ATE375047T1 - Routers und verfahren für optimale leitwegtabellenkomprimierung - Google Patents

Routers und verfahren für optimale leitwegtabellenkomprimierung

Info

Publication number
ATE375047T1
ATE375047T1 AT99945378T AT99945378T ATE375047T1 AT E375047 T1 ATE375047 T1 AT E375047T1 AT 99945378 T AT99945378 T AT 99945378T AT 99945378 T AT99945378 T AT 99945378T AT E375047 T1 ATE375047 T1 AT E375047T1
Authority
AT
Austria
Prior art keywords
pass
tree
node
parent node
compression method
Prior art date
Application number
AT99945378T
Other languages
German (de)
English (en)
Inventor
Richard Draves
Christopher King
Srinivasan Venkatachary
Original Assignee
Microsoft Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Microsoft Corp filed Critical Microsoft Corp
Application granted granted Critical
Publication of ATE375047T1 publication Critical patent/ATE375047T1/de

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
    • H04L45/02—Topology update or discovery
    • 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
    • H04L45/48—Routing tree calculation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Small-Scale Networks (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)
AT99945378T 1998-11-06 1999-08-31 Routers und verfahren für optimale leitwegtabellenkomprimierung ATE375047T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/188,014 US6385649B1 (en) 1998-11-06 1998-11-06 Routers and methods for optimal routing table compression

Publications (1)

Publication Number Publication Date
ATE375047T1 true ATE375047T1 (de) 2007-10-15

Family

ID=22691416

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99945378T ATE375047T1 (de) 1998-11-06 1999-08-31 Routers und verfahren für optimale leitwegtabellenkomprimierung

Country Status (7)

Country Link
US (1) US6385649B1 (https=)
EP (1) EP1127433B1 (https=)
JP (1) JP4268337B2 (https=)
AT (1) ATE375047T1 (https=)
AU (1) AU5798699A (https=)
DE (1) DE69937248T2 (https=)
WO (1) WO2000028704A1 (https=)

