WO2005036839A3 - Rapid alternate paths for network destinations - Google Patents
Rapid alternate paths for network destinations Download PDFInfo
- Publication number
- WO2005036839A3 WO2005036839A3 PCT/US2004/032386 US2004032386W WO2005036839A3 WO 2005036839 A3 WO2005036839 A3 WO 2005036839A3 US 2004032386 W US2004032386 W US 2004032386W WO 2005036839 A3 WO2005036839 A3 WO 2005036839A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- alternate paths
- network destinations
- alternate
- rapid alternate
- paths
- 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
- H04L45/28—Routing or path finding of packets in data switching networks using route fault recovery
-
- 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
-
- 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
- H04L45/12—Shortest path evaluation
-
- 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
- H04L45/22—Alternate 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
- H04L45/50—Routing or path finding of packets in data switching networks using label swapping, e.g. multi-protocol label switch [MPLS]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0605319A GB2421158B (en) | 2003-10-03 | 2004-10-01 | Rapid alternate paths for network destinations |
US10/993,025 US7830786B2 (en) | 2003-10-03 | 2004-11-19 | Rapid alternate paths for network destinations |
US10/993,978 US7719960B2 (en) | 2003-10-03 | 2004-11-19 | Selecting alternate paths for network destinations |
US12/878,520 US9013976B2 (en) | 2003-10-03 | 2010-09-09 | Rapid alternate paths for network destinations |
US14/661,296 US9584404B2 (en) | 2003-10-03 | 2015-03-18 | Rapid alternate paths for network destinations |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US50876603P | 2003-10-03 | 2003-10-03 | |
US60/508,766 | 2003-10-03 | ||
US77406904A | 2004-02-06 | 2004-02-06 | |
US54255504P | 2004-02-06 | 2004-02-06 | |
US60/542,555 | 2004-02-06 | ||
US10/774,069 | 2004-02-06 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US77406904A Continuation-In-Part | 2003-10-03 | 2004-02-06 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/993,025 Continuation US7830786B2 (en) | 2003-10-03 | 2004-11-19 | Rapid alternate paths for network destinations |
US10/993,978 Continuation US7719960B2 (en) | 2003-10-03 | 2004-11-19 | Selecting alternate paths for network destinations |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005036839A2 WO2005036839A2 (en) | 2005-04-21 |
WO2005036839A3 true WO2005036839A3 (en) | 2005-06-16 |
Family
ID=34397040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/032386 WO2005036839A2 (en) | 2003-10-03 | 2004-10-01 | Rapid alternate paths for network destinations |
Country Status (3)
Country | Link |
---|---|
US (4) | US7719960B2 (en) |
GB (1) | GB2421158B (en) |
WO (1) | WO2005036839A2 (en) |
Families Citing this family (202)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7099286B1 (en) * | 2002-05-22 | 2006-08-29 | Cisco Technology, Inc. | Method and system for finding shared risk diverse paths |
GB0226249D0 (en) * | 2002-11-11 | 2002-12-18 | Clearspeed Technology Ltd | Traffic handling system |
US7707307B2 (en) * | 2003-01-09 | 2010-04-27 | Cisco Technology, Inc. | Method and apparatus for constructing a backup route in a data communications network |
US7864708B1 (en) | 2003-07-15 | 2011-01-04 | Cisco Technology, Inc. | Method and apparatus for forwarding a tunneled packet in a data communications network |
GB2421158B (en) * | 2003-10-03 | 2007-07-11 | Avici Systems Inc | Rapid alternate paths for network destinations |
US7343423B2 (en) * | 2003-10-07 | 2008-03-11 | Cisco Technology, Inc. | Enhanced switchover for MPLS fast reroute |
US7313095B1 (en) * | 2003-11-06 | 2007-12-25 | Sprint Communications Company L.P. | Method for estimating telecommunication network traffic using link weight changes |
US9032095B1 (en) | 2004-01-06 | 2015-05-12 | Juniper Networks, Inc. | Routing device having multiple logical routers |
WO2005088180A1 (en) * | 2004-03-10 | 2005-09-22 | Swagelok Company | Fluid device actuator with manual override |
US7370119B2 (en) * | 2004-05-21 | 2008-05-06 | Cisco Technology, Inc. | Scalable MPLS fast reroute switchover with reduced complexity |
US7561534B2 (en) * | 2004-06-30 | 2009-07-14 | Alcatel-Lucent Usa Inc. | Methods of network routing having improved resistance to faults affecting groups of links subject to common risks |
US7675848B2 (en) * | 2004-07-15 | 2010-03-09 | Cisco Technology, Inc. | Dynamic forwarding adjacency |
US7630298B2 (en) * | 2004-10-27 | 2009-12-08 | Cisco Technology, Inc. | Method and apparatus for forwarding data in a data communications network |
US7348283B2 (en) * | 2004-12-27 | 2008-03-25 | Intel Corporation | Mechanically robust dielectric film and stack |
US7436838B2 (en) * | 2004-12-29 | 2008-10-14 | Cisco Technology, Inc. | Automatic prioritization of BGP next-hop in IGP |
US20060182113A1 (en) * | 2005-02-17 | 2006-08-17 | Lucent Technologies Inc. | Automatic discovery of pseudo-wire peer addresses in ethernet-based networks |
US7656856B2 (en) * | 2005-04-28 | 2010-02-02 | Cisco Technology, Inc. | Method and system for transmitting LSP fragments |
KR100781369B1 (en) * | 2005-05-10 | 2007-11-30 | 삼성전자주식회사 | Routing method in wireless network and communication apparatus of using the same |
US20060291482A1 (en) * | 2005-06-23 | 2006-12-28 | Cisco Technology, Inc. | Method and apparatus for providing a metropolitan mesh network |
US8228818B2 (en) * | 2005-06-24 | 2012-07-24 | At&T Intellectual Property Ii, Lp | Systems, methods, and devices for monitoring networks |
US20060291446A1 (en) * | 2005-06-24 | 2006-12-28 | Donald Caldwell | Systems, methods, and devices for managing routing |
US7848224B2 (en) * | 2005-07-05 | 2010-12-07 | Cisco Technology, Inc. | Method and apparatus for constructing a repair path for multicast data |
US7835312B2 (en) * | 2005-07-20 | 2010-11-16 | Cisco Technology, Inc. | Method and apparatus for updating label-switched paths |
CN100362810C (en) * | 2005-07-28 | 2008-01-16 | 华为技术有限公司 | Method for implementing fast switching of virtual special LAN service |
US7609620B2 (en) * | 2005-08-15 | 2009-10-27 | Cisco Technology, Inc. | Method and apparatus using multiprotocol label switching (MPLS) label distribution protocol (LDP) to establish label switching paths (LSPS) for directed forwarding |
JP4649296B2 (en) * | 2005-08-30 | 2011-03-09 | 富士通株式会社 | Optimal route selection method |
EP1768307B1 (en) * | 2005-09-23 | 2008-11-05 | Nokia Siemens Networks Gmbh & Co. Kg | Method for augmenting a network |
US20070133420A1 (en) * | 2005-10-24 | 2007-06-14 | Tuna Guven | Multipath routing optimization for unicast and multicast communication network traffic |
US7492716B1 (en) * | 2005-10-26 | 2009-02-17 | Sanmina-Sci | Method for efficiently retrieving topology-specific data for point-to-point networks |
CN100403734C (en) * | 2005-11-02 | 2008-07-16 | 华为技术有限公司 | Business flor protection method |
US7957380B2 (en) * | 2005-11-21 | 2011-06-07 | Cisco Technology, Inc. | Support of unidirectional link in IS-IS without IP encapsulation and in presence of unidirectional return path |
US20070174483A1 (en) * | 2006-01-20 | 2007-07-26 | Raj Alex E | Methods and apparatus for implementing protection for multicast services |
US8644137B2 (en) * | 2006-02-13 | 2014-02-04 | Cisco Technology, Inc. | Method and system for providing safe dynamic link redundancy in a data network |
US8254263B2 (en) | 2006-04-25 | 2012-08-28 | Rockstar Bidco, LP | Method and apparatus for simplifying the computation of alternate network paths |
DE102006022365B3 (en) * | 2006-05-12 | 2007-08-02 | Hummel, Heinrich, Dipl.-Math. | Method for determining potentially numerous routes in a network through multi-path direction field for forward and backward routing assigns coded colours to arrows using Dijkstra routing algorithm |
CN101087207B (en) * | 2006-06-09 | 2010-05-12 | 华为技术有限公司 | A processing method for multi-node communication failure |
US7814098B2 (en) * | 2006-06-14 | 2010-10-12 | Yakov Kamen | Method and apparatus for keyword mass generation |
US7986640B2 (en) * | 2006-07-05 | 2011-07-26 | Cisco Technology, Inc. | Technique for efficiently determining acceptable link-based loop free alternates in a computer network |
US7899049B2 (en) | 2006-08-01 | 2011-03-01 | Cisco Technology, Inc. | Methods and apparatus for minimizing duplicate traffic during point to multipoint tree switching in a network |
US8264949B2 (en) * | 2006-08-30 | 2012-09-11 | Rockstar Bidco Lp | Method and apparatus for selecting between available neighbors in a rapid alternate path calculation |
FR2906430A1 (en) * | 2006-09-25 | 2008-03-28 | France Telecom | ROUTING METHOD IN A LABEL SWITCHING NETWORK |
JP2008092217A (en) * | 2006-09-29 | 2008-04-17 | Toshiba Corp | Ip telephone system and telephone switchboard |
US7656792B2 (en) * | 2006-11-02 | 2010-02-02 | Nortel Networks Limited | Method and apparatus for computing alternate multicast/broadcast paths in a routed network |
IL179026A (en) * | 2006-11-02 | 2011-04-28 | Eci Telecom Ltd | Method for finding protected path in mesh networks |
US7801031B2 (en) * | 2006-11-02 | 2010-09-21 | Polytechnic Institute Of New York University | Rerouting for double-link failure recovery in an internet protocol network |
US8270319B2 (en) * | 2006-12-14 | 2012-09-18 | Rockstart Bidco, LP | Method and apparatus for exchanging routing information and establishing connectivity across multiple network areas |
US8059544B2 (en) * | 2006-12-20 | 2011-11-15 | Honeywell International Inc. | Distance adaptive routing protocol |
US8451807B2 (en) * | 2006-12-20 | 2013-05-28 | Honeywell International Inc. | Configuration aware packet routing in an ad-hoc network |
US8254348B2 (en) * | 2006-12-20 | 2012-08-28 | Honeywell International Inc. | Voice-over-internet protocol intra-vehicle communications |
US7969898B1 (en) | 2007-03-09 | 2011-06-28 | Cisco Technology, Inc. | Technique for breaking loops in a communications network |
US8103435B2 (en) * | 2007-07-27 | 2012-01-24 | George Mason Intellectual Properties, Inc. | Near real-time traffic routing |
US8040792B2 (en) | 2007-08-02 | 2011-10-18 | Foundry Networks, Llc | Techniques for determining local repair connections |
US8711676B2 (en) | 2007-08-02 | 2014-04-29 | Foundry Networks, Llc | Techniques for determining optimized local repair paths |
US8358576B2 (en) | 2007-10-03 | 2013-01-22 | Foundry Networks, Llc | Techniques for determining local repair paths using CSPF |
US7864775B2 (en) * | 2007-12-20 | 2011-01-04 | Honeywell International Inc. | Automatic sequencing based on wireless connectivity |
US8761022B2 (en) * | 2007-12-26 | 2014-06-24 | Rockstar Consortium Us Lp | Tie-breaking in shortest path determination |
US7911944B2 (en) * | 2007-12-26 | 2011-03-22 | Nortel Networks Limited | Tie-breaking in shortest path determination |
US8064377B2 (en) * | 2008-01-24 | 2011-11-22 | Honeywell International Inc. | Method for enhancement of multicasting forwarding protocol in a wireless network |
JP2009206672A (en) * | 2008-02-27 | 2009-09-10 | Nec Corp | Optical transmission system, node device, and gmpls control method and program thereof used for them |
US8631094B1 (en) * | 2008-08-08 | 2014-01-14 | Google Inc. | Distributed parallel determination of single and multiple source shortest paths in large directed graphs |
US8856584B2 (en) * | 2008-08-11 | 2014-10-07 | Hitachi, Ltd. | Transport control server that modifies routing information |
US20100049942A1 (en) | 2008-08-20 | 2010-02-25 | John Kim | Dragonfly processor interconnect network |
CA2857285A1 (en) * | 2008-11-19 | 2010-05-27 | Nippon Telegraph And Telephone Corporation | Path calculating method, program and calculating apparatus |
US8959245B2 (en) * | 2008-11-25 | 2015-02-17 | Broadcom Corporation | Multiple pathway session setup to support QoS services |
US8094637B1 (en) * | 2008-12-01 | 2012-01-10 | Marvell International Ltd. | Avoiding mesh path discovery in wireless mesh networks |
US8102883B2 (en) * | 2009-03-04 | 2012-01-24 | Telefonaktiebolaget L M Ericsson (Publ) | LDP IGP synchronization for broadcast networks |
CN101888572B (en) * | 2009-05-11 | 2014-08-13 | 中兴通讯股份有限公司 | Realization method and system of alternative route of WSON optical transport network |
US8165121B1 (en) * | 2009-06-22 | 2012-04-24 | Juniper Networks, Inc. | Fast computation of loop free alternate next hops |
US8144626B2 (en) * | 2009-06-30 | 2012-03-27 | Fujitsu Limited | Determining disjoint paths with an optimized number of regenerators |
US8462621B2 (en) * | 2009-07-27 | 2013-06-11 | At&T Intellectual Property I, L.P. | Systems and methods of multicast reconfiguration using cross-layer information |
US8565247B2 (en) * | 2009-08-19 | 2013-10-22 | Brocade Communications Systems, Inc. | Techniques for efficiently updating routing information upon shortest path tree computation |
US8477795B2 (en) * | 2009-08-24 | 2013-07-02 | Telefonaktiebolaget L M Ericsson (Publ) | LDP IGP synchronization for broadcast networks |
US7986617B2 (en) * | 2009-08-26 | 2011-07-26 | Noblis, Inc. | System and method for providing network resiliency |
US8248925B2 (en) * | 2009-09-08 | 2012-08-21 | Rockstar Bidco, LP | Method and apparatus for selecting between multiple equal cost paths |
US8873563B2 (en) * | 2009-09-21 | 2014-10-28 | Brocade Communications Systems, Inc. | Techniques for next-hop optimization |
US8194554B2 (en) * | 2009-10-01 | 2012-06-05 | Ciena Corporation | Method and apparatus for providing bypass connectivity between routers |
US8369345B1 (en) * | 2009-11-13 | 2013-02-05 | Juniper Networks, Inc. | Multi-router system having shared network interfaces |
US8254409B2 (en) * | 2009-12-01 | 2012-08-28 | Cisco Technology, Inc. | User isolation between network devices |
US8681635B2 (en) | 2009-12-31 | 2014-03-25 | Mapquest, Inc. | Computer-implemented systems and methods for planning a route |
EP2341669B1 (en) * | 2010-01-04 | 2013-03-27 | Alcatel Lucent | Method and system for improved routing |
US8760995B1 (en) * | 2010-07-08 | 2014-06-24 | Amdocs Software Systems Limited | System, method, and computer program for routing data in a wireless sensor network |
CN102347885B (en) * | 2010-07-29 | 2016-01-20 | 杭州华三通信技术有限公司 | A kind of method and apparatus of route handoff |
US8456982B2 (en) * | 2010-08-26 | 2013-06-04 | Verizon Patent And Licensing Inc. | System and method for fast network restoration |
JP5860670B2 (en) | 2010-11-05 | 2016-02-16 | インテル コーポレイション | Table-driven routing in a Dragonfly processor interconnect network |
JP5913912B2 (en) | 2010-11-05 | 2016-04-27 | インテル コーポレイション | Innovative Adaptive Routing in Dragonfly Processor Interconnect Network |
US8848519B2 (en) * | 2011-02-28 | 2014-09-30 | Telefonaktiebolaget L M Ericsson (Publ) | MPLS fast re-route using LDP (LDP-FRR) |
US8233397B1 (en) * | 2011-02-28 | 2012-07-31 | The United States Of America As Represented By The Director, National Security Agency | Device for and method of making element appear in shortest network path by minimal decrements and increments |
US9692687B2 (en) * | 2011-03-18 | 2017-06-27 | Alcatel Lucent | Method and apparatus for rapid rerouting of LDP packets |
US9001667B1 (en) | 2011-03-31 | 2015-04-07 | Amazon Technologies, Inc. | Monitoring and detecting causes of failures of network paths |
US9385917B1 (en) | 2011-03-31 | 2016-07-05 | Amazon Technologies, Inc. | Monitoring and detecting causes of failures of network paths |
US8503464B2 (en) | 2011-05-20 | 2013-08-06 | Brocade Communications Systems, Inc. | Techniques for efficiently updating routing information |
US8572485B2 (en) * | 2011-06-09 | 2013-10-29 | Ciena Corporation | Splitting and merging routing domains |
US8707085B2 (en) | 2011-06-30 | 2014-04-22 | International Business Machines Corporation | High availability data storage systems and methods |
US8885461B2 (en) * | 2011-07-06 | 2014-11-11 | Telefonaktiebolaget L M Ericsson (Publ) | MPLS fast re-route using LDP (LDP-FRR) |
US8675479B2 (en) * | 2011-07-12 | 2014-03-18 | Tellabs Operations, Inc. | Methods and apparatus for improving network communication using ethernet switching protection |
US9356859B2 (en) | 2011-08-16 | 2016-05-31 | Brocade Communications Systems, Inc. | Techniques for performing a failover from a protected connection to a backup connection |
US8934335B2 (en) * | 2011-08-30 | 2015-01-13 | Verizon Patent And Licensing Inc. | System and method for enhancing loop free alternative coverage |
US8630185B1 (en) * | 2011-09-15 | 2014-01-14 | Google Inc. | Optimizing traffic in a data network |
US8699350B1 (en) * | 2011-09-15 | 2014-04-15 | Google Inc. | Optimizing traffic in a data network |
IL215738A0 (en) * | 2011-10-11 | 2011-11-30 | Eci Telecom Ltd | Method for fast-re-routing (frr) in communication networks |
US20130155919A1 (en) * | 2011-12-20 | 2013-06-20 | Korea Basic Science Institute | Method of potential routing, method of potential scheduling, and mesh node |
CN102447639B (en) * | 2012-01-17 | 2016-03-09 | 华为技术有限公司 | A kind of policy routing method and device |
US9098941B2 (en) * | 2012-01-23 | 2015-08-04 | Ayasdi, Inc. | Systems and methods for graphical layout |
KR101393189B1 (en) * | 2012-01-31 | 2014-05-08 | 최현욱 | Database management method for providing new query computing apparatus and computer readable media for the same method |
EP2813037B1 (en) * | 2012-02-07 | 2018-07-25 | Telefonaktiebolaget LM Ericsson (publ) | Monitoring carrier ethernet networks |
US9270584B2 (en) * | 2012-02-28 | 2016-02-23 | Cisco Technology, Inc. | Diverse paths using a single source route in computer networks |
US9571387B1 (en) * | 2012-03-12 | 2017-02-14 | Juniper Networks, Inc. | Forwarding using maximally redundant trees |
US9104543B1 (en) | 2012-04-06 | 2015-08-11 | Amazon Technologies, Inc. | Determining locations of network failures |
US8787400B1 (en) * | 2012-04-25 | 2014-07-22 | Juniper Networks, Inc. | Weighted equal-cost multipath |
US9071541B2 (en) | 2012-04-25 | 2015-06-30 | Juniper Networks, Inc. | Path weighted equal-cost multipath |
US9413638B2 (en) * | 2012-05-09 | 2016-08-09 | Cisco Technology, Inc. | Generating a loop-free routing topology based on merging buttressing arcs into routing arcs |
KR20160027219A (en) | 2012-05-23 | 2016-03-09 | 에프. 호프만-라 로슈 아게 | Compositions and methods of obtaining and using endoderm and hepatocyte cells |
JP2014016906A (en) * | 2012-07-10 | 2014-01-30 | Mitsubishi Electric Corp | Content distribution system, distribution server, terminal device, and content distribution method |
US8937870B1 (en) | 2012-09-11 | 2015-01-20 | Amazon Technologies, Inc. | Network link monitoring and testing |
US9338086B2 (en) | 2012-09-14 | 2016-05-10 | Cisco Technology, Inc. | Hierarchal label distribution and route installation in a loop-free routing topology using routing arcs at multiple hierarchal levels for ring topologies |
US9385945B2 (en) * | 2012-10-05 | 2016-07-05 | Cisco Technology, Inc. | Identifying, translating and filtering shared risk groups in communications networks |
US9049233B2 (en) | 2012-10-05 | 2015-06-02 | Cisco Technology, Inc. | MPLS segment-routing |
KR102069501B1 (en) * | 2012-10-19 | 2020-01-23 | 한국전자통신연구원 | Multipath communication apparatus for improving energy efficiency and traffic distribution method for improving energy efficiency thereof |
US20140177637A1 (en) * | 2012-12-21 | 2014-06-26 | Ian Hamish Duncan | Reduced complexity multiprotocol label switching |
US9094337B2 (en) | 2012-12-21 | 2015-07-28 | Cieno Corporation | Source identification preservation in multiprotocol label switching networks |
US10404583B1 (en) | 2012-12-27 | 2019-09-03 | Sitting Man, Llc | Routing methods, systems, and computer program products using multiple outside-scope identifiers |
US10419335B1 (en) | 2012-12-27 | 2019-09-17 | Sitting Man, Llc | Region scope-specific outside-scope indentifier-equipped routing methods, systems, and computer program products |
US10374938B1 (en) | 2012-12-27 | 2019-08-06 | Sitting Man, Llc | Routing methods, systems, and computer program products |
US10904144B2 (en) | 2012-12-27 | 2021-01-26 | Sitting Man, Llc | Methods, systems, and computer program products for associating a name with a network path |
US10212076B1 (en) | 2012-12-27 | 2019-02-19 | Sitting Man, Llc | Routing methods, systems, and computer program products for mapping a node-scope specific identifier |
US10419334B1 (en) | 2012-12-27 | 2019-09-17 | Sitting Man, Llc | Internet protocol routing methods, systems, and computer program products |
US10476787B1 (en) | 2012-12-27 | 2019-11-12 | Sitting Man, Llc | Routing methods, systems, and computer program products |
US10397100B1 (en) | 2012-12-27 | 2019-08-27 | Sitting Man, Llc | Routing methods, systems, and computer program products using a region scoped outside-scope identifier |
US10404582B1 (en) | 2012-12-27 | 2019-09-03 | Sitting Man, Llc | Routing methods, systems, and computer program products using an outside-scope indentifier |
US10447575B1 (en) | 2012-12-27 | 2019-10-15 | Sitting Man, Llc | Routing methods, systems, and computer program products |
US10411998B1 (en) | 2012-12-27 | 2019-09-10 | Sitting Man, Llc | Node scope-specific outside-scope identifier-equipped routing methods, systems, and computer program products |
US10587505B1 (en) | 2012-12-27 | 2020-03-10 | Sitting Man, Llc | Routing methods, systems, and computer program products |
US10411997B1 (en) | 2012-12-27 | 2019-09-10 | Sitting Man, Llc | Routing methods, systems, and computer program products for using a region scoped node identifier |
US10397101B1 (en) | 2012-12-27 | 2019-08-27 | Sitting Man, Llc | Routing methods, systems, and computer program products for mapping identifiers |
US9210038B1 (en) | 2013-02-11 | 2015-12-08 | Amazon Technologies, Inc. | Determining locations of network failures |
US9197495B1 (en) | 2013-02-11 | 2015-11-24 | Amazon Technologies, Inc. | Determining locations of network failures |
US9537718B2 (en) | 2013-03-15 | 2017-01-03 | Cisco Technology, Inc. | Segment routing over label distribution protocol |
WO2014172681A1 (en) * | 2013-04-19 | 2014-10-23 | Cubic Corporation | Low power mobile communications through mesh network |
US9596295B2 (en) | 2013-06-29 | 2017-03-14 | Google Inc. | Computing connected components in large graphs |
US9852230B2 (en) | 2013-06-29 | 2017-12-26 | Google Llc | Asynchronous message passing for large graph clustering |
US9742638B1 (en) | 2013-08-05 | 2017-08-22 | Amazon Technologies, Inc. | Determining impact of network failures |
EP3605971B1 (en) | 2013-11-05 | 2021-10-13 | Cisco Technology, Inc. | Network fabric overlay |
US9655232B2 (en) | 2013-11-05 | 2017-05-16 | Cisco Technology, Inc. | Spanning tree protocol (STP) optimization techniques |
US9397946B1 (en) | 2013-11-05 | 2016-07-19 | Cisco Technology, Inc. | Forwarding to clusters of service nodes |
US9686180B2 (en) | 2013-11-05 | 2017-06-20 | Cisco Technology, Inc. | Managing routing information for tunnel endpoints in overlay networks |
US9674086B2 (en) | 2013-11-05 | 2017-06-06 | Cisco Technology, Inc. | Work conserving schedular based on ranking |
US9544185B1 (en) * | 2013-11-05 | 2017-01-10 | Cisco Technology, Inc. | Hardware based fast convergence for network failures |
US10951522B2 (en) | 2013-11-05 | 2021-03-16 | Cisco Technology, Inc. | IP-based forwarding of bridged and routed IP packets and unicast ARP |
US9825857B2 (en) | 2013-11-05 | 2017-11-21 | Cisco Technology, Inc. | Method for increasing Layer-3 longest prefix match scale |
US9374294B1 (en) | 2013-11-05 | 2016-06-21 | Cisco Technology, Inc. | On-demand learning in overlay networks |
US9769078B2 (en) | 2013-11-05 | 2017-09-19 | Cisco Technology, Inc. | Dynamic flowlet prioritization |
US9502111B2 (en) | 2013-11-05 | 2016-11-22 | Cisco Technology, Inc. | Weighted equal cost multipath routing |
US10778584B2 (en) | 2013-11-05 | 2020-09-15 | Cisco Technology, Inc. | System and method for multi-path load balancing in network fabrics |
US9888405B2 (en) | 2013-11-05 | 2018-02-06 | Cisco Technology, Inc. | Networking apparatuses and packet statistic determination methods employing atomic counters |
CN104660508B (en) * | 2013-11-25 | 2018-03-16 | 华为技术有限公司 | A kind of message forwarding method and device |
US10057123B1 (en) | 2013-12-27 | 2018-08-21 | Alarm.Com Incorporated | Network topology backup |
US20150228096A1 (en) * | 2014-02-12 | 2015-08-13 | International Business Machines Corporation | Directed graph visualization |
US9762488B2 (en) | 2014-03-06 | 2017-09-12 | Cisco Technology, Inc. | Segment routing extension headers |
US9300568B2 (en) * | 2014-03-21 | 2016-03-29 | Telefonaktiebolaget L M Ericsson (Publ) | Procedure to add alternate paths for IS-IS default route |
US9912577B2 (en) * | 2014-04-17 | 2018-03-06 | Cisco Technology, Inc. | Segment routing—egress peer engineering (SP-EPE) |
CN105099904B (en) * | 2014-04-30 | 2018-06-05 | 华为技术有限公司 | A kind of method, apparatus and system of definite intermediary routing node |
US9407534B2 (en) * | 2014-05-27 | 2016-08-02 | Telefonaktiebolaget L M Ericsson (Publ) | Enhanced procedure to compute LFAs with IGP max metric |
US9313117B2 (en) * | 2014-05-27 | 2016-04-12 | Telefonaktiebolaget L M Ericsson (Publ) | Alternate method to give operators flexibility to choose LFAs |
US9485173B2 (en) | 2014-06-13 | 2016-11-01 | Telefonaktiebolaget L M Ericsson (Publ) | Optimization to expand IS-IS leaf nodes during LFA computation |
US9807001B2 (en) | 2014-07-17 | 2017-10-31 | Cisco Technology, Inc. | Segment routing using a remote forwarding adjacency identifier |
US9590889B2 (en) | 2014-10-08 | 2017-03-07 | Dell Products L.P. | Multicast routing via non-minimal paths |
US9660825B2 (en) * | 2014-12-24 | 2017-05-23 | Cisco Technology, Inc. | System and method for multi-source multicasting in content-centric networks |
EP3244583B1 (en) | 2015-01-08 | 2020-07-29 | Huawei Technologies Co., Ltd. | Data processing method and data processing apparatus |
US10341221B2 (en) | 2015-02-26 | 2019-07-02 | Cisco Technology, Inc. | Traffic engineering for bit indexed explicit replication |
US10069639B2 (en) | 2015-07-28 | 2018-09-04 | Ciena Corporation | Multicast systems and methods for segment routing |
US10686699B2 (en) | 2015-07-28 | 2020-06-16 | Ciena Corporation | Multicast systems and methods for segment routing |
CN105763445B (en) * | 2016-02-01 | 2020-01-24 | 北京邮电大学 | Green energy-oriented link management method and device |
US10009254B2 (en) * | 2016-05-10 | 2018-06-26 | Netscout Systems, Inc. | Calculation of a lowest cost path |
US10263881B2 (en) | 2016-05-26 | 2019-04-16 | Cisco Technology, Inc. | Enforcing strict shortest path forwarding using strict segment identifiers |
US11032197B2 (en) | 2016-09-15 | 2021-06-08 | Cisco Technology, Inc. | Reroute detection in segment routing data plane |
TWI604744B (en) * | 2016-11-02 | 2017-11-01 | 財團法人工業技術研究院 | Routing method and wireless node for wireless mesh network |
CN108024288A (en) * | 2016-11-04 | 2018-05-11 | 电信科学技术研究院 | A kind of information processing method and device |
US11558291B2 (en) * | 2017-03-10 | 2023-01-17 | Futurewei Technologies, Inc. | Routing protocol broadcast link extensions |
US10404598B1 (en) * | 2017-05-08 | 2019-09-03 | Amazon Technologies, Inc. | Managing next hop groups in routers |
US10554425B2 (en) | 2017-07-28 | 2020-02-04 | Juniper Networks, Inc. | Maximally redundant trees to redundant multicast source nodes for multicast protection |
US20190036770A1 (en) * | 2017-07-31 | 2019-01-31 | Cisco Technology, Inc. | Network route provisioning |
US10469372B2 (en) | 2018-01-09 | 2019-11-05 | Cisco Technology, Inc. | Segment-routing multiprotocol label switching end-to-end dataplane continuity |
US10541923B2 (en) | 2018-02-05 | 2020-01-21 | Ciena Corporation | Segment routing traffic engineering based on link utilization |
US10986209B2 (en) * | 2018-04-19 | 2021-04-20 | Futurewei Technologies, Inc. | Secure and reliable on-demand source routing in an information centric network |
US11438258B2 (en) * | 2018-11-13 | 2022-09-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Efficient method for computing backup routes |
EP3891943A1 (en) * | 2018-12-21 | 2021-10-13 | Huawei Technologies Co., Ltd. | Interior gateway protocol (igp) for segment routing (sr) proxy segment identifier (sids) |
US11175914B2 (en) * | 2019-06-28 | 2021-11-16 | Aras Corporation | Calculation engine for performing calculations based on dependencies in a self-describing data system |
CN110601882B (en) * | 2019-09-04 | 2022-08-16 | 厦门网宿有限公司 | Two-layer private network system and configuration method |
US11140074B2 (en) | 2019-09-24 | 2021-10-05 | Cisco Technology, Inc. | Communicating packets across multi-domain networks using compact forwarding instructions |
CN113472645A (en) * | 2020-03-30 | 2021-10-01 | 华为技术有限公司 | Method, device and equipment for sending route and processing route |
US11620472B2 (en) | 2020-04-23 | 2023-04-04 | Citrix Systems, Inc. | Unified people connector |
WO2021248309A1 (en) * | 2020-06-09 | 2021-12-16 | Citrix Systems, Inc. | Systems and methods for connecting to people with requested skillsets |
CN113810275B (en) * | 2020-06-17 | 2023-08-04 | 华为技术有限公司 | Method and equipment for sending message |
US11411855B1 (en) * | 2020-06-30 | 2022-08-09 | Amazon Technologies, Inc. | Computation of ranked path options in networks |
CN111884927B (en) * | 2020-07-16 | 2022-02-15 | 中盈优创资讯科技有限公司 | Link overhead obtaining method and device based on ospf link database |
CN112039787B (en) * | 2020-07-20 | 2022-03-08 | 北京工业大学 | Broadcast routing method based on overlapping area minimization |
CN114095439A (en) * | 2020-08-25 | 2022-02-25 | 中兴通讯股份有限公司 | Flow optimization method and device, electronic equipment and computer-readable storage medium |
US20220094631A1 (en) * | 2020-09-24 | 2022-03-24 | Nokia Solutions And Networks Oy | U-turn indicator in internet protocol packets |
US11425034B1 (en) | 2021-03-30 | 2022-08-23 | Juniper Networks, Inc. | Determining shielded backup paths |
US11838201B1 (en) * | 2021-07-23 | 2023-12-05 | Cisco Technology, Inc. | Optimized protected segment-list determination for weighted SRLG TI-LFA protection |
CN116208922B (en) * | 2023-01-19 | 2024-04-02 | 中国电子科技集团公司第十研究所 | Wireless communication network broadcasting method, device, equipment and medium |
CN116319537B (en) * | 2023-03-30 | 2024-04-12 | 山西大学 | Routing availability calculation method based on node sequence |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000059240A1 (en) * | 1999-03-31 | 2000-10-05 | British Telecommunications Public Limited Company | Progressive routing in a communications network |
WO2001006807A1 (en) * | 1999-07-15 | 2001-01-25 | Juniper Networks, Inc. | Method and apparatus for fast reroute in a connection-oriented network |
EP1111860A2 (en) * | 1999-12-22 | 2001-06-27 | Nortel Networks Limited | Automatic protection switching using link-level redundancy supporting multi-protocol label switching |
Family Cites Families (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5253248A (en) * | 1990-07-03 | 1993-10-12 | At&T Bell Laboratories | Congestion control for connectionless traffic in data networks via alternate routing |
US5265092A (en) | 1992-03-18 | 1993-11-23 | Digital Equipment Corporation | Synchronization mechanism for link state packet routing |
US5754543A (en) * | 1996-07-03 | 1998-05-19 | Alcatel Data Networks, Inc. | Connectivity matrix-based multi-cost routing |
US5923646A (en) | 1996-08-30 | 1999-07-13 | Nynex Science & Technology | Method for designing or routing a self-healing ring in a communications network and a self-healing ring routed in accordance with the method |
US7593321B2 (en) * | 1997-02-11 | 2009-09-22 | Cisco Technology, Inc. | Method and system for a local and fast non-disruptive path switching in high speed packet switching networks |
US5881243A (en) | 1997-05-07 | 1999-03-09 | Zaumen; William T. | System for maintaining multiple loop free paths between source node and destination node in computer network |
US6098107A (en) * | 1997-10-31 | 2000-08-01 | Lucent Technologies Inc. | Dynamic algorithms for shortest path tree computation |
US6294618B1 (en) * | 1998-04-09 | 2001-09-25 | E. I. Du Pont De Nemours And Company | Low viscosity liquid crystalline polymer compositions |
US7430164B2 (en) * | 1998-05-04 | 2008-09-30 | Hewlett-Packard Development Company, L.P. | Path recovery on failure in load balancing switch protocols |
US6785277B1 (en) * | 1998-08-06 | 2004-08-31 | Telefonaktiebolget Lm Ericsson (Publ) | System and method for internodal information routing within a communications network |
US6697361B2 (en) * | 1998-09-15 | 2004-02-24 | Nortel Networks Limited | Method and apparatus for stream aggregation in a multiprotocol label switching network environment |
US6385649B1 (en) * | 1998-11-06 | 2002-05-07 | Microsoft Corporation | Routers and methods for optimal routing table compression |
US6813242B1 (en) * | 1999-05-07 | 2004-11-02 | Lucent Technologies Inc. | Method of and apparatus for fast alternate-path rerouting of labeled data packets normally routed over a predetermined primary label switched path upon failure or congestion in the primary path |
US6928484B1 (en) * | 2000-01-18 | 2005-08-09 | Cisco Technology, Inc. | Method and apparatus for discovering edge-disjoint shortest path pairs during shortest path tree computation |
US6671819B1 (en) * | 2000-04-06 | 2003-12-30 | Bbnt Solutions Llc | System and methods routing packets on alterate paths |
US7385917B1 (en) * | 2000-05-05 | 2008-06-10 | Fujitsu Limited | Method and system for providing a protection path for connectionless signals in a telecommunications network |
US7035277B1 (en) * | 2000-08-31 | 2006-04-25 | Cisco Technology, Inc. | Priority-based arbitration system for context switching applications |
US7698463B2 (en) | 2000-09-12 | 2010-04-13 | Sri International | System and method for disseminating topology and link-state information to routing nodes in a mobile ad hoc network |
US7035227B2 (en) | 2000-10-10 | 2006-04-25 | The Regents Of The University Of California | On-demand loop-free multipath routing (ROAM) |
US7058016B1 (en) * | 2000-10-12 | 2006-06-06 | Cisco Technology, Inc. | Method and system for accelerating route calculation in link state routing protocols |
KR100653036B1 (en) | 2000-12-11 | 2006-11-30 | 주식회사 케이티 | Method to get an shortest path for Turn-restriction, U-turn, and P-turn in Traffic Network using Dijkstra and Floyd-Warshall Algorithm |
WO2002065607A1 (en) * | 2001-02-12 | 2002-08-22 | Maple Optical Systems, Inc. | Multiple level fault protection in a communications network |
US20020186665A1 (en) * | 2001-03-14 | 2002-12-12 | Donald Chaffee | Efficient path learning in network |
JP3700596B2 (en) | 2001-03-14 | 2005-09-28 | 日本電気株式会社 | Communication network, path setting method, and path setting program |
JP4149680B2 (en) * | 2001-03-21 | 2008-09-10 | 富士通株式会社 | Detour route design method for communication network |
US20020176363A1 (en) * | 2001-05-08 | 2002-11-28 | Sanja Durinovic-Johri | Method for load balancing in routers of a network using overflow paths |
US7126921B2 (en) * | 2001-05-14 | 2006-10-24 | Tropic Networks Inc. | Packet network providing fast distribution of node related information and a method therefor |
US6771593B2 (en) * | 2001-05-31 | 2004-08-03 | Motorola, Inc. | Method for improving packet delivery in an unreliable environment |
US7127523B2 (en) * | 2001-07-27 | 2006-10-24 | Corrigent Systems Ltd. | Spanning tree protocol traffic in a transparent LAN |
US6985483B2 (en) * | 2001-07-31 | 2006-01-10 | North Carolina State University | Methods and systems for fast packet forwarding |
US20030027570A1 (en) * | 2001-08-01 | 2003-02-06 | Yang Zhongjin | Method for routing a call to a roaming mobile unit |
US7215679B2 (en) * | 2001-08-30 | 2007-05-08 | Thomson Licensing | Method, apparatus and data structure enabling multiple channel data stream transmission |
US20030095500A1 (en) | 2001-10-23 | 2003-05-22 | Sycamore Networks, Inc. | Methods for distributed shared mesh restoration for optical networks |
US7362709B1 (en) * | 2001-11-02 | 2008-04-22 | Arizona Board Of Regents | Agile digital communication network with rapid rerouting |
US6778492B2 (en) * | 2002-01-17 | 2004-08-17 | Cisco Technology, Inc. | Load balancing for fast reroute backup tunnels |
US6717950B2 (en) * | 2002-01-20 | 2004-04-06 | General Instrument Corporation | Method and apparatus for priority-based load balancing for use in an extended local area network |
US7046634B2 (en) * | 2002-04-15 | 2006-05-16 | Tropic Networks Inc. | Method and apparatus for selecting maximally disjoint shortest paths in a network |
US7099286B1 (en) | 2002-05-22 | 2006-08-29 | Cisco Technology, Inc. | Method and system for finding shared risk diverse paths |
US7180894B2 (en) * | 2002-05-29 | 2007-02-20 | Intel Corporation | Load balancing engine |
US8675493B2 (en) * | 2002-07-02 | 2014-03-18 | Alcatel Lucent | Routing bandwidth guaranteed paths with local restoration in label switched networks |
US7093027B1 (en) * | 2002-07-23 | 2006-08-15 | Atrica Israel Ltd. | Fast connection protection in a virtual local area network based stack environment |
US7324750B2 (en) * | 2002-12-16 | 2008-01-29 | Alcatel Lucent | Protection scheme for a communication network |
US7295510B2 (en) * | 2002-12-17 | 2007-11-13 | At&T Corporation | Method of estimating restoration capacity in a network |
US7707307B2 (en) * | 2003-01-09 | 2010-04-27 | Cisco Technology, Inc. | Method and apparatus for constructing a backup route in a data communications network |
DE10308614A1 (en) * | 2003-02-27 | 2004-09-16 | Siemens Ag | Method and arrangement for routing data packets in a packet-switching data network |
US7345991B1 (en) * | 2003-05-28 | 2008-03-18 | Atrica Israel Ltd. | Connection protection mechanism for dual homed access, aggregation and customer edge devices |
GB2421158B (en) | 2003-10-03 | 2007-07-11 | Avici Systems Inc | Rapid alternate paths for network destinations |
US7500013B2 (en) | 2004-04-02 | 2009-03-03 | Alcatel-Lucent Usa Inc. | Calculation of link-detour paths in mesh networks |
-
2004
- 2004-10-01 GB GB0605319A patent/GB2421158B/en active Active
- 2004-10-01 WO PCT/US2004/032386 patent/WO2005036839A2/en active Application Filing
- 2004-11-19 US US10/993,978 patent/US7719960B2/en active Active
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-
2015
- 2015-03-18 US US14/661,296 patent/US9584404B2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000059240A1 (en) * | 1999-03-31 | 2000-10-05 | British Telecommunications Public Limited Company | Progressive routing in a communications network |
WO2001006807A1 (en) * | 1999-07-15 | 2001-01-25 | Juniper Networks, Inc. | Method and apparatus for fast reroute in a connection-oriented network |
EP1111860A2 (en) * | 1999-12-22 | 2001-06-27 | Nortel Networks Limited | Automatic protection switching using link-level redundancy supporting multi-protocol label switching |
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