公开(公告)号：US20210273881A1

公开(公告)日：2021-09-02

申请号：US17274595

申请日：2019-09-12

Applicant: ZTE Corporation

Inventor： Shaofu PENG ,  Feicai JIN ,  BaoYa Zhang ,  Haihua TANG

IPC: H04L12/709 ,  H04L12/723 ,  H04L12/741 ,  H04L12/46

Abstract: A message sending method, a binding relationship advertising method, a message sending apparatus, a binding relationship advertising apparatus, a storage medium and an electronic device are provided. The message sending method includes: receiving a first message on a first node subjected to route aggregation; in a case where the first message matches a first Incoming Label Map (ILM) table entry preset on the first node, swapping a label of the first message into an outgoing label corresponding to a detailed Forwarding Equivalence Class (FEC) to obtain a second message; and forwarding the second message to a downstream node according to a Label Switched Path (LSP) corresponding to the detailed FEC.

公开(公告)号：US20170317929A1

公开(公告)日：2017-11-02

申请号：US15522085

申请日：2015-02-09

Applicant: ZTE CORPORATION

Inventor： Ran CHEN ,  Shaofu PENG ,  Yongfan XU ,  Yin TANG

IPC: H04L12/721

CPC classification number: H04L45/72 ,  H04L45/04 ,  H04L45/50

Abstract: A Section Route (SR) information obtainment method and an SR network establishment method are described. The SR information obtainment method includes: notifying each other the SR information among the nodes in an Autonomous System (AS) domain in the SR domain via Interior Gateway Protocol (IGP); notifying and exchanging the SR information among the cross-domain nodes in the SR domain, or among the border nodes and the cross-domain nodes in the AS domain, via Multi-Protocol Border Gateway Protocol (MP-BGP).

公开(公告)号：US20250150381A1

公开(公告)日：2025-05-08

申请号：US18833900

申请日：2023-01-19

Applicant: ZTE CORPORATION

Inventor： Shaofu PENG

IPC: H04L45/121 ,  H04L43/0852

Abstract: The present disclosure provides a route determination method, including: determining at least one candidate path in a target network; determining a deterministic delay of each candidate path according to a current scheduling parameter, an intra-node forwarding delay and a link propagation delay; the current scheduling parameter includes a current Deadline scheduling delay and a current scheduling policy, the deterministic delay of each candidate path includes node delays of all intermediate nodes in the candidate path and link propagation delays of all links in the candidate path, the node delay of each intermediate node is obtained according to the intra-node forwarding delay of the intermediate node, the current Deadline scheduling delay and the current scheduling policy; and selecting a target path from the at least one candidate path according to the deterministic delay, and determining a route. The present disclosure further provides an electronic device, a computer-readable storage medium.

公开(公告)号：US20250133033A1

公开(公告)日：2025-04-24

申请号：US18725930

申请日：2022-08-30

Applicant: ZTE CORPORATION

Inventor： Shaofu PENG ,  Bin TAN

IPC: H04L47/56 ,  H04L47/283

Abstract: A method for packet scheduling, a network device, a storage medium, and a computer program product are disclosed. The method may include acquiring a local deadline time indicative of a maximum allowable residence time of a packet at a local node; acquiring a cumulative deadline time indicative of a sum of each local deadline time that the packet goes through at each upstream node via which the packet is transferred, and a cumulative residence time indicative of the sum of each local residence time that the packet goes through at each upstream node via which the packet is transferred; and calculating a deadline time adjustment value according to the local deadline time, the cumulative deadline time, and the cumulative residence time; and adjusting a time at which the packet is sent according to the deadline time adjustment value.

公开(公告)号：US20250133014A1

公开(公告)日：2025-04-24

申请号：US18686565

申请日：2022-06-15

Applicant: ZTE Corporation

Inventor： Guangping HUANG ,  Bin TAN ,  Shaofu PENG ,  Yong GUO ,  Bing HUANG

IPC: H04L45/302 ,  H04L47/80 ,  H04L67/10 ,  H04L67/63

Abstract: Provided in the embodiments of the present disclosure are a routing method and apparatus, a cloud resource registering method and apparatus, and a storage medium and an electronic apparatus. The routing method includes: predetermined information carried in a received application data packet is acquired, where the predetermined information includes a cloud resource identifier for processing a cloud resource of application data in the application data packet; information about a cloud node and/or cloud resource instance corresponding to the predetermined information is determined according to a cloud resource identifier routing table, where the cloud resource identifier routing table uses the cloud resource identifier as an index to record the information for providing the cloud node and/or cloud resource instance of the cloud resource identified by the cloud resource identifier; and the application data packet is routed and forwarded according to the determined information about the cloud node and/or cloud resource instance.

公开(公告)号：US20230239733A1

公开(公告)日：2023-07-27

申请号：US18013458

申请日：2021-05-07

Applicant: ZTE CORPORATION

Inventor： Quan XIONG ,  Shaofu PENG

IPC: H04W28/06 ,  H04W76/12

CPC classification number: H04W28/06 ,  H04W76/12

Abstract: Provided are an information exchange method and apparatus, a tunnel establishment method and apparatus, a communication node and a storage medium. The method includes: receiving segment routing Internet Protocol version 6 (SRv6) path segment compression information reported by a second communication node, where the SRv6 path segment compression information includes node construction information and node behavior information of an SRv6 path segment identifier; and sending SRv6 path segment compression configuration information to a third communication node according to the SRv6 path segment compression information.

公开(公告)号：US20230140531A1

公开(公告)日：2023-05-04

申请号：US17788044

申请日：2020-12-17

Applicant: ZTE CORPORATION

Inventor： Shaofu PENG

IPC: H04L45/745 ,  H04L45/00

Abstract: A routing method, a routing apparatus and a non-transitory computer-readable storage medium are disclosed. The routing method may include, establishing a forwarding path to a destination node; generating, for each segment in the forwarding path, a compressed segment identifier according to a segment identifier corresponding to a respective one segment in the forwarding path, and establishing a compressed segment identifier list according to each compressed segment identifier; constructing an IPv6 message based on the compressed segment identifier list; and forwarding the IPv6 message.

公开(公告)号：US20230033298A1

公开(公告)日：2023-02-02

申请号：US17758517

申请日：2020-12-17

Applicant: ZTE CORPORATION

Inventor： Shaofu PENG ,  Detao ZHAO

IPC: H04L45/302 ,  H04L45/00 ,  H04L45/12

Abstract: A routing method, a routing device and a computer-readable storage medium are disclosed. The routing method includes: allocating, to each of network slices corresponding to different algorithm types, a segment identifier corresponding to a respective algorithm type, and flooding the segment identifier through an IGP (S100); configuring, for each network slice, a QoS policy corresponding to a respective algorithm type (S200); and, forwarding a packet based on the segment identifier and the QoS policy (S300).

公开(公告)号：US20200213223A1

公开(公告)日：2020-07-02

申请号：US16623613

申请日：2018-05-29

Applicant: ZTE Corporation

Inventor： Shaofu PENG ,  Feicai JIN ,  Shencai ZHU

IPC: H04L12/717 ,  H04L12/707 ,  H04L12/715 ,  H04L12/911 ,  H04L12/46

Abstract: Provided are a method and apparatus for determining identification information about a cross-domain path, and a storage medium. The method includes: receiving a path computation request from a first child path computation element (PCE), wherein the path computation request carries a compression identifier for identifying compression of path segments and a path set-up type (PST); after identification information about a path from a source node to a destination node is acquired, instructing, according to the compression identifier and the PST, each of sub-PCEs corresponding to the one or more path segments to compress identification information about a respective one of the one or more path segments; and receiving the compressed identification information about each path segment.

公开(公告)号：US20240195657A1

公开(公告)日：2024-06-13

申请号：US18286801

申请日：2022-01-05

Applicant: ZTE Corporation

Inventor： Shaofu PENG

IPC: H04L12/46 ,  H04L12/66

CPC classification number: H04L12/4633 ,  H04L12/66

Abstract: Provided are a message sending method and apparatus, a message receiving method and apparatus, and a storage medium. The message sending method includes: sending, by an egress node, a Border Gateway Protocol (BGP) update message to an ingress node to notify the ingress node of routing reachability information, wherein the BGP update message includes a tunnel encapsulation attribute, which includes one or more pieces of tunnel encapsulation information, the tunnel encapsulation information including at least one of the following: a designated flow classification feature value and path information of a designated virtual network, and the tunnel encapsulation information being configured to instruct the ingress node to map, to a path of the designated virtual network, traffic which is sent to the egress node and has the designated flow classification feature value.