WO1998038771A3 - Flow control in switches - Google Patents
Flow control in switches Download PDFInfo
- Publication number
- WO1998038771A3 WO1998038771A3 PCT/SE1998/000355 SE9800355W WO9838771A3 WO 1998038771 A3 WO1998038771 A3 WO 1998038771A3 SE 9800355 W SE9800355 W SE 9800355W WO 9838771 A3 WO9838771 A3 WO 9838771A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- selector
- buffers
- flow control
- data packets
- ingress
- 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
- H04L49/30—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
- H04L49/20—Support for services
-
- 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
- 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
- H04L2012/5651—Priority, marking, classes
-
- 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
- H04L2012/5678—Traffic aspects, e.g. arbitration, load balancing, smoothing, buffer management
- H04L2012/5679—Arbitration or scheduling
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU66427/98A AU6642798A (en) | 1997-02-27 | 1998-02-27 | A control method for a switching unit and a switching unit adapted to function in accordance with the method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9700714A SE9700714L (en) | 1997-02-27 | 1997-02-27 | Method of controlling the data packet flow in a switch unit and a switch unit adapted to operate according to the method |
SE9700714-0 | 1997-02-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1998038771A2 WO1998038771A2 (en) | 1998-09-03 |
WO1998038771A3 true WO1998038771A3 (en) | 1998-12-03 |
Family
ID=20405963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SE1998/000355 WO1998038771A2 (en) | 1997-02-27 | 1998-02-27 | Flow control in switches |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU6642798A (en) |
SE (1) | SE9700714L (en) |
WO (1) | WO1998038771A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI972040A (en) * | 1997-05-13 | 1998-11-14 | Nokia Telecommunications Oy | Method for packet-switched data transmission |
KR100333250B1 (en) | 1998-10-05 | 2002-05-17 | 가나이 쓰토무 | Packet forwarding apparatus with a flow detection table |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4475192A (en) * | 1982-02-16 | 1984-10-02 | At&T Bell Laboratories | Data packet flow control scheme for switching networks |
US4616359A (en) * | 1983-12-19 | 1986-10-07 | At&T Bell Laboratories | Adaptive preferential flow control for packet switching system |
EP0249035A2 (en) * | 1986-06-13 | 1987-12-16 | International Business Machines Corporation | Adaptive session-level pacing |
EP0603916A2 (en) * | 1992-12-25 | 1994-06-29 | Nec Corporation | Packet switching system using idle/busy status of output buffers |
US5511070A (en) * | 1992-05-20 | 1996-04-23 | Xerox Corporation | Reservation ring mechanism for controlling contention in a broadband ISDN fast packet switch suitable for use in a local area network |
US5517495A (en) * | 1994-12-06 | 1996-05-14 | At&T Corp. | Fair prioritized scheduling in an input-buffered switch |
EP0715436A2 (en) * | 1994-12-02 | 1996-06-05 | AT&T Corp. | ATM buffer memory priority controller |
EP0719012A2 (en) * | 1994-12-19 | 1996-06-26 | Alcatel Data Networks | Traffic management and congestion control for packet-based network |
US5535197A (en) * | 1991-09-26 | 1996-07-09 | Ipc Information Systems, Inc. | Shared buffer switching module |
US5550815A (en) * | 1994-12-30 | 1996-08-27 | Lucent Technologies Inc. | Apparatus and method for reducing data losses in a growable packet switch |
-
1997
- 1997-02-27 SE SE9700714A patent/SE9700714L/en not_active Application Discontinuation
-
1998
- 1998-02-27 WO PCT/SE1998/000355 patent/WO1998038771A2/en active Application Filing
- 1998-02-27 AU AU66427/98A patent/AU6642798A/en not_active Abandoned
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4475192A (en) * | 1982-02-16 | 1984-10-02 | At&T Bell Laboratories | Data packet flow control scheme for switching networks |
US4616359A (en) * | 1983-12-19 | 1986-10-07 | At&T Bell Laboratories | Adaptive preferential flow control for packet switching system |
EP0249035A2 (en) * | 1986-06-13 | 1987-12-16 | International Business Machines Corporation | Adaptive session-level pacing |
US5535197A (en) * | 1991-09-26 | 1996-07-09 | Ipc Information Systems, Inc. | Shared buffer switching module |
US5511070A (en) * | 1992-05-20 | 1996-04-23 | Xerox Corporation | Reservation ring mechanism for controlling contention in a broadband ISDN fast packet switch suitable for use in a local area network |
EP0603916A2 (en) * | 1992-12-25 | 1994-06-29 | Nec Corporation | Packet switching system using idle/busy status of output buffers |
EP0715436A2 (en) * | 1994-12-02 | 1996-06-05 | AT&T Corp. | ATM buffer memory priority controller |
US5517495A (en) * | 1994-12-06 | 1996-05-14 | At&T Corp. | Fair prioritized scheduling in an input-buffered switch |
EP0719012A2 (en) * | 1994-12-19 | 1996-06-26 | Alcatel Data Networks | Traffic management and congestion control for packet-based network |
US5550815A (en) * | 1994-12-30 | 1996-08-27 | Lucent Technologies Inc. | Apparatus and method for reducing data losses in a growable packet switch |
Non-Patent Citations (2)
Title |
---|
IBM TECHNICAL DISCLOSURE BULLETIN, Volume 30, No. 3, August 1997, (Armonk, New York), "A New Couting Window Pacing Scheme", pages 1143-45. * |
IEEE TRANSACTIONS ON COMMUNICATIONS, Volume 40, No. 2, February 1992, (USA), K. ENG et al., "A Growble Packet (ATM) Switch Architecture: Design Principles and Applications". * |
Also Published As
Publication number | Publication date |
---|---|
WO1998038771A2 (en) | 1998-09-03 |
SE9700714L (en) | 1998-08-28 |
AU6642798A (en) | 1998-09-18 |
SE9700714D0 (en) | 1997-02-27 |
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