ATE242946T1 - Datenvermittlungsverfahren und -vorrichtung - Google Patents

Datenvermittlungsverfahren und -vorrichtung

Info

Publication number
ATE242946T1
ATE242946T1 AT99954210T AT99954210T ATE242946T1 AT E242946 T1 ATE242946 T1 AT E242946T1 AT 99954210 T AT99954210 T AT 99954210T AT 99954210 T AT99954210 T AT 99954210T AT E242946 T1 ATE242946 T1 AT E242946T1
Authority
AT
Austria
Prior art keywords
switch
output
arbitration
switch fabric
selection process
Prior art date
Application number
AT99954210T
Other languages
English (en)
Inventor
Ian David Johnson
Michael Patrick Robert Collins
Paul Howarth
Original Assignee
Xyratex Tech Ltd
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 Xyratex Tech Ltd filed Critical Xyratex Tech Ltd
Application granted granted Critical
Publication of ATE242946T1 publication Critical patent/ATE242946T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/50—Overload detection or protection within a single switching element
    • H04L49/505—Corrective measures
    • H04L49/506—Backpressure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/64—Hybrid switching systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/15—Interconnection of switching modules
    • H04L49/1515—Non-blocking multistage, e.g. Clos
    • H04L49/1523—Parallel switch fabric planes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/15—Interconnection of switching modules
    • H04L49/1515—Non-blocking multistage, e.g. Clos
    • H04L49/153—ATM switching fabrics having parallel switch planes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/15—Interconnection of switching modules
    • H04L49/1553—Interconnection of ATM switching modules, e.g. ATM switching fabrics
    • H04L49/1576—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
    • H04L49/253—Routing or path finding in a switch fabric using establishment or release of connections between ports
    • H04L49/254—Centralised controller, i.e. arbitration or scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/30—Peripheral units, e.g. input or output ports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/30—Peripheral units, e.g. input or output ports
    • H04L49/3081—ATM peripheral units, e.g. policing, insertion or extraction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/60—Software-defined switches
    • H04L49/606—Hybrid ATM switches, e.g. ATM&STM, ATM&Frame Relay or ATM&IP
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478—Provisions for broadband connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5638—Services, e.g. multimedia, GOS, QOS
    • H04L2012/564—Connection-oriented
    • H04L2012/5642—Multicast/broadcast/point-multipoint, e.g. VOD
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5638—Services, e.g. multimedia, GOS, QOS
    • H04L2012/5646—Cell characteristics, e.g. loss, delay, jitter, sequence integrity
    • H04L2012/5652—Cell construction, e.g. including header, packetisation, depacketisation, assembly, reassembly

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Communication Control (AREA)
  • Circuits Of Receivers In General (AREA)
AT99954210T 1998-12-22 1999-11-10 Datenvermittlungsverfahren und -vorrichtung ATE242946T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9828144.7A GB9828144D0 (en) 1998-12-22 1998-12-22 Data switching apparatus
PCT/GB1999/003748 WO2000038375A1 (en) 1998-12-22 1999-11-10 Data switching method and apparatus

Publications (1)

Publication Number Publication Date
ATE242946T1 true ATE242946T1 (de) 2003-06-15

Family

ID=10844658

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99954210T ATE242946T1 (de) 1998-12-22 1999-11-10 Datenvermittlungsverfahren und -vorrichtung

Country Status (11)

Country Link
US (1) US7088710B1 (de)
EP (1) EP1142219B1 (de)
JP (1) JP2002533994A (de)
KR (1) KR20010082335A (de)
CN (1) CN1357188A (de)
AT (1) ATE242946T1 (de)
AU (1) AU1062800A (de)
CA (1) CA2353621A1 (de)
DE (1) DE69908821T2 (de)
GB (1) GB9828144D0 (de)
WO (1) WO2000038375A1 (de)

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Also Published As

Publication number Publication date
KR20010082335A (ko) 2001-08-29
AU1062800A (en) 2000-07-12
CN1357188A (zh) 2002-07-03
DE69908821T2 (de) 2004-04-08
CA2353621A1 (en) 2000-06-29
US7088710B1 (en) 2006-08-08
EP1142219A1 (de) 2001-10-10
DE69908821D1 (de) 2003-07-17
JP2002533994A (ja) 2002-10-08
EP1142219B1 (de) 2003-06-11
GB9828144D0 (en) 1999-02-17
WO2000038375A1 (en) 2000-06-29

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