Families Citing this family (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1305103B1 (it) * 1998-12-30 2001-04-10 Cit Alcatel Metodo di smistamento di pacchetti di informazione associati aindirizzi rappresentati tramite stringhe numeriche e relativo apparato
TW468116B (en) * 1999-02-08 2001-12-11 Wen-Shian Chen High speed Internet protocol address lookups method for saving memory
FR2789778B1 (fr) * 1999-02-12 2001-09-14 France Telecom Procede pour associer des references d'acheminement a des paquets de donnees au moyen d'une memoire trie, et routeur de paquets appliquant ce procede
US6772220B1 (en) * 1999-09-29 2004-08-03 International Business Machines Corporation Next hop command level addressing and routing
US6952740B1 (en) * 1999-10-04 2005-10-04 Nortel Networks Limited Apparatus and method of maintaining a route table
US6618755B1 (en) * 1999-12-07 2003-09-09 Watchguard Technologies, Inc. Automatically identifying subnetworks in a network
US6581106B1 (en) * 2000-01-13 2003-06-17 Pierluigi Crescenzi Fast address lookup in routing tables
US6766343B1 (en) * 2000-02-04 2004-07-20 Harris Corporation Method and apparatus for coordinate system conversions
AU2001268411A1 (en) * 2000-06-14 2002-01-02 Core Express, Inc. Route selection within a network with peering connections
US7966421B2 (en) * 2000-06-21 2011-06-21 SAtech Group, A.B. Limited Liability Company Method and apparatus for logically expanding the length of a search key
US20020089937A1 (en) 2000-11-16 2002-07-11 Srinivasan Venkatachary Packet matching method and system
US7106732B2 (en) * 2000-12-27 2006-09-12 Mosaid Technologies Incorporated Default route coding
US6680916B2 (en) * 2001-01-22 2004-01-20 Tut Systems, Inc. Method for using a balanced tree as a base for a routing table
US7133410B2 (en) * 2001-02-12 2006-11-07 Tellabs Operations, Inc. Method and system for designing ring-based telecommunications networks
US7506058B2 (en) * 2001-12-28 2009-03-17 International Business Machines Corporation Method for transmitting information across firewalls
FR2838590B1 (fr) * 2002-04-16 2005-12-30 St Microelectronics Sa Procede de routage pour un reseau de telecommunication et routeur pour la mise en oeuvre dudit procede
US7733880B2 (en) * 2002-06-14 2010-06-08 Alcatel-Lucent Usa Inc. Managing routes in a router utilizing threshold-specific discard algorithms
US7433304B1 (en) * 2002-09-06 2008-10-07 Packeteer, Inc. Classification data structure enabling multi-dimensional network traffic classification and control schemes
US6934252B2 (en) * 2002-09-16 2005-08-23 North Carolina State University Methods and systems for fast binary network address lookups using parent node information stored in routing table entries
US6954794B2 (en) * 2002-10-21 2005-10-11 Tekelec Methods and systems for exchanging reachability information and for switching traffic between redundant interfaces in a network cluster
US7162481B2 (en) * 2002-12-06 2007-01-09 Stmicroelectronics, Inc. Method for increasing storage capacity in a multi-bit trie-based hardware storage engine by compressing the representation of single-length prefixes
US7099881B2 (en) * 2002-12-06 2006-08-29 Stmicroelectronics, Inc. Method for increasing average storage capacity in a bit-mapped tree-based storage engine by using remappable prefix representations and a run-length encoding scheme that defines multi-length fields to compactly store IP prefixes
US7426518B2 (en) * 2003-03-28 2008-09-16 Netlogic Microsystems, Inc. System and method for efficiently searching a forwarding database that is split into a bounded number of sub-databases having a bounded size
US7571156B1 (en) 2003-03-28 2009-08-04 Netlogic Microsystems, Inc. Network device, storage medium and methods for incrementally updating a forwarding database
US7437354B2 (en) * 2003-06-05 2008-10-14 Netlogic Microsystems, Inc. Architecture for network search engines with fixed latency, high capacity, and high throughput
US8301738B1 (en) * 2003-07-31 2012-10-30 Novell, Inc. Systems and methods for private network addressing in IP protocols
US7487255B2 (en) * 2003-08-14 2009-02-03 Hewlett-Packard Development Company, L.P. Routing cache management with route fragmentation
US7379424B1 (en) * 2003-08-18 2008-05-27 Cray Inc. Systems and methods for routing packets in multiprocessor computer systems
US7702882B2 (en) * 2003-09-10 2010-04-20 Samsung Electronics Co., Ltd. Apparatus and method for performing high-speed lookups in a routing table
GB2421158B (en) * 2003-10-03 2007-07-11 Avici Systems Inc Rapid alternate paths for network destinations
US8346960B2 (en) * 2005-02-15 2013-01-01 At&T Intellectual Property Ii, L.P. Systems, methods, and devices for defending a network
US7694068B1 (en) 2005-12-08 2010-04-06 Netlogic Microsystems, Inc. Re-entrant processing in a content addressable memory
US8023517B2 (en) * 2006-04-05 2011-09-20 Cisco Technology, Inc. System and method for improving network performance and security by controlling topology information
EP2014027B1 (en) * 2006-04-28 2014-01-01 Telecom Italia S.p.A. Method for determining prospective peering partners for an internet service provider
US8364803B2 (en) 2006-10-20 2013-01-29 Oricane Ab Method, device, computer program product and system for representing a partition of N W-bit intervals associated to D-bit data in a data communications network
SE531557C2 (sv) 2006-10-20 2009-05-19 Oricane Ab Förfarande, klassificeringsanordning, datorprogramprodukt och system för att representera en del av n w-bit-intervall hörande till d-bit data i ett datakommunikationsnätverk
US7933282B1 (en) 2007-02-08 2011-04-26 Netlogic Microsystems, Inc. Packet classification device for storing groups of rules
US9014047B2 (en) 2007-07-10 2015-04-21 Level 3 Communications, Llc System and method for aggregating and reporting network traffic data
US8654763B2 (en) * 2008-10-15 2014-02-18 Board Of Trustees Of Michigan State University Systematic approach towards minimizing packet classifiers
CN101404617B (zh) * 2008-11-04 2011-03-23 刘显福 一种流体动态生成树的形成方法
CN101741708B (zh) * 2008-11-13 2012-11-21 华为技术有限公司 一种存储数据的方法和装置
US8036126B2 (en) * 2009-02-17 2011-10-11 At&T Intellectual Property Llp System and method for compressing internet protocol routing tables
JP2010226340A (ja) * 2009-03-23 2010-10-07 Alaxala Networks Corp 通信装置
US8780926B2 (en) * 2009-12-01 2014-07-15 Polytechnic Institute Of New York University Updating prefix-compressed tries for IP route lookup
US8375165B2 (en) 2010-01-08 2013-02-12 Board Of Trustees Of Michigan State University Bit weaving technique for compressing packet classifiers
US8363662B2 (en) * 2010-03-19 2013-01-29 Cisco Technology, Inc. Alternate down paths for directed acyclic graph (DAG) routing
US8438330B2 (en) 2010-05-17 2013-05-07 Netlogic Microsystems, Inc. Updating cam arrays using prefix length distribution prediction
US8769148B1 (en) 2010-07-30 2014-07-01 Google Inc. Traffic distribution over multiple paths in a network
CN102143076B (zh) * 2011-03-29 2014-10-22 中兴通讯股份有限公司 一种多重保护叠加的保护组实现方法和装置
US9716592B1 (en) 2011-06-10 2017-07-25 Google Inc. Traffic distribution over multiple paths in a network while maintaining flow affinity
US20150363510A1 (en) * 2013-01-31 2015-12-17 Hewlett-Packard Development Company, L.P. Indexed shaped graph creation
KR101640733B1 (ko) * 2015-01-23 2016-07-20 주식회사 리얼타임테크 인-메모리 데이터베이스 기반의 데이터 관리 시스템 및 그 방법
WO2016149905A1 (en) * 2015-03-24 2016-09-29 Hewlett-Packard Development Company, L.P. Field programmable gate array memory allocation
US10298491B2 (en) * 2016-08-25 2019-05-21 Cisco Technology, Inc. Efficient path detection and validation between endpoints in large datacenters
US10284472B2 (en) 2017-01-24 2019-05-07 Cisco Technology, Inc. Dynamic and compressed trie for use in route lookup
CN110557330B (zh) * 2018-05-30 2022-03-25 中兴通讯股份有限公司 一种备份路径计算方法、装置及计算机存储介质
PL3618355T3 (pl) 2018-08-27 2021-02-08 Ovh Systemy i sposoby obsługiwania urządzenia sieciowego
PL3618389T3 (pl) 2018-08-27 2021-04-06 Ovh Systemy i sposoby obsługiwania urządzenia sieciowego
CN109308284B (zh) * 2018-09-28 2023-09-19 中国平安财产保险股份有限公司 报表菜单生成方法、装置、计算机设备及存储介质
CN112565072B (zh) * 2020-11-02 2022-08-09 鹏城实验室 一种路由表压缩方法、路由器及存储介质
WO2022150052A1 (en) * 2021-01-05 2022-07-14 Vmware, Inc. Compression of route tables using key values
CN116896518B (zh) * 2023-09-11 2023-11-24 腾讯科技（深圳）有限公司 路由对账方法、装置、电子设备及存储介质

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5095480A (en) 1989-06-16 1992-03-10 Fenner Peter R Message routing system for shared communication media networks
US5490258A (en) * 1991-07-29 1996-02-06 Fenner; Peter R. Associative memory for very large key spaces
JP3361865B2 (ja) 1993-12-13 2003-01-07 富士通株式会社 スタティックなルーティング情報の自動設定方法およびルーティング情報の自動設定を行うコンピュータ
US5546390A (en) * 1994-12-29 1996-08-13 Storage Technology Corporation Method and apparatus for radix decision packet processing
US5751971A (en) * 1995-07-12 1998-05-12 Cabletron Systems, Inc. Internet protocol (IP) work group routing
US5826262A (en) 1996-03-22 1998-10-20 International Business Machines Corporation Parallel bottom-up construction of radix trees
US5881241A (en) * 1996-06-19 1999-03-09 Sun Microsystems, Inc. System for transmitting data packet after matching data packet's routing pattern with predetermined data routes stored in a route table
US6011795A (en) 1997-03-20 2000-01-04 Washington University Method and apparatus for fast hierarchical address lookup using controlled expansion of prefixes
US5933849A (en) * 1997-04-10 1999-08-03 At&T Corp Scalable distributed caching system and method
US6018524A (en) * 1997-09-09 2000-01-25 Washington University Scalable high speed IP routing lookups
US6061712A (en) 1998-01-07 2000-05-09 Lucent Technologies, Inc. Method for IP routing table look-up
US6067574A (en) 1998-05-18 2000-05-23 Lucent Technologies Inc High speed routing using compressed tree process
US6192051B1 (en) * 1999-02-26 2001-02-20 Redstone Communications, Inc. Network router search engine using compressed tree forwarding table

