DE69826680D1 - Hochintegrierte mehrschichtige Vermittlungsstellenelementarchitektur - Google Patents

Hochintegrierte mehrschichtige Vermittlungsstellenelementarchitektur

Info

Publication number
DE69826680D1
DE69826680D1 DE69826680T DE69826680T DE69826680D1 DE 69826680 D1 DE69826680 D1 DE 69826680D1 DE 69826680 T DE69826680 T DE 69826680T DE 69826680 T DE69826680 T DE 69826680T DE 69826680 D1 DE69826680 D1 DE 69826680D1
Authority
DE
Germany
Prior art keywords
building block
network
switch fabric
interface
buffer storage
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69826680T
Other languages
English (en)
Other versions
DE69826680T2 (de
Inventor
Shimon Muller
Ariel Hendel
Howard Frazier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sun Microsystems Inc
Original Assignee
Sun Microsystems Inc
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 Sun Microsystems Inc filed Critical Sun Microsystems Inc
Application granted granted Critical
Publication of DE69826680D1 publication Critical patent/DE69826680D1/de
Publication of DE69826680T2 publication Critical patent/DE69826680T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00Packet switching elements
    • H04L49/60Software-defined switches
    • H04L49/602Multilayer or multiprotocol switching, e.g. IP switching
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00Packet switching elements
    • H04L49/10Packet switching elements characterised by the switching fabric construction
    • H04L49/103Packet switching elements characterised by the switching fabric construction using a shared central buffer; using a shared memory
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00Packet switching elements
    • H04L49/30Peripheral units, e.g. input or output ports
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00Packet switching elements
    • H04L49/30Peripheral units, e.g. input or output ports
    • H04L49/3027Output queuing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00Packet switching elements
    • H04L49/35Switches specially adapted for specific applications
    • H04L49/351Switches specially adapted for specific applications for local area network [LAN], e.g. Ethernet switches
DE69826680T 1997-06-30 1998-06-24 Hochintegrierte mehrschichtige Vermittlungsstellenelementarchitektur Expired - Lifetime DE69826680T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/884,704 US6246680B1 (en) 1997-06-30 1997-06-30 Highly integrated multi-layer switch element architecture
US884704 1997-06-30
PCT/US1998/013199 WO1999000936A1 (en) 1997-06-30 1998-06-24 A highly integrated multi-layer switch element architecture

Publications (2)

Publication Number Publication Date
DE69826680D1 true DE69826680D1 (de) 2004-11-04
DE69826680T2 DE69826680T2 (de) 2005-10-06

Family

ID=25385191

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69826680T Expired - Lifetime DE69826680T2 (de) 1997-06-30 1998-06-24 Hochintegrierte mehrschichtige Vermittlungsstellenelementarchitektur

Country Status (6)

Country Link
US (1) US6246680B1 (de)
EP (1) EP1002397B1 (de)
JP (1) JP4053093B2 (de)
AT (1) ATE278277T1 (de)
DE (1) DE69826680T2 (de)
WO (1) WO1999000936A1 (de)

Families Citing this family (133)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6560229B1 (en) 1998-07-08 2003-05-06 Broadcom Corporation Network switching architecture with multiple table synchronization, and forwarding of both IP and IPX packets
US6792500B1 (en) 1998-07-08 2004-09-14 Broadcom Corporation Apparatus and method for managing memory defects
US6430188B1 (en) 1998-07-08 2002-08-06 Broadcom Corporation Unified table for L2, L3, L4, switching and filtering
US6876653B2 (en) 1998-07-08 2005-04-05 Broadcom Corporation Fast flexible filter processor based architecture for a network device
US6570875B1 (en) * 1998-10-13 2003-05-27 Intel Corporation Automatic filtering and creation of virtual LANs among a plurality of switch ports
US6510164B1 (en) * 1998-11-16 2003-01-21 Sun Microsystems, Inc. User-level dedicated interface for IP applications in a data packet switching and load balancing system
US6611502B1 (en) 1999-01-15 2003-08-26 3Com Corportion Spanning tree with rapid propagation of topology changes
US6771610B1 (en) 1999-01-19 2004-08-03 3Com Corporation Spanning tree with protocol for bypassing port state transition timers
KR20000054938A (ko) * 1999-02-01 2000-09-05 서평원 이더넷 정합장치의 패킷 처리장치 및 방법
US6535490B1 (en) * 1999-03-04 2003-03-18 3Com Corporation High availability spanning tree with rapid reconfiguration with alternate port selection
US7120117B1 (en) 2000-08-29 2006-10-10 Broadcom Corporation Starvation free flow control in a shared memory switching device
US7643481B2 (en) * 1999-03-17 2010-01-05 Broadcom Corporation Network switch having a programmable counter
AU3529500A (en) 1999-03-17 2000-10-04 Broadcom Corporation Network switch
US6996099B1 (en) * 1999-03-17 2006-02-07 Broadcom Corporation Network switch having a programmable counter
US6952401B1 (en) 1999-03-17 2005-10-04 Broadcom Corporation Method for load balancing in a network switch
WO2000072533A1 (en) 1999-05-21 2000-11-30 Broadcom Corporation Stacked network switch configuration
US6553027B1 (en) * 1999-05-21 2003-04-22 Advanced Micro Devices, Inc. Apparatus and method for cascading multiple network switch devices
US7031302B1 (en) 1999-05-21 2006-04-18 Broadcom Corporation High-speed stats gathering in a network switch
US7031305B1 (en) * 1999-05-24 2006-04-18 Advanced Micro Devices, Inc. Apparatus and method for programmable memory access slot assignment
WO2001001724A2 (en) * 1999-06-30 2001-01-04 Broadcom Corporation Method and network switch for constructing an address table in a network switch
US7315552B2 (en) 1999-06-30 2008-01-01 Broadcom Corporation Frame forwarding in a switch fabric
US6859454B1 (en) 1999-06-30 2005-02-22 Broadcom Corporation Network switch with high-speed serializing/deserializing hazard-free double data rate switching
US7295552B1 (en) * 1999-06-30 2007-11-13 Broadcom Corporation Cluster switching architecture
US6697359B1 (en) * 1999-07-02 2004-02-24 Ancor Communications, Inc. High performance switch fabric element and switch systems
US6934906B1 (en) 1999-07-08 2005-08-23 At&T Corp. Methods and apparatus for integrating external applications into an MPEG-4 scene
EP1197045B1 (de) * 1999-07-21 2007-12-12 Broadcom Corporation Vereinigte Tabelle zur L2-, L3-, L4-Vermittlung und Filterung
ATE372630T1 (de) * 1999-08-20 2007-09-15 Broadcom Corp Architektur zur gruppenbasierten vermittlung
US7082133B1 (en) 1999-09-03 2006-07-25 Broadcom Corporation Apparatus and method for enabling voice over IP support for a network switch
US7131001B1 (en) 1999-10-29 2006-10-31 Broadcom Corporation Apparatus and method for secure filed upgradability with hard wired public key
US7143294B1 (en) 1999-10-29 2006-11-28 Broadcom Corporation Apparatus and method for secure field upgradability with unpredictable ciphertext
US6741591B1 (en) * 1999-11-03 2004-05-25 Cisco Technology, Inc. Search engine interface system and method
DE60005993T2 (de) 1999-11-16 2004-07-29 Broadcom Corp., Irvine Verfahren und netzwerkvermittlungsstelle mit datenserialisierung durch gefahrlose mehrstufige störungsfreie multiplexierung
US7539134B1 (en) 1999-11-16 2009-05-26 Broadcom Corporation High speed flow control methodology
US7593953B1 (en) 1999-11-18 2009-09-22 Broadcom Corporation Table lookup mechanism for address resolution
US6839349B2 (en) 1999-12-07 2005-01-04 Broadcom Corporation Mirroring in a stacked network switch configuration
US6826182B1 (en) * 1999-12-10 2004-11-30 Nortel Networks Limited And-or multi-cast message routing method for high performance fault-tolerant message replication
US6760341B1 (en) * 2000-02-24 2004-07-06 Advanced Micro Devices, Inc. Segmention of buffer memories for shared frame data storage among multiple network switch modules
US7009973B2 (en) 2000-02-28 2006-03-07 Broadcom Corporation Switch using a segmented ring
US6678678B2 (en) 2000-03-09 2004-01-13 Braodcom Corporation Method and apparatus for high speed table search
DE10016236C2 (de) * 2000-03-31 2003-12-24 Infineon Technologies Ag Modular aufgebauter Server
US6654811B1 (en) * 2000-04-13 2003-11-25 Nokia Inc. Backpressure arrangement in client-server environment
US7103053B2 (en) * 2000-05-03 2006-09-05 Broadcom Corporation Gigabit switch on chip architecture
ATE330282T1 (de) * 2000-05-03 2006-07-15 Broadcom Corp Architektur für eingebaute gigabitvermittlung
US6826561B2 (en) 2000-05-22 2004-11-30 Broadcom Corporation Method and apparatus for performing a binary search on an expanded tree
DE60143600D1 (de) * 2000-06-09 2011-01-20 Broadcom Corp Flexibler Protokoll-header für Netzwerk-switch
EP1168727B1 (de) 2000-06-19 2006-05-03 Broadcom Corporation Speicherverwaltungseinheit für eine Vermittlungsstelle
US7126947B2 (en) 2000-06-23 2006-10-24 Broadcom Corporation Switch having external address resolution interface
US6999455B2 (en) 2000-07-25 2006-02-14 Broadcom Corporation Hardware assist for address learning
US8619793B2 (en) * 2000-08-21 2013-12-31 Rockstar Consortium Us Lp Dynamic assignment of traffic classes to a priority queue in a packet forwarding device
US7099590B2 (en) 2000-08-25 2006-08-29 R&Dm Foundation Filtering technique for free space interconnects
US7082267B1 (en) 2000-08-25 2006-07-25 R& Dm Foundation Shared multi-channel parallel optical interface
US7227862B2 (en) 2000-09-20 2007-06-05 Broadcom Corporation Network switch having port blocking capability
US7120155B2 (en) 2000-10-03 2006-10-10 Broadcom Corporation Switch having virtual shared memory
US6851000B2 (en) 2000-10-03 2005-02-01 Broadcom Corporation Switch having flow control management
US7420977B2 (en) 2000-10-03 2008-09-02 Broadcom Corporation Method and apparatus of inter-chip bus shared by message passing and memory access
US6988177B2 (en) 2000-10-03 2006-01-17 Broadcom Corporation Switch memory management using a linked list structure
US7020166B2 (en) 2000-10-03 2006-03-28 Broadcom Corporation Switch transferring data using data encapsulation and decapsulation
US7274705B2 (en) 2000-10-03 2007-09-25 Broadcom Corporation Method and apparatus for reducing clock speed and power consumption
US7424012B2 (en) 2000-11-14 2008-09-09 Broadcom Corporation Linked network switch configuration
US6850542B2 (en) 2000-11-14 2005-02-01 Broadcom Corporation Linked network switch configuration
US7035286B2 (en) 2000-11-14 2006-04-25 Broadcom Corporation Linked network switch configuration
US7035255B2 (en) 2000-11-14 2006-04-25 Broadcom Corporation Linked network switch configuration
US20020085497A1 (en) * 2000-12-28 2002-07-04 Phillips Robert C. Non-volatile data storage to cell-based switch fabric interface
US6452700B1 (en) 2001-01-11 2002-09-17 R&Dm Foundation Computer backplane employing free space optical interconnect
US6728213B1 (en) * 2001-03-23 2004-04-27 Advanced Micro Devices, Inc. Selective admission control in a network device
US6990101B1 (en) * 2001-03-23 2006-01-24 Advanced Micro Devices, Inc. System and method for performing layer 3 switching in a network device
DE50209622D1 (de) * 2001-04-24 2007-04-19 Siemens Ag Vermittlungseinrichtung und zentrale Vermittlungssteuerung mit internem Breitbandbus
US6853812B2 (en) 2001-05-09 2005-02-08 Robert Mays, Jr. Polarized-holographic filtering providing improved extinction ratio
JP3897994B2 (ja) * 2001-05-31 2007-03-28 富士通株式会社 スイッチ装置およびデータ転送システム
US20020191254A1 (en) * 2001-06-19 2002-12-19 Robert Mays Network routing employing free-space optical broadcasting
US20020191598A1 (en) * 2001-06-19 2002-12-19 Robert Mays Network switch employing free-space optical switching technique
US7355970B2 (en) 2001-10-05 2008-04-08 Broadcom Corporation Method and apparatus for enabling access on a network switch
US7426572B1 (en) * 2001-10-31 2008-09-16 Juniper Networks, Inc. Network router using embedded and external memory based on packet destination
US6928588B2 (en) * 2001-12-31 2005-08-09 Broadcom Corporation System and method of improving memory yield in frame buffer memory using failing memory location
US6934787B2 (en) 2002-02-22 2005-08-23 Broadcom Corporation Adaptable switch architecture that is independent of media types
US7161948B2 (en) 2002-03-15 2007-01-09 Broadcom Corporation High speed protocol for interconnecting modular network devices
US6816918B2 (en) 2002-04-10 2004-11-09 Broadcom Corporation Flexible apparatus for setting configurations using an EEPROM
US6738833B2 (en) 2002-04-10 2004-05-18 Broadcom Corporation Network device having a flexible EEPROM for setting configuration settings
US7200148B1 (en) * 2002-06-28 2007-04-03 Bellsouth Intellectual Property Corp. System and method for analyzing asynchronous transfer mode communications
US7391739B1 (en) 2002-06-28 2008-06-24 At&T Delaware Intellectual Property, Inc. System and method for creating a frame relay port mirror
US7636320B1 (en) * 2002-06-28 2009-12-22 At&T Intellectual Property I, L.P. System and method for creating an asynchronous transfer mode port mirror
US6895481B1 (en) 2002-07-03 2005-05-17 Cisco Technology, Inc. System and method for decrementing a reference count in a multicast environment
US7152107B2 (en) * 2002-08-07 2006-12-19 Hewlett-Packard Development Company, L.P. Information sharing device
WO2004023731A1 (en) * 2002-09-06 2004-03-18 Infineon Technologies Ag Configurable fast ethernet and gigabit ethernet data port
US7260095B1 (en) * 2002-12-17 2007-08-21 Raza Microelectronics, Inc. Technique for deallocation of memory in a multicasting environment
US20050018693A1 (en) * 2003-06-27 2005-01-27 Broadcom Corporation Fast filtering processor for a highly integrated network device
EP1507368A1 (de) * 2003-08-13 2005-02-16 Alcatel Hochgeschwindigkeits Pipelinearchitektur mit hoher Aktualisierungrate der zugeordneten Speicher
US7339900B2 (en) * 2003-09-26 2008-03-04 Sun Microsystem, Inc. Method and apparatus for preventing spanning tree loops during traffic overload conditions
US20070268901A1 (en) * 2003-12-17 2007-11-22 Paolo Narvaez Technique For Deallocation of Memory In A Multicasting Environment
US7554997B1 (en) * 2004-11-17 2009-06-30 Adtran, Inc. Integrated router switch-based port-mirroring mechanism for monitoring LAN-to-WAN and WAN-to-LAN traffic
US8320240B2 (en) 2004-11-30 2012-11-27 Broadcom Corporation Rate limiting and minimum and maximum shaping in a network device
US20060187936A1 (en) * 2005-02-18 2006-08-24 Broadcom Corporation Table searching techniques in a network device
US20060187832A1 (en) * 2005-02-18 2006-08-24 Broadcom Corporation Filter based range check in a network device
US20060187948A1 (en) * 2005-02-18 2006-08-24 Broadcom Corporation Layer two and layer three virtual private network support in a network device
US7983291B2 (en) 2005-02-18 2011-07-19 Broadcom Corporation Flexible packet modification engine for a network device
US20060187965A1 (en) * 2005-02-18 2006-08-24 Broadcom Corporation Creating an IP checksum in a pipeline architecture with packet modification
US20060203824A1 (en) * 2005-02-18 2006-09-14 Song-Huo Yu Passing values through a memory management unit of a network device
US20060187924A1 (en) * 2005-02-18 2006-08-24 Broadcom Corporation Ingress handling of data in a network device
US8228932B2 (en) * 2005-02-18 2012-07-24 Broadcom Corporation Layout architecture for expandable network device
US20060187923A1 (en) * 2005-02-18 2006-08-24 Broadcom Corporation Dynamic filter processor key generation based on packet type
US7443878B2 (en) * 2005-04-04 2008-10-28 Sun Microsystems, Inc. System for scaling by parallelizing network workload
US7987306B2 (en) * 2005-04-04 2011-07-26 Oracle America, Inc. Hiding system latencies in a throughput networking system
US7992144B1 (en) 2005-04-04 2011-08-02 Oracle America, Inc. Method and apparatus for separating and isolating control of processing entities in a network interface
US7415035B1 (en) 2005-04-04 2008-08-19 Sun Microsystems, Inc. Device driver access method into a virtualized network interface
US7779164B2 (en) * 2005-04-04 2010-08-17 Oracle America, Inc. Asymmetrical data processing partition
US7529245B1 (en) 2005-04-04 2009-05-05 Sun Microsystems, Inc. Reorder mechanism for use in a relaxed order input/output system
US7865624B1 (en) 2005-04-04 2011-01-04 Oracle America, Inc. Lookup mechanism based on link layer semantics
US7415034B2 (en) * 2005-04-04 2008-08-19 Sun Microsystems, Inc. Virtualized partitionable shared network interface
US8510491B1 (en) 2005-04-05 2013-08-13 Oracle America, Inc. Method and apparatus for efficient interrupt event notification for a scalable input/output device
US7567567B2 (en) * 2005-04-05 2009-07-28 Sun Microsystems, Inc. Network system including packet classification for partitioned resources
US7353360B1 (en) 2005-04-05 2008-04-01 Sun Microsystems, Inc. Method for maximizing page locality
US7889734B1 (en) 2005-04-05 2011-02-15 Oracle America, Inc. Method and apparatus for arbitrarily mapping functions to preassigned processing entities in a network system
US7843926B1 (en) 2005-04-05 2010-11-30 Oracle America, Inc. System for providing virtualization of network interfaces at various layers
US7664127B1 (en) * 2005-04-05 2010-02-16 Sun Microsystems, Inc. Method for resolving mutex contention in a network system
US8762595B1 (en) 2005-04-05 2014-06-24 Oracle America, Inc. Method for sharing interfaces among multiple domain environments with enhanced hooks for exclusiveness
US7643495B2 (en) * 2005-04-18 2010-01-05 Cisco Technology, Inc. PCI express switch with encryption and queues for performance enhancement
JP4770279B2 (ja) * 2005-06-10 2011-09-14 日本電気株式会社 帯域制御装置、帯域制御方法、帯域制御プログラム及び帯域制御システム
US7869411B2 (en) * 2005-11-21 2011-01-11 Broadcom Corporation Compact packet operation device and method
CA2562634A1 (en) * 2005-11-28 2007-05-28 Tundra Semiconductor Corporation Method and switch for broadcasting packets
US20070147404A1 (en) * 2005-12-27 2007-06-28 Lucent Technologies, Inc. Method and apparatus for policing connections using a leaky bucket algorithm with token bucket queuing
US7908412B2 (en) * 2006-05-10 2011-03-15 Microsoft Corporation Buffer passing mechanisms
US8527674B2 (en) * 2007-03-08 2013-09-03 Lantiq Deutschland Gmbh Data packet switching
JP4516999B2 (ja) * 2008-03-28 2010-08-04 富士通株式会社 データ通信制御装置、データ通信制御方法およびそのためのプログラム
US8842523B2 (en) 2012-09-27 2014-09-23 International Business Machines Corporation Fencing off switch domains
US9282034B2 (en) 2013-02-20 2016-03-08 International Business Machines Corporation Directed route load/store packets for distributed switch initialization
US9276760B2 (en) 2013-03-15 2016-03-01 International Business Machines Corporation Directed route load/store packets for distributed switch initialization
US9118582B1 (en) 2014-12-10 2015-08-25 Iboss, Inc. Network traffic management using port number redirection
US9954771B1 (en) * 2015-01-30 2018-04-24 Marvell Israel (M.I.S.L) Ltd. Packet distribution with prefetch in a parallel processing network device
US10374872B2 (en) 2016-05-24 2019-08-06 Apstra, Inc. Configuring system resources for different reference architectures
US10601723B2 (en) * 2018-04-12 2020-03-24 Advanced Micro Devices, Inc. Bandwidth matched scheduler
US11294678B2 (en) 2018-05-29 2022-04-05 Advanced Micro Devices, Inc. Scheduler queue assignment
US11334384B2 (en) 2019-12-10 2022-05-17 Advanced Micro Devices, Inc. Scheduler queue assignment burst mode
US11948000B2 (en) 2020-10-27 2024-04-02 Advanced Micro Devices, Inc. Gang scheduling for low-latency task synchronization

Family Cites Families (146)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539637A (en) 1982-08-26 1985-09-03 At&T Bell Laboratories Method and apparatus for handling interprocessor calls in a multiprocessor system
GB8407102D0 (en) 1984-03-19 1984-04-26 Int Computers Ltd Interconnection of communications networks
US4652874A (en) 1984-12-24 1987-03-24 Motorola, Inc. Serial communication interface for a local network controller
US4641302A (en) 1985-06-24 1987-02-03 Racal Data Communications Inc. High speed packet switching arrangement
JPS62243057A (ja) 1986-04-16 1987-10-23 Hitachi Ltd フアイル転送管理方式
US4737953A (en) 1986-08-04 1988-04-12 General Electric Company Local area network bridge
US4850042A (en) 1987-04-14 1989-07-18 Westinghouse Electric Corp. Dual media local area network interfacing
US4807111A (en) 1987-06-19 1989-02-21 International Business Machines Corporation Dynamic queueing method
US4811337A (en) 1988-01-15 1989-03-07 Vitalink Communications Corporation Distributed load sharing
US4899333A (en) 1988-03-31 1990-02-06 American Telephone And Telegraph Company At&T Bell Laboratories Architecture of the control of a high performance packet switching distribution network
US4922503A (en) 1988-10-28 1990-05-01 Infotron Systems Corporation Local area network bridge
US4933938A (en) 1989-03-22 1990-06-12 Hewlett-Packard Company Group address translation through a network bridge
US5220562A (en) 1989-05-12 1993-06-15 Hitachi, Ltd. Bridge apparatus and a communication system between networks using the bridge apparatus
GB8915137D0 (en) 1989-06-30 1989-08-23 Inmos Ltd Message routing
US5179557A (en) 1989-07-04 1993-01-12 Kabushiki Kaisha Toshiba Data packet communication system in which data packet transmittal is prioritized with queues having respective assigned priorities and frequency weighted counting of queue wait time
US5163046A (en) 1989-11-30 1992-11-10 At&T Bell Laboratories Dynamic window sizing in a data network
US5159685A (en) 1989-12-06 1992-10-27 Racal Data Communications Inc. Expert system for communications network
US5210746A (en) 1990-04-16 1993-05-11 Motorola, Inc. Communication system network having communication system fallback operation
US5301333A (en) 1990-06-14 1994-04-05 Bell Communications Research, Inc. Tree structured variable priority arbitration implementing a round-robin scheduling policy
US5309437A (en) 1990-06-29 1994-05-03 Digital Equipment Corporation Bridge-like internet protocol router
US5231633A (en) 1990-07-11 1993-07-27 Codex Corporation Method for prioritizing, selectively discarding, and multiplexing differing traffic type fast packets
US5150358A (en) * 1990-08-23 1992-09-22 At&T Bell Laboratories Serving constant bit rate traffic in a broadband data switch
US5481540A (en) 1990-08-24 1996-01-02 At&T Corp. FDDI bridge frame learning and filtering apparatus and method
US5251205A (en) 1990-09-04 1993-10-05 Digital Equipment Corporation Multiple protocol routing
US5353412A (en) 1990-10-03 1994-10-04 Thinking Machines Corporation Partition control circuit for separately controlling message sending of nodes of tree-shaped routing network to divide the network into a number of partitions
US5490260A (en) 1990-12-14 1996-02-06 Ceram, Inc. Solid-state RAM data storage for virtual memory computer using fixed-sized swap pages with selective compressed/uncompressed data store according to each data size
CA2065578C (en) 1991-04-22 1999-02-23 David W. Carr Packet-based data compression method
US5321813A (en) * 1991-05-01 1994-06-14 Teradata Corporation Reconfigurable, fault tolerant, multistage interconnect network and protocol
US5500860A (en) 1991-06-14 1996-03-19 Digital Equipment Corporation Router using multiple hop redirect messages to enable bridge like data forwarding
US5420862A (en) 1991-06-14 1995-05-30 Digital Equipment Corporation Router using remote address resolution to enable bridge like data forwarding
US5392432A (en) 1991-08-27 1995-02-21 At&T Corp. Method for automatic system resource reclamation for object-oriented systems with real-time constraints
US5623489A (en) 1991-09-26 1997-04-22 Ipc Information Systems, Inc. Channel allocation system for distributed digital switching network
US5875464A (en) 1991-12-10 1999-02-23 International Business Machines Corporation Computer system with private and shared partitions in cache
CA2092134C (en) 1992-03-24 1998-07-21 Anthony J. Mazzola Distributed routing network element
US5313454A (en) 1992-04-01 1994-05-17 Stratacom, Inc. Congestion control for cell networks
US5524212A (en) * 1992-04-27 1996-06-04 University Of Washington Multiprocessor system with write generate method for updating cache
US5343471A (en) 1992-05-11 1994-08-30 Hughes Aircraft Company Address filter for a transparent bridge interconnecting local area networks
US5432907A (en) 1992-05-12 1995-07-11 Network Resources Corporation Network hub with integrated bridge
US5742760A (en) 1992-05-12 1998-04-21 Compaq Computer Corporation Network packet switch using shared memory for repeating and bridging packets at media rate
US5305311A (en) 1992-05-20 1994-04-19 Xerox Corporation Copy network providing multicast capabilities in a broadband ISDN fast packet switch suitable for use in a local area network
US5457681A (en) 1992-06-05 1995-10-10 Washington University ATM-Ethernet portal/concentrator
JPH066362A (ja) 1992-06-23 1994-01-14 Hitachi Ltd Lanにおけるホストシステムのメッセージ処理負荷分散方式
US5425028A (en) 1992-07-16 1995-06-13 International Business Machines Corporation Protocol selection and address resolution for programs running in heterogeneous networks
US5291482A (en) 1992-07-24 1994-03-01 At&T Bell Laboratories High bandwidth packet switch
US5490252A (en) 1992-09-30 1996-02-06 Bay Networks Group, Inc. System having central processor for transmitting generic packets to another processor to be altered and transmitting altered packets back to central processor for routing
JP3104429B2 (ja) 1992-10-08 2000-10-30 株式会社日立製作所 コピー機能を有する共通バッファ形atmスイッチ及びそのコピー方法
US5649109A (en) 1992-10-22 1997-07-15 Digital Equipment Corporation Apparatus and method for maintaining forwarding information in a bridge or router using multiple free queues having associated free space sizes
US5404538A (en) 1992-10-28 1995-04-04 International Business Machines Corporation Method and apparatus for multilevel bus arbitration
JPH07118717B2 (ja) 1993-01-05 1995-12-18 日本電気株式会社 マルチプロトコル対応のパケット網構成方法
US5410722A (en) 1993-01-21 1995-04-25 Conner Peripherals, Inc. Queue system for dynamically allocating and moving memory registers between a plurality of pseudo queues
US5459714A (en) 1993-02-22 1995-10-17 Advanced Micro Devices, Inc. Enhanced port activity monitor for an integrated multiport repeater
US5365514A (en) 1993-03-01 1994-11-15 International Business Machines Corporation Event driven interface for a system for monitoring and controlling a data communications network
US5485578A (en) * 1993-03-08 1996-01-16 Apple Computer, Inc. Topology discovery in a multiple-ring network
US5386413A (en) 1993-03-19 1995-01-31 Bell Communications Research, Inc. Fast multilevel hierarchical routing table lookup using content addressable memory
JPH077524A (ja) 1993-04-06 1995-01-10 Siemens Ag 通信加入者のアドレス識別子へのアクセス方法
US5402415A (en) 1993-04-22 1995-03-28 Washington University Multicast virtual circuit switch using cell recycling
AU675302B2 (en) 1993-05-20 1997-01-30 Nec Corporation Output-buffer switch for asynchronous transfer mode
US5426736A (en) 1993-05-26 1995-06-20 Digital Equipment Corporation Method and apparatus for processing input/output commands in a storage system having a command queue
US5396602A (en) 1993-05-28 1995-03-07 International Business Machines Corp. Arbitration logic for multiple bus computer system
US5394402A (en) 1993-06-17 1995-02-28 Ascom Timeplex Trading Ag Hub for segmented virtual local area network with shared media access
JP2546505B2 (ja) 1993-06-23 1996-10-23 日本電気株式会社 Cladにおけるアドレス学習装置
US5555405A (en) 1993-07-06 1996-09-10 Digital Equipment Corporation Method and apparatus for free space management in a forwarding database having forwarding entry sets and multiple free space segment queues
US5515376A (en) 1993-07-19 1996-05-07 Alantec, Inc. Communication apparatus and methods
US5473607A (en) 1993-08-09 1995-12-05 Grand Junction Networks, Inc. Packet filtering for data networks
US5617537A (en) * 1993-10-05 1997-04-01 Nippon Telegraph And Telephone Corporation Message passing system for distributed shared memory multiprocessor system and message passing method using the same
US5422838A (en) 1993-10-25 1995-06-06 At&T Corp. Content-addressable memory with programmable field masking
US5485455A (en) 1994-01-28 1996-01-16 Cabletron Systems, Inc. Network having secure fast packet switching and guaranteed quality of service
JP2713153B2 (ja) 1994-03-09 1998-02-16 日本電気株式会社 ブリッジ装置
JPH07254906A (ja) 1994-03-16 1995-10-03 Mitsubishi Electric Corp 優先処理機能を有するシフトレジスタ、それを用いたパケット通信用スイッチング装置及びそれを用いたatmネットワーク並びに優先処理を伴うパケット通信方式及び優先処理を伴うatm通信方式
JP3542159B2 (ja) 1994-03-17 2004-07-14 株式会社日立製作所 マルチプロセッサ構造のブリッジ
US5509123A (en) 1994-03-22 1996-04-16 Cabletron Systems, Inc. Distributed autonomous object architectures for network layer routing
US5493564A (en) 1994-03-25 1996-02-20 Sprint International Communications Corp. Method and apparatus for global routing of electronic messages
US5459717A (en) 1994-03-25 1995-10-17 Sprint International Communications Corporation Method and apparatus for routing messagers in an electronic messaging system
EP0676878A1 (de) 1994-04-07 1995-10-11 International Business Machines Corporation Effizientes Punkt zu Punkt und Punkt zu Mehrpunkt Weglenkungsverfahren für programmierbare Vermittlungsknoten in Hochgeschwindigkeits-Datenübertragungsnetzen
DE69428186T2 (de) 1994-04-28 2002-03-28 Hewlett Packard Co Mehrfachsendeeinrichtung
EP0680173B1 (de) 1994-04-28 2003-09-03 Hewlett-Packard Company, A Delaware Corporation Mehrfachsendeeinrichtung
EP0680178A1 (de) 1994-04-28 1995-11-02 Hewlett-Packard Company Koppelfeldchip für Zellen
EP0681381A1 (de) 1994-05-06 1995-11-08 International Business Machines Corporation Verfahren und Anordnung zur Modifizierung von Rahmenkontrollwörtern in Zwischenknoten von Hochgeschwindigkeitsnetzwerken
EP0684716B1 (de) 1994-05-25 2002-02-27 International Business Machines Corporation Datenübertragungsnetz und Verfahren zum Betreiben des Netzes
US5461611A (en) 1994-06-07 1995-10-24 International Business Machines Corporation Quality of service management for source routing multimedia packet networks
US5617421A (en) 1994-06-17 1997-04-01 Cisco Systems, Inc. Extended domain computer network using standard links
US5583981A (en) 1994-06-28 1996-12-10 Microsoft Corporation Method and system for changing the size of edit controls on a graphical user interface
EP0691769A1 (de) 1994-07-07 1996-01-10 International Business Machines Corporation System zur Emulation geschalteter Sprachverbindungen in einem Paketvermittlungsnetz
US5615340A (en) * 1994-07-21 1997-03-25 Allied Telesyn Int'l Corp. Network interfacing apparatus and method using repeater and cascade interface with scrambling
US5751967A (en) 1994-07-25 1998-05-12 Bay Networks Group, Inc. Method and apparatus for automatically configuring a network device to support a virtual network
US5640605A (en) 1994-08-26 1997-06-17 3Com Corporation Method and apparatus for synchronized transmission of data between a network adaptor and multiple transmission channels using a shared clocking frequency and multilevel data encoding
US5619500A (en) 1994-09-01 1997-04-08 Digital Link Corporation ATM network interface
US5553070A (en) 1994-09-13 1996-09-03 Riley; Robert E. Data link module for time division multiplexing control systems
US5594727A (en) * 1994-09-19 1997-01-14 Summa Four, Inc. Telephone switch providing dynamic allocation of time division multiplex resources
US5490139A (en) 1994-09-28 1996-02-06 International Business Machines Corporation Mobility enabling access point architecture for wireless attachment to source routing networks
US5675741A (en) 1994-10-25 1997-10-07 Cabletron Systems, Inc. Method and apparatus for determining a communications path between two nodes in an Internet Protocol (IP) network
US5784573A (en) 1994-11-04 1998-07-21 Texas Instruments Incorporated Multi-protocol local area network controller
US5619497A (en) * 1994-12-22 1997-04-08 Emc Corporation Method and apparatus for reordering frames
KR0132960B1 (ko) 1994-12-22 1998-04-21 양승택 망 노드 폭주상태 결정장치 및 방법
JP3014080B2 (ja) * 1994-12-28 2000-02-28 三菱電機株式会社 交換機アダプタ及び汎用計算機
US5550816A (en) 1994-12-29 1996-08-27 Storage Technology Corporation Method and apparatus for virtual switching
US5563878A (en) 1995-01-05 1996-10-08 International Business Machines Corporation Transaction message routing in digital communication networks
US5630059A (en) 1995-02-06 1997-05-13 International Business Machines Corporation Expedited message transfer in a multi-nodal data processing system
JP3099663B2 (ja) 1995-02-09 2000-10-16 株式会社デンソー 通信システム
US5706472A (en) 1995-02-23 1998-01-06 Powerquest Corporation Method for manipulating disk partitions
US5561666A (en) * 1995-03-06 1996-10-01 International Business Machines Corporation Apparatus and method for determining operational mode for a station entering a network
US5566067A (en) 1995-03-23 1996-10-15 The President And Fellows Of Harvard College Eyelid vigilance detector system
US5633865A (en) 1995-03-31 1997-05-27 Netvantage Apparatus for selectively transferring data packets between local area networks
US5724348A (en) * 1995-04-05 1998-03-03 International Business Machines Corporation Efficient hardware/software interface for a data switch
US5561791A (en) 1995-04-10 1996-10-01 Digital Equipment Corporation Method and apparatus for conditioning timed program independent of transport timing
JPH08288965A (ja) 1995-04-18 1996-11-01 Hitachi Ltd スイッチングシステム
US5608726A (en) 1995-04-25 1997-03-04 Cabletron Systems, Inc. Network bridge with multicast forwarding table
US5802278A (en) 1995-05-10 1998-09-01 3Com Corporation Bridge/router architecture for high performance scalable networking
JP3515263B2 (ja) 1995-05-18 2004-04-05 株式会社東芝 ルータ装置、データ通信ネットワークシステム、ノード装置、データ転送方法及びネットワーク接続方法
JP2770782B2 (ja) 1995-05-31 1998-07-02 日本電気株式会社 Lan間接続装置
US5815737A (en) 1995-06-05 1998-09-29 Pmc-Sierra, Inc. Approach for identifying a subset of asynchronous transfer mode (ATM) VPI/VCI values in the complete VPI/VCI range
US5619661A (en) 1995-06-05 1997-04-08 Vlsi Technology, Inc. Dynamic arbitration system and method
US5734865A (en) 1995-06-07 1998-03-31 Bull Hn Information Systems Inc. Virtual local area network well-known port routing mechanism for mult--emulators in an open system environment
US5636371A (en) 1995-06-07 1997-06-03 Bull Hn Information Systems Inc. Virtual network mechanism to access well known port application programs running on a single host system
US5790808A (en) 1995-07-06 1998-08-04 3 Com Active topology maintenance in reconfiguring bridged local area networks with state transition with forgetting interval
US5651002A (en) 1995-07-12 1997-07-22 3Com Corporation Internetworking device with enhanced packet header translation and memory
US5751971A (en) 1995-07-12 1998-05-12 Cabletron Systems, Inc. Internet protocol (IP) work group routing
US5754540A (en) 1995-07-18 1998-05-19 Macronix International Co., Ltd. Expandable integrated circuit multiport repeater controller with multiple media independent interfaces and mixed media connections
US5691984A (en) 1995-08-15 1997-11-25 Honeywell Inc. Compact, adaptable brouting switch
US5740175A (en) 1995-10-03 1998-04-14 National Semiconductor Corporation Forwarding database cache for integrated switch controller
US5633710A (en) 1995-10-04 1997-05-27 Egs Inc. System for self-aligning vehicle headlamps
US5757771A (en) 1995-11-14 1998-05-26 Yurie Systems, Inc. Queue management to serve variable and constant bit rate traffic at multiple quality of service levels in a ATM switch
US5684800A (en) 1995-11-15 1997-11-04 Cabletron Systems, Inc. Method for establishing restricted broadcast groups in a switched network
US5754801A (en) 1995-11-20 1998-05-19 Advanced Micro Devices, Inc. Computer system having a multimedia bus and comprising a centralized I/O processor which performs intelligent data transfers
JP2842522B2 (ja) 1995-12-06 1999-01-06 日本電気株式会社 Atmスイッチ及びその制御方法
US5689506A (en) * 1996-01-16 1997-11-18 Lucent Technologies Inc. Multicast routing in multistage networks
US5838681A (en) * 1996-01-24 1998-11-17 Bonomi; Flavio Dynamic allocation of port bandwidth in high speed packet-switched digital switching systems
US5754774A (en) 1996-02-15 1998-05-19 International Business Machine Corp. Client/server communication system
US5740375A (en) 1996-02-15 1998-04-14 Bay Networks, Inc. Forwarding internetwork packets by replacing the destination address
US5781549A (en) 1996-02-23 1998-07-14 Allied Telesyn International Corp. Method and apparatus for switching data packets in a data network
US5724358A (en) * 1996-02-23 1998-03-03 Zeitnet, Inc. High speed packet-switched digital switch and method
US5764634A (en) * 1996-03-13 1998-06-09 International Business Machines Corporation Lan switch with zero latency
US5764636A (en) 1996-03-28 1998-06-09 Cisco Technology, Inc. Color blocking logic mechanism for a high-performance network switch
US5740171A (en) 1996-03-28 1998-04-14 Cisco Systems, Inc. Address translation mechanism for a high-performance network switch
US5742604A (en) 1996-03-28 1998-04-21 Cisco Systems, Inc. Interswitch link mechanism for connecting high-performance network switches
US5812527A (en) * 1996-04-01 1998-09-22 Motorola Inc. Simplified calculation of cell transmission rates in a cell based netwook
US5923654A (en) 1996-04-25 1999-07-13 Compaq Computer Corp. Network switch that includes a plurality of shared packet buffers
US5748631A (en) 1996-05-09 1998-05-05 Maker Communications, Inc. Asynchronous transfer mode cell processing system with multiple cell source multiplexing
US5802052A (en) 1996-06-26 1998-09-01 Level One Communication, Inc. Scalable high performance switch element for a shared memory packet or ATM cell switch fabric
US5898687A (en) * 1996-07-24 1999-04-27 Cisco Systems, Inc. Arbitration mechanism for a multicast logic engine of a switching fabric circuit
US5872783A (en) 1996-07-24 1999-02-16 Cisco Systems, Inc. Arrangement for rendering forwarding decisions for packets transferred among network switches
US5748905A (en) 1996-08-30 1998-05-05 Fujitsu Network Communications, Inc. Frame classification using classification keys
US5831980A (en) * 1996-09-13 1998-11-03 Lsi Logic Corporation Shared memory fabric architecture for very high speed ATM switches
US5835491A (en) * 1996-11-21 1998-11-10 Xerox Corporation Method for supporting multicast capabilities in switching networks with a reservation ring
US5859849A (en) * 1997-05-06 1999-01-12 Motorola Inc. Modular switch element for shared memory switch fabric
US5856977A (en) * 1997-05-15 1999-01-05 Yang; Muh-Rong Distribution network switch for very large gigabit switching architecture

Also Published As

Publication number Publication date
JP2002510450A (ja) 2002-04-02
DE69826680T2 (de) 2005-10-06
WO1999000936A1 (en) 1999-01-07
US6246680B1 (en) 2001-06-12
ATE278277T1 (de) 2004-10-15
EP1002397B1 (de) 2004-09-29
EP1002397A4 (de) 2000-06-14
EP1002397A1 (de) 2000-05-24
JP4053093B2 (ja) 2008-02-27

Similar Documents

Publication Publication Date Title
DE69826680D1 (de) Hochintegrierte mehrschichtige Vermittlungsstellenelementarchitektur
KR100542342B1 (ko) 측정 기반의 적응성 있는 로드 트래픽 밸런싱 시스템을사용하는 라우터 및 그 동작 방법
JP4616535B2 (ja) パケットスケジューリングを用いるネットワーク交換方法
US6484224B1 (en) Multi-interface symmetric multiprocessor
US9019957B2 (en) Network telephony system
DE60039979D1 (de) Optisches kommunikationsnetzwerk
WO2000002347A3 (en) System and method for switching packets in a network
EP0581486A3 (de) Paketschalter mit grosser Bandbreite.
EP1162793A3 (de) Gigabit Vermittler mit Mehrfachübertragung
CA2254481A1 (en) Congestion management in a multi-port shared memory switch
Bian et al. Dynamic flow switching. A new communication service for ATM networks
JP2002532004A (ja) 個別のコリジョン・ドメインを用いたパケット送出のための電気通信装置および方法
JP2002531964A (ja) 時間の影響を受け易いデータを含むパケットを確実にオンタイム送出するための方法
Basturk et al. Design and implementation of a QoS capable switch-router
US7072352B2 (en) Inverse multiplexing of unmanaged traffic flows over a multi-star network
KR100442627B1 (ko) 네트워크 프로세서에서의 패킷 리디랙션 방법
US6694373B1 (en) Method and apparatus for hitless switchover of a voice connection in a voice processing module
CA2389124A1 (en) Mpoa system and its shortcut communication control method, and shortcut communication control program
US20130188647A1 (en) Computer system fabric switch having a blind route
US6920108B1 (en) Method and apparatus for collision avoidance in bufferless networks
SE0002419D0 (sv) Telekommunikationsförfarande och anordning
Gonzalez et al. Study and evaluation of mobility management for the IP-based IMT platform (IP/sup 2/) architecture
Chen et al. A scheme for QoS control in ATM switching systems
KR0176567B1 (ko) 이더네트 스위치
KR100818776B1 (ko) Wan 가속기 및 tcp 성능 향상을 통한 wan 가속방법

Legal Events

Date Code Title Description
8364 No opposition during term of opposition