DE60305035D1 - Anpassen des längsten präfix unter verwendung von baumartigen "bitmap" datenstrukturen - Google Patents

Anpassen des längsten präfix unter verwendung von baumartigen "bitmap" datenstrukturen

Info

Publication number
DE60305035D1
DE60305035D1 DE60305035T DE60305035T DE60305035D1 DE 60305035 D1 DE60305035 D1 DE 60305035D1 DE 60305035 T DE60305035 T DE 60305035T DE 60305035 T DE60305035 T DE 60305035T DE 60305035 D1 DE60305035 D1 DE 60305035D1
Authority
DE
Germany
Prior art keywords
implementation
searches
bitmap
data structures
search
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
DE60305035T
Other languages
English (en)
Other versions
DE60305035T2 (de
Inventor
Vijay Rangarajan
Dalit Sagi
William Eatherton
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.)
Cisco Technology Inc
Original Assignee
Cisco Technology Inc
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 Cisco Technology Inc filed Critical Cisco Technology Inc
Application granted granted Critical
Publication of DE60305035D1 publication Critical patent/DE60305035D1/de
Publication of DE60305035T2 publication Critical patent/DE60305035T2/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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/901—Indexing; Data structures therefor; Storage structures
    • G06F16/9027—Trees
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90—Details of database functions independent of the retrieved data types
    • G06F16/903—Querying
    • G06F16/90335—Query processing
    • G06F16/90344—Query processing by using string matching techniques
    • 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
    • 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]
DE60305035T 2002-05-31 2003-03-15 Anpassen des längsten präfix unter verwendung von baumartigen "bitmap" datenstrukturen Expired - Lifetime DE60305035T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/161,504 US7899067B2 (en) 2002-05-31 2002-05-31 Method and apparatus for generating and using enhanced tree bitmap data structures in determining a longest prefix match
US161504 2002-05-31
PCT/US2003/008308 WO2003103240A1 (en) 2002-05-31 2003-03-15 Longest prefix matching using tree bitmap data structures

Publications (2)

Publication Number Publication Date
DE60305035D1 true DE60305035D1 (de) 2006-06-08
DE60305035T2 DE60305035T2 (de) 2006-11-23

Family

ID=29709760

Family Applications (3)

Application Number Title Priority Date Filing Date
DE60313371T Expired - Lifetime DE60313371T2 (de) 2002-05-31 2003-03-15 Verwendung von baumartigen "Bitmap" Datenstrukturen
DE60322756T Expired - Lifetime DE60322756D1 (de) 2002-05-31 2003-03-15 Finden des längsten passenden Präfix unter Verwendung von baumartigen Bitmap-Datenstrukturen
DE60305035T Expired - Lifetime DE60305035T2 (de) 2002-05-31 2003-03-15 Anpassen des längsten präfix unter verwendung von baumartigen "bitmap" datenstrukturen

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE60313371T Expired - Lifetime DE60313371T2 (de) 2002-05-31 2003-03-15 Verwendung von baumartigen "Bitmap" Datenstrukturen
DE60322756T Expired - Lifetime DE60322756D1 (de) 2002-05-31 2003-03-15 Finden des längsten passenden Präfix unter Verwendung von baumartigen Bitmap-Datenstrukturen

Country Status (8)

Country Link
US (4) US7899067B2 (de)
EP (3) EP1605646B1 (de)
CN (1) CN100465947C (de)
AT (3) ATE325488T1 (de)
AU (1) AU2003214223B2 (de)
CA (1) CA2484446A1 (de)
DE (3) DE60313371T2 (de)
WO (1) WO2003103240A1 (de)

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