WO2016202194A1 - Procédé et appareil de mise en œuvre de service de migration - Google Patents

Procédé et appareil de mise en œuvre de service de migration Download PDF

Info

Publication number
WO2016202194A1
WO2016202194A1 PCT/CN2016/085156 CN2016085156W WO2016202194A1 WO 2016202194 A1 WO2016202194 A1 WO 2016202194A1 CN 2016085156 W CN2016085156 W CN 2016085156W WO 2016202194 A1 WO2016202194 A1 WO 2016202194A1
Authority
WO
WIPO (PCT)
Prior art keywords
service
migration
migrated
transition
node
Prior art date
Application number
PCT/CN2016/085156
Other languages
English (en)
Chinese (zh)
Inventor
林晓翰
彭铁光
Original Assignee
中兴通讯股份有限公司
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 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2016202194A1 publication Critical patent/WO2016202194A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks

Definitions

  • This document relates to, but is not limited to, network management technology, and more particularly to a method and apparatus for implementing service migration.
  • the carrier needs to ensure stable and continuous service.
  • the network topology is frequently changed, for example, equipment relocation, equipment replacement, board migration and port migration in the node, etc., to ensure that services are not interrupted during network transition, and services need to be migrated to the network after the transition.
  • the service migration method is performed by the technical personnel to modify the service one by one, and each service is re-designated with a routing path to perform service migration.
  • the service migration needs to meet the routing constraint: the network topology before the transition is prohibited, and the network topology after the transition must pass.
  • the related service migration methods have the following problems: 1. In the case of a large amount of traffic, a single modification of the service takes a lot of time and manpower, and cannot meet the time limit of the service migration; 2. The routing constraint of manually modifying the service has a wrong selection. The problem of routing; 3. The problem of the interruption of the associated service due to the omission of the associated service is caused by the failure of the associated service; 4. The device maintenance personnel are easily mishandled and the service is interrupted because there is no indication of which devices, boards or ports need to be relocated.
  • the current network management technology also provides other service migration functions, including: capacity expansion, capacity reduction, service cutover, and intra-network port migration, but the application scope is limited.
  • the capacity expansion is only applicable to the situation where the NE is added.
  • the capacity reduction is only applicable to the network element.
  • the service switching is only applicable to the switching of the specified service.
  • the port migration in the NE is only applicable to the service migration within the same NE.
  • the related service migration method is complicated by different services, and the other business migration functions of the network management technology are processed separately for different types of special situations in terms of time, accuracy, associated service processing, and misoperation.
  • it is not suitable for topology transition, there may be multiple situations of business migration.
  • the embodiments of the present invention provide a method and an apparatus for implementing service migration, which can simplify the process of service migration, and can perform different types of service migration quickly and accurately.
  • the embodiment of the invention provides a method for implementing service migration, including:
  • the query obtains migration related parameter information according to the foreign key of the service that is determined to be migrated;
  • the migration of the service to be migrated is determined.
  • the migration related parameter information includes: determining a working protection relationship of the service to be migrated, and a bandwidth sharing relationship, and a bandwidth resource usage rate of the network topology after the service migration.
  • the method further includes:
  • the starting node and the terminating node of the route that needs to perform service migration are determined.
  • the method further includes:
  • the information about the completion of the service migration is fed back, and the transition hardware of the topology change is performed on the device, and/or the board, and/or the port involved in the topology change.
  • An embodiment of the present invention further provides an apparatus for implementing service migration, including: a traversal unit, a determining unit, a query unit, a specified constraint unit, and a computing migration unit; wherein
  • the traversal unit is set to start and terminate the route of the service migration according to the need, and traverse all the services of the same start node and the end node before the topology transition;
  • Determining a unit configured to determine a service to be migrated from among all services in which the traversed start node and the terminating node are the same;
  • the query unit is configured to obtain the migration related parameter information according to the foreign key of the service that is determined to be migrated;
  • Specifying a constraint unit configured to specify, according to the migration related parameter information obtained by the query, a routing constraint of the migrated service to the network topology after the transition;
  • the migration unit is calculated and set to perform route calculation based on the specified constraint route, and then the migration of the service to be migrated is determined.
  • the query unit is configured as a foreign key of the service that is migrated according to the determining, and the query obtaining includes: determining a working protection relationship of the service to be migrated, a bandwidth sharing relationship, and a bandwidth resource usage rate of the network topology after the service migration.
  • the migration related parameter information is configured as a foreign key of the service that is migrated according to the determining, and the query obtaining includes: determining a working protection relationship of the service to be migrated, a bandwidth sharing relationship, and a bandwidth resource usage rate of the network topology after the service migration.
  • the apparatus further includes determining a start and stop unit, configured to determine a start node and a termination node of the route that needs to perform service migration when the network topology changes.
