ATE281037T1 - Verfahren und vorrichtung zur ersatzschaltung von router verbindungen - Google Patents
Verfahren und vorrichtung zur ersatzschaltung von router verbindungenInfo
- Publication number
- ATE281037T1 ATE281037T1 AT02253109T AT02253109T ATE281037T1 AT E281037 T1 ATE281037 T1 AT E281037T1 AT 02253109 T AT02253109 T AT 02253109T AT 02253109 T AT02253109 T AT 02253109T AT E281037 T1 ATE281037 T1 AT E281037T1
- Authority
- AT
- Austria
- Prior art keywords
- master control
- control processor
- message
- messages
- backup
- Prior art date
Links
Classifications
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
- G06F11/2023—Failover techniques
- G06F11/2033—Failover techniques switching over of hardware resources
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
- G06F11/2038—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant with a single idle spare processing component
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
- G06F11/2097—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements maintaining the standby controller/processing unit updated
-
- 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
- H04L45/58—Association of routers
- H04L45/586—Association of routers of virtual routers
-
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/161—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields
- H04L69/162—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields involving adaptations of sockets based mechanisms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/163—In-band adaptation of TCP data exchange; In-band control procedures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/1675—Temporal synchronisation or re-synchronisation of redundant processing components
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Multi Processors (AREA)
- Communication Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/852,223 US6853617B2 (en) | 2001-05-09 | 2001-05-09 | System and method for TCP connection protection switching |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE281037T1 true ATE281037T1 (de) | 2004-11-15 |
Family
ID=25312778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT02253109T ATE281037T1 (de) | 2001-05-09 | 2002-05-02 | Verfahren und vorrichtung zur ersatzschaltung von router verbindungen |
Country Status (4)
Country | Link |
---|---|
US (1) | US6853617B2 (de) |
EP (1) | EP1261186B1 (de) |
AT (1) | ATE281037T1 (de) |
DE (1) | DE60201706T2 (de) |
Families Citing this family (58)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2819359B1 (fr) * | 2001-01-11 | 2003-04-11 | Cit Alcatel | Systeme de routage assurant la continuite de service, des machines a etats associees aux systemes de routage voisins |
FR2819360B1 (fr) * | 2001-01-11 | 2003-04-11 | Cit Alcatel | Systeme de routage assurant la continuite de service des interfaces associees aux reseaux voisins |
FR2827102B1 (fr) * | 2001-07-09 | 2003-10-03 | Cit Alcatel | Systeme de routage inter systemes autonomes tolerant aux fautes |
US20030039007A1 (en) * | 2001-08-15 | 2003-02-27 | Nayna Networks, Inc. (A Delaware Corporation) | Method and system for route control and redundancy for optical network switching applications |
US7788381B2 (en) * | 2001-09-17 | 2010-08-31 | Foundry Networks, Inc. | System and method for router keep-alive control |
US7054925B2 (en) * | 2001-11-21 | 2006-05-30 | International Business Machines Corporation | Efficient method for determining record based I/O on top of streaming protocols |
US7116634B1 (en) * | 2001-12-21 | 2006-10-03 | Cisco Technology, Inc. | TCP sequence number recovery in a redundant forwarding system |
US8005980B2 (en) | 2002-01-24 | 2011-08-23 | Alcatel Lucent | Method and apparatus for synchronizing redundant communication tasks |
US8769154B2 (en) * | 2002-01-24 | 2014-07-01 | Alcatel Lucent | Method and apparatus for facilitating routing protocol redundancy in a network element |
US7406035B2 (en) * | 2002-01-24 | 2008-07-29 | Alcatel-Lucent Canada Inc. | Method and apparatus for providing redundant protocol processes in a network element |
US7236453B2 (en) * | 2002-06-27 | 2007-06-26 | Jeremy Benjamin, Trustee | High available method for border gateway protocol version 4 |
US7307979B2 (en) * | 2002-07-31 | 2007-12-11 | Jeremy Benjamin As Receiver For Chiaro Networks Ltd | Configuration rollback |
AU2003299716A1 (en) * | 2002-12-17 | 2004-07-14 | Dale Richard Waters | Crib shield system and other breathable apparatus |
US7324438B1 (en) * | 2003-02-13 | 2008-01-29 | Cisco Technology, Inc. | Technique for nondisruptively recovering from a processor failure in a multi-processor flow device |
US7114096B2 (en) * | 2003-04-02 | 2006-09-26 | International Business Machines Corporation | State recovery and failover of intelligent network adapters |
CN1482773B (zh) * | 2003-04-11 | 2010-04-28 | 比威网络技术有限公司 | 可容错的传输控制协议的实现方法 |
US7506194B2 (en) * | 2004-03-24 | 2009-03-17 | Cisco Technology, Inc. | Routing system and method for transparently rocovering routing states after a failover or during a software upgrade |
US7515525B2 (en) * | 2004-09-22 | 2009-04-07 | Cisco Technology, Inc. | Cooperative TCP / BGP window management for stateful switchover |
US7454605B2 (en) * | 2004-11-18 | 2008-11-18 | International Business Machines Corporation | Method for adapter code image update |
US20060168241A1 (en) * | 2004-11-24 | 2006-07-27 | Puthiyandyil Sanil K | Redundant L2TP end points |
US8301810B2 (en) * | 2004-12-21 | 2012-10-30 | Infortrend Technology, Inc. | SAS storage virtualization controller, subsystem and system using the same, and method therefor |
US8069250B2 (en) * | 2005-04-28 | 2011-11-29 | Vmware, Inc. | One-way proxy system |
US20070008890A1 (en) * | 2005-07-11 | 2007-01-11 | Tseitlin Eugene R | Method and apparatus for non-stop multi-node system synchronization |
EP1763181A1 (de) * | 2005-09-12 | 2007-03-14 | Siemens Aktiengesellschaft | Verfahren zum Modifizieren einer Route für Datenpakete in einem paket-orientierten Kommunikations-Datennetz und Vorrichtungen dafür |
US7756010B2 (en) * | 2005-12-21 | 2010-07-13 | Cisco Technology, Inc. | Method and system for preventing data packet loss in a redundant PDSN environment |
AU2006200442B1 (en) * | 2006-02-02 | 2007-04-19 | Hsiao-Hung Chiang | Mop with Drying Mechanism |
CN101114892A (zh) * | 2006-07-28 | 2008-01-30 | 华为技术有限公司 | 一种报文备份方法 |
CN101132347A (zh) * | 2006-08-24 | 2008-02-27 | 华为技术有限公司 | 一种实现tcp连接备份的系统及方法 |
US8051326B2 (en) | 2006-12-29 | 2011-11-01 | Futurewei Technologies, Inc. | System and method for completeness of TCP data in TCP HA |
US9648147B2 (en) * | 2006-12-29 | 2017-05-09 | Futurewei Technologies, Inc. | System and method for TCP high availability |
US7792109B2 (en) * | 2007-05-11 | 2010-09-07 | The Boeing Company | Redundant routing of data in a network |
US8467383B2 (en) * | 2007-05-23 | 2013-06-18 | Cisco Technology, Inc. | Stateful switching between reliable transport modules for communicating with an external peer without losing the transport layer connection |
US8505030B2 (en) * | 2007-11-16 | 2013-08-06 | Microsoft Corporation | Coordinating resources using a volatile network intermediary |
US8719841B2 (en) | 2007-11-16 | 2014-05-06 | Microsoft Corporation | Dispatch mechanism for coordinating application and communication medium state |
US9021503B2 (en) * | 2007-11-16 | 2015-04-28 | Microsoft Technology Licensing, Llc | Coordinating application state and communication medium state |
US7885260B2 (en) * | 2007-11-20 | 2011-02-08 | Cisco Technology, Inc. | Determining packet forwarding information for packets sent from a protocol offload engine in a packet switching device |
US8068433B2 (en) * | 2007-11-26 | 2011-11-29 | Microsoft Corporation | Low power operation of networked devices |
US9473598B2 (en) * | 2007-12-18 | 2016-10-18 | International Business Machines Corporation | Network connection failover during application service interruption |
US8074014B2 (en) * | 2008-03-31 | 2011-12-06 | Microsoft Corporation | Storage systems using write off-loading |
US8510577B2 (en) * | 2008-07-28 | 2013-08-13 | Microsoft Corporation | Reducing power consumption by offloading applications |
US7940650B1 (en) | 2008-11-03 | 2011-05-10 | Juniper Networks, Inc. | Peer-agnostic TCP socket replication between primary and secondary routing engines |
US8301706B2 (en) | 2009-06-15 | 2012-10-30 | Microsoft Corporation | Routing of pooled messages via an intermediary |
US8363549B1 (en) | 2009-09-02 | 2013-01-29 | Juniper Networks, Inc. | Adaptively maintaining sequence numbers on high availability peers |
US8370672B2 (en) * | 2010-02-26 | 2013-02-05 | Microsoft Corporation | Reducing power consumption of distributed storage systems |
US8549538B2 (en) * | 2010-03-18 | 2013-10-01 | Microsoft Corporation | Coordinating communication medium state for subtasks |
US8483049B2 (en) * | 2010-03-29 | 2013-07-09 | Futurewei Technologies, Inc. | System and method for communications system routing component level high availability |
US8250234B2 (en) | 2010-04-26 | 2012-08-21 | Microsoft Corporation | Hierarchically disassembling messages |
US8656454B2 (en) | 2010-12-01 | 2014-02-18 | Microsoft Corporation | Data store including a file location attribute |
CN102035687B (zh) * | 2011-01-06 | 2012-10-17 | 华为技术有限公司 | Tcp连接的备份方法及其设备 |
US9384199B2 (en) | 2011-03-31 | 2016-07-05 | Microsoft Technology Licensing, Llc | Distributed file system |
CN104714783B (zh) * | 2011-12-27 | 2018-07-27 | 北京奇虎科技有限公司 | 任务处理方法及装置 |
US9077617B1 (en) | 2012-12-21 | 2015-07-07 | Juniper Networks, Inc. | Kernel-based TCP-layer assist for fast recovery by backup control unit of a device |
KR101940311B1 (ko) * | 2014-02-12 | 2019-01-18 | 한국전자통신연구원 | 네트워크 운영 모드 기반 프로세스 제어 방법 및 장치 |
SG10201910591PA (en) * | 2014-06-30 | 2020-01-30 | Cfph Llc | Financial network |
US10613994B2 (en) * | 2017-03-29 | 2020-04-07 | Intel Corporation | Methods and apparatus to establish a connection between a supplicant and a secured network |
US11765257B1 (en) | 2017-11-08 | 2023-09-19 | Juniper Networks, Inc. | Socket replication between nodes of a network device without operating system kernel modification |
US11323309B1 (en) | 2021-01-14 | 2022-05-03 | Juniper Networks, Inc. | Asynchronous socket replication between nodes of a network |
US11570116B1 (en) | 2021-03-10 | 2023-01-31 | Juniper Networks, Inc. | Estimating standby socket window size during asynchronous socket replication |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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US5802265A (en) | 1995-12-01 | 1998-09-01 | Stratus Computer, Inc. | Transparent fault tolerant computer system |
GB9601584D0 (en) | 1996-01-26 | 1996-03-27 | Hewlett Packard Co | Fault-tolerant processing method |
US5913921A (en) * | 1996-07-12 | 1999-06-22 | Glenayre Electronics, Inc. | System for communicating information about nodes configuration by generating advertisements having era values for identifying time reference for which the configuration is operative |
JP3286584B2 (ja) * | 1997-11-20 | 2002-05-27 | 株式会社日立製作所 | 多重化ルータ装置 |
US6556547B1 (en) * | 1998-12-15 | 2003-04-29 | Nortel Networks Limited | Method and apparatus providing for router redundancy of non internet protocols using the virtual router redundancy protocol |
US6618389B2 (en) * | 1999-11-22 | 2003-09-09 | Worldcom, Inc. | Validation of call processing network performance |
US6973026B1 (en) | 2000-06-30 | 2005-12-06 | Intel Corporation | Resilient chassis-based network switching |
US6760777B1 (en) * | 2000-09-15 | 2004-07-06 | Pluris, Inc. | Method and apparatus for distributing and providing fault tolerance to path-vector routing protocols within a multi-processor router |
-
2001
- 2001-05-09 US US09/852,223 patent/US6853617B2/en not_active Expired - Lifetime
-
2002
- 2002-05-02 EP EP20020253109 patent/EP1261186B1/de not_active Expired - Lifetime
- 2002-05-02 AT AT02253109T patent/ATE281037T1/de not_active IP Right Cessation
- 2002-05-02 DE DE60201706T patent/DE60201706T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6853617B2 (en) | 2005-02-08 |
DE60201706T2 (de) | 2005-11-24 |
EP1261186A1 (de) | 2002-11-27 |
DE60201706D1 (de) | 2004-12-02 |
US20020167952A1 (en) | 2002-11-14 |
EP1261186B1 (de) | 2004-10-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |