Patents by Inventor Xinjun Xu

Xinjun Xu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Data packet forwarding method, device, and system
    Patent number: 11146488
    Abstract: A data packet forwarding method and an apparatus, where the method includes: receiving, by a forwarding device, a first default flow entry of the virtual network from a controller, where the first default flow entry of the virtual network instructs the forwarding device to send a data packet to a specified forwarding device when the forwarding device looks up a first flow table based on a match item of the data packet but no flow entry is hit; receiving, a first data packet from an end system; and when the controller is faulty and the forwarding device looks up the first flow table based on a match item of the first data packet but no flow entry is hit, sending, by the forwarding device, the first data packet to the specified forwarding device using the first default flow entry of the virtual network.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: October 12, 2021
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Weiguo Hao, Xinjun Xu, Hao Wu, Fei Zhang
  • Data Packet Forwarding Method, Device, and System
    Publication number: 20200044969
    Abstract: A data packet forwarding method and an apparatus, where the method includes: receiving, by a forwarding device, a first default flow entry of the virtual network from a controller, where the first default flow entry of the virtual network instructs the forwarding device to send a data packet to a specified forwarding device when the forwarding device looks up a first flow table based on a match item of the data packet but no flow entry is hit; receiving, a first data packet from an end system; and when the controller is faulty and the forwarding device looks up the first flow table based on a match item of the first data packet but no flow entry is hit, sending, by the forwarding device, the first data packet to the specified forwarding device using the first default flow entry of the virtual network.
    Type: Application
    Filed: October 10, 2019
    Publication date: February 6, 2020
    Inventors: Weiguo Hao, Xinjun Xu, Hao Wu, Fei Zhang