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公开(公告)号：US20230344747A1
公开(公告)日：2023-10-26
申请号：US18344446
申请日：2023-06-29
Applicant: Huawei Technologies Co., Ltd.
Inventor： Wenyan Li , Haibo Wang , Lili Wang , Lei Li
IPC: H04L45/122 , H04L45/42
CPC classification number: H04L45/122 , H04L45/42
Abstract: A method is applied to a first network device, the first network device and a second network device have a BGP neighbor relationship, and the method includes: The first network device creates an SBFD session, where the SBFD session is an SBFD session corresponding to a BGP session between the first network device and the second network device, the first network device is an initiator of the SBFD session, the second network device is a reflector of the SBFD session, and the BGP session is a session created based on the BGP neighbor relationship. The first network device sends an SBFD packet to the second network device based on the SBFD session. The first network device determines a state of the BGP session based on a state of feedback by the second network device for the SBFD packet.
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公开(公告)号：US20230084470A1
公开(公告)日：2023-03-16
申请号：US17985647
申请日：2022-11-11
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Shunwan Zhuang , Changjiang Yan , Fengqing Yu , Fei Chen , Lili Wang , Yuanbin Ouyang
Abstract: The present disclosure discloses a method and an apparatus for controlling a network traffic path. The method includes: receiving routing advertisement information from a first network to a second network; determining all routing nodes included in a path through which data pass when flowing from the second network to the first network according to the routing advertisement information; and configuring a next hop routing node for each determined routing node, where the next hop routing node is a node in all the routing nodes included in the path and is adjacent to the routing node for which the next hop routing node is configured, and the routing node for which the next hop routing node is configured does not include a routing node of the first network or a routing node of the second network.
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公开(公告)号：US11588732B2
公开(公告)日：2023-02-21
申请号：US17151662
申请日：2021-01-19
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Wenyan Li , Haibo Wang , Lili Wang
IPC: H04L45/00
Abstract: This application provides a message generation method, a message processing method, a message generation apparatus, and a message processing apparatus. The message generation method includes: obtaining, by a first device, a segment identifier list SID list, where the SID list includes a plurality of segment identifiers SIDs, the first N bits of the plurality of SIDs are the same, and N is a positive integer; generating, by the first device, a first message based on the SID list, where the first message includes a first part and a second part, the first part includes the first N bits of the plurality of SIDs, and the second part includes bit N+1 to bit 128 of each of the plurality of SIDs; and sending, by the first device, the first message to a second device.
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公开(公告)号：US20230009328A1
公开(公告)日：2023-01-12
申请号：US17934390
申请日：2022-09-22
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xiangfeng Ding , Haibo Wang , Lili Wang , Lei Li , Yaqun Xiao
IPC: H04L9/40 , H04L45/745
Abstract: A method includes: When receiving at least one policy, a first network device sends one or more policies in the at least one policy to a second network device based on filtering information. The filtering information includes a policy address family identifier and a device identifier of the second network device.
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公开(公告)号：US11095553B2
公开(公告)日：2021-08-17
申请号：US16883716
申请日：2020-05-26
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Yuanbin Ouyang , Shunwan Zhuang , Fengqing Yu , Tao Bai , Lili Wang
IPC: H04L12/741 , H04L12/751 , H04L12/707 , H04L12/64 , H04L12/24 , H04L12/773
Abstract: A method, an apparatus and a system for controlling routing information advertising are provided, which relate to the field of communications and are used for reducing the configuration complexity and reinforcing the operability. The method includes: receiving, by a control device, first routing information sent by a first forwarding device; wherein the first routing information includes an identifier of the first forwarding device; determining a first routing path according to the identifier of the first forwarding device, an identifier of a second forwarding device and a routing path group; and determining an advertising range of second routing information for the second forwarding device according to the first routing path; for enabling the second forwarding device to advertise the second routing information according to the advertising range of the second routing information.
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Patent Agency Ranking
公开(公告)号：US09468030B2
公开(公告)日：2016-10-11
申请号：US15005824
申请日：2016-01-25
Applicant: Huawei Technologies Co., Ltd.
Inventor： Lili Wang
IPC: H04W76/02 , H04L12/28 , H04L12/46 , H04L29/12 , H04W48/06 , H04W48/08 , H04W48/10 , H04W76/04 , H04W84/12
CPC classification number: H04W76/022 , H04L12/287 , H04L12/4633 , H04L61/2015 , H04W48/06 , H04W48/08 , H04W48/10 , H04W76/12 , H04W76/25 , H04W84/12
Abstract: A method, a device, and a network system of establishing a tunnel are provided in embodiments of the present disclosure. The method of establishing the tunnel includes: obtaining, by a WTP, an address of an AC and an address of a BRAS from a DHCP server; using, by the WTP, the address of the AC to establish a CAPWAP control tunnel with the AC; and using, by the WTP, the address of the BRAS to establish a CAPWAP data tunnel with the BRAS. By using the technical scheme provided in the embodiments of the present disclosure, the CAPWAP data tunnel may be established between the WTP and the BRAS.
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公开(公告)号：US12218820B2
公开(公告)日：2025-02-04
申请号：US17895241
申请日：2022-08-25
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Wenyan Li , Haibo Wang , Lili Wang
IPC: H04L45/02
Abstract: Embodiments of this application relate to the communication field, and disclose a method, a device, and a system for transmitting a node identifier, to reduce a limitation on delivery of an SR POLICY route and improve network performance The method includes: A forwarding device sends a node identifier to a controller. The forwarding device receives a first SR POLICY route from the controller, where a target attribute of the first SR POLICY route is the node identifier. The forwarding device determines that the node identifier matches the target attribute of the first SR POLICY route, and forwards a traffic packet according to the first SR POLICY route.
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公开(公告)号：US12074786B2
公开(公告)日：2024-08-27
申请号：US18069587
申请日：2022-12-21
Applicant: Huawei Technologies Co., Ltd.
Inventor： Zhiwen Wu , Haibo Wang , Lili Wang , Lei Li
IPC: H04L45/28 , H04L45/00 , H04L45/748
CPC classification number: H04L45/28 , H04L45/566 , H04L45/748
Abstract: A packet advertisement method is implemented by a first network device. The packet advertisement method includes the first network device sending a first packet to a second network device advertising a route to the second network device. The first network device receives a second packet from the second network device in response to a first packet error. The second packet includes first indication information indicating the first packet error. The first network device determines, based on the first indication information, a route advertisement policy of a feature included in the first packet.
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公开(公告)号：US10693768B2
公开(公告)日：2020-06-23
申请号：US16230694
申请日：2018-12-21
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yuanbin Ouyang , Shunwan Zhuang , Fengqing Yu , Tao Bai , Lili Wang
IPC: H04L12/741 , H04L12/751 , H04L12/707 , H04L12/64 , H04L12/24 , H04L12/773
Abstract: A method, an apparatus and a system for controlling routing information advertising are provided, which relate to the field of communications and are used for reducing the configuration complexity and reinforcing the operability. The method includes: receiving, by a control device, first routing information sent by a first forwarding device; wherein the first routing information includes an identifier of the first forwarding device; determining a first routing path according to the identifier of the first forwarding device, an identifier of a second forwarding device and a routing path group; and determining an advertising range of second routing information for the second forwarding device according to the first routing path; for enabling the second forwarding device to advertise the second routing information according to the advertising range of the second routing information.
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公开(公告)号：US20160143071A1
公开(公告)日：2016-05-19
申请号：US15005824
申请日：2016-01-25
Applicant: Huawei Technologies Co., Ltd.
Inventor： Lili Wang
CPC classification number: H04W76/022 , H04L12/287 , H04L12/4633 , H04L61/2015 , H04W48/06 , H04W48/08 , H04W48/10 , H04W76/12 , H04W76/25 , H04W84/12
Abstract: A method, a device, and a network system of establishing a tunnel are provided in embodiments of the present disclosure. The method of establishing the tunnel includes: obtaining, by a WTP, an address of an AC and an address of a BRAS from a DHCP server; using, by the WTP, the address of the AC to establish a CAPWAP control tunnel with the AC; and using, by the WTP, the address of the BRAS to establish a CAPWAP data tunnel with the BRAS. By using the technical scheme provided in the embodiments of the present disclosure, the CAPWAP data tunnel may be established between the WTP and the BRAS.
Abstract translation: 在本公开的实施例中提供了建立隧道的方法，设备和网络系统。 建立隧道的方法包括：通过WTP从DHCP服务器获取AC的地址和BRAS的地址; 通过WTP使用AC的地址与AC建立CAPWAP控制隧道; 并通过WTP使用BRAS的地址与BRAS建立CAPWAP数据隧道。 通过使用本公开的实施例中提供的技术方案，可以在WTP和BRAS之间建立CAPWAP数据隧道。
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