Also Published As

Publication number Publication date
WO2000028704A1 (en) 2000-05-18
AU5798699A (en) 2000-05-29
EP1127433B1 (en) 2007-10-03
DE69937248D1 (de) 2007-11-15
JP4268337B2 (ja) 2009-05-27
JP2002530011A (ja) 2002-09-10
US6385649B1 (en) 2002-05-07
DE69937248T2 (de) 2008-01-17
EP1127433A1 (en) 2001-08-29

Similar Documents

Publication Publication Date Title
ATE375047T1 (de) Routers und verfahren für optimale leitwegtabellenkomprimierung
JP2002530011A5 (https=)
KR100450407B1 (ko) 서비스 품질(ＱｏＳ)보장 다중경로 계산방법
Bisbal et al. Dynamic routing and wavelength assignment in optical networks by means of genetic algorithms
DE602005015300D1 (de) Datennetzwerk, Verfahren und Rückmeldungsknoten zum zuweisen und bereitstellen von Wegcharakterisierungs-Metriken
ATE538567T1 (de) Verfahren zum erzeugen von spanning trees
US20030193898A1 (en) Method and apparatus for selecting maximally disjoint shortest paths in a network
ATE268081T1 (de) Mechanismus und verfahren zur bestimmung und schnellen wiederherstellung einer minimalen kapazität in einem vermaschten netz
ATE403301T1 (de) System und verfahren für ein vielschicht- netzelement
DE602005023793D1 (de) Optimiertes dynamisches routen in einem optischen netzwerk
DK0722644T3 (da) Fremgangsmåde til udvælgelse af forbindelser i net
CA2212278A1 (en) Route finding in communications networks
WO2002015453A3 (en) System and method for business decision making implementation by decision operation trees
ATE368339T1 (de) Verfahren zum sequentiell ordnen von änderungen für ip-netzkonfiguration
EP2127259A1 (en) Dynamic routing of optical signals in optical networks
WO1997040606A3 (en) Determining routes in a network comprising nodes and links
DE60233759D1 (de) Verfahren zum verteilen von netzwerkparametern unter netzwerkknoten
CN106101001B (zh) 一种不确定多播传输方法
GB2386032B (en) Method of estimating traffic data
US7444431B2 (en) Partially interconnected networks
Liu et al. Distributed algorithms for shortest-path, deadlock-free routing and broadcasting in a class of interconnection topologies
CN100417115C (zh) 一种实现以太网业务的自动配置方法
DE50014067D1 (de) Manipulationssichere integrierte schaltung
CN101102616A (zh) 自动交换光网络中多约束条件下最短路径查找方法及装置
GB0508596D0 (en) Method and apparatus for identifying components of a network having high importance for network integrity

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties