公开(公告)号：US10693794B2

公开(公告)日：2020-06-23

申请号：US15958313

申请日：2018-04-20

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Hui Ni ,  Yongcui Li

IPC: H04L12/813 ,  H04L12/24 ,  H04L12/721 ,  H04L12/851 ,  H04W40/02 ,  H04L12/741

Abstract: Embodiments of the present disclosure disclose a service processing method, an apparatus, and a system that relate to the field of communications technologies and are used to reduce resource waste. The method includes: controlling, by a controller, a first node to send a received packet to a processing network; and controlling, by the controller, the processing network to process the packet and then send a processed packet to a second node. The first node is a base station or a network element connected to the base station, and the second node is a routing function entity; or the first node is the routing function entity, and the second node is the base station or a network element connected to the base station. The routing function entity is an anchor point of an Internet Protocol IP address of a user.

公开(公告)号：US10412008B2

公开(公告)日：2019-09-10

申请号：US15199494

申请日：2016-06-30

Applicant: Huawei Technologies Co., Ltd.

Inventor： Shiyong Tan ,  Hui Ni ,  Hui Cai

IPC: H04L12/803 ,  H04L12/24 ,  H04L12/851

Abstract: A method includes receiving, by an ingress network element, a data packet, wherein an ingress flow entry is stored in the ingress network element. The ingress flow entry comprises flow description information and a processing network element indication, where the flow description information matches the data packet, and the processing network element indication is used to indicate a processing network element that processes the data packet after the ingress network element. The method further includes sending, by the ingress network element, the data packet to the processing network element according to the ingress flow entry, so that the processing network element performs context processing on the data packet.

公开(公告)号：US20190182165A1

公开(公告)日：2019-06-13

申请号：US16277325

申请日：2019-02-15

Applicant: Huawei Technologies Co., Ltd.

Inventor： Jiao Yang ,  Hui Ni

IPC: H04L12/813 ,  H04L12/801 ,  H04W4/70 ,  H04L12/707 ,  H04L12/923 ,  H04W28/02 ,  H04W28/10

Abstract: Embodiments of the present disclosure disclose a policy control method for multipath transmission, and a related device. User equipment (UE) supporting multipath transmission performs service packet transmission using at least two transmission subflows. The method includes: receiving, by a policy decision network element, association information of the at least two transmission subflows from a communication peer, where the association information includes flow identifiers of the at least two transmission subflows; determining, by the policy decision network element, a resource modification policy of at least one transmission subflow in the at least two transmission subflows based on the association information; and sending, by the policy decision network element, the resource modification policy to a forwarding plane network element corresponding to the at least one transmission subflow.

公开(公告)号：US20190036822A1

公开(公告)日：2019-01-31

申请号：US16147179

申请日：2018-09-28

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Shunwan ZHUANG ,  Chang Wang ,  Nan Wu ,  Zhenbin Li ,  Hui Ni

IPC: H04L12/741 ,  H04L12/721

CPC classification number: H04L45/745 ,  H04L45/04 ,  H04L45/26 ,  H04L45/54 ,  H04L45/748

Abstract: Embodiments of the present disclosure provide a routing control method, network device, and controller. The method may include the network device obtaining a route suppression request. The method may also include determining the second routing entry. Furthermore, the method may include setting a state of the second routing entry to a non-delivery state that is used to indicate that the second routing entry does not need to be delivered to a forwarding table. In the method, the network device may have a first routing entry and a second routing entry, an address prefix of the first routing entry is a first address prefix, an address prefix of the second routing entry is a second address prefix, a network segment to which the second address prefix belongs is a subset of a network segment to which the first address prefix belongs, and a mask in the second address prefix is greater than a mask in the first address prefix.

公开(公告)号：US10057392B2

公开(公告)日：2018-08-21

申请号：US15054265

申请日：2016-02-26

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Pengcheng Tang ,  Yan Wang ,  Wei Zhou ,  Hui Ni

IPC: H04L12/28 ,  H04L29/06 ,  H04L12/721

CPC classification number: H04L69/22 ,  H04L45/38

Abstract: Embodiments of the present invention provide a packet processing method, device and system. The method includes: receiving, by a switching device, a packet, where there is a correspondence in the switching device between a prefix and a generic flow entry, where the correspondence is created by using the prefix as an index, and a match field of the generic flow entry corresponding to the prefix includes the prefix; acquiring, by the switching device according to the prefix, a bit field that is in the packet and that is used for matching; and performing matching, by the switching device, between a value of the bit field and a data parameter of the match field of the generic flow entry corresponding to the prefix. The embodiments of the present invention can reduce a quantity of times of generic field extraction from a packet and improve processing efficiency.

公开(公告)号：US20180205659A1

公开(公告)日：2018-07-19

申请号：US15921415

申请日：2018-03-14

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hui Ni ,  Yongcui Li

IPC: H04L12/851

Abstract: The present disclosure provides processing method including: receiving, by a forwarding plane device, an operation request of a service flow processing policy from a first control domain, the operation request of the service flow processing policy includes a service flow identifier corresponding to a to-be-processed policy; obtaining an identifier of the first control domain according to the operation request of the service flow processing policy; determining whether to allow the first control domain to operate the to-be-processed policy; and if the forwarding plane device determines to allow the first control domain to operate the to-be-processed policy, operating the to-be-processed policy according to the operation request of the service flow processing policy.

公开(公告)号：US20170346764A1

公开(公告)日：2017-11-30

申请号：US15680007

申请日：2017-08-17

Applicant: Huawei Technologies Co., Ltd.

Inventor： Shiyong Tan ,  Hui Ni ,  Hui Cai ,  Weihua Hu

IPC: H04L12/947 ,  H04L12/741 ,  H04W76/02 ,  H04W88/16

CPC classification number: H04L49/252 ,  H04L45/74 ,  H04W76/12 ,  H04W88/16

Abstract: Embodiments of the present invention provide a method for processing information, a forwarding plane device and a control plane device. The method includes: receiving a data packet, and extracting the data packet's characteristic information; searching for context information corresponding to the data packet's characteristic information; buffering or discarding the data packet if the context information is not found; and sending an event reporting message to a gateway control plane device, wherein the event reporting message carries the data packet's characteristic information, so that the gateway control plane device acquires the context information corresponding to the data packet's characteristic information. forwarding of the data packet to the greatest extent.

公开(公告)号：US09769089B2

公开(公告)日：2017-09-19

申请号：US14581240

申请日：2014-12-23

Applicant: Huawei Technologies Co., Ltd.

Inventor： Shiyong Tan ,  Hui Ni ,  Hui Cai ,  Weihua Hu

IPC: H04L12/947 ,  H04W88/16 ,  H04L12/741 ,  H04W76/02

CPC classification number: H04L49/252 ,  H04L45/74 ,  H04W76/12 ,  H04W88/16

Abstract: Embodiments of the present invention provide a method for processing information, a forwarding plane device and a control plane device. The method includes: receiving a data packet, and extracting characteristic information of the data packet; searching for context information corresponding to the characteristic information of the data packet; buffering or discarding the data packet if the context information is not found; and sending an event reporting message to a gateway control plane device, wherein the event reporting message carries the characteristic information of the data packet, so that the gateway control plane device acquires the context information corresponding to the characteristic information of the data packet. In this way, the gateway forwarding plane device can acquire context information to the greatest extent under the condition that the context information is lost, thereby ensuring accurate forwarding of the data packet to the greatest extent.

公开(公告)号：US20160337250A1

公开(公告)日：2016-11-17

申请号：US15222777

申请日：2016-07-28

Applicant: Huawei Technologies Co., Ltd.

Inventor： Hui Ni

IPC: H04L12/851 ,  H04L12/931 ,  H04L29/06

CPC classification number: H04L45/38 ,  G06Q10/06 ,  H04L12/56 ,  H04L41/0816 ,  H04L41/083 ,  H04L41/0893 ,  H04L47/24 ,  H04L49/70 ,  H04L69/22

Abstract: Various embodiments provide a method including receiving, by a forwarder, rule modification information sent by a controller. The rule modification information includes rule description match information and action instruction modification information. The rule description match information is used to determine a to-be-modified processing rule. Rule description information of the to-be-modified processing rule accords with the rule description match information, and the action instruction modification information is used to instruct to modify an action instruction specified in an instruction set of the to-be-modified processing rule. The method also includes modifying, by the forwarder, when the forwarder determines that rule description information of a first processing rule meets the rule description match information, an action instruction specified in an instruction set of the first processing rule according to the action instruction modification information.

Abstract translation: 各种实施例提供了一种方法，包括由转发器接收由控制器发送的规则修改信息。 规则修改信息包括规则描述匹配信息和动作指令修改信息。 规则描述匹配信息用于确定待修改的处理规则。 要修改的处理规则的规则描述信息符合规则描述匹配信息，并且操作指令修改信息用于指示修改在待修改处理规则的指令集中指定的动作指令。 该方法还包括由转发器修改当转发器确定第一处理规则的规则描述信息满足规则描述匹配信息时，根据动作指令修改信息在第一处理规则的指令集中指定的动作指令 。

公开(公告)号：US20160099868A1

公开(公告)日：2016-04-07

申请号：US14966307

申请日：2015-12-11

Applicant: Huawei Technologies Co., Ltd.

Inventor： Shiyong Tan ,  Hui Ni ,  Hui Cai

IPC: H04L12/721 ,  H04L29/08

CPC classification number: H04L45/38 ,  H04L12/6418 ,  H04L41/0806 ,  H04L41/0893 ,  H04L67/327

Abstract: Embodiments of the present invention provide a method for processing a packet in a software-defined network (Software-Defined Network), where the method is performed by a forwarder, and the method includes: receiving an input packet; determining a flow to which the input packet belongs according to the input packet; determining a context identifier set corresponding to the flow to which the input packet belongs according to a first correspondence between flows and context identifier sets, where a context identifier set corresponding to each flow in the first correspondence includes at least one context identifier; determining a context corresponding to the context identifier set according to a second correspondence between context identifiers and contexts; and processing the input packet according to the context corresponding to the context identifier set.

Abstract translation: 本发明的实施例提供了一种在软件定义网络（软件定义网络）中处理分组的方法，其中所述方法由转发器执行，并且所述方法包括：接收输入分组; 根据输入的分组确定输入分组所属的流; 根据流和上下文标识符集合之间的第一对应关系，确定与输入分组所属的流对应的上下文标识符集合，其中对应于第一对应中的每个流的上下文标识符集包括至少一个上下文标识符; 根据上下文标识符和上下文之间的第二对应来确定与所述上下文标识符集相对应的上下文; 以及根据与所述上下文标识符集合对应的上下文来处理所述输入分组。