  • the device further includes a prompting hardware transition unit, configured to perform information migration completion after the migration of the determined migration service, and information about the topology transition, and/or the The board, and/or port performs migration processing of the transition hardware.
  • a prompting hardware transition unit configured to perform information migration completion after the migration of the determined migration service, and information about the topology transition, and/or the The board, and/or port performs migration processing of the transition hardware.
  • the technical solution of the embodiment of the present invention includes: starting node and terminating node of a route for performing service migration according to requirements, traversing all services of the same starting node and terminating node before the topology transition; from all the services traversed Determine the service to be migrated. Query the information about the migration-related parameters based on the foreign key of the migrated service. Specify the route constraint of the migrated service to the changed network topology based on the migration-related parameter information, and perform service migration through route calculation.
  • the method of the embodiment of the present invention obtains all the services of the same starting node and the terminating node before the topology transition, determines the service to be migrated from the traversal, and avoids the error of the associated service; and the related parameter information is migrated through the foreign key query, which is fast and accurate.
  • the routing constraint is specified, which reduces the complexity of modifying a single service. Different types of services can be migrated to improve the efficiency of business migration.
  • FIG. 1 is a flowchart of a method for implementing service migration according to an embodiment of the present invention
  • FIG. 2 is a structural diagram of an apparatus for implementing service migration according to an embodiment of the present invention
  • FIG. 3 is a flow chart of a method according to a first embodiment of the present invention.
  • FIG. 4(a) is a schematic diagram of a network topology before a port network element changes according to the first embodiment of the present invention
  • 4(b) is a schematic diagram of a network topology after a port network element changes according to the first embodiment of the present invention
  • FIG. 5(a) is a schematic diagram of a network topology before the ring expansion and chaining according to the first embodiment of the present invention
  • FIG. 5(b) is a schematic diagram of a network topology after the ring expansion and chaining according to the first embodiment of the present invention
  • FIG. 6(a) is a schematic diagram of a network topology before the access ring is split according to the first embodiment of the present invention
  • FIG. 6(b) is a schematic diagram of a network topology after the access ring is split according to the first embodiment of the present invention
  • FIG. 7(a) is a schematic diagram of a network topology before an access ring is migrated according to the first embodiment of the present invention
  • FIG. 7(b) is a schematic diagram of a network topology after the access ring is migrated according to the first embodiment of the present invention
  • FIG. 8(a) is a schematic diagram of a network topology before an access chain is migrated according to a first embodiment of the present invention
  • FIG. 8(b) is a schematic diagram of a network topology after the access chain is migrated according to the first embodiment of the present invention
  • FIG. 9(a) is a schematic diagram of a network topology before a chain change loop according to a first embodiment of the present invention.
  • FIG. 9(b) is a schematic diagram of a network topology after chain rerouting according to the first embodiment of the present invention.
  • FIG. 1 is a flowchart of a method for implementing service migration according to an embodiment of the present invention. As shown in FIG. 1 , the method includes:
  • Step 100 Start and terminate the route of the service migration according to the requirement, and traverse all the services of the same start node and the terminating node before the topology transition;
  • the traversal process is mainly for the business data server including all the business information in the network topology, and the business data server is the related server.
  • this step also includes:
  • the starting node of the route that needs to perform the service migration is the starting node in step 100
  • the terminating node of the route that needs to perform the service migration is the terminating node in step 100.
  • the communication carrier determines the start node and the termination node of the route that needs to perform service migration according to the starting point and the end point of the service.
  • the starting point of the service is the starting node of the route that needs to be migrated
  • the end point of the service is the terminating node of the route that needs to perform service migration.
  • Step 101 Determine a service to be migrated from all services in which the traversed start node and the terminating node are the same;
  • the business that determines the migration is mainly determined according to the cost, geographical environment, construction conditions, and the needs of the business itself. For different users, the reference factors are often different, so all the technicians need to traverse.
  • the service performs analysis and judgment, and traverses all the services, which is equivalent to directly or indirectly displaying the above information to the user, or the related art information can be displayed and displayed by the user for viewing by the user, thereby determining the service to be migrated.
  • step 102 the query obtains the migration related parameter information according to the foreign key of the service that is determined to be migrated.
  • the query process is performed on the service data server to obtain the migration related parameter information.
  • the mobility related parameter information includes: determining a working protection relationship of the service to be migrated, a bandwidth sharing relationship, and a bandwidth resource usage rate of the network topology after the service migration.
  • Step 103 Specify, according to the migration related parameter information obtained by the query, a routing constraint of the migrated service to the network topology after the transition;
  • the user displays the migration-related parameter information obtained by the query, and after the route analysis is performed according to the migration-related parameter information, the user inputs the external command to specify the migrated service.
  • the routing is constrained to the network topology after the transition.
  • the route constraint of the migrated service includes the route of the migrated service, or the egress of a certain network element, a board, or a port.
  • Step 104 After performing route calculation according to the specified constraint route, determine the migration of the migrated service.
  • the method of the embodiment of the present invention further includes:
  • the information about the completion of the service migration is processed by the migration hardware of the device, and/or the board, and/or the port involved in the topology change according to the information about the service migration.
  • the information about the completion of the service migration includes the failure of the device, board, or port on the network topology before the transition.
  • the migration of the transition hardware includes: performing the relocation operation of the device, the board, or the port.
  • the method of the present invention obtains all the services of the same starting node and the terminating node before the topology transition, and determines the service to be migrated from the traversal, thereby avoiding the error of the associated service; and the parameter information of the migration through the foreign key query, which is quickly and accurately realized.
  • the specification of routing constraints reduces the complexity of modifying a single service. Different types of services can be migrated to improve the efficiency of business migration.
  • the above method for implementing the service migration can be implemented by a server.
  • FIG. 2 is a structural diagram of an apparatus for implementing service migration according to an embodiment of the present invention. As shown in FIG. 2, the method includes: a traversal unit, a determining unit, a query unit, a specified constraint unit, and a computing migration unit;
  • the traversal unit is set to start and terminate the route of the service migration according to the need, and traverse all the services of the same start node and the end node before the topology transition;
  • the apparatus of the embodiment of the present invention further includes determining a start and stop unit, and setting a start node and a termination node of the route that needs to perform service migration when the network topology changes.
  • Determining a unit configured to determine a service to be migrated from among all services in which the traversed start node and the terminating node are the same;
  • the query unit is configured to obtain the migration related parameter information according to the foreign key of the service that is determined to be migrated;
  • the query unit is configured to: according to the foreign key of the service that is determined to be migrated, the query obtaining includes: determining the work protection relationship of the migrated service, the bandwidth sharing relationship, and the migration related parameter of the bandwidth resource usage rate of the network topology after the service migration. information.
  • Specify a constraint unit which is set to specify the migration industry based on the migration related parameter information obtained by the query.
  • the routing of the traffic is constrained to the network topology after the transition;
  • the migration unit is calculated and set to perform route calculation based on the specified constraint route, and then the migration of the service to be migrated is determined.
  • the device of the present invention further includes a prompting hardware transition unit, configured to perform feedback on the migration of the service after the migration of the service, and the information about the completion of the migration, the device involved in the topology change, and/or the board, and / or port for migration processing of transition hardware.
  • a prompting hardware transition unit configured to perform feedback on the migration of the service after the migration of the service, and the information about the completion of the migration, the device involved in the topology change, and/or the board, and / or port for migration processing of transition hardware.
  • the above device for implementing the service migration can be set in the server.
  • FIG. 3 is a flowchart of a method according to a first embodiment of the present invention. As shown in FIG. 3, the method includes:
  • Step 300 When the network topology changes, determine a start node and a termination node of the route that needs to perform service migration.
  • Step 301 Start and terminate the route of the service migration according to the requirement, and traverse all the services of the same start node and the termination node before the service data server topology transition;
  • Step 302 Determine a service to be migrated from all services in which the traversed start node and the terminating node are the same;
  • Step 303 Query, according to the foreign key of the service that is determined to be migrated, obtain the migration related parameter information
  • the information about the migration related parameters includes: determining the working protection relationship of the service to be migrated, the bandwidth sharing relationship, and the bandwidth resource usage rate of the network topology after the service migration.
  • Step 304 Specify, according to the migration related parameter information obtained by the query, a routing constraint of the migrated service to the network topology after the transition;
  • Step 305 After performing route calculation according to the specified constraint route, perform migration of the service that determines the migration.
  • the information about the completion of the service migration is processed, and the transition hardware of the topology change is performed on the device, and/or the board, and/or the port involved in the topology change.
  • FIG. 4(a) is a schematic diagram of a network topology before a port network element changes according to the first embodiment of the present invention. As shown in FIG. 4(a), a port connection exists between the network element D and the network element B before the transition. Assuming that there is a service that needs to be migrated during the transition, the user determines to perform the service migration.
  • FIG. 4(b) is a schematic diagram of a network topology after a port network element changes according to the first embodiment of the present invention, as shown in FIG. 4(b), between network elements of a network node interface (NNI) of the aggregation ring network.
  • Topology changes.
  • the port connection between the network element D and the network element B is removed.
  • the network topology forms the routing links of the DB and the DBC.
  • the query obtains the parameters related to the migration, and after the constraint routing is performed to calculate the route, the migration of the service to determine the migration is performed.
  • the starting node and the terminating node are guaranteed to be unchanged, and the service is migrated to the routing link of the DCB and the DC.
  • FIG. 5(a) is a schematic diagram of a network topology before the ring expansion and chaining according to the first embodiment of the present invention. As shown in FIG. 5(a), there is no loop link between the network element D and the network element B before the transition. Assuming that there is a service that needs to be migrated during the transition, the user determines to perform the service migration.
  • FIG. 5(b) is a schematic diagram of a network topology after the ring expansion and chaining according to the first embodiment of the present invention.
  • a new loop is formed between the network element D and the network element B to generate a new network. connection.
  • the network topology forms the routing links of the DCs and the DCs.
  • the query obtains the parameters related to the migration, and the constrained routes are used to calculate the routes.
  • the starting node and the terminating node are guaranteed to be unchanged, and the service is migrated to the routing link of the DBC and the DB.
  • FIG. 6(a) is a schematic diagram of a network topology before the access ring is split according to the first embodiment of the present invention. As shown in FIG. 6(a), the network element A, the network element E, the network element B, and the network element C before the transition There is no access link between them. Assuming that there is a service that needs to be migrated during the transition, the user determines to perform the service migration.
  • FIG. 6(b) is a schematic diagram of a network topology after the access ring is split according to the first embodiment of the present invention.
  • the network element A and the network element E, the network element B, and the network element C are added.
  • the network topology before the transition forms the routing links of CE, CE, CEFB, and ECDA.
  • the query obtains the migration related parameter.
  • the migration of the service to be migrated is determined.
  • the starting node and the terminating node are guaranteed to be unchanged, and the service is migrated to the routing links of the CBFE, CDAE, CB, and EA.
  • FIG. 7( a ) is a schematic diagram of a network topology before the access ring is migrated according to the first embodiment of the present invention.
  • the network element A and the network element E have an access ring
  • the meta F has a link.
  • the user determines to perform the service migration.
  • FIG. 7(b) is a schematic diagram of a network topology after the access ring is migrated according to the first embodiment of the present invention.
  • the access ring of the network element A and the network element E is migrated to the network element G to the network.
  • the access ring of the element E migrates the link between the network element B and the network element F to the network element F and the network element H.
  • the network topology forms the routing links of AE, BF, GAE, and HBF.
  • the query obtains the parameters related to the migration, and after the constraint routing is performed to calculate the route, the migration of the service to determine the migration is performed. .
  • the starting node and the terminating node are guaranteed to be unchanged, and the service is migrated to the routing links of AGE, BHF, GE, and HF.
  • FIG. 8( a ) is a schematic diagram of a network topology before an access chain is migrated according to the first embodiment of the present invention; as shown in FIG. 8( a ), an access link exists between the network element A and the network element D before the transition. Assuming that there is a service that needs to be migrated during the transition, the user determines to perform the service migration.
  • FIG. 8(b) is a schematic diagram of a network topology after the access chain is migrated according to the first embodiment of the present invention; as shown in FIG. 8(b), the access link of the network element A and the network element D is migrated to the network element G to the network. Meta D access link.
  • the pre-transition network topology forms the routing links of the DA and the DAG.
  • the query obtains the parameters related to the migration, and after the constraint routing is performed to calculate the route, the migration of the service to determine the migration is performed. After the transition, the starting node and the terminating node are guaranteed to be unchanged, and the service is migrated to the routing link of DGA and DG.
  • FIG. 9(a) is a schematic diagram of a network topology before a link-to-loop in the first embodiment of the present invention. As shown in FIG. 9(a), an access link exists between the network element A and the network element B before the transition. Assuming that there is a service that needs to be migrated during the transition, the user determines to perform the service migration.
  • FIG. 9(b) is a schematic diagram of a network topology after the chain is re-routing according to the first embodiment of the present invention.
  • the access link of the network element A and the network element B is changed to the network element A to the network element.
  • D to the access ring of network element C to network element B.
  • the network topology before the transition forms the routing link of AB and BADC.
  • the query obtains the relevant parameters of the migration and formulates the constraint route for routing.
  • a migration of the business for determining the migration is performed.
  • the starting node and the terminating node are guaranteed to be unchanged, and the service is migrated to the routing links of ADCB and BC.
  • Embodiments of the present invention also provide a computer readable storage medium storing computer executable instructions for performing any of the methods described above.
  • each module/unit in the foregoing embodiment may be implemented in the form of hardware, for example, by implementing an integrated circuit to implement its corresponding function, or may be implemented in the form of a software function module, for example, executing a program in a storage and a memory by a processor. / instruction to achieve its corresponding function.
  • the invention is not limited to any specific form of combination of hardware and software.

Landscapes

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

Abstract

La présente invention concerne un procédé et un appareil permettant de mettre en œuvre un service de migration, consistant à : traverser, selon un nœud de départ et un nœud d'extrémité d'un itinéraire pour lequel une migration service doit être effectuée, tous les services comprenant le même nœud de départ et d'extrémité avant la migration de typologie ; déterminer, à partir de tous les services traversés, un service devant être migré ; obtenir, par l'intermédiaire d'une interrogation, des informations de paramètres se rapportant à la migration conformément à une clé étrangère du service devant être migré ; et spécifier, en fonction des informations de paramètres se rapportant à la migration, un itinéraire basé sur la contrainte du service devant être migré à une topologie de réseaux après la migration, et migrer le service au moyen du calcul de l'itinéraire.
PCT/CN2016/085156 2015-06-19 2016-06-07 Procédé et appareil de mise en œuvre de service de migration WO2016202194A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510346646.XA CN106330489A (zh) 2015-06-19 2015-06-19 一种实现业务迁移的方法及装置
CN201510346646.X 2015-06-19

Publications (1)

Publication Number Publication Date
WO2016202194A1 true WO2016202194A1 (fr) 2016-12-22

Family

ID=57544936

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/085156 WO2016202194A1 (fr) 2015-06-19 2016-06-07 Procédé et appareil de mise en œuvre de service de migration

Country Status (2)

Country Link
CN (1) CN106330489A (fr)
WO (1) WO2016202194A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111901136A (zh) * 2019-05-06 2020-11-06 烽火通信科技股份有限公司 基于端口替换及路由调整的网管业务批量割接方法和***

