DE3838945C2 - - Google Patents

Info

Publication number
DE3838945C2
DE3838945C2 DE3838945A DE3838945A DE3838945C2 DE 3838945 C2 DE3838945 C2 DE 3838945C2 DE 3838945 A DE3838945 A DE 3838945A DE 3838945 A DE3838945 A DE 3838945A DE 3838945 C2 DE3838945 C2 DE 3838945C2
Authority
DE
Germany
Prior art keywords
local
bridges
bridge
network
subnetworks
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
DE3838945A
Other languages
German (de)
English (en)
Other versions
DE3838945A1 (de
Inventor
Masato Yokohama Jp Tsukakoshi
Yasuhiro Fujisawa Jp Takahashi
Matsuaki Machida Jp Terada
Nobuyuki Hadano Jp Takagishi
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE3838945A1 publication Critical patent/DE3838945A1/de
Application granted granted Critical
Publication of DE3838945C2 publication Critical patent/DE3838945C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H04L12/4604—LAN interconnection over a backbone network, e.g. Internet, Frame Relay
    • H04L12/462—LAN interconnection over a bridge based backbone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/02—Topology update or discovery
    • H04L45/04—Interdomain routing, e.g. hierarchical routing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/48—Routing tree calculation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H04L61/50—Address allocation
    • H04L61/5038—Address allocation for local use, e.g. in LAN or USB networks, or in a controller area network [CAN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2101/00—Indexing scheme associated with group H04L61/00
    • H04L2101/60—Types of network addresses
    • H04L2101/618—Details of network addresses
    • H04L2101/622—Layer-2 addresses, e.g. medium access control [MAC] addresses

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
DE3838945A 1987-11-18 1988-11-17 Netzwerksystem mit lokalen netzwerken und mit einer hierarchischen wegewahl Granted DE3838945A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP28931987 1987-11-18

Publications (2)

Publication Number Publication Date
DE3838945A1 DE3838945A1 (de) 1989-06-08
DE3838945C2 true DE3838945C2 (OSRAM) 1991-06-13

Family

ID=17741652

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3838945A Granted DE3838945A1 (de) 1987-11-18 1988-11-17 Netzwerksystem mit lokalen netzwerken und mit einer hierarchischen wegewahl

Country Status (2)

Country Link
US (1) US5018133A (OSRAM)
DE (1) DE3838945A1 (OSRAM)

Families Citing this family (165)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5086426A (en) * 1987-12-23 1992-02-04 Hitachi, Ltd. Communication network system having a plurality of different protocal LAN's
US7537167B1 (en) * 1993-08-31 2009-05-26 Broadcom Corporation Modular, portable data processing terminal for use in a radio frequency communication network
US5428636A (en) * 1993-05-03 1995-06-27 Norand Corporation Radio frequency local area network
CA2011934A1 (en) * 1989-07-19 1991-01-19 Theodore Heske, Iii Method and apparatus for source routing bridging
US5249184A (en) * 1990-01-30 1993-09-28 Johnson Service Company Network control system with improved reliability
US5224095A (en) * 1990-01-30 1993-06-29 Johnson Service Company Network control system and method
DE4103888C2 (de) * 1990-02-09 1994-01-27 Hitachi Ltd Adreßfiltereinheit zum Ausführen eines Adreßfilterverfahrens unter einer Vielzahl von Netzwerken
US5150360A (en) * 1990-03-07 1992-09-22 Digital Equipment Corporation Utilization of redundant links in bridged networks
JP2904296B2 (ja) * 1990-03-30 1999-06-14 マツダ株式会社 車両用多重伝送装置
US5253248A (en) * 1990-07-03 1993-10-12 At&T Bell Laboratories Congestion control for connectionless traffic in data networks via alternate routing
GB9015760D0 (en) * 1990-07-18 1990-09-05 Digital Equipment Int Message network monitoring
US5251205A (en) * 1990-09-04 1993-10-05 Digital Equipment Corporation Multiple protocol routing
JPH04129354A (ja) * 1990-09-20 1992-04-30 Fujitsu Ltd サービス要求調停制御方式
JP2644624B2 (ja) * 1990-11-30 1997-08-25 株式会社日立製作所 網間ルーティング制御方式
US6847611B1 (en) 1990-12-10 2005-01-25 At&T Corp. Traffic management for frame relay switched data service
US5280480A (en) * 1991-02-21 1994-01-18 International Business Machines Corporation Source routing transparent bridge
JPH0810875B2 (ja) * 1991-04-18 1996-01-31 インターナショナル・ビジネス・マシーンズ・コーポレイション 局所ネットワークを大域ネットワークと接続する方法及び装置
US5224100A (en) * 1991-05-09 1993-06-29 David Sarnoff Research Center, Inc. Routing technique for a hierarchical interprocessor-communication network between massively-parallel processors
US7558557B1 (en) * 1991-11-12 2009-07-07 Broadcom Corporation Low-power messaging in a network supporting roaming terminals
US5394436A (en) * 1991-10-01 1995-02-28 Norand Corporation Radio frequency local area network
US6374311B1 (en) 1991-10-01 2002-04-16 Intermec Ip Corp. Communication network having a plurality of bridging nodes which transmit a beacon to terminal nodes in power saving state that it has messages awaiting delivery
US5379292A (en) * 1991-07-08 1995-01-03 Naldec Corporation Apparatus having priority order storages for recovery from failure of multiplex data transmission
US5504746A (en) * 1991-10-01 1996-04-02 Norand Corporation Radio frequency local area network
US6400702B1 (en) * 1991-10-01 2002-06-04 Intermec Ip Corp. Radio frequency local area network
US6407991B1 (en) * 1993-05-06 2002-06-18 Intermec Ip Corp. Communication network providing wireless and hard-wired dynamic routing
US6084867A (en) * 1991-10-01 2000-07-04 Intermec Ip Corp. Apparatus and method of routing data in a radio frequency local area network
ATE321387T1 (de) * 1991-10-01 2006-04-15 Broadcom Corp Lokales funkfrequenznetzwerk
EP0537408B1 (en) * 1991-10-14 1997-08-06 International Business Machines Corporation Routing in a network of bridge-connected LAN segments
US5265092A (en) * 1992-03-18 1993-11-23 Digital Equipment Corporation Synchronization mechanism for link state packet routing
JPH05268223A (ja) * 1992-03-23 1993-10-15 Nec Corp ルータ装置
US5365520A (en) * 1992-03-27 1994-11-15 Motorola, Inc. Dynamic signal routing
US5844902A (en) * 1992-04-07 1998-12-01 Cabletron Systems, Inc. Assigning multiple parallel bridge numbers to bridges
US5398242A (en) * 1992-04-07 1995-03-14 Digital Equipment Corporation Automatically configuring LAN numbers
US5323394A (en) * 1992-04-07 1994-06-21 Digital Equipment Corporation Selecting optimal routes in source routing bridging without exponential flooding of explorer packets
US5327424A (en) * 1992-04-07 1994-07-05 Digital Equipment Corporation Automatically configuring parallel bridge numbers
US5400333A (en) * 1992-04-07 1995-03-21 Digital Equipment Corporation Detecting LAN number misconfiguration
CA2094410C (en) * 1992-06-18 1998-05-05 Joshua Seth Auerbach Distributed management communications network
US5289460A (en) * 1992-07-31 1994-02-22 International Business Machines Corp. Maintenance of message distribution trees in a communications network
US5579527A (en) * 1992-08-05 1996-11-26 David Sarnoff Research Center Apparatus for alternately activating a multiplier and a match unit
US5581778A (en) * 1992-08-05 1996-12-03 David Sarnoff Researach Center Advanced massively parallel computer using a field of the instruction to selectively enable the profiling counter to increase its value in response to the system clock
US5365523A (en) * 1992-11-16 1994-11-15 International Business Machines Corporation Forming and maintaining access groups at the lan/wan interface
US5701120A (en) * 1992-12-13 1997-12-23 Siemens Business Communication Systems, Inc. Partitioned point-to-point communications networks
WO1994015304A1 (en) * 1992-12-21 1994-07-07 Apple Computer, Inc. Method and apparatus for transforming an arbitrary topology collection of nodes into an acyclic directed graph
US5630173A (en) * 1992-12-21 1997-05-13 Apple Computer, Inc. Methods and apparatus for bus access arbitration of nodes organized into acyclic directed graph by cyclic token passing and alternatively propagating request to root node and grant signal to the child node
US5734824A (en) * 1993-02-10 1998-03-31 Bay Networks, Inc. Apparatus and method for discovering a topology for local area networks connected via transparent bridges
US5331635A (en) * 1993-02-12 1994-07-19 Fuji Xerox Co., Ltd. Network system having function of updating routing information
US5574860A (en) * 1993-03-11 1996-11-12 Digital Equipment Corporation Method of neighbor discovery over a multiaccess nonbroadcast medium
JP2520563B2 (ja) * 1993-05-19 1996-07-31 日本電気株式会社 パケット交換網
US6771617B1 (en) 1993-06-17 2004-08-03 Gilat Satellite Networks, Ltd. Frame relay protocol-based multiplex switching scheme for satellite mesh network
US5434850A (en) 1993-06-17 1995-07-18 Skydata Corporation Frame relay protocol-based multiplex switching scheme for satellite
US5430730A (en) * 1993-09-14 1995-07-04 Rolm Company Method for building a sub-network in a distributed voice messaging system
US5857084A (en) * 1993-11-02 1999-01-05 Klein; Dean A. Hierarchical bus structure access system
US5381414A (en) * 1993-11-05 1995-01-10 Advanced Micro Devices, Inc. Method and apparatus for determining if a data packet is addressed to a computer within a network
JPH07202927A (ja) * 1993-12-22 1995-08-04 Internatl Business Mach Corp <Ibm> マルチポート・ブリッジ
US5430729A (en) * 1994-04-04 1995-07-04 Motorola, Inc. Method and apparatus for adaptive directed route randomization and distribution in a richly connected communication network
US5586289A (en) * 1994-04-15 1996-12-17 David Sarnoff Research Center, Inc. Method and apparatus for accessing local storage within a parallel processing computer
US5473599A (en) * 1994-04-22 1995-12-05 Cisco Systems, Incorporated Standby router protocol
FR2721465A1 (fr) * 1994-06-15 1995-12-22 Trt Telecom Radio Electr Système d'interconnexion de réseaux locaux et équipement destiné à être utilisé dans un tel système.
US5737526A (en) * 1994-12-30 1998-04-07 Cisco Systems Network having at least two routers, each having conditional filter so one of two transmits given frame and each transmits different frames, providing connection to a subnetwork
US5596722A (en) * 1995-04-03 1997-01-21 Motorola, Inc. Packet routing system and method for achieving uniform link usage and minimizing link load
US5617422A (en) * 1995-08-10 1997-04-01 Mci Communications Corp. High speed interface in a telecommunications network
US5884043A (en) * 1995-12-21 1999-03-16 Cisco Technology, Inc. Conversion technique for routing frames in a source route bridge network
US6567410B1 (en) * 1996-08-08 2003-05-20 Enterasys Networks, Inc. Assigning multiple parallel bridge numbers to bridges having three or more ports
GB2320169B (en) * 1996-11-29 2001-08-08 3Com Ireland Network configuration
US6081524A (en) 1997-07-03 2000-06-27 At&T Corp. Frame relay switched data service
US6230219B1 (en) * 1997-11-10 2001-05-08 International Business Machines Corporation High performance multichannel DMA controller for a PCI host bridge with a built-in cache
US6496510B1 (en) * 1997-11-14 2002-12-17 Hitachi, Ltd. Scalable cluster-type router device and configuring method thereof
US6563837B2 (en) 1998-02-10 2003-05-13 Enterasys Networks, Inc. Method and apparatus for providing work-conserving properties in a non-blocking switch with limited speedup independent of switch size
US6865154B1 (en) 1998-01-12 2005-03-08 Enterasys Networks, Inc. Method and apparatus for providing bandwidth and delay guarantees in combined input-output buffered crossbar switches that implement work-conserving arbitration algorithms
US6072772A (en) * 1998-01-12 2000-06-06 Cabletron Systems, Inc. Method for providing bandwidth and delay guarantees in a crossbar switch with speedup
US6469987B1 (en) 1998-01-13 2002-10-22 Enterasys Networks, Inc. Virtual local area network with trunk stations
US6112251A (en) * 1998-01-13 2000-08-29 Cabletron Systems, Inc. Virtual local network for sending multicast transmissions to trunk stations
US6301224B1 (en) * 1998-01-13 2001-10-09 Enterasys Networks, Inc. Network switch with panic mode
JP4019482B2 (ja) * 1998-01-23 2007-12-12 ソニー株式会社 通信システム及びブリッジ装置
US6195705B1 (en) 1998-06-30 2001-02-27 Cisco Technology, Inc. Mobile IP mobility agent standby protocol
US6574197B1 (en) * 1998-07-03 2003-06-03 Mitsubishi Denki Kabushiki Kaisha Network monitoring device
US6628661B1 (en) 1998-08-27 2003-09-30 Intel Corporation Spanning tree recovery in computer networks
EP1116361B1 (en) * 1998-09-24 2004-06-16 Madge Limited Communications network bridge
US6657951B1 (en) 1998-11-30 2003-12-02 Cisco Technology, Inc. Backup CRF VLAN
US6674727B1 (en) 1998-11-30 2004-01-06 Cisco Technology, Inc. Distributed ring protocol and database
US6704318B1 (en) 1998-11-30 2004-03-09 Cisco Technology, Inc. Switched token ring over ISL (TR-ISL) network
US6563832B1 (en) 1998-11-30 2003-05-13 Cisco Technology, Inc. Token ring bridge distributed in a switched fabric
US6760444B1 (en) 1999-01-08 2004-07-06 Cisco Technology, Inc. Mobile IP authentication
US7149229B1 (en) * 1999-01-08 2006-12-12 Cisco Technology, Inc. Mobile IP accounting
US6636498B1 (en) 1999-01-08 2003-10-21 Cisco Technology, Inc. Mobile IP mobile router
US6501746B1 (en) 1999-01-08 2002-12-31 Cisco Technology, Inc. Mobile IP dynamic home address resolution
US7421077B2 (en) * 1999-01-08 2008-09-02 Cisco Technology, Inc. Mobile IP authentication
US6850518B1 (en) 1999-03-04 2005-02-01 Cisco Technology, Inc. DLSw RIF passthru technique for providing end-to-end source route information to end stations of a data link switching network
US6584539B1 (en) * 1999-03-19 2003-06-24 Sony Corporation Method and system for message broadcast flow control on a bus bridge interconnect
US7535871B1 (en) 1999-05-27 2009-05-19 Cisco Technology, Inc. Mobile IP intra-agent mobility
US6621810B1 (en) 1999-05-27 2003-09-16 Cisco Technology, Inc. Mobile IP intra-agent mobility
US6466964B1 (en) 1999-06-15 2002-10-15 Cisco Technology, Inc. Methods and apparatus for providing mobility of a node that does not support mobility
US6751191B1 (en) 1999-06-29 2004-06-15 Cisco Technology, Inc. Load sharing and redundancy scheme
US6714541B1 (en) 1999-08-10 2004-03-30 Cisco Technology, Inc. Method and apparatus for encoding bridging/switching information within a routing information filed in a token ring environment
US7058007B1 (en) 2000-01-18 2006-06-06 Cisco Technology, Inc. Method for a cable modem to rapidly switch to a backup CMTS
US6839829B1 (en) 2000-01-18 2005-01-04 Cisco Technology, Inc. Routing protocol based redundancy design for shared-access networks
US6826186B1 (en) * 2000-03-07 2004-11-30 Cisco Technology, Inc. Method and apparatus for distributing packets across multiple paths leading to a destination
US7130629B1 (en) 2000-03-08 2006-10-31 Cisco Technology, Inc. Enabling services for multiple sessions using a single mobile node
US6765892B1 (en) 2000-06-26 2004-07-20 Cisco Technology, Inc. Optimizing IP multicast data transmission in a mobile IP environment
US6963918B1 (en) 2000-06-29 2005-11-08 Cisco Technology, Inc. Voice over IP optimization for mobile IP
US6982967B1 (en) 2000-06-29 2006-01-03 Cisco Technology, Inc. Methods and apparatus for implementing a proxy mobile node in a wireless local area network
US7042864B1 (en) 2000-08-01 2006-05-09 Cisco Technology, Inc. Enabling push technologies for mobile IP
US7042876B1 (en) 2000-09-12 2006-05-09 Cisco Technology, Inc. Stateful network address translation protocol implemented over a data network
US6959341B1 (en) 2000-12-20 2005-10-25 Cisco Technology, Inc. Dynamic network allocation for mobile router
US6885667B1 (en) 2000-12-26 2005-04-26 Cisco Technology, Inc. Redirection to a virtual router
US7295551B1 (en) 2000-12-28 2007-11-13 Cisco Technology, Inc. Support mobile device in asymmetric link environment
US7152238B1 (en) 2000-12-29 2006-12-19 Cisco Technology, Inc. Enabling mobility for point to point protocol (PPP) users using a node that does not support mobility
US7051109B1 (en) * 2001-02-21 2006-05-23 Cisco Technology, Inc. Methods and apparatus for using SCTP to provide mobility of a network device
DE10122042A1 (de) * 2001-05-07 2002-11-14 Philips Corp Intellectual Pty Netzwerk mit priorisierter Datenweiterleitung zwischen Sub-Netzwerken
US7881208B1 (en) 2001-06-18 2011-02-01 Cisco Technology, Inc. Gateway load balancing protocol
US20030046378A1 (en) * 2001-07-14 2003-03-06 Zimmel Sheri L. Apparatus and method for existing network configuration
US20030023706A1 (en) * 2001-07-14 2003-01-30 Zimmel Sheri L. Apparatus and method for optimizing telecommunications network design using weighted span classification and rerouting rings that fail to pass a cost therehold
US20030035379A1 (en) * 2001-07-14 2003-02-20 Zimmel Sheri L. Apparatus and method for optimizing telecommunication network design using weighted span classification
US20030051007A1 (en) * 2001-07-14 2003-03-13 Zimmel Sheri L. Apparatus and method for optimizing telecommunication network design using weighted span classification for low degree of separation demands
US20030055918A1 (en) * 2001-07-14 2003-03-20 Zimmel Sheri L. Apparatus and method for optimizing telecommunication network design using weighted span classification for high degree of separation demands
US7036143B1 (en) 2001-09-19 2006-04-25 Cisco Technology, Inc. Methods and apparatus for virtual private network based mobility
US7227863B1 (en) 2001-11-09 2007-06-05 Cisco Technology, Inc. Methods and apparatus for implementing home agent redundancy
US7409549B1 (en) 2001-12-11 2008-08-05 Cisco Technology, Inc. Methods and apparatus for dynamic home agent assignment in mobile IP
US7227838B1 (en) 2001-12-14 2007-06-05 Cisco Technology, Inc. Enhanced internal router redundancy
US7116634B1 (en) 2001-12-21 2006-10-03 Cisco Technology, Inc. TCP sequence number recovery in a redundant forwarding system
US7079520B2 (en) * 2001-12-28 2006-07-18 Cisco Technology, Inc. Methods and apparatus for implementing NAT traversal in mobile IP
US7383354B2 (en) 2002-02-12 2008-06-03 Fujitsu Limited Spatial reuse and multi-point interconnection in bridge-interconnected ring networks
US7471661B1 (en) 2002-02-20 2008-12-30 Cisco Technology, Inc. Methods and apparatus for supporting proxy mobile IP registration in a wireless local area network
US7284057B2 (en) * 2002-02-27 2007-10-16 Cisco Technology, Inc. Methods and apparatus for Mobile IP Home Agent clustering
US7587498B2 (en) * 2002-05-06 2009-09-08 Cisco Technology, Inc. Methods and apparatus for mobile IP dynamic home agent allocation
US7346053B1 (en) 2002-05-07 2008-03-18 Cisco Technology, Inc. Methods and apparatus for supporting IP multicast for a mobile router
US7599370B1 (en) 2002-05-07 2009-10-06 Cisco Technology, Inc. Methods and apparatus for optimizing NAT traversal in Mobile IP
US7280557B1 (en) 2002-06-28 2007-10-09 Cisco Technology, Inc. Mechanisms for providing stateful NAT support in redundant and asymetric routing environments
US7174376B1 (en) 2002-06-28 2007-02-06 Cisco Technology, Inc. IP subnet sharing technique implemented without using bridging or routing protocols
EP1404063A3 (en) * 2002-09-24 2005-07-20 Envitech Automation Inc. Communication circuit for a vehicle
US7379433B1 (en) 2002-09-25 2008-05-27 Cisco Technology, Inc. Methods and apparatus for broadcast optimization in mobile IP
US7707310B2 (en) * 2002-11-20 2010-04-27 Cisco Technology, Inc. Mobile IP registration supporting port identification
US7475241B2 (en) * 2002-11-22 2009-01-06 Cisco Technology, Inc. Methods and apparatus for dynamic session key generation and rekeying in mobile IP
US7457289B2 (en) * 2002-12-16 2008-11-25 Cisco Technology, Inc. Inter-proxy communication protocol for mobile IP
US7870389B1 (en) 2002-12-24 2011-01-11 Cisco Technology, Inc. Methods and apparatus for authenticating mobility entities using kerberos
US7362742B1 (en) 2003-01-28 2008-04-22 Cisco Technology, Inc. Methods and apparatus for synchronizing subnet mapping tables
CN1302637C (zh) * 2003-01-28 2007-02-28 华为技术有限公司 一种多生成树协议桥优先级协调方法
US7505432B2 (en) * 2003-04-28 2009-03-17 Cisco Technology, Inc. Methods and apparatus for securing proxy Mobile IP
US20040218591A1 (en) * 2003-04-29 2004-11-04 Craig Ogawa Bridge apparatus and methods of operation
US7593346B2 (en) * 2003-07-31 2009-09-22 Cisco Technology, Inc. Distributing and balancing traffic flow in a virtual gateway
US20060031590A1 (en) * 2003-09-23 2006-02-09 Jean-Yves Monette Communication circuit for a vehicle
US7417961B2 (en) * 2003-12-09 2008-08-26 Cisco Technology, Inc. Methods and apparatus for implementing a speed sensitive mobile router
JP4150043B2 (ja) * 2003-12-12 2008-09-17 富士通株式会社 データ伝送装置
US7840988B1 (en) 2004-05-07 2010-11-23 Cisco Technology, Inc. Front-end structure for access network line card
US7447188B1 (en) 2004-06-22 2008-11-04 Cisco Technology, Inc. Methods and apparatus for supporting mobile IP proxy registration in a system implementing mulitple VLANs
US7639802B2 (en) * 2004-09-27 2009-12-29 Cisco Technology, Inc. Methods and apparatus for bootstrapping Mobile-Foreign and Foreign-Home authentication keys in Mobile IP
GB0424032D0 (en) * 2004-10-28 2004-12-01 British Telecomm Resource allocation
US7502331B2 (en) * 2004-11-17 2009-03-10 Cisco Technology, Inc. Infrastructure-less bootstrapping: trustless bootstrapping to enable mobility for mobile devices
US8059661B2 (en) * 2004-12-29 2011-11-15 Cisco Technology, Inc. Methods and apparatus for using DHCP for home address management of nodes attached to an edge device and for performing mobility and address management as a proxy home agent
US7941489B2 (en) * 2005-01-24 2011-05-10 Daniel Measurement And Control, Inc. Method and system of determining a hierarchical structure
US7738470B2 (en) * 2005-05-23 2010-06-15 Alpha Networks Inc. Fast and automatic self-forming meshing topology to integrate with wired networks
US7821972B1 (en) * 2005-09-29 2010-10-26 Cisco Technology, Inc. System and method for building large-scale layer 2 computer networks
US7626963B2 (en) * 2005-10-25 2009-12-01 Cisco Technology, Inc. EAP/SIM authentication for mobile IP to leverage GSM/SIM authentication infrastructure
WO2007082228A1 (en) * 2006-01-10 2007-07-19 The General Hospital Corporation Systems and methods for generating data based on one or more spectrally-encoded endoscopy techniques
US7903585B2 (en) 2006-02-15 2011-03-08 Cisco Technology, Inc. Topology discovery of a private network
US7633917B2 (en) * 2006-03-10 2009-12-15 Cisco Technology, Inc. Mobile network device multi-link optimizations
JP4822905B2 (ja) * 2006-03-31 2011-11-24 富士通株式会社 ブリッジ装置、ブリッジ装置における制御方法、及び制御プログラム
US8085790B2 (en) * 2006-07-14 2011-12-27 Cisco Technology, Inc. Ethernet layer 2 protocol packet switching
US7916736B2 (en) * 2006-09-29 2011-03-29 Freescale Semiconductor, Inc. System and method for translucent bridging
WO2008071212A1 (de) 2006-12-14 2008-06-19 Bayerische Motoren Werke Aktiengesellschaft Vernetzung von steuergeräten eines kraftfahrzeugs
US7804830B2 (en) * 2007-06-19 2010-09-28 International Secure Virtual Offices (Asia) Pte. Ltd IP connectivity with NAT traversal
JP5180729B2 (ja) * 2008-08-05 2013-04-10 株式会社日立製作所 計算機システム及びバス割当方法
JP6051724B2 (ja) * 2012-09-20 2016-12-27 富士通株式会社 設計支援プログラム、設計支援装置、及び設計支援方法
US10015073B2 (en) * 2015-02-20 2018-07-03 Cisco Technology, Inc. Automatic optimal route reflector root address assignment to route reflector clients and fast failover in a network environment
US10447652B2 (en) * 2017-03-22 2019-10-15 Nicira, Inc. High availability bridging between layer 2 networks

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3710026A (en) * 1971-03-01 1973-01-09 Bell Telephone Labor Inc Interconnected loop digital transmission system
US3693155A (en) * 1971-03-23 1972-09-19 Nat Telecommunications System Communication system
US3889064A (en) * 1974-03-27 1975-06-10 Nasa Asynchronous, multiplexing, single line transmission and recovery data system
US4706081A (en) * 1984-12-14 1987-11-10 Vitalink Communications Corporation Method and apparatus for bridging local area networks
US4638476A (en) * 1985-06-21 1987-01-20 At&T Bell Laboratories Technique for dynamic resource allocation in a communication system
US4706080A (en) * 1985-08-26 1987-11-10 Bell Communications Research, Inc. Interconnection of broadcast networks
US4701756A (en) * 1985-09-10 1987-10-20 Burr William E Fault-tolerant hierarchical network
US4823124A (en) * 1986-07-28 1989-04-18 Bull Hn Information Systems, Inc. Lan controller proprietary bus
US4809265A (en) * 1987-05-01 1989-02-28 Vitalink Communications Corporation Method and apparatus for interfacing to a local area network
JPS63305638A (ja) * 1987-06-05 1988-12-13 Sumitomo Electric Ind Ltd Ｌａｎ間相互接続装置
US4953162A (en) * 1987-08-26 1990-08-28 Lyons Paul J Multipath local area network
US4811337A (en) * 1988-01-15 1989-03-07 Vitalink Communications Corporation Distributed load sharing

Also Published As

Publication number Publication date
US5018133A (en) 1991-05-21
DE3838945A1 (de) 1989-06-08

Similar Documents

Publication Publication Date Title
DE3838945C2 (OSRAM)
DE3686254T2 (de) Verbindung von rundsendenetzwerken.
DE68925447T2 (de) Steuerungsverfahren für verteiltes Verarbeitungssystem
DE68917592T2 (de) Fernmeldevermittlungssystem.
DE3888818T2 (de) Aufgeteilte Lastverteilung.
DE69323963T2 (de) Verteilte Durchführung von Routenauswahl über Netzwerke und Teilnetzwerke
DE69629984T2 (de) Leitweglenkungsverwaltung in einem Paketkommunikationsnetz
DE69412274T2 (de) Verfahren zur auswahl von verbindungen in netzen
DE69327576T2 (de) Paralleles Rechnersystem
DE3586751T2 (de) Verfahren und system zur leitweglenkung von rahmen in einem lokalen multiringnetz.
DE69927457T2 (de) Verfahren und Vorrichtung zur Cache-Speicherung von Informationen im Netzwerk
DE3855925T2 (de) Nachrichtenübertragung in einem multiplexsystem
DE3882822T2 (de) Verfahren zur Betriebsmittellokalisierung in Rechnernetzen.
DE69802259T2 (de) Verfahren und vorrichtung zur einrichtung eines anzapfpunktes in einem schaltnetzwerk
DE69029766T2 (de) Adaptive Leitweglenkung in Netzwerken
DE69601641T2 (de) Mechanismus zur wirkungsvollen synchronisation von information in einem netz
DE69021864T2 (de) Automatische fehlererholung in einem paketnetz.
DE19532422C1 (de) Lokales, nach dem asynchronen Transfermodus (ATM) arbeitendes Netzwerk mit wenigstens zwei Ringsystemen
EP1532771A1 (de) Testverfahren f r nachrichtenpfade in kommunikationsnetzen s owie netzelement
DE69129952T2 (de) Vorrichtung zur Paketübermittlungsregulierung
DE112017000902T5 (de) Weiterleitungsvorrichtung
DE69019012T2 (de) Verfahren und Vorrichtung zum Stationsadressentest in einem Netzwerk.
DE19715262A1 (de) Lokales Netzwerk zur Rekonfigurierung bei Leitungsbrüchen oder Knotenausfall
DE102016211189B4 (de) Weiterleitungsvorrichtung
DE3785883T2 (de) Verfahren und Anordnung zum Aufbau eines begrenzten Rundschreibweges in einem Verbindungsnetz.

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8128 New person/name/address of the agent

Representative=s name: STREHL, P., DIPL.-ING. DIPL.-WIRTSCH.-ING. SCHUEBE

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee