CN109716716A - 联合路由建立方法及装置 - Google Patents

联合路由建立方法及装置 Download PDF

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Publication number
CN109716716A
CN109716716A CN201680089393.5A CN201680089393A CN109716716A CN 109716716 A CN109716716 A CN 109716716A CN 201680089393 A CN201680089393 A CN 201680089393A CN 109716716 A CN109716716 A CN 109716716A
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information
photosphere
layers
link
joint route
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CN201680089393.5A
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CN109716716B (zh
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石礌
乔光毅
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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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
    • 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
    • H04L45/12—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
    • H04L45/62—Wavelength based
    • 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
    • H04L45/64—Routing or path finding of packets in data switching networks using an overlay routing layer

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Optical Communication System (AREA)

Abstract

本申请公开了一种联合路由建立方法及装置，涉及通信技术领域，该方法包括：当接收到IP控制器发送的联合路由设置请求时，根据IP层资源拓扑信息和光层资源拓扑信息，分别确定IP层的节点资源信息和光层的节点资源信息，并基于该IP层的节点资源信息和该光层的节点资源信息，构造IP层与光层之间的统一拓扑，根据统一拓扑，建立联合路由。由于所建立的联合路由是根据IP层资源拓扑信息和光层资源拓扑信息确定的，因此，避免多条VNT链路抢占同一份光层资源的情况，保证了需要建立的联合路由均能建立成功，从而提高了联合路由建立的成功率。

Description

PCT国内申请，说明书已公开。

Claims (14)

  1. PCT国内申请，权利要求书已公开。
CN201680089393.5A 2016-12-02 2016-12-02 联合路由建立方法及装置 Active CN109716716B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/108427 WO2018098818A1 (zh) 2016-12-02 2016-12-02 联合路由建立方法及装置

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CN109716716A true CN109716716A (zh) 2019-05-03
CN109716716B CN109716716B (zh) 2021-03-02

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EP (1) EP3515021B1 (zh)
CN (1) CN109716716B (zh)
WO (1) WO2018098818A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
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CN114520935A (zh) * 2020-11-18 2022-05-20 华为技术有限公司 一种路径选择方法以及路径选择装置

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Publication number Priority date Publication date Assignee Title
US6892233B1 (en) * 2000-05-04 2005-05-10 Nortel Networks Limited Optical communication network and method of remotely managing multiplexers
CA2415148C (en) * 2000-07-20 2009-10-06 At&T Corp. Joint ip/optical layer restoration after a router failure
CA2415148A1 (en) * 2000-07-20 2002-01-31 At&T Corp. Joint ip/optical layer restoration after a router failure
CN101516045A (zh) * 2003-02-03 2009-08-26 日本电信电话株式会社 光网络、光边缘路由器及其程序、切入方法和边缘路由器
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CN101459574A (zh) * 2007-12-14 2009-06-17 华为技术有限公司 网络部署方法和网络系统以及ip节点
CN101217335A (zh) * 2008-01-17 2008-07-09 北京邮电大学 波长可变换智能光网络联合路由单点重入的规避方法
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114520935A (zh) * 2020-11-18 2022-05-20 华为技术有限公司 一种路径选择方法以及路径选择装置
CN114520935B (zh) * 2020-11-18 2023-04-07 华为技术有限公司 一种路径选择方法以及路径选择装置

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EP3515021A1 (en) 2019-07-24
EP3515021B1 (en) 2024-06-19
WO2018098818A1 (zh) 2018-06-07
CN109716716B (zh) 2021-03-02
EP3515021A4 (en) 2019-08-07

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