Patents by Inventor Chengqing Wu

Chengqing Wu 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).

  • Method, device and system for implementing VPN configuration service
    Patent number: 7933978
    Abstract: The present invention provides a method, device and system for implementing a VPN configuration service. According to the invention, a VPN configuration request message is received at a network side and a verification is performed on the VPN configuration request message with a directory service table; and the directory service table is updated after the verification is passed; and, thus, a VPN configuration is implemented. Thus, the efficiency of the VPN service is improved. Through configuring the VPN policy information, the VPN connection request of the user is limited within a closed user group and a corresponding control is performed on the VPN connection request of the user. Thus, a flexible management mode is achieved.
    Type: Grant
    Filed: November 24, 2008
    Date of Patent: April 26, 2011
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Yongliang Xu, Jianhua Gao, Chengqing Wu
  • METHOD, DEVICE AND SYSTEM FOR IMPLEMENTING VPN CONFIGURATION SERVICE
    Publication number: 20090083403
    Abstract: The present invention provides a method, device and system for implementing a VPN configuration service. According to the invention, a VPN configuration request message is received at a network side and a verification is performed on the VPN configuration request message with a directory service table; and the directory service table is updated after the verification is passed; and, thus, a VPN configuration is implemented. Thus, the efficiency of the VPN service is improved. Through configuring the VPN policy information, the VPN connection request of the user is limited within a closed user group and a corresponding control is performed on the VPN connection request of the user. Thus, a flexible management mode is achieved.
    Type: Application
    Filed: November 24, 2008
    Publication date: March 26, 2009
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Yongliang XU, Jianhua GAO, Chengqing WU