CN1254052C - 传输网络约束路径计算方法 - Google Patents
传输网络约束路径计算方法 Download PDFInfo
- Publication number
- CN1254052C CN1254052C CNB021501114A CN02150111A CN1254052C CN 1254052 C CN1254052 C CN 1254052C CN B021501114 A CNB021501114 A CN B021501114A CN 02150111 A CN02150111 A CN 02150111A CN 1254052 C CN1254052 C CN 1254052C
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- Prior art keywords
- path
- node
- protection
- link
- transmission network
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- 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.)
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title abstract description 17
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- RGNPBRKPHBKNKX-UHFFFAOYSA-N hexaflumuron Chemical compound C1=C(Cl)C(OC(F)(F)C(F)F)=C(Cl)C=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F RGNPBRKPHBKNKX-UHFFFAOYSA-N 0.000 claims abstract 2
- 238000000205 computational method Methods 0.000 claims description 23
- 239000012141 concentrate Substances 0.000 claims description 12
- 230000003287 optical effect Effects 0.000 claims description 11
- 238000009792 diffusion process Methods 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 2
- 238000004364 calculation method Methods 0.000 abstract description 6
- 230000002596 correlated effect Effects 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
-
- 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
- H04L45/124—Shortest path evaluation using a combination of metrics
-
- 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
- H04L45/03—Topology update or discovery by updating link state protocols
-
- 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
- H04J—MULTIPLEX COMMUNICATION
- H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
- H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
- H04J2203/0051—Network Node Interface, e.g. tandem connections, transit switching
- H04J2203/0053—Routing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
- H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
- H04J2203/0051—Network Node Interface, e.g. tandem connections, transit switching
- H04J2203/0055—Network design, dimensioning, topology or optimisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
- H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
- H04J2203/0057—Operations, administration and maintenance [OAM]
- H04J2203/006—Fault tolerance and recovery
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Description
Claims (8)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021501114A CN1254052C (zh) | 2002-11-02 | 2002-11-02 | 传输网络约束路径计算方法 |
US10/696,325 US20040088429A1 (en) | 2002-11-02 | 2003-10-29 | Constrained path algoritm for transmission network |
FR0312730A FR2849560B1 (fr) | 2002-11-02 | 2003-10-30 | Procede de calcul de chemins contraints pour un reseau de transmission. |
DE10350659A DE10350659B4 (de) | 2002-11-02 | 2003-10-30 | Constraint-Path-Algorithmus für ein Übertragungsnetz |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021501114A CN1254052C (zh) | 2002-11-02 | 2002-11-02 | 传输网络约束路径计算方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1494269A CN1494269A (zh) | 2004-05-05 |
CN1254052C true CN1254052C (zh) | 2006-04-26 |
Family
ID=32111553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021501114A Expired - Fee Related CN1254052C (zh) | 2002-11-02 | 2002-11-02 | 传输网络约束路径计算方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20040088429A1 (zh) |
CN (1) | CN1254052C (zh) |
DE (1) | DE10350659B4 (zh) |
FR (1) | FR2849560B1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101163090B (zh) * | 2006-10-09 | 2010-08-04 | 华为技术有限公司 | 一种业务路径的计算方法 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7792991B2 (en) * | 2002-12-17 | 2010-09-07 | Cisco Technology, Inc. | Method and apparatus for advertising a link cost in a data communications network |
GB2407949B (en) * | 2003-11-04 | 2006-03-15 | Arithmatica Ltd | A calculating apparatus and method for use in a maximum likelihood |
US7848240B2 (en) * | 2004-06-01 | 2010-12-07 | Cisco Technology, Inc. | Method and apparatus for forwarding data in a data communications network |
CN100550899C (zh) * | 2005-02-21 | 2009-10-14 | 华为技术有限公司 | 光网络中扩散链路状态信息的实现方法 |
US7848224B2 (en) | 2005-07-05 | 2010-12-07 | Cisco Technology, Inc. | Method and apparatus for constructing a repair path for multicast data |
US7693043B2 (en) | 2005-07-22 | 2010-04-06 | Cisco Technology, Inc. | Method and apparatus for advertising repair capability |
CN100440864C (zh) * | 2005-07-22 | 2008-12-03 | 中兴通讯股份有限公司 | 一种获得智能光网络约束路由的方法 |
CN100405787C (zh) * | 2006-09-15 | 2008-07-23 | 清华大学 | 一种基于可靠子网技术的链路状态路由协议洪泛方法 |
CN101453407B (zh) * | 2007-12-03 | 2011-06-08 | 华为技术有限公司 | 路由器及路径消息处理的方法 |
CN101729385B (zh) * | 2008-10-31 | 2012-07-25 | 华为技术有限公司 | 一种路径计算及建立方法、装置和系统 |
CN101621721A (zh) * | 2009-08-06 | 2010-01-06 | 中兴通讯股份有限公司 | K优路径的计算方法及装置 |
CN102014313A (zh) * | 2009-09-08 | 2011-04-13 | 华为技术有限公司 | 一种实现节点发布链路信息的方法和装置 |
CN102142976B (zh) * | 2010-02-01 | 2015-04-01 | 中兴通讯股份有限公司 | 一种网状网保护域的共享保护方法及系统 |
CN102143410B (zh) * | 2010-07-09 | 2013-09-11 | 华为技术有限公司 | 一种光网络中的路径计算方法及路径计算单元 |
CN103955531B (zh) * | 2014-05-12 | 2017-06-30 | 南京提坦信息科技有限公司 | 基于命名实体库的在线知识地图 |
US9602387B2 (en) * | 2014-12-29 | 2017-03-21 | Juniper Networks, Inc. | Network topology optimization |
CN106374996B (zh) * | 2016-08-29 | 2019-01-11 | 北京邮电大学 | 一种光网络故障处理方法及装置 |
CN108418750B (zh) * | 2017-02-10 | 2020-11-24 | 中国移动通信集团贵州有限公司 | 一种传输业务单点运行预警判断的方法和装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4633246A (en) * | 1984-01-09 | 1986-12-30 | Fiberlan, Inc. | Time divison multiplex ring |
NL8502024A (nl) * | 1985-07-15 | 1987-02-02 | Philips Nv | Werkwijze voor het verkrijgen van toegang tot en het benutten van een boodschappenkanaal in een communicatiesysteem en inrichting voor het uitvoeren van de werkwijze. |
US6073248A (en) * | 1997-10-29 | 2000-06-06 | Lucent Technologies Inc. | Distributed precomputation of signal paths in an optical network |
US6856627B2 (en) * | 1999-01-15 | 2005-02-15 | Cisco Technology, Inc. | Method for routing information over a network |
US7426179B1 (en) * | 2000-03-17 | 2008-09-16 | Lucent Technologies Inc. | Method and apparatus for signaling path restoration information in a mesh network |
US6820134B1 (en) * | 2000-12-28 | 2004-11-16 | Cisco Technology, Inc. | Optimizing flooding of information in link-state routing protocol |
US20030126284A1 (en) * | 2002-01-03 | 2003-07-03 | Allen Houston | Relating to auto-tunnelling in a heterogeneous network |
-
2002
- 2002-11-02 CN CNB021501114A patent/CN1254052C/zh not_active Expired - Fee Related
-
2003
- 2003-10-29 US US10/696,325 patent/US20040088429A1/en not_active Abandoned
- 2003-10-30 FR FR0312730A patent/FR2849560B1/fr not_active Expired - Lifetime
- 2003-10-30 DE DE10350659A patent/DE10350659B4/de not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101163090B (zh) * | 2006-10-09 | 2010-08-04 | 华为技术有限公司 | 一种业务路径的计算方法 |
Also Published As
Publication number | Publication date |
---|---|
DE10350659B4 (de) | 2009-01-08 |
FR2849560A1 (fr) | 2004-07-02 |
CN1494269A (zh) | 2004-05-05 |
US20040088429A1 (en) | 2004-05-06 |
FR2849560B1 (fr) | 2006-09-29 |
DE10350659A1 (de) | 2004-05-19 |
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GR01 | Patent grant | ||
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Effective date of registration: 20170920 Address after: Yongxing District of Langfang city in 065000 in Hebei province Xianghe County Yingbin Road No. 3 commercial and residential area of western new building room 603 Patentee after: Li Shuanghong Address before: 518057 Guangdong city of Shenzhen province Nanshan District Science Park Branch Road No. 1 HUAWEI Service Center Building Patentee before: Huawei Technologies Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060426 Termination date: 20171102 |