Scalable policy management for virtual networks

    公开(公告)号:US10742690B2

    公开(公告)日:2020-08-11

    申请号:US15819522

    申请日:2017-11-21

    Abstract: Techniques are disclosed for implementing scalable policies across a plurality of categories that support application workloads. In one example, a policy controller assigns to the plurality of categories tags specifying one or more of a plurality of dimensions. The policy controller distributes a plurality of policies to policy agents for the plurality of categories. Each policy includes one or more policy rules, and each policy rule includes one or more tags specifying one or more of the plurality of dimensions. For each policy rule, the policy agents allow or deny a traffic flow between objects that belong to categories of the plurality of categories described by the one or more dimensions of a respective tag of the policy rule.

    ANALYSIS SYSTEM FOR SOFTWARE-DEFINED NETWORK ARCHITECTURES

    公开(公告)号:US20240214294A1

    公开(公告)日:2024-06-27

    申请号:US18146274

    申请日:2022-12-23

    CPC classification number: H04L43/20 H04L41/40

    Abstract: In general, techniques are described that provide an analysis system for analyzing a software-defined networking (SDN) architecture system. The analysis system comprising the processing circuitry configured to obtain operational data representative of one or more of configuration, operation, and maintenance of the SDN architecture system. The processing circuitry may identify dependencies between the operational data that identify dependencies between objects representative of the configuration, operation, and maintenance of the SDN architecture system. The processing circuitry may perform, while traversing the dependences between the operational data, analysis with respect to the operational data in order to identify potential issues in the SDN architecture system, and output the potential issues in the SDN architecture system.

    METRIC GROUPS FOR SOFTWARE-DEFINED NETWORK ARCHITECTURES

    公开(公告)号:US20230409369A1

    公开(公告)日:2023-12-21

    申请号:US17933566

    申请日:2022-09-20

    Abstract: In general, techniques are described for an efficient exportation of metrics data within a software defined network (SDN) architecture. A network controller for a software-defined networking (SDN) architecture system comprising processing circuitry may implement the techniques. A telemetry node configured for execution by the processing circuitry may process a request by which to enable a metric group that defines a subset of metrics from a plurality of metrics to export from compute nodes. The telemetry node may also transform, based on the request to enable the metric group, the subset of the one or more metrics into telemetry exporter configuration data that configures a telemetry exporter deployed at the compute nodes to export the subset of the metrics. The telemetry node may also interface with the telemetry exporter to configure, based on the telemetry exporter configuration data, the telemetry exporter to export the subset of the metrics.

    Path flow of telemetry flow data for bare metal servers

    公开(公告)号:US11765488B1

    公开(公告)日:2023-09-19

    申请号:US17649316

    申请日:2022-01-28

    CPC classification number: H04Q9/00

    Abstract: A method includes receiving, by a network analyzer implemented in circuitry, from a network device of a plurality of network devices, a sensor message for telemetry flow data. The sensor message indicates an interface index for a network interface, a virtual network identifier associated with a virtual network, and an IP address. The method further includes receiving, by the network analyzer, from the network device, a telemetry flow message for the telemetry flow data. The method further includes, in response to determining that the telemetry flow message includes an indication of an interface index that matches the interface index of the sensor message and that the telemetry flow message includes an indication of a virtual network identifier that matches the virtual network identifier of the sensor message, setting, by the network analyzer, the IP address as the source of the telemetry flow data.

    Inter-application workload network traffic monitoring and visuailization

    公开(公告)号:US11588708B1

    公开(公告)日:2023-02-21

    申请号:US17449640

    申请日:2021-09-30

    Abstract: Graphical user interfaces are generated that, when displayed, provide a visual and interactive representation of one or more aspects associated with the execution of one or more applications on a computer network. The graphical user interfaces may in include graphical depictions representation policy objects, each policy object assigned one or more tags, each tag assigned to a category or a sub-category. The tags, when taken in combination, may identify an application, and one or more other characteristics associated with each of the policy objects. The graphical elements representing the policy objects may be displayed in the graphical user interfaces so that the policy objects assigned to tags in a category are positioned in an outer ring, and policy objects assigned to sub-category tags are positioned in a inner ring surrounded by the outer ring, with interconnection elements representing communications between policy objects extending within an interior area.

    PACKET STEERING TO A HOST-BASED FIREWALL IN VIRTUALIZED ENVIRONMENTS

    公开(公告)号:US20220303246A1

    公开(公告)日:2022-09-22

    申请号:US16652643

    申请日:2020-02-27

    Abstract: Techniques are disclosed for redirecting network traffic of virtualized application workload to a host-based firewall. For example, a system comprises a software defined networking (SDN) controller of a multi-tenant virtualized data center configured to: receive a security policy expressed as one or more tags to redirect traffic of a virtualized application workload to a host-based firewall (HBF) of the multi-tenant virtualized data center; configure network connectivity to the HBF in accordance with the security policy; a security controller that manages the HBF configured to: obtain the one or more tags from the SDN controller; receive one or more firewall policies expressed in terms of the one or more tags, wherein each of the one or more firewall policies specifies a function of the HBF; and configure the function of the HBF in accordance with the one or more firewall policies.

    Scalable port range management for security policies

    公开(公告)号:US11418546B1

    公开(公告)日:2022-08-16

    申请号:US17009631

    申请日:2020-09-01

    Abstract: Techniques are disclosed for implementing scalable port range policies across a plurality of categories that support application workloads. In one example, a policy agent receives, from a centralized controller for a computer network, a plurality of policies. Each policy of the plurality of policies includes one or more policy rules, and each of the one or more policy rules specifies one or more tags specifying one or more dimensions for application workloads executed by the one or more computing devices and a corresponding port range. The policy agent assigns, based on a policy rule, a port range specified by the policy rule to objects of the one or more computing devices that belong to categories described by the one or more dimensions of the one or more tags of the policy rule. The categories support the application workloads and are assigned to the tags by a centralized controller.

    Scalable policy management for virtual networks

    公开(公告)号:US11323487B1

    公开(公告)日:2022-05-03

    申请号:US16947570

    申请日:2020-08-06

    Abstract: Techniques are disclosed for implementing scalable policies across a plurality of categories that support application workloads. In one example, a policy controller assigns to the plurality of categories tags specifying one or more of a plurality of dimensions. The policy controller distributes a plurality of policies to policy agents for the plurality of categories. Each policy includes one or more policy rules, and each policy rule includes one or more tags specifying one or more of the plurality of dimensions. For each policy rule, the policy agents allow or deny a traffic flow between objects that belong to categories of the plurality of categories described by the one or more dimensions of a respective tag of the policy rule.

    Using multidimensional metadata tag sets to determine resource allocation in a distributed computing environment

    公开(公告)号:US11216309B2

    公开(公告)日:2022-01-04

    申请号:US16444971

    申请日:2019-06-18

    Abstract: An example method includes receiving a resource request for at least one compute and/or storage resource from a distributed computing system distributed among multiple data centers, determining a resource policy that is associated with the resource request, wherein the resource policy includes a rule specifying at least one metadata tag and at least one criterion associated with the at least one metadata tag, identifying at least one object included in a resource object model that complies with the rule of the resource policy, wherein the at least one object has an assigned value for the metadata tag that satisfies the at least one criterion, selecting a data center that is associated with the at least one object identified from the resource object model, and deploying, on the selected data center, the at least one compute or storage resource.

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