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公开(公告)号:US20170289216A1
公开(公告)日:2017-10-05
申请号:US15085843
申请日:2016-03-30
发明人: Vinod Kumar N , Sudarsanan Codandam
IPC分类号: H04L29/06 , H04L12/723
CPC分类号: H04L65/4076 , H04L45/22 , H04L45/24 , H04L45/28 , H04L45/50
摘要: In general, techniques are described for providing Hot-Root Standby in Global Table Multicast (GTM) environments. For example, in such GTM environments, normally a single unicast route to the customer multicast source (“C-Source”) will be available to egress provider edge (PE) routers. As described herein, ingress PE routers may advertise multiple routes to a C-Source, including unicast routes that include Route Import Extended Communities, which are imported by egress PE routers. This enables an egress PE router to have multiple paths to the C-Source, and the egress PE router may generate multiple C-multicast source tree joins for respective ingress PE routers in order to receive respective multicast streams sourced by the C-Source from the ingress PE routers.
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公开(公告)号:US20240356797A1
公开(公告)日:2024-10-24
申请号:US18759496
申请日:2024-06-28
IPC分类号: H04L41/0663 , H04L41/0659 , H04L43/10
CPC分类号: H04L41/0663 , H04L41/0661 , H04L43/10
摘要: Techniques are disclosed for reporting diagnostics data by a first network device to a cloud-based Wide Area Network (WAN) assurance system, responsive to the first network device detecting a communication issue with the cloud-based WAN assurance system. For example, the first network device detects an issue with sending telemetry data to the cloud-based WAN assurance system via a first communication path. In response, the first network device determines a second network device that has connectivity to the WAN assurance system. The first network device sends diagnostics data to the second network device along a second communication path for forwarding to the cloud-based WAN assurance system. The cloud-based WAN assurance system receives the diagnostics data from the second network device. The cloud-based WAN assurance system controls the second network device to remediate the first network device based on the diagnostics data.
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公开(公告)号:US12113832B2
公开(公告)日:2024-10-08
申请号:US18057057
申请日:2022-11-18
发明人: Gurminder Singh , Pei-Yu Yang , Rong Xie
CPC分类号: H04L63/20 , H04L63/104
摘要: In some examples, a system includes a network managed by a service provider and configured to provide access to one or more objects to a set of tenants each having one or more users, the service provider and the set of tenants being part of a set of entities that form a hierarchy, and a controller having access to the network. The controller is configured to obtain data indicative of a set of parameters, where the data indicative of the set of parameters is associated with an owner entity of the set of entities, generate a rule which incorporates the set of parameters, where the rule enables the controller to control access to an object of the one or more objects, and add the rule to a rules database, wherein the rules database is accessible to the controller.
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公开(公告)号:US12107726B2
公开(公告)日:2024-10-01
申请号:US18066626
申请日:2022-12-15
IPC分类号: H04L41/082 , H04L41/0894 , H04L43/062
CPC分类号: H04L41/082 , H04L41/0894 , H04L43/062
摘要: Techniques are disclosed for identifying sets of network devices to which to deploy a software upgrade based on an importance to the network of each network device. For example, a network system obtains information identifying a number of instances of an application associated with network traffic forwarded by each network device of a plurality of network devices. The instances of the application are executed by client devices serviced by each network device in forwarding the network traffic. The network system assigns each network device to different upgrade groups based on the number of instances of the application, each upgrade group associated with a different relative priority. The network system deploys a software upgrade to each network device according to a priority of the respective upgrade group relative to a priority of the other upgrade groups.
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公开(公告)号:US12095661B2
公开(公告)日:2024-09-17
申请号:US17936984
申请日:2022-09-30
发明人: Rashmi Maharia
摘要: A network device may define a container LSP that includes multiple member LSPs. Each of the multiple member LSPs defines a path from the network device through a network of a plurality of network devices. The network device may receive traffic that includes multiple packet flows. The network device may identify a first set of packet flows that are intolerant to packet reordering. The network device may identify a second set of packet flows that are tolerant to packet reordering. The network device may distribute each of the first set of packet flows to a corresponding one of the multiple member LSPs. The network device may process the second set of packet flows to determine a distribution sequence for the second set of packet flows. The network device may distribute the second set of packet flows among the multiple member LSPs based on the distribution sequence.
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公开(公告)号:US12089271B2
公开(公告)日:2024-09-10
申请号:US18309936
申请日:2023-05-01
发明人: Venkatesh Padebettu
IPC分类号: H04W76/12 , H04W8/02 , H04W60/06 , H04W76/15 , H04W76/22 , H04W76/25 , H04W76/34 , H04W76/38 , H04W80/06
CPC分类号: H04W76/12 , H04W8/02 , H04W60/06 , H04W76/15 , H04W76/22 , H04W76/25 , H04W76/34 , H04W76/38 , H04W80/06
摘要: A device may utilize a point-to-point protocol over Ethernet (PPPoE) and a point-to-point protocol (PPP) to register the device with a core network, and may establish a first packet data unit (PDU) session with the core network based on the PPPoE and the PPP. The device may configure the first PDU session, based on the PPPoE and the PPP, to provide a first service, and may generate first keep alive messages to maintain the first PDU session. The device may establish a second PDU session with the core network based on the PPPoE and the PPP, and may configure the second PDU session based on the PPPoE and the PPP, where the second PDU session is configured to provide a second service that is different than the first service. The device may generate second keep alive messages to maintain the second PDU session.
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公开(公告)号:US12088453B2
公开(公告)日:2024-09-10
申请号:US18060910
申请日:2022-12-01
发明人: Ebrahim Safavi
IPC分类号: H04L41/0631 , H04L41/0681 , H04L41/0816 , H04L41/147 , H04L41/16
CPC分类号: H04L41/064 , H04L41/0681 , H04L41/0816 , H04L41/147 , H04L41/16
摘要: A network management system may detect congestion and other network problems, identify the root cause of the issue and invoke remedial actions. The network management system may collect a time series of network data from various devices in the network. The network management system may use the collected network data to determine metrics indicating whether the network is experiencing congestion and/or anomalies, and if so, what is the root cause. Once the root cause is identified an automated and/or manual corrective action may take place.
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公开(公告)号:US12075337B2
公开(公告)日:2024-08-27
申请号:US17644973
申请日:2021-12-17
发明人: Lyubov Nesteroff , Arda Akman , Yelena Kozlova , Ojas Gupta , Fatima Rafiqui , Jeremy Alan Tidemann , Marc-Andre Bordeleau
摘要: A computing device is configured to: obtain information of tracking areas including a first and second tracking area, the first tracking area comprising first cells and the second tracking area comprising second cells; generate a user interface with a visualization of the tracking areas, the user interface comprising first cell user interface elements visually representing the first cells and second cell user interface elements visually representing the second cells; output the user interface for display at a display device; receive user input indicative of filtering criteria; generate a modified user interface by modifying at least one of the first cell user interface elements or the second user interface elements to visually indicate the first tracking area satisfies the filtering criteria and the second tracking area does not satisfy the filtering criteria; and output the modified user interface for display at the display device.
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公开(公告)号:US12074780B2
公开(公告)日:2024-08-27
申请号:US17455214
申请日:2021-11-16
发明人: Jorma Ikäheimo
IPC分类号: H04L43/55 , H04L41/08 , H04L41/0816 , H04L41/0853 , H04L41/5019 , H04L43/50 , H04L67/10
CPC分类号: H04L43/50 , H04L41/0816 , H04L41/0853 , H04L41/0883 , H04L41/5019 , H04L43/55 , H04L67/10
摘要: A method includes receiving, by a computing system, a declarative testing descriptor for active testing of a network slice implemented by first virtualized services in a network; receiving, by the computing system and from an orchestration layer, metadata associated with the network slice; determining, by the computing system and based on the declarative testing description and the metadata, active testing configuration for testing the network slice; and starting an active test according to the active testing configuration and determining service level violations based on a result of the active test.
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公开(公告)号:US20240275707A1
公开(公告)日:2024-08-15
申请号:US18003300
申请日:2022-06-22
发明人: Aleksei Slutckii , Diheng Qu , Chi Fung Michael Chan , Atul Bashkarrao Patil , Georgy Savostyanov , Ilia Kharin
IPC分类号: H04L43/50 , H04L41/22 , H04L43/062
CPC分类号: H04L43/50 , H04L41/22 , H04L43/062
摘要: A controller device includes one or more processors and a memory for storing instructions that, when executed, cause the one or more processors to receive, from a set of network devices in a network, a time series of telemetry data; determine, using telemetry data, a threshold for a parameter of a network device of the set of network devices; in response to reception of an indication that an instant value for the parameter does not satisfy the determined threshold for the parameter, determine that an anomaly has occurred at the network device; in response to the determination, generate a user interface having first data for a first time period that occurs before the anomaly, second data for a second time period corresponding to when the anomaly occurs in the network, and third data for a third time period that occurs after the anomaly.
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