DE602005014026D1 - Filter basierter Algorithmus zum Auffinden des längsten übereinstimmenden Präfix - Google Patents
Filter basierter Algorithmus zum Auffinden des längsten übereinstimmenden PräfixInfo
- Publication number
- DE602005014026D1 DE602005014026D1 DE602005014026T DE602005014026T DE602005014026D1 DE 602005014026 D1 DE602005014026 D1 DE 602005014026D1 DE 602005014026 T DE602005014026 T DE 602005014026T DE 602005014026 T DE602005014026 T DE 602005014026T DE 602005014026 D1 DE602005014026 D1 DE 602005014026D1
- Authority
- DE
- Germany
- Prior art keywords
- address
- lpm
- finding
- filtering
- filter based
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4604—LAN interconnection over a backbone network, e.g. Internet, Frame Relay
- H04L12/462—LAN interconnection over a bridge based backbone
- H04L12/4625—Single bridge functionality, e.g. connection of two networks over a single bridge
-
- 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
- H04L45/02—Topology update or discovery
- H04L45/04—Interdomain routing, e.g. hierarchical routing
-
- 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
- H04L45/46—Cluster building
-
- 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
- H04L45/74—Address processing for routing
- H04L45/745—Address table lookup; Address filtering
-
- 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
- H04L45/74—Address processing for routing
- H04L45/745—Address table lookup; Address filtering
- H04L45/74591—Address table lookup; Address filtering using content-addressable memories [CAM]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/167—Adaptation for transition between two IP versions, e.g. between IPv4 and IPv6
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S707/00—Data processing: database and file management or data structures
- Y10S707/99931—Database or file accessing
- Y10S707/99933—Query processing, i.e. searching
- Y10S707/99936—Pattern matching access
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Noise Elimination (AREA)
- Complex Calculations (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/773,225 US7433355B2 (en) | 2004-02-09 | 2004-02-09 | Filter based longest prefix match algorithm |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602005014026D1 true DE602005014026D1 (de) | 2009-06-04 |
Family
ID=34679389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602005014026T Active DE602005014026D1 (de) | 2004-02-09 | 2005-02-03 | Filter basierter Algorithmus zum Auffinden des längsten übereinstimmenden Präfix |
Country Status (5)
Country | Link |
---|---|
US (1) | US7433355B2 (de) |
EP (1) | EP1562337B1 (de) |
CN (1) | CN1655533B (de) |
AT (1) | ATE429755T1 (de) |
DE (1) | DE602005014026D1 (de) |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8095508B2 (en) | 2000-04-07 | 2012-01-10 | Washington University | Intelligent data storage and processing using FPGA devices |
US7382787B1 (en) | 2001-07-30 | 2008-06-03 | Cisco Technology, Inc. | Packet routing and switching device |
US20090006659A1 (en) * | 2001-10-19 | 2009-01-01 | Collins Jack M | Advanced mezzanine card for digital network data inspection |
US7453883B1 (en) * | 2003-04-14 | 2008-11-18 | Cisco Technology, Inc. | Method for compressing route data in a router |
US10572824B2 (en) | 2003-05-23 | 2020-02-25 | Ip Reservoir, Llc | System and method for low latency multi-functional pipeline with correlation logic and selectively activated/deactivated pipelined data processing engines |
JP2007524923A (ja) | 2003-05-23 | 2007-08-30 | ワシントン ユニヴァーシティー | Fpgaデバイスを使用するインテリジェントデータ記憶および処理 |
US7602785B2 (en) * | 2004-02-09 | 2009-10-13 | Washington University | Method and system for performing longest prefix matching for network address lookup using bloom filters |
US7505459B2 (en) * | 2004-03-30 | 2009-03-17 | Teknovus, Inc. | Method and apparatus for switching packets in a passive optical network |
US7403526B1 (en) * | 2004-05-17 | 2008-07-22 | Cisco Technology, Inc. | Partitioning and filtering a search space of particular use for determining a longest prefix match thereon |
EP1859378A2 (de) | 2005-03-03 | 2007-11-28 | Washington University | Verfahren und vorrichtung zur durchführung einer biosequenz-ähnlichkeitssuche |
CN100396057C (zh) * | 2005-10-21 | 2008-06-18 | 清华大学 | 基于有状态过滤引擎的高速分组检测方法 |
US7702629B2 (en) | 2005-12-02 | 2010-04-20 | Exegy Incorporated | Method and device for high performance regular expression pattern matching |
US7954114B2 (en) | 2006-01-26 | 2011-05-31 | Exegy Incorporated | Firmware socket module for FPGA-based pipeline processing |
US7860106B2 (en) * | 2006-02-13 | 2010-12-28 | Wind River Systems, Inc. | System and method for routing table computation and analysis |
JP4825724B2 (ja) * | 2006-06-09 | 2011-11-30 | 株式会社リコー | ネットワーク機器 |
US7885268B2 (en) * | 2006-11-10 | 2011-02-08 | Broadcom Corporation | Method and system for hash table based routing via table and prefix aggregation |
US7660793B2 (en) * | 2006-11-13 | 2010-02-09 | Exegy Incorporated | Method and system for high performance integration, processing and searching of structured and unstructured data using coprocessors |
US8326819B2 (en) | 2006-11-13 | 2012-12-04 | Exegy Incorporated | Method and system for high performance data metatagging and data indexing using coprocessors |
US8640215B2 (en) * | 2007-03-23 | 2014-01-28 | Microsoft Corporation | Secure isolation of application pools |
US8046492B1 (en) * | 2007-11-06 | 2011-10-25 | Juniper Networks, Inc. | Offset independent filtering |
US8250080B1 (en) * | 2008-01-11 | 2012-08-21 | Google Inc. | Filtering in search engines |
US8374986B2 (en) | 2008-05-15 | 2013-02-12 | Exegy Incorporated | Method and system for accelerated stream processing |
US8018940B2 (en) * | 2008-08-13 | 2011-09-13 | Alcatel Lucent | Network address lookup based on bloom filters |
US7990973B2 (en) * | 2008-08-13 | 2011-08-02 | Alcatel-Lucent Usa Inc. | Hash functions for applications such as network address lookup |
CN101556610B (zh) * | 2009-05-04 | 2011-12-21 | 中兴通讯股份有限公司 | 网络处理器使用的建表和查表方法 |
US8675661B1 (en) * | 2009-05-07 | 2014-03-18 | Sprint Communications Company L.P. | Allocating IP version fields to increase address space |
US8769057B1 (en) | 2009-05-07 | 2014-07-01 | Sprint Communications Company L.P. | Employing a hierarchy of servers to resolve fractional IP addresses |
CN101778142B (zh) * | 2009-12-11 | 2012-10-24 | 东南大学 | 比特串和哈希函数组合的网络地址前缀保留的匿名化方法 |
CN101827137B (zh) * | 2010-04-13 | 2013-01-30 | 西安邮电学院 | 一种基于哈希表和扩展存储器的高性能IPv6地址查找方法 |
US8880507B2 (en) | 2010-07-22 | 2014-11-04 | Brocade Communications Systems, Inc. | Longest prefix match using binary search tree |
US8880494B2 (en) * | 2011-07-28 | 2014-11-04 | Brocade Communications Systems, Inc. | Longest prefix match scheme |
US9633093B2 (en) | 2012-10-23 | 2017-04-25 | Ip Reservoir, Llc | Method and apparatus for accelerated format translation of data in a delimited data format |
US10146845B2 (en) | 2012-10-23 | 2018-12-04 | Ip Reservoir, Llc | Method and apparatus for accelerated format translation of data in a delimited data format |
US9633097B2 (en) | 2012-10-23 | 2017-04-25 | Ip Reservoir, Llc | Method and apparatus for record pivoting to accelerate processing of data fields |
CN103078754B (zh) * | 2012-12-29 | 2016-09-28 | 大连环宇移动科技有限公司 | 一种基于计数型bloom filter的网络数据流统计方法 |
CN103220223B (zh) * | 2013-04-26 | 2016-04-20 | 北京百度网讯科技有限公司 | 网络数据流分类方法和系统 |
US9444731B2 (en) | 2013-05-24 | 2016-09-13 | Cisco Technology, Inc. | Methods and systems for data packet routing |
US9647941B2 (en) * | 2013-10-04 | 2017-05-09 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Hierarchical hashing for longest prefix matching |
US9740797B2 (en) | 2013-10-14 | 2017-08-22 | Inha-Industry Partnership Institute | Counting bloom filter |
CN103581023A (zh) * | 2013-11-06 | 2014-02-12 | 盛科网络(苏州)有限公司 | 实现最长掩码匹配的方法及装置 |
GB2541577A (en) | 2014-04-23 | 2017-02-22 | Ip Reservoir Llc | Method and apparatus for accelerated data translation |
US9596181B1 (en) * | 2014-10-20 | 2017-03-14 | Juniper Networks, Inc. | Two stage bloom filter for longest prefix match |
US9654397B2 (en) * | 2015-03-13 | 2017-05-16 | Mediatek Inc. | Method for looking up data in hash tables and associated network device |
US9979650B1 (en) | 2015-03-30 | 2018-05-22 | Juniper Networks, Inc. | Forwarding packets using a probabilistic filter and a grouping technique |
US10942943B2 (en) | 2015-10-29 | 2021-03-09 | Ip Reservoir, Llc | Dynamic field data translation to support high performance stream data processing |
US9985885B1 (en) | 2015-12-11 | 2018-05-29 | Amazon Technologies, Inc. | Aggregating common portions of forwarding routes |
US9992111B2 (en) * | 2016-01-21 | 2018-06-05 | Cisco Technology, Inc. | Router table scaling in modular platforms |
WO2018119035A1 (en) | 2016-12-22 | 2018-06-28 | Ip Reservoir, Llc | Pipelines for hardware-accelerated machine learning |
US10803040B2 (en) | 2017-08-28 | 2020-10-13 | International Business Machines Corporation | Efficient and accurate lookups of data by a stream processor using a hash table |
CN111259203B (zh) * | 2020-01-08 | 2023-08-25 | 上海兆芯集成电路股份有限公司 | 数据压缩器以及数据压缩方法 |
DK3859552T3 (da) * | 2020-01-30 | 2021-12-20 | Ovh | Fremgangsmåde og system til håndtering af indhold af datapakke/rammer under anvendelse af et tilpasset bloom-filter |
US11502957B2 (en) * | 2020-05-14 | 2022-11-15 | Mellanox Technologies, Ltd. | Avoiding markers for longest prefix match based on binary search tree algorithm |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6018524A (en) * | 1997-09-09 | 2000-01-25 | Washington University | Scalable high speed IP routing lookups |
JP3166700B2 (ja) * | 1998-03-12 | 2001-05-14 | 日本電気株式会社 | ルータ及び最長一致検索装置 |
US6212184B1 (en) * | 1998-07-15 | 2001-04-03 | Washington University | Fast scaleable methods and devices for layer four switching |
US6499081B1 (en) * | 1999-02-23 | 2002-12-24 | Netlogic Microsystems, Inc. | Method and apparatus for determining a longest prefix match in a segmented content addressable memory device |
US6560610B1 (en) * | 1999-08-10 | 2003-05-06 | Washington University | Data structure using a tree bitmap and method for rapid classification of data in a database |
US6490592B1 (en) * | 1999-12-30 | 2002-12-03 | Nortel Networks Limited | Method of and apparatus for generating a tree data structure supporting longest match lookup |
US6675163B1 (en) * | 2000-04-06 | 2004-01-06 | International Business Machines Corporation | Full match (FM) search algorithm implementation for a network processor |
US6947931B1 (en) * | 2000-04-06 | 2005-09-20 | International Business Machines Corporation | Longest prefix match (LPM) algorithm implementation for a network processor |
JP2001326679A (ja) * | 2000-05-15 | 2001-11-22 | Fujitsu Ltd | 情報装置、テーブル検索装置、テーブル検索方法、及び記録媒体 |
US7031320B2 (en) * | 2000-12-22 | 2006-04-18 | Samsung Electronics Co., Ltd. | Apparatus and method for performing high-speed IP route lookup and managing routing/forwarding tables |
US7443841B2 (en) * | 2002-10-30 | 2008-10-28 | Nortel Networks Limited | Longest prefix matching (LPM) using a fixed comparison hash table |
US7219184B2 (en) * | 2002-12-10 | 2007-05-15 | Isic Corporation | Method and apparatus for longest prefix matching in processing a forwarding information database |
US7444515B2 (en) * | 2003-08-14 | 2008-10-28 | Washington University | Method and apparatus for detecting predefined signatures in packet payload using Bloom filters |
-
2004
- 2004-02-09 US US10/773,225 patent/US7433355B2/en not_active Expired - Fee Related
-
2005
- 2005-02-03 EP EP05300090A patent/EP1562337B1/de active Active
- 2005-02-03 AT AT05300090T patent/ATE429755T1/de not_active IP Right Cessation
- 2005-02-03 DE DE602005014026T patent/DE602005014026D1/de active Active
- 2005-02-16 CN CN2005100077574A patent/CN1655533B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20050175010A1 (en) | 2005-08-11 |
ATE429755T1 (de) | 2009-05-15 |
EP1562337A1 (de) | 2005-08-10 |
EP1562337B1 (de) | 2009-04-22 |
CN1655533B (zh) | 2010-04-28 |
US7433355B2 (en) | 2008-10-07 |
CN1655533A (zh) | 2005-08-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |