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1. 发明申请

WO2017121475A1 MOBILITY MANAGEMENT IN SDN SYSTEMS 审中-公开
标题翻译： SDN系统中的移动性管理
公开(公告)号：WO2017121475A1
公开(公告)日：2017-07-20
申请号：PCT/EP2016/050603
申请日：2016-01-14
申请人： HUAWEI TECHNOLOGIES CO., LTD. , DESPOTOVIC, Zoran , HECKER, Artur , MARQUEZAN, Clarissa , PEREZ, David , KHALILI, Ramin
发明人： DESPOTOVIC, Zoran , HECKER, Artur , MARQUEZAN, Clarissa , PEREZ, David , KHALILI, Ramin
IPC分类号： H04L12/24 , H04W36/00
CPC分类号： H04L41/0816 , H04L41/083 , H04L41/147 , H04W36/0083
摘要： A control unit (110) for a software defined networking, SDN, system (10) is provided. The control unit is configured to send configuration data to a forwarding unit (210, 220) for the SDN system, wherein the configuration data relates at least to configuration of a data packet handling task which is to be executed by the forwarding unit. The control unit is further configured to determine an identifier of a mobile entity having established a communication link to a first forwarding unit for the SDN system and to send second configuration data to a second forwarding unit for the SDN system, wherein the second configuration data relates to handling data packets sent by or addressed to the mobile entity. The control unit is configured to send the second configuration data to the second forwarding unit while the mobile entity has the communication link to the first forwarding unit, wherein the second forwarding unit is a forwarding unit serving the mobile entity after termination of the communication link between the mobile entity and the first forwarding unit. Further, a SDN system is provided comprising such a controller and at least two forwarding units. Further, a method for configuring such a SDN system is provided.
摘要翻译：提供了用于软件定义网络SDN系统（10）的控制单元（110）。控制单元被配置为向用于SDN系统的转发单元（210,220）发送配置数据，其中配置数据至少与将由转发单元执行的数据分组处理任务的配置相关。控制单元进一步被配置为确定已经建立到SDN系统的第一转发单元的通信链路的移动实体的标识符并且将第二配置数据发送到SDN系统的第二转发单元，其中第二配置数据涉及处理由移动实体发送或寻址到移动实体的数据分组。所述控制单元被配置为在所述移动实体具有到所述第一转发单元的通信链路的同时将所述第二配置数据发送到所述第二转发单元，其中，所述第二转发单元是在所述通信链路终止之后为所述移动实体服务的转发单元移动实体和第一转发单元。此外，提供了包括这种控制器和至少两个转发单元的SDN系统。此外，提供了用于配置这种SDN系统的方法。

2. 发明申请

WO2017198307A1 CONTROLLER AND SWITCH FOR CONTROL PLANE TRAFFIC CONTROL IN SOFTWARE DEFINED NETWORKS 审中-公开
标题翻译：控制器和开关在软件定义网络中的控制平面流量控制
公开(公告)号：WO2017198307A1
公开(公告)日：2017-11-23
申请号：PCT/EP2016/061367
申请日：2016-05-20
申请人： HUAWEI TECHNOLOGIES CO., LTD. , KHALILI, Ramin , DESPOTOVIC, Zoran , PEREZ, David , HECKER, Artur
发明人： KHALILI, Ramin , DESPOTOVIC, Zoran , PEREZ, David , HECKER, Artur
IPC分类号： H04L12/707 , H04L12/717 , H04L12/721
CPC分类号： H04L45/22 , H04L45/38 , H04L45/42
摘要： The invention relates to a controller (110) configured to control the forwarding of control data packets within a software defined network (100), wherein the controller (110) can be connected with a data packet forwarding unit (120a-c) via at least two TCP connections (138, 139), wherein the controller (110) comprises: a first path manager (113) and a second path manager (117), wherein the first path manager (113) is configured in response to a request from the data packet forwarding unit (120a-c) to establish a TCP connection (138, 139) between the controller (110) and the data packet forwarding unit (120a-c) and to inform the second path manager (117) about the TCP connection (138, 139) between the controller (110) and the data packet forwarding unit (120a-c), and wherein the second path manager (117) is configured to determine a data packet path for the TCP connection (138, 139) between the controller (110) and the data packet forwarding unit (120a-c) and to provide a respective set of data packet forwarding rules to each data packet forwarding unit (120a-c) located along the data packet path for the TCP connection (138, 139), wherein the sets of data packet forwarding rules define for each TCP connection (138, 139) between the controller (110) and the data packet forwarding unit (120a-c) a unique data packet path between the controller (110) and the data packet forwarding unit (120a-c).
摘要翻译：控制器（110）被配置为控制软件定义网络（100）内的控制数据分组的转发，其中控制器（110）可以与数据分组转发单元（113，139），其中所述控制器（110）包括：第一路径管理器（113）和第二路径管理器（117），其中所述第一路径管理器（113）是通过至少两个TCP连接，其响应于来自数据分组转发单元（120a-c）的请求而在控制器（110）与数据分组转发单元（120a-c）之间建立TCP连接（138,139）并且通知第二路径（117）关于所述控制器（110）和所述数据分组转发单元（120a-c）之间的TCP连接（138,139），并且其中所述第二路径管理器（117）被配置为确定所述控制器控制器（110）和数据分组转发单元（120a-c）之间的TCP连接（138,139），并提供a （138,139）的数据分组路径上的每个数据分组转发单元（120a-c）的相应数据分组转发规则，其中所述数据分组转发规则的集合针对每个TCP连接控制器（110）和数据分组转发单元（120a-c）之间的唯一数据分组路径在控制器（110）和数据分组转发单元（120a-c）

