DE60303622D1 - Verfahren zur Netzpaket-Filterung basierend auf einer konditionellen Ausdruckstabelle - Google Patents

Verfahren zur Netzpaket-Filterung basierend auf einer konditionellen Ausdruckstabelle

Info

Publication number
DE60303622D1
DE60303622D1 DE60303622T DE60303622T DE60303622D1 DE 60303622 D1 DE60303622 D1 DE 60303622D1 DE 60303622 T DE60303622 T DE 60303622T DE 60303622 T DE60303622 T DE 60303622T DE 60303622 D1 DE60303622 D1 DE 60303622D1
Authority
DE
Germany
Prior art keywords
conditional expression
network packet
packet filtering
filtering based
expression table
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.)
Expired - Lifetime
Application number
DE60303622T
Other languages
English (en)
Other versions
DE60303622T2 (de
Inventor
Sandeep Relan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Broadcom Corp
Original Assignee
Broadcom 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 Broadcom Corp filed Critical Broadcom Corp
Publication of DE60303622D1 publication Critical patent/DE60303622D1/de
Application granted granted Critical
Publication of DE60303622T2 publication Critical patent/DE60303622T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L45/74—Address processing for routing
    • H04L45/742—Route cache; Operation thereof
    • 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
    • H04L69/22—Parsing or analysis of headers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
DE60303622T 2002-03-15 2003-03-12 Verfahren zur Netzpaket-Filterung basierend auf einer konditionellen Ausdruckstabelle Expired - Lifetime DE60303622T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US36405302P 2002-03-15 2002-03-15
US364053P 2002-03-15
US179264 2002-06-26
US10/179,264 US7280541B2 (en) 2002-03-15 2002-06-26 Packet filtering based on conditional expression table

Publications (2)

Publication Number Publication Date
DE60303622D1 true DE60303622D1 (de) 2006-04-27
DE60303622T2 DE60303622T2 (de) 2006-12-14

Family

ID=28044408

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60303622T Expired - Lifetime DE60303622T2 (de) 2002-03-15 2003-03-12 Verfahren zur Netzpaket-Filterung basierend auf einer konditionellen Ausdruckstabelle

Country Status (3)

Country Link
US (1) US7280541B2 (de)
EP (1) EP1351468B1 (de)
DE (1) DE60303622T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7245620B2 (en) * 2002-03-15 2007-07-17 Broadcom Corporation Method and apparatus for filtering packet data in a network device
US7697526B2 (en) * 2002-08-06 2010-04-13 Broadcom Corporation Packet filtering based on port bit map
US7304992B2 (en) * 2002-11-22 2007-12-04 Broadcom Corporation Fast flexible filter processor based on range checking and a method of processing based thereon
US20050100019A1 (en) * 2003-11-10 2005-05-12 Sahita Ravi L. Rule based packet processing engine
EP1533951B1 (de) * 2003-11-22 2007-05-30 Broadcom Corporation Schneller, flexibler Filterprozessor basierend auf Bereichsprüfung sowie darauf basierendes Verarbeitungsverfahren
US7653727B2 (en) * 2004-03-24 2010-01-26 Intel Corporation Cooperative embedded agents
US7594269B2 (en) * 2004-10-29 2009-09-22 Intel Corporation Platform-based identification of host software circumvention
EP1694023A1 (de) * 2005-02-18 2006-08-23 Deutsche Thomson-Brandt Gmbh Verfahren und Vorrichtung zur Ausführung von Datentransport über einen seriellen Bus mittels Internetprotokoll
US8589405B1 (en) 2010-07-16 2013-11-19 Netlogic Microsystems, Inc. Token stitcher for a content search system having pipelined engines
US8572106B1 (en) * 2010-07-16 2013-10-29 Netlogic Microsystems, Inc. Memory management in a token stitcher for a content search system having pipelined engines
US8700593B1 (en) 2010-07-16 2014-04-15 Netlogic Microsystems, Inc. Content search system having pipelined engines and a token stitcher
US10644998B2 (en) * 2013-12-15 2020-05-05 Cavium, Llc Virtualized network interface for lockdown and overlay of data in transmitted packets
US9596215B1 (en) * 2015-04-27 2017-03-14 Juniper Networks, Inc. Partitioning a filter to facilitate filtration of packets
US10095720B2 (en) * 2016-02-05 2018-10-09 Amadeus S.A.S. Database table index

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5473607A (en) 1993-08-09 1995-12-05 Grand Junction Networks, Inc. Packet filtering for data networks
US5761424A (en) 1995-12-29 1998-06-02 Symbios, Inc. Method and apparatus for programmable filtration and generation of information in packetized communication systems
US6088356A (en) 1997-06-30 2000-07-11 Sun Microsystems, Inc. System and method for a multi-layer network element
US6016310A (en) 1997-06-30 2000-01-18 Sun Microsystems, Inc. Trunking support in a high performance network device
US5951651A (en) 1997-07-23 1999-09-14 Lucent Technologies Inc. Packet filter system using BITMAP vector of filter rules for routing packet through network
US6259699B1 (en) 1997-12-30 2001-07-10 Nexabit Networks, Llc System architecture for and method of processing packets and/or cells in a common switch
US6289013B1 (en) 1998-02-09 2001-09-11 Lucent Technologies, Inc. Packet filter method and apparatus employing reduced memory
US6173384B1 (en) 1998-02-11 2001-01-09 Nortel Networks Limited Method of searching for a data element in a data structure
US6658002B1 (en) * 1998-06-30 2003-12-02 Cisco Technology, Inc. Logical operation unit for packet processing
WO2000003256A1 (en) * 1998-07-08 2000-01-20 Broadcom Corporation Network switch utilizing packet based per head-of-line blocking prevention
US6876653B2 (en) * 1998-07-08 2005-04-05 Broadcom Corporation Fast flexible filter processor based architecture for a network device
US6707817B1 (en) * 1999-03-17 2004-03-16 Broadcom Corporation Method for handling IP multicast packets in network switch
US6732254B1 (en) 1999-09-15 2004-05-04 Koninklijke Philips Electronics N.V. Can device featuring advanced can filtering and message acceptance
US6570884B1 (en) * 1999-11-05 2003-05-27 3Com Corporation Receive filtering for communication interface
AU1580401A (en) 1999-11-16 2001-05-30 Broadcom Corporation High speed flow control methodology
TW498650B (en) * 2000-03-22 2002-08-11 Ind Tech Res Inst Flexible and highly efficient packet classification method
US6718326B2 (en) * 2000-08-17 2004-04-06 Nippon Telegraph And Telephone Corporation Packet classification search device and method
US7719980B2 (en) * 2002-02-19 2010-05-18 Broadcom Corporation Method and apparatus for flexible frame processing and classification engine
US7245620B2 (en) * 2002-03-15 2007-07-17 Broadcom Corporation Method and apparatus for filtering packet data in a network device

Also Published As

Publication number Publication date
EP1351468B1 (de) 2006-02-22
EP1351468A1 (de) 2003-10-08
US20030174703A1 (en) 2003-09-18
US7280541B2 (en) 2007-10-09
DE60303622T2 (de) 2006-12-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BOSCH JEHLE PATENTANWALTSGESELLSCHAFT MBH, 80639 M