WO2005048543A3 - Adaptive source routing and packet processing - Google Patents

Adaptive source routing and packet processing Download PDF

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Publication number
WO2005048543A3
WO2005048543A3 PCT/US2004/036940 US2004036940W WO2005048543A3 WO 2005048543 A3 WO2005048543 A3 WO 2005048543A3 US 2004036940 W US2004036940 W US 2004036940W WO 2005048543 A3 WO2005048543 A3 WO 2005048543A3
Authority
WO
WIPO (PCT)
Prior art keywords
packet processing
source routing
packets
adaptive source
adaptive
Prior art date
Application number
PCT/US2004/036940
Other languages
French (fr)
Other versions
WO2005048543A2 (en
Inventor
Derek Chiou
Larry R Dennison
William J Dally
Original Assignee
Avici Systems Inc
Derek Chiou
Larry R Dennison
William J Dally
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 Avici Systems Inc, Derek Chiou, Larry R Dennison, William J Dally filed Critical Avici Systems Inc
Priority to GB0608608A priority Critical patent/GB2424145B/en
Publication of WO2005048543A2 publication Critical patent/WO2005048543A2/en
Publication of WO2005048543A3 publication Critical patent/WO2005048543A3/en

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
    • H04L45/34—Source 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
    • H04L45/02—Topology update or discovery
    • H04L45/06—Deflection routing, e.g. hot-potato 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
    • H04L45/24—Multipath
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/50—Queue scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/50—Queue scheduling
    • H04L47/52—Queue scheduling by attributing bandwidth to queues
    • H04L47/522—Dynamic queue service slot or variable bandwidth allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/50—Queue scheduling
    • H04L47/56—Queue scheduling implementing delay-aware scheduling
    • H04L47/564—Attaching a deadline to packets, e.g. earliest due date first
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/50—Queue scheduling
    • H04L47/62—Queue scheduling characterised by scheduling criteria
    • H04L47/6215—Individual queue per QOS, rate or priority
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/50—Queue scheduling
    • H04L47/62—Queue scheduling characterised by scheduling criteria
    • H04L47/625—Queue scheduling characterised by scheduling criteria for service slots or service orders
    • H04L47/6255—Queue scheduling characterised by scheduling criteria for service slots or service orders queue load conditions, e.g. longest queue first
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/50—Queue scheduling
    • H04L47/62—Queue scheduling characterised by scheduling criteria
    • H04L47/625—Queue scheduling characterised by scheduling criteria for service slots or service orders
    • H04L47/626—Queue scheduling characterised by scheduling criteria for service slots or service orders channel conditions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/10—Packet switching elements characterised by the switching fabric construction
    • H04L49/101—Packet switching elements characterised by the switching fabric construction using crossbar or matrix
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/25—Routing or path finding in a switch fabric
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/55—Prevention, detection or correction of errors
    • H04L49/552—Prevention, detection or correction of errors by ensuring the integrity of packets received through redundant connections

Abstract

Paths for packets traveling through a distributed network fabric are chosen using information local to the source of packets. The system allows resequencing of packets at their destination and detecting out-of-order and missing packets.
PCT/US2004/036940 2003-11-11 2004-11-05 Adaptive source routing and packet processing WO2005048543A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0608608A GB2424145B (en) 2003-11-11 2004-11-05 Adaptive source routing and packet processing

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US51894603P 2003-11-11 2003-11-11
US60/518,946 2003-11-11
US10/815,458 2004-04-01
US10/815,458 US20050100035A1 (en) 2003-11-11 2004-04-01 Adaptive source routing and packet processing

Publications (2)

Publication Number Publication Date
WO2005048543A2 WO2005048543A2 (en) 2005-05-26
WO2005048543A3 true WO2005048543A3 (en) 2005-08-25

Family

ID=34556486

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2004/036940 WO2005048543A2 (en) 2003-11-11 2004-11-05 Adaptive source routing and packet processing

Country Status (3)

Country Link
US (1) US20050100035A1 (en)
GB (1) GB2424145B (en)
WO (1) WO2005048543A2 (en)

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Also Published As

Publication number Publication date
US20050100035A1 (en) 2005-05-12
GB2424145B (en) 2007-08-22
GB0608608D0 (en) 2006-06-14
GB2424145A (en) 2006-09-13
WO2005048543A2 (en) 2005-05-26

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