3. 发明申请

WO2018019370A1 A DATA PACKET FORWARDING UNIT IN SOFTWARE DEFINED NETWORKS 审中-公开
标题翻译：软件定义网络中的一个数据包转发单元
公开(公告)号：WO2018019370A1
公开(公告)日：2018-02-01
申请号：PCT/EP2016/067925
申请日：2016-07-27
申请人： HUAWEI TECHNOLOGIES CO., LTD. , AN, Xueli , MARQUEZAN, Clarissa , VAISHNAVI, Ishan , DESPOTOVIC, Zoran , HECKER, Artur
发明人： AN, Xueli , MARQUEZAN, Clarissa , VAISHNAVI, Ishan , DESPOTOVIC, Zoran , HECKER, Artur
IPC分类号： H04L12/715 , G06F9/455 , H04L29/06 , H04L12/713
CPC分类号： H04L63/104 , H04L45/38 , H04L45/586 , H04L45/64 , H04L45/745 , H04L63/10 , H04L63/101
摘要： This invention relates to a data packet forwarding unit (202) configured to forward data packets within a software defined network on the basis of a set of data packet forwarding rules, the data packet forwarding unit (202) comprises a memory (202b) configured to store the set of data packet forwarding rules and a set of access rules and an access control entity (202a) configured to control the access to the set of data packet forwarding rules on the basis of the set of access rules.
摘要翻译：本发明涉及一种数据分组转发单元（202），其被配置为基于一组数据分组转发规则在软件定义网络内转发数据分组，数据分组转发单元（202）包括：存储器（202b），其被配置为存储所述一组数据分组转发规则和一组接入规则;以及接入控制实体（202a），其被配置为基于所述一组接入规则来控制对所述一组数据分组转发规则的接入访问规则。

4. 发明申请

WO2017207039A1 SOFTWARE DEFINED NETWORKING SYSTEM FOR DISTIGUISHING PACKET-IN MESSAGES 审中-公开
标题翻译：用于分发分组消息的软件定义网络系统
公开(公告)号：WO2017207039A1
公开(公告)日：2017-12-07
申请号：PCT/EP2016/062319
申请日：2016-06-01
申请人： HUAWEI TECHNOLOGIES CO., LTD. , AN, Xueli , MARQUEZAN, Clarissa , DESPOTOVIC, Zoran , VAISHNAVI, Ishan , HECKER, Artur
发明人： AN, Xueli , MARQUEZAN, Clarissa , DESPOTOVIC, Zoran , VAISHNAVI, Ishan , HECKER, Artur
IPC分类号： H04L12/721 , H04L29/06 , H04L12/24
CPC分类号： H04L45/64 , H04L41/0816 , H04L43/026 , H04L45/38 , H04L45/74 , H04L47/33 , H04L69/22
摘要： The invention provides an Open Flow, OF, switch (200). The OF switch includes a storage unit (201) adapted to store control flow entries (202), each control flow entry (202) comprising at least one service field (203) associated with at least one processing action (204), a receiver (205) adapted to receive a data plane packet (206), and a transmitter (207) adapted to transmit, to a Software Defined Network, SDN, controller, a packet-in message (208), and a processor (209) adapted to determine, whether at least one information field (210) of the data plane packet (206) or of the packet-in message (208) matches the at least one service field (203) of a control flow entry (202), and instruct the transmitter (207) to transmit the packet-in message (208) according to the processing action (204) associated with the matched service field (203), if the at least one information field (210) matches the at least one service field (203).
摘要翻译：本发明提供了一种开放流OF开关（200）。 OF交换机包括适于存储控制流条目（202）的存储单元（201），每个控制流条目（202）包括与至少一个处理动作（204）相关联的至少一个服务字段（203），接收器 205，适于接收数据平面分组（206）;以及发射机（207），适于向软件定义网络SDN控制器发送分组输入消息（208）和处理器（209），所述处理器适于确定数据平面分组（206）或分组输入消息（208）中的至少一个信息字段（210）是否与控制流条目（202）的至少一个服务字段（203）匹配，并且指示如果至少一个信息字段（210）与至少一个服务字段（210）匹配，则发送器（207）根据与匹配的服务字段（203）相关联的处理动作（204）发送分组输入消息（203）。

5. 发明申请

WO2017071743A1 CONTROL TRAFFIC IN SOFTWARE DEFINED NETWORKS 审中-公开
标题翻译：软件定义网络中的控制流量
公开(公告)号：WO2017071743A1
公开(公告)日：2017-05-04
申请号：PCT/EP2015/074960
申请日：2015-10-28
申请人： HUAWEI TECHNOLOGIES CO., LTD. , HECKER, Artur , DESPOTOVIC, Zoran
发明人： HECKER, Artur , DESPOTOVIC, Zoran
IPC分类号： H04L12/24
CPC分类号： H04L41/0816 , H04L41/0668
摘要： Provided is a first network node having a data flow table identifying forwarding rules to be applied to incoming data packets, wherein the first network node is configured to allow for manipulation of the data flow table via control messages received via a control connection to a controller, wherein the first network node is further configured to determine an occurrence of a network event or compliance with a condition specified by the controller, wherein the first network node is further configured: to establish a control connection to a second network node in case that the network event occurs or the condition is met and to exchange control messages with the second network node via the control connection.
摘要翻译：提供了第一网络节点，该第一网络节点具有标识将被应用于输入数据分组的转发规则的数据流表，其中第一网络节点被配置为允许经由接收到的控制消息来操纵数据流表经由到控制器的控制连接，其中所述第一网络节点还被配置为确定网络事件的发生或者与所述控制器所指定的条件的符合性，其中所述第一网络节点还被配置为：建立到第二网络节点在网络事件发生或条件满足的情况下和通过控制连接与第二网络节点交换控制消息。

6. 发明申请

WO2015032435A1 SYSTEM AND METHOD FOR SERVICE EMBEDDING AND RESOURCE ORCHESTRATION 审中-公开
标题翻译：用于服务嵌入和资源分配的系统和方法
公开(公告)号：WO2015032435A1
公开(公告)日：2015-03-12
申请号：PCT/EP2013/068428
申请日：2013-09-06
申请人： HUAWEI TECHNOLOGIES CO., LTD. , DESPOTOVIC, Zoran , GUERZONI, Riccardo , TRIVISONNO, Riccardo , VAISHNAVI, Ishan
发明人： DESPOTOVIC, Zoran , GUERZONI, Riccardo , TRIVISONNO, Riccardo , VAISHNAVI, Ishan
IPC分类号： H04L12/24 , G06F9/50
CPC分类号： H04L41/5054 , G06F9/5072 , G06F17/30864 , H04L41/0896 , H04L41/145 , H04L41/5006 , H04L41/5025 , H04L67/16 , H04L67/327
摘要： The invention relates to a system (300) for service embedding and resource orchestration, the system comprising: a service providing entity (303) to provide services to users; at least one physical infrastructure providing entity (307), configured to provide infrastructures, the infrastructures composed by physical resources (305) which are virtualized and exposed for usage; a brokering entity (301) interfacing the service providing entity (303) and the physical infrastructure providing entities (307), wherein the brokering entity (301) is configured to provide the service providing entity (303) with the infrastructures from the physical infrastructure providing entities (307) based on an optimization criterion with respect to availability, cost and technical characteristics of the infrastructures. The brokering entity receives service requests in form of a service graph, which specifies the functional relationship between the resources, wherein the resources are processing, storage and forwarding components.
摘要翻译：本发明涉及一种用于服务嵌入和资源编排的系统（300），该系统包括：向用户提供服务的服务提供实体（303）至少一个物理基础设施提供实体（307），被配置为提供基础设施，所述基础设施由物理资源（305）组成，所述物理资源被虚拟化并被暴露以供使用; 连接服务提供实体（303）和物理基础设施提供实体（307）的代理实体（301），其中经纪人实体（301）被配置为向服务提供实体（303）提供来自物理基础架构提供的基础设施基于关于基础设施的可用性，成本和技术特性的优化标准的实体（307）。代理实体以服务图形式接收服务请求，其指定资源之间的功能关系，其中资源正在处理，存储和转发组件。

7. 发明申请

WO2016082867A1 ORCHESTRATOR AND METHOD FOR VIRTUAL NETWORK EMBEDDING 审中-公开
标题翻译：虚拟网络嵌入方法和方法
公开(公告)号：WO2016082867A1
公开(公告)日：2016-06-02
申请号：PCT/EP2014/075543
申请日：2014-11-25
申请人： HUAWEI TECHNOLOGIES CO., LTD , GUERZONI, Riccardo , DESPOTOVIC, Zoran , BEKER, Sergio
发明人： GUERZONI, Riccardo , DESPOTOVIC, Zoran , BEKER, Sergio
IPC分类号： H04L12/24 , H04L12/715 , G06F17/11
CPC分类号： H04L43/0882 , G06F9/45558 , G06F2009/45595 , H04L12/4641 , H04L41/12 , H04L41/142 , H04L41/145 , H04L43/16 , H04L45/64
摘要： A virtual network embedding orchestrator (10) for orchestrating embedding of virtual networks into a physical network is provided. The virtual network embedding orchestrator (10) comprises a problem formulation unit (11), which is adapted to formulate an embedding problem (13) based upon information regarding the virtual networks, information regarding the physical network (12) at input parameters (17). Moreover, the problem formulation unit (11) is adapted to provide the embedding problem (13) to an external problem solving unit. The virtual network embedding orchestrator (10) moreover comprises a feedback processing unit (14) adapted to receive embedding results (16) and at least one output parameter (16) from the problem solving unit and determine at least one input parameter (17) of the problem formulation unit (11) based upon the embedding results (16) and the at least one output parameter (16) of the problem solving unit. The solver can a MIP solver. The at least one input parameter can be timeout, MIP gap or solving method.
摘要翻译：提供了用于将虚拟网络嵌入物理网络的虚拟网络嵌入协调器（10）。虚拟网络嵌入协调器（10）包括问题制定单元（11），其适于基于关于虚拟网络的信息来制定嵌入问题（13），关于输入参数（17）处的物理网络（12）的信息，。此外，问题制定单元（11）适于将外部问题解决单元（13）提供嵌入问题（13）。虚拟网络嵌入协调器（10）还包括适于从问题解决单元接收嵌入结果（16）和至少一个输出参数（16）的反馈处理单元（14），并且确定至少一个输入参数（17）所述问题制定单元（11）基于所述问题解决单元的嵌入结果（16）和所述至少一个输出参数（16）。求解器可以是MIP求解器。至少一个输入参数可以是超时，MIP间隙或求解方法。

8. 发明申请

WO2016082868A1 ORCHESTRATOR AND METHOD FOR VIRTUAL NETWORK EMBEDDING USING OFFLINE FEEDBACK 审中-公开
标题翻译：使用离线反馈进行虚拟网络嵌入的方法和方法
公开(公告)号：WO2016082868A1
公开(公告)日：2016-06-02
申请号：PCT/EP2014/075545
申请日：2014-11-25
申请人： HUAWEI TECHNOLOGIES CO.,LTD , GUERZONI, Riccardo , DESPOTOVIC, Zoran , BEKER, Sergio
发明人： GUERZONI, Riccardo , DESPOTOVIC, Zoran , BEKER, Sergio
IPC分类号： H04L12/24 , G06F17/11 , H04L12/715
CPC分类号： H04L41/145 , H04L41/12 , H04L45/64
摘要： A virtual network embedding orchestrator (10) for orchestrating embedding of virtual networks into a physical network is provided. The virtual network embedding orchestrator (10) comprises a problem formulation unit (11), which is adapted to formulate a first embedding problem (13a) based upon information regarding the virtual networks (12), information regarding the physical network (12) and at least one first input parameter. Moreover, the problem formulation unit (11) is adapted to formulate a second embedding problem (13b) based upon the information regarding the virtual networks (12), the information regarding the physical network (12) and at least one second input parameter. The problem formulation unit (11) is furthermore adapted to provide the first embedding problem (13a) to a first external problem solving unit and to provide the second embedding problem (13b) to an external second problem solving unit. Moreover, the virtual network embedding orchestrator (10) comprises a solution selection unit (14), which is adapted to receive first embedding results (16a) and first output parameters (16a) from the first problem solving unit and to receive second embedding results (16b) and second output parameters (16b) from the second problem solving unit. Moreover, the solution selection unit (14) is adapted to select one of the first embedding results (16a) and the second embedding results (16b) as final embedding results (15) based upon the first output parameters (16a) and the second output parameters (16b).
摘要翻译：提供了用于将虚拟网络嵌入物理网络的虚拟网络嵌入协调器（10）。虚拟网络嵌入协调器（10）包括问题制定单元（11），其适于基于关于虚拟网络（12）的信息，关于物理网络（12）的信息以及关于虚拟网络（12）的信息来制定第一嵌入问题（13a）至少一个第一个输入参数。此外，问题制定单元（11）适于基于关于虚拟网络（12）的信息，关于物理网络（12）的信息和至少一个第二输入参数来制定第二嵌入问题（13b）。问题制定单元（11）还适于将第一嵌入问题（13a）提供给第一外部问题求解单元，并将第二嵌入问题（13b）提供给外部第二问题解决单元。此外，虚拟网络嵌入协调器（10）包括解决方案选择单元（14），其适于从第一问题解决单元接收第一嵌入结果（16a）和第一输出参数（16a）并且接收第二嵌入结果 16b）和来自第二问题求解单元的第二输出参数（16b）。此外，解决方案选择单元（14）适于基于第一输出参数（16a）和第二输出（16）来选择第一嵌入结果（16a）和第二嵌入结果（16b）中的一个作为最终嵌入结果（15）参数（16b）。

9. 发明申请

WO2014040646A1 DETERMINING THE FUNCTION RELATING USER-CENTRIC QUALITY OF EXPERIENCE AND NETWORK PERFORMANCE BASED QUALITY OF SERVICE 审中-公开
标题翻译：确定相关的用户中心体验质量和基于网络性能的服务质量的功能
公开(公告)号：WO2014040646A1
公开(公告)日：2014-03-20
申请号：PCT/EP2012/068151
申请日：2012-09-14
申请人： HUAWEI TECHNOLOGIES CO., LTD. , TRIVISONNO, Riccardo , DESPOTOVIC, Zoran
发明人： TRIVISONNO, Riccardo , DESPOTOVIC, Zoran
IPC分类号： H04L12/24 , H04L12/26
CPC分类号： H04L41/5032 , H04L41/044 , H04L41/046 , H04L41/16 , H04L41/5067 , H04L41/5087 , H04L43/067
摘要： The invention relates to a method for determining a network performance function indicating a user-centric quality of experience in a communication network, the method comprising: determining (405) a set of network performance and quality indicators of the communication network, receiving (407) a survey information over the communication network, the survey information indicating the quality of service as experienced by a group of users with the plurality of network performance indicators, determining from the received survey information a set of subjective quality of experience indicators indicating the quality of service as experienced by a group of users with the plurality of network performance indicators and defining a set of customer experience indicators representing the subjective quality of service indicators for the group of users; and determining (411) a relationship between the set of network performance and quality indicators and the set of customer experience indicators to obtain the network performance function.
摘要翻译：本发明涉及一种用于确定指示通信网络中以用户为中心的体验质量的网络性能功能的方法，所述方法包括：确定（405）所述通信网络的一组网络性能和质量指示符，接收（407）通过通信网络的调查信息，指示具有多个网络性能指标的一组用户体验的服务质量的调查信息，从接收到的调查信息中确定一组指示服务质量的经验指标的主观质量如具有多个网络性能指标的一组用户所经历的，并且定义表示用户组的主观服务质量指标的一组客户体验指示符; 并确定（411）一组网络性能与质量指标之间的关系以及一组客户体验指标，以获得网络性能功能。

10. 发明申请

WO2021223835A1 METHOD AND DEVICE FOR SERVICE COMPOSITION 审中-公开
公开(公告)号：WO2021223835A1
公开(公告)日：2021-11-11
申请号：PCT/EP2020/062275
申请日：2020-05-04
申请人： HUAWEI TECHNOLOGIES CO., LTD. , XIAO, Xun
发明人： HECKER, Artur , DESPOTOVIC, Zoran
IPC分类号： H04L29/08
摘要： The present disclosure relates to service composition among a group of device, particularly in order to propose a user centric solution for composing a service in wireless network. To this end, the disclosure proposes a method performed by an SCF, comprising: receiving a request from a first device, wherein the request is used to prescribe synthesized functionalities provided by one or more second devices to form a first logical device; and providing configuration information to the one or more second devices based on the request, wherein the configuration information indicates a set of actions and/or parameters to form the first logical device. Further, this disclosure also proposes a corresponding method for service composition, which comprises: determining a first logical device to be formed; and sending a request to an SCF, for synthesizing functionalities for the first logical device.

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