SG50629A1 - Connection path selection method for cross-connect communications networks - Google Patents

Connection path selection method for cross-connect communications networks

Info

Publication number
SG50629A1
SG50629A1 SG1996007198A SG1996007198A SG50629A1 SG 50629 A1 SG50629 A1 SG 50629A1 SG 1996007198 A SG1996007198 A SG 1996007198A SG 1996007198 A SG1996007198 A SG 1996007198A SG 50629 A1 SG50629 A1 SG 50629A1
Authority
SG
Singapore
Prior art keywords
array
idle
input
output
stage
Prior art date
Application number
SG1996007198A
Other languages
English (en)
Inventor
Edward K Bowdon
Original Assignee
Alcatel Nv
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 Alcatel Nv filed Critical Alcatel Nv
Publication of SG50629A1 publication Critical patent/SG50629A1/en

Links

Classifications

    • 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
    • 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
    • H04L49/10—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
    • H04L49/10—Packet switching elements characterised by the switching fabric construction
    • H04L49/104—Asynchronous transfer mode [ATM] switching fabrics
    • H04L49/105—ATM switching elements
    • H04L49/106—ATM switching elements using space switching, e.g. crossbar or matrix
    • 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
    • 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
    • H04L49/256—Routing or path finding in ATM switching fabrics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/64—Distributing or queueing
    • H04Q3/68—Grouping or interlacing selector groups or stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/64—Distributing or queueing
    • H04Q3/68—Grouping or interlacing selector groups or stages
    • H04Q3/685—Circuit arrangements therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0003—Switching fabrics, e.g. transport network, control network
    • H04J2203/0012—Switching modules and their interconnections
    • 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
    • H04L2012/5625—Operations, administration and maintenance [OAM]
    • H04L2012/5627—Fault tolerance and recovery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1302—Relay switches
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1304—Coordinate switches, crossbar, 4/2 with relays, coupling field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13056—Routines, finite state machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13076—Distributing frame, MDF, cross-connect switch
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13141—Hunting for free outlet, circuit or channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13144—Searching path through number of switching stages or nodes, e.g. revertive blocking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13146—Rerouting upon blocking/overload, rearrangement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1334—Configuration within the switch
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13341—Connections within the switch

Landscapes

  • Computer Networks & Wireless Communication (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Meter Arrangements (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Saccharide Compounds (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Multi Processors (AREA)
SG1996007198A 1992-05-14 1993-05-10 Connection path selection method for cross-connect communications networks SG50629A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88359492A 1992-05-14 1992-05-14

Publications (1)

Publication Number Publication Date
SG50629A1 true SG50629A1 (en) 1998-07-20

Family

ID=25382918

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996007198A SG50629A1 (en) 1992-05-14 1993-05-10 Connection path selection method for cross-connect communications networks

Country Status (11)

Country Link
US (1) US5408231A (ja)
EP (1) EP0569913B1 (ja)
JP (1) JPH0638256A (ja)
KR (1) KR930024351A (ja)
CN (1) CN1081053A (ja)
AT (1) ATE188321T1 (ja)
CA (1) CA2096208C (ja)
DE (1) DE69327423T2 (ja)
FI (1) FI932177A (ja)
SG (1) SG50629A1 (ja)
TW (1) TW223205B (ja)

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DE19742656C2 (de) * 1997-09-26 2003-02-27 Ericsson Telefon Ab L M Verfahren und Vorrichtung zum Steuern einer Vermittlungsvorrichtung
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US6870838B2 (en) 2000-04-11 2005-03-22 Lsi Logic Corporation Multistage digital cross connect with integral frame timing
US7301941B2 (en) * 2000-04-11 2007-11-27 Lsi Corporation Multistage digital cross connect with synchronized configuration switching
US20030058848A1 (en) * 2000-04-11 2003-03-27 Velio Communications, Inc. Scheduling clos networks
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US6868068B1 (en) 2000-06-30 2005-03-15 Cisco Technology, Inc. Method and apparatus for estimating delay and jitter between network routers
US6816487B1 (en) * 2000-07-20 2004-11-09 Nortel Networks Limited Mapping of high bandwidth connections in a multi-stage switch
US6912203B1 (en) * 2000-07-31 2005-06-28 Cisco Technology, Inc. Method and apparatus for estimating delay and jitter between many network routers using measurements between a preferred set of routers
US6614904B1 (en) * 2000-08-09 2003-09-02 Alcatel Apparatus and method for effecting a communication arrangement between switch arrays
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US7346049B2 (en) 2002-05-17 2008-03-18 Brian Patrick Towles Scheduling connections in a multi-stage switch to retain non-blocking properties of constituent switching elements
CN1323496C (zh) * 2002-05-23 2007-06-27 中兴通讯股份有限公司 同步数字体系光传输系统中电路业务自动指配的方法
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US7958295B1 (en) * 2005-03-31 2011-06-07 Pmc-Sierra Us, Inc. Method and apparatus for finding subset maxima and minima in SAS expanders and related devices
US8150019B2 (en) * 2007-08-10 2012-04-03 Smith Robert B Path redundant hardware efficient communications interconnect system
TWI350486B (en) 2007-11-26 2011-10-11 Ind Tech Res Inst Biometrics method and apparatus and biometric data encryption method thereof
US7860100B2 (en) * 2008-10-01 2010-12-28 Cisco Technology, Inc. Service path selection in a service network
US8442043B2 (en) * 2008-12-29 2013-05-14 Cisco Technology, Inc. Service selection mechanism in service insertion architecture data plane
US8780896B2 (en) 2010-12-29 2014-07-15 Juniper Networks, Inc. Methods and apparatus for validation of equal cost multi path (ECMP) paths in a switch fabric system
US8798077B2 (en) * 2010-12-29 2014-08-05 Juniper Networks, Inc. Methods and apparatus for standard protocol validation mechanisms deployed over a switch fabric system
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Also Published As

Publication number Publication date
EP0569913B1 (en) 1999-12-29
EP0569913A3 (en) 1994-08-24
DE69327423T2 (de) 2000-06-08
CA2096208C (en) 2001-07-17
ATE188321T1 (de) 2000-01-15
EP0569913A2 (en) 1993-11-18
TW223205B (ja) 1994-05-01
DE69327423D1 (de) 2000-02-03
FI932177A (fi) 1993-11-15
JPH0638256A (ja) 1994-02-10
KR930024351A (ko) 1993-12-22
CA2096208A1 (en) 1993-11-15
US5408231A (en) 1995-04-18
FI932177A0 (fi) 1993-05-13
CN1081053A (zh) 1994-01-19

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