Providing diversity in simulation datasets during modeling of network devices

    公开(公告)号:US11087046B2

    公开(公告)日:2021-08-10

    申请号:US15933033

    申请日:2018-03-22

    Abstract: In general, techniques are described for providing diversity in simulation datasets during modeling. A device comprising a memory and a processor may be configured to perform the techniques. The memory may store simulation configuration files for conducting simulations of the network device within a test environment. The processor may conduct, based on the simulation configuration files, each of the simulations with respect to the network device to collect corresponding simulation datasets indicative of an operating state of the network device. The processor may determine a level of similarity between the simulation datasets, and select, responsive to a comparison of the level of similarity to a diversity threshold, a subset of the simulation datasets. The processor may generate, based on the selected subset of the simulation datasets, a model representative of the network device that predicts, responsive to configuration parameters for the network device, an operating state of the network device.

    Optical access network having emitter-free customer premise equipment and adaptive communication scheduling
    2.
    发明授权
    Optical access network having emitter-free customer premise equipment and adaptive communication scheduling 有权
    光接入网络具有无发射器的客户端设备和自适应通信调度

    公开(公告)号:US09350453B2

    公开(公告)日:2016-05-24

    申请号:US14231320

    申请日:2014-03-31

    Abstract: An access network includes an access device having an optical interface module that outputs a plurality of pairs of optical communication signals, each of the pairs of optical communication signals comprising a modulated optical transmit signal and an unmodulated optical receive signal, each of the pairs of optical communication signals having a different wavelength. A customer premise equipment (CPE) comprises an optical interface module to receive the modulated optical transmit signal and the unmodulated optical receive signal for any of the plurality of pairs of optical communication signals. The optical interface module includes a receive module to demodulate the modulated optical transmit signal into inbound symbols and a transmit module having an optical modulator and reflective optics to modulate the unmodulated optical receive signal in accordance with a data signal and reflect a modulated optical receive signal to communicate outbound data symbols to the access device.

    Abstract translation: 接入网络包括具有输出多对光通信信号的光接口模块的接入设备,每对光通信信号包括调制的光发射信号和未调制的光接收信号,每对光学 具有不同波长的通信信号。 客户驻地设备(CPE)包括光接口模块,用于接收调制的光发射信号和用于多对光通信信号中的任何一个的未调制的光接收信号。 光接口模块包括接收模块,用于将经调制的光发射信号解调为入射符号,以及具有光调制器和反射光学器件的发射模块,用于根据数据信号调制未调制的光接收信号,并将调制的光接收信号反射到 将出站数据符号传送到访问设备。

    SUBSCRIBER MANAGEMENT AND NETWORK SERVICE INTEGRATION FOR SOFTWARE-DEFINED NETWORKS HAVING CENTRALIZED CONTROL
    3.
    发明申请
    SUBSCRIBER MANAGEMENT AND NETWORK SERVICE INTEGRATION FOR SOFTWARE-DEFINED NETWORKS HAVING CENTRALIZED CONTROL 有权
    具有集中控制权的软件定义网络的订户管理和网络服务集成

    公开(公告)号:US20150207677A1

    公开(公告)日:2015-07-23

    申请号:US14672068

    申请日:2015-03-27

    Abstract: Subscriber management and network service integration for an access network is described in which a centralized controller provides seamless end-to-end service from a network to access nodes. For example, a method includes dynamically establishing a control channel between the centralized controller and an access node, and establishing a transport label switched path (LSP) transport network packets between the access node and the network node. The access node sends, via the control channel, an endpoint indication message that indicates that an endpoint that has joined the network at the access node. The access node receives a pseudo wire request message via the control channel to install forwarding state for creating a pseudo wire for providing one or more network services to the endpoint. The access node receives a direct switch message via the control channel to configure the access node to map traffic received from the endpoint to the pseudo wire.

    Abstract translation: 描述了用于接入网络的用户管理和网络服务集成,其中集中控制器提供从网络到接入节点的无缝端到端服务。 例如,一种方法包括在集中式控制器与接入节点之间动态建立控制信道,并在接入节点与网络节点之间建立传输标签交换路径(LSP)传输网络分组。 接入节点经由控制信道发送指示在接入节点处加入了网络的端点的端点指示消息。 接入节点经由控制信道接收伪线请求消息,以安装用于创建用于向端点提供一个或多个网络服务的伪线的转发状态。 接入节点经由控制信道接收直接切换消息,以配置接入节点将从端点接收的业务映射到伪线。

    Dequeuing and congestion control systems and methods for single stream multicast
    4.
    发明授权
    Dequeuing and congestion control systems and methods for single stream multicast 有权
    单流多播的出队和拥塞控制系统和方法

    公开(公告)号:US08913541B2

    公开(公告)日:2014-12-16

    申请号:US14189379

    申请日:2014-02-25

    Abstract: A system that processes single stream multicast data includes multiple queues, a dequeue engine, and/or a queue control engine. The queues temporarily store data. At least one of the queues stores single stream multicast data. A multicast count is associated with the single stream multicast data and corresponds to a number of destinations to which the single stream multicast data is to be sent. The dequeue engine dequeues data from the queues. If the data corresponds to the single stream multicast data, the dequeue engine examines the multicast count associated with the single stream multicast data and dequeues the single stream multicast data based on the multicast count. The queue control engine examines one of the queues to determine whether to drop data from the queue and marks the data based on a result of the determination.

    Abstract translation: 处理单流多播数据的系统包括多个队列,出队引擎和/或队列控制引擎。 队列临时存储数据。 至少一个队列存储单流多播数据。 组播计数与单流多播数据相关联,并且对应于要发送单流多播数据的多个目的地。 出队引擎将队列中的数据排队。 如果数据对应于单流多播数据,则出队引擎检查与单流多播数据相关联的多播计数,并基于多播计数出发单流多播数据。 队列控制引擎检查其中一个队列,以确定是否从队列中删除数据,并根据确定的结果标记数据。

    AGGREGATION NETWORK WITH CENTRALIZED CONTROL
    5.
    发明申请
    AGGREGATION NETWORK WITH CENTRALIZED CONTROL 审中-公开
    集中控制网络

    公开(公告)号:US20140211615A1

    公开(公告)日:2014-07-31

    申请号:US14231350

    申请日:2014-03-31

    Abstract: An access network is described in which a centralized controller provides seamless end-to-end service from a core-facing edge of a service provider network through aggregation and access infrastructure out to access nodes located proximate the subscriber devices. The controller operates to provide a central configuration point for configuring aggregation nodes (AGs) of a network of the service provider so as to provide transport services to transport traffic between access nodes (AXs) and edge routers on opposite borders of the network.

    Abstract translation: 描述了一种接入网络,其中集中式控制器通过聚合和接入基础设施向位于接近用户设备的接入节点提供从服务提供商网络的面向核心边缘的无缝端到端服务。 控制器操作以提供用于配置服务提供商的网络的聚合节点(AG)的中央配置点,以便提供传输服务以在网络的相对边界上的接入节点(AX)和边缘路由器之间传输业务。

    Automated network device model creation using randomized test beds

    公开(公告)号:US11093666B2

    公开(公告)日:2021-08-17

    申请号:US15928932

    申请日:2018-03-22

    Abstract: In general, techniques are described for automated network device model creation using randomized test beds. A device comprising a processor may be configured to perform the techniques. The processor may generate, based on simulation configuration files, configuration objects for performing a plurality of simulation iterations with respect to the network device operating within a test environment. Each of the simulation iterations may be configured to randomly assign parameters within the test environment. The driver may conduct, based on the configuration objects, each of the simulation iterations within the test environment to collect simulation datasets representative of operating states of the network device. The analytics module may perform machine learning with respect to each of the simulation datasets to generate a model that predicts, responsive to configuration parameters, an operating state of the network device when configured with the configuration parameters for the network device.

    Aggregation network with centralized control
    7.
    发明授权
    Aggregation network with centralized control 有权
    集中控制网络

    公开(公告)号:US09350661B2

    公开(公告)日:2016-05-24

    申请号:US14231350

    申请日:2014-03-31

    Abstract: An access network is described in which a centralized controller provides seamless end-to-end service from a core-facing edge of a service provider network through aggregation and access infrastructure out to access nodes located proximate the subscriber devices. The controller operates to provide a central configuration point for configuring aggregation nodes (AGs) of a network of the service provider so as to provide transport services to transport traffic between access nodes (AXs) and edge routers on opposite borders of the network.

    Abstract translation: 描述了一种接入网络,其中集中式控制器通过聚合和接入基础设施向位于接近用户设备的接入节点提供从服务提供商网络的面向核心边缘的无缝端到端服务。 控制器操作以提供用于配置服务提供商的网络的聚合节点(AG)的中央配置点,以便提供传输服务以在网络的相对边界上的接入节点(AX)和边缘路由器之间传输业务。

    MESH NETWORK OF SIMPLE NODES WITH CENTRALIZED CONTROL
    8.
    发明申请
    MESH NETWORK OF SIMPLE NODES WITH CENTRALIZED CONTROL 有权
    具有集中控制的简单网络的网络

    公开(公告)号:US20160094398A1

    公开(公告)日:2016-03-31

    申请号:US14500793

    申请日:2014-09-29

    Abstract: A mesh network of wired and/or wireless nodes is described in which a centralized controller provides seamless end-to-end service from the edge of the mesh network to mesh nodes located proximate to subscriber devices. The controller operates to provide a central configuration point for configuring forwarding planes of the mesh nodes of the mesh network, so as to set up transport data channels to transport traffic from the edge nodes via the mesh nodes to the subscriber devices.

    Abstract translation: 描述了有线和/或无线节点的网状网络,其中集中控制器提供从网状网络的边缘到位于邻近用户设备的网状节点的无缝端到端服务。 控制器操作以提供用于配置网状网络的网状节点的转发平面的中央配置点,以便建立传输数据信道以将来自边缘节点的业务经由网格节点传送到订户设备。

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