
前記データ・パケットの前記宛先の識別に関する情報を判定するために前記データ・パケットの前記送信元または前記宛先に関する前記情報に基づいて前記データ・パケット・ペイロードに対する第2のパケット検査を実行すること、
によって、前記データ・パケットを検査するステップ(24)と、
前記データ・パケットの前記宛先の前記識別に関する前記情報に基づいて後続のネットワーク・ノードに関する情報を判定するステップ(26)と、
を含む方法。 - コンピュータまたはプロセッサ上で実行される場合、請求項13に記載の方法を実行するためのプログラム・コードを有する、コンピュータ・プログラム。
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EP11306475.2A EP2592784B1 (en) | 2011-11-14 | 2011-11-14 | Apparatus, method and computer program for routing data packets |
EP11306475.2 | 2011-11-14 | ||
PCT/EP2012/069908 WO2013072137A1 (en) | 2011-11-14 | 2012-10-09 | Apparatus, method and computer program for routing data packets |
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JP2015507383A JP2015507383A (ja) | 2015-03-05 |
JP5925331B2 true JP5925331B2 (ja) | 2016-05-25 |
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US (1) | US10708171B2 (ja) |
EP (1) | EP2592784B1 (ja) |
JP (1) | JP5925331B2 (ja) |
KR (1) | KR101552451B1 (ja) |
CN (1) | CN103931141B (ja) |
IN (1) | IN2014CN04292A (ja) |
TW (1) | TWI481224B (ja) |
WO (1) | WO2013072137A1 (ja) |
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CN103931141A (zh) | 2014-07-16 |
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