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109257199B (zh) * 2017-07-13 2023-01-03 中兴通讯股份有限公司 一种端口迁移的方法、装置、***及存储介质
CN107508761B (zh) * 2017-09-25 2020-01-07 烽火通信科技股份有限公司 一种通信***中业务快速迁移方法及***
CN111314802B (zh) * 2018-12-12 2023-05-16 中兴通讯股份有限公司 光纤割接方法、装置、sdn控制器、***及存储介质
CN114095985B (zh) * 2020-08-25 2023-10-17 ***通信集团有限公司 通信业务迁移的方法、装置、设备及计算机存储介质
CN114039859B (zh) * 2021-11-03 2023-05-30 中盈优创资讯科技有限公司 一种stn网络设备链改环方法及装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1802030A (zh) * 2005-01-07 2006-07-12 华为技术有限公司 业务路径调整优化方法
US20110038253A1 (en) * 2009-08-14 2011-02-17 Hitachi, Ltd. Transport control server, transport control system, and backup path setting method
CN102083114A (zh) * 2009-11-27 2011-06-01 ***通信集团北京有限公司 断站业务核查的方法和装置
CN102325043A (zh) * 2011-07-20 2012-01-18 华为技术有限公司 一种拓扑生成方法、装置和***
CN104168192A (zh) * 2014-08-08 2014-11-26 北京邮电大学 一种故障网络中的重路由方法和装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101534246B (zh) * 2009-03-04 2011-12-21 华为技术有限公司 Vrf的迁移方法、迁移装置及其***
CN101771904B (zh) * 2009-12-31 2014-02-12 中兴通讯股份有限公司 智能光网络中业务维护的方法及***
US9231877B2 (en) * 2013-09-17 2016-01-05 Adva Optical Networking Se Method and apparatus for scaling traffic engineering routing in a network

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1802030A (zh) * 2005-01-07 2006-07-12 华为技术有限公司 业务路径调整优化方法
US20110038253A1 (en) * 2009-08-14 2011-02-17 Hitachi, Ltd. Transport control server, transport control system, and backup path setting method
CN102083114A (zh) * 2009-11-27 2011-06-01 ***通信集团北京有限公司 断站业务核查的方法和装置
CN102325043A (zh) * 2011-07-20 2012-01-18 华为技术有限公司 一种拓扑生成方法、装置和***
CN104168192A (zh) * 2014-08-08 2014-11-26 北京邮电大学 一种故障网络中的重路由方法和装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111901136A (zh) * 2019-05-06 2020-11-06 烽火通信科技股份有限公司 基于端口替换及路由调整的网管业务批量割接方法和***

Also Published As

Publication number Publication date
CN106330489A (zh) 2017-01-11

Similar Documents

Publication Publication Date Title
WO2016202194A1 (fr) Procédé et appareil de mise en œuvre de service de migration
US9825867B2 (en) Supporting software defined networking with application layer traffic optimization
US9602387B2 (en) Network topology optimization
US9288143B2 (en) Data flow path determination
US10033623B2 (en) Multithreaded system and method for establishing network connections
Nunes et al. A survey of software-defined networking: Past, present, and future of programmable networks
JP4978872B2 (ja) メトリック・ルーテッド・ネットワーク内でトラフィック・エンジニアリングを実行する方法とシステム
WO2015106618A1 (fr) Procédé et appareil de planification de ressources
CN107332768A (zh) 一种多域控制器的跨域路径计算方法
US10171345B2 (en) Routing communication sessions
Vanbever et al. Lossless migrations of link-state IGPs
WO2018010555A1 (fr) Procédé de configuration automatique de service lte d'interface northbound, appareil d'interface northbound, et support de stockage
EP3136662B1 (fr) Procédé, dispositif, et système de création de règles d'acheminement par trajets multiples
WO2016086709A1 (fr) Procédé et dispositif de mise en œuvre de planification de capacité
CN108476175B (zh) 使用对偶变量的传送sdn流量工程方法与***
EP3041170A1 (fr) Procédé et dispositif de planification réseau
JP5941444B2 (ja) 物理資源割当装置
CN111510384B (zh) 处理服务产生的数据的方法、电子设备和计算机可读介质
Hong et al. Effective virtual optical network embedding based on topology aggregation in multi-domain optical networks
US20220150109A1 (en) Automatically managing a role of a node device in a mesh network
JP5443511B2 (ja) トランスポート制御サーバ、トランスポート制御システム及びトランスポート制御方法
EP3425859B1 (fr) Procédé et appareil de commande lsp multicouche
CN113810282B (zh) 路径确定方法、装置及存储介质
Franco et al. Quantitative measurement of link failure reaction time for devices with P4-programmable data planes
US20230099903A1 (en) System and method for editing a network-on-chip (noc)

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16810935

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16810935

Country of ref document: EP

Kind code of ref document: A1