NO953185L - Fremgangsmåte for håndtering av redundante svitsjeplan i en pakke-svitsjer, samt svitsj derfor - Google Patents
Fremgangsmåte for håndtering av redundante svitsjeplan i en pakke-svitsjer, samt svitsj derforInfo
- Publication number
- NO953185L NO953185L NO953185A NO953185A NO953185L NO 953185 L NO953185 L NO 953185L NO 953185 A NO953185 A NO 953185A NO 953185 A NO953185 A NO 953185A NO 953185 L NO953185 L NO 953185L
- Authority
- NO
- Norway
- Prior art keywords
- data packet
- switching
- switch
- procedure
- packet switch
- Prior art date
Links
Classifications
-
- 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
- H04L49/557—Error correction, e.g. fault recovery or fault tolerance
-
- 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
- H04L49/1553—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
- H04L49/30—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
- H04L49/55—Prevention, detection or correction of errors
- H04L49/552—Prevention, detection or correction of errors by ensuring the integrity of packets received through redundant connections
-
- 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
- H04L2012/5625—Operations, administration and maintenance [OAM]
- H04L2012/5627—Fault tolerance and recovery
-
- 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
- H04L2012/565—Sequence integrity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
For å fremskaffe en korrekt utgående strøm av data- pakker for hver etablerte forbindelse (med et iden- tifikasjonsnummer vc/vp) i en datapakkesvitsj (1), som omfatter en flerhet av parallelle svitsjeplan som er like hverandre, blir det for hver utport (5) for hvert svitsjeplan (nr. 1 og 2) og hver etablert forbindelse anordnet en buffer (29) for lagring av i det minste en datapakke. Når en første datapakke ankommer til en utport (5) vil den umiddelbart bli testet av en styreinnretning (26,35) for denne utport, dersom denne første datapakke er den neste datapakke, som på sin side skal videreføres fra svitsjen (1). I et første tilfellet, når denne betingelsen er tilfredsstilt, blir datapakken vide- reført fra svitsjen (1). I et andre tilfelle, når denne betingelsen ikke er tilfredsstilt, blir data- pakken lagret i bufferen (29), som er innrettet for den forbindelse til hvilken datapakken tilhører og for det svitsjeplan gjennom hvilket datapakken har vandret.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9300484A SE515421C2 (sv) | 1993-02-15 | 1993-02-15 | Sätt för hantering av redundanta väljarplan i paketväljare och väljare för utförande av sättet |
PCT/SE1994/000110 WO1994018770A1 (en) | 1993-02-15 | 1994-02-10 | A method for handling redundant switching planes in packet switches and a switch for carrying out the method |
Publications (2)
Publication Number | Publication Date |
---|---|
NO953185D0 NO953185D0 (no) | 1995-08-14 |
NO953185L true NO953185L (no) | 1995-10-12 |
Family
ID=20388890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO953185A NO953185L (no) | 1993-02-15 | 1995-08-14 | Fremgangsmåte for håndtering av redundante svitsjeplan i en pakke-svitsjer, samt svitsj derfor |
Country Status (14)
Country | Link |
---|---|
US (1) | US5450397A (no) |
EP (1) | EP0683949B1 (no) |
JP (1) | JPH08509846A (no) |
KR (1) | KR100237843B1 (no) |
CN (1) | CN1120379A (no) |
AU (1) | AU685426B2 (no) |
BR (1) | BR9406583A (no) |
CA (1) | CA2156052A1 (no) |
DE (1) | DE69434341D1 (no) |
FI (1) | FI953839A (no) |
MX (1) | MX9401082A (no) |
NO (1) | NO953185L (no) |
SE (1) | SE515421C2 (no) |
WO (1) | WO1994018770A1 (no) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE505091C2 (sv) * | 1995-10-03 | 1997-06-23 | Ericsson Telefon Ab L M | Redundansstruktur vid digital väljare |
EP0868103A3 (de) * | 1997-03-27 | 2002-10-16 | Siemens Aktiengesellschaft | Annahme von Verbindungen niedriger Priorität, insbesondere non-real-time (NRT)-Verkehr, von nur einem redundanter Übertragungswege |
ATE389994T1 (de) * | 1997-03-27 | 2008-04-15 | Nokia Siemens Networks Gmbh | Redundantes übertragungssystem mit vermeidung von zellwiederholungen |
EP0868053B1 (de) * | 1997-03-27 | 2008-03-19 | Nokia Siemens Networks Gmbh & Co. Kg | Redundantes Übertragungssystem mit Abschaltung einer Übertragungsstrecke fehlerhaften Übertragungsverhaltens |
US6850704B1 (en) * | 1999-09-14 | 2005-02-01 | Lucent Technologies Inc. | Low-overhead fault-tolerance techniques for optical and other cross-connect systems |
US6667954B1 (en) * | 2000-02-10 | 2003-12-23 | Tellabs Operations, Inc. | Methods and apparatus for selecting the better cell from redundant streams within a cell-oriented environment |
US7006525B1 (en) | 2000-02-23 | 2006-02-28 | Cypress Semiconductor Corp. | Hybrid data transport scheme over optical networks |
US6847644B1 (en) | 2000-02-23 | 2005-01-25 | Cypress Semiconductor Corp. | Hybrid data transport scheme over optical networks |
US6973084B1 (en) | 2000-02-23 | 2005-12-06 | Cypress Semiconductor Corp. | Hybrid data transport scheme over optical networks |
US6999479B1 (en) | 2000-02-23 | 2006-02-14 | Cypress Semiconductor Corp. | Hybrid data transport scheme over optical networks |
US6778561B1 (en) | 2000-02-23 | 2004-08-17 | Cypress Semiconductor Corp. | Hybrid data transport scheme over optical networks |
US7324442B1 (en) * | 2000-02-28 | 2008-01-29 | The Board Of Trustees Of The Leland Stanford Junior University | Active queue management toward fair bandwidth allocation |
US20020191621A1 (en) * | 2001-06-14 | 2002-12-19 | Cypress Semiconductor Corp. | Programmable protocol processing engine for network packet devices |
US20020194363A1 (en) * | 2001-06-14 | 2002-12-19 | Cypress Semiconductor Corp. | Programmable protocol processing engine for network packet devices |
US7403536B2 (en) * | 2002-12-19 | 2008-07-22 | International Business Machines Corporation | Method and system for resequencing data packets switched through a parallel packet switch |
US20050100049A1 (en) * | 2003-04-29 | 2005-05-12 | Siminoff James W. | Multiple packet routing system (MPRS) |
CN101273649A (zh) * | 2005-07-25 | 2008-09-24 | 艾利森电话股份有限公司 | 用于改进无线接入网的切换特性的装置和方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4995040A (en) * | 1989-02-03 | 1991-02-19 | Rockwell International Corporation | Apparatus for management, comparison, and correction of redundant digital data |
GB2236930B (en) * | 1989-10-11 | 1994-03-23 | Plessey Co Plc | Method and apparatus for identifying valid cells in a redundant path combining unit of an asynchronous transfer mode switch |
ATE111277T1 (de) * | 1990-04-27 | 1994-09-15 | Siemens Ag | Verfahren und schaltungsanordnung zur reduzierung des verlustes von nachrichtenpaketen, die über eine paketvermittlungseinrichtung übertragen werden. |
DE59007070D1 (de) * | 1990-04-27 | 1994-10-13 | Siemens Ag | Verfahren und Schaltungsanordnung zur Reduzierung des Verlustes von Nachrichtenpaketen, die über eine Paketvermittlungseinrichtung übertragen werden. |
DE59107251D1 (de) * | 1991-03-28 | 1996-02-22 | Siemens Ag | Verfahren zum Weiterleiten von redundanten Nachrichtenpaketen über redundante Koppelanordnungen |
US5272696A (en) * | 1992-01-23 | 1993-12-21 | Northern Telecom Limited | ATM plane merging filter for ATM switches and the method thereof |
-
1993
- 1993-02-15 SE SE9300484A patent/SE515421C2/sv not_active IP Right Cessation
-
1994
- 1994-02-10 MX MX9401082A patent/MX9401082A/es unknown
- 1994-02-10 KR KR1019950703424A patent/KR100237843B1/ko not_active IP Right Cessation
- 1994-02-10 CA CA002156052A patent/CA2156052A1/en not_active Abandoned
- 1994-02-10 JP JP6517962A patent/JPH08509846A/ja active Pending
- 1994-02-10 DE DE69434341T patent/DE69434341D1/de not_active Expired - Lifetime
- 1994-02-10 EP EP94907754A patent/EP0683949B1/en not_active Expired - Lifetime
- 1994-02-10 WO PCT/SE1994/000110 patent/WO1994018770A1/en active IP Right Grant
- 1994-02-10 CN CN94191615A patent/CN1120379A/zh active Pending
- 1994-02-10 BR BR9406583A patent/BR9406583A/pt active Search and Examination
- 1994-02-10 AU AU61194/94A patent/AU685426B2/en not_active Ceased
- 1994-02-15 US US08/196,487 patent/US5450397A/en not_active Expired - Lifetime
-
1995
- 1995-08-14 NO NO953185A patent/NO953185L/no not_active Application Discontinuation
- 1995-08-14 FI FI953839A patent/FI953839A/fi unknown
Also Published As
Publication number | Publication date |
---|---|
SE515421C2 (sv) | 2001-07-30 |
MX9401082A (es) | 1994-08-31 |
WO1994018770A1 (en) | 1994-08-18 |
EP0683949B1 (en) | 2005-04-20 |
JPH08509846A (ja) | 1996-10-15 |
CA2156052A1 (en) | 1994-08-18 |
SE9300484D0 (sv) | 1993-02-15 |
AU6119494A (en) | 1994-08-29 |
US5450397A (en) | 1995-09-12 |
BR9406583A (pt) | 1996-01-02 |
CN1120379A (zh) | 1996-04-10 |
KR960701540A (ko) | 1996-02-24 |
NO953185D0 (no) | 1995-08-14 |
FI953839A (fi) | 1995-10-03 |
FI953839A0 (fi) | 1995-08-14 |
DE69434341D1 (de) | 2005-05-25 |
SE9300484L (sv) | 1994-08-16 |
EP0683949A1 (en) | 1995-11-29 |
AU685426B2 (en) | 1998-01-22 |
KR100237843B1 (ko) | 2000-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |