Distributed diagnostics for network wide route policy analyzer and other use cases
Granted: January 28, 2025
Patent Number:
12212450
Presented herein are techniques to perform call failure diagnostics. A method includes receiving, at a network device, an indication of calls-of-interest, detecting, at the network device, a failure of one of the calls-of-interest, triggering, in response to the detecting, at the network device, diagnostics data analysis of data associated with the failure of one of the calls-of-interest, determining, based on the diagnostics data analysis, a cause of the failure of the one of the…
Intelligent dynamic air baffle
Granted: January 28, 2025
Patent Number:
12213276
A dynamic air baffle comprises: spaced-apart first and second plates configured to be positioned adjacent to at least one heat source to be cooled by an airflow; a heat insulator sandwiched between the first and second plates; and an air flap coupled to the first and second plates and extending into the airflow; wherein the first and second plates are configured such that a differential temperature between the first and second plates causes a differential expansion in lengths of the…
Device address rotation management protocol for a wireless local area network
Granted: January 28, 2025
Patent Number:
12212542
Techniques herein facilitate a device address rotation management protocol that may be implemented for a wireless local area network (WLAN), which can be used to influence when wireless client devices or stations may rotate their Media Access Control (MAC) addresses, how to perform such rotations, and/or the like. In one example, a method may include providing, by an access point (AP), a first communication indicating that the AP supports a MAC address rotation management protocol;…
Device address rotation authorization and verification
Granted: January 28, 2025
Patent Number:
12212541
An authorization device obtains a registration request associated with an end device, the registration request including a new randomized media access control (MAC) address associated with the end device; determines whether the end device is authorized to use the new randomized MAC address; transmits a message to the end device with a first randomly generated number when it is determined that the end device is authorized to use the new randomized MAC address; obtains integrity…
Hierarchical provisioning of network devices
Granted: January 28, 2025
Patent Number:
12212540
Automated techniques for converting network devices from a Layer 2 (L2) network into a Layer 3 (L3) network in a hierarchical manner are described herein. The network devices may be configured to boot such that their ports are in an initialization mode in which the ports are unable to transmit locally generated DHCP packets. When a network device detects that a neighbor (or “peer”) device has acquired an IP address or has been configured by a network controller, then the port on…
Inducing delay from a peer node to quantify latency-based behavior
Granted: January 28, 2025
Patent Number:
12212493
Techniques and architecture are described for inducing precise delays in a network device (network node) that has the capability to act on packets/traffic flows based on policy configurations of the network device and delays experienced by traffic in the network device. This capability may be used for testing and verification of the network device to verify that the network device meets the configured policies. Additionally, this capability may be utilized in an operational network to…
Multicasting within a mutual subnetwork
Granted: January 28, 2025
Patent Number:
12212485
A method may include bridging in, via a fabric, a multicast data packet from a source device to a first edge device of a plurality of edge devices and flooding the multicast data packet to the plurality of edge devices within a mutual subnetwork of the fabric. The method further includes bridging out the multicast data packet from a second edge device of the plurality of edge devices to a receiving device. The source device and the receiving device are located within the mutual…
End-to-end distributed tracing with external telemetry data
Granted: January 28, 2025
Patent Number:
12212477
Techniques are described for generating an end-to-end distributed trace in connection with a cloud or datacenter environment. In one example, a server obtains target application telemetry data and external telemetry data associated with one or more correlation identifiers included in one or more network communications provided to a target application in the cloud or datacenter environment. The server aggregates the target application telemetry data and the external telemetry data based…
System and method for network policy simulation
Granted: January 28, 2025
Patent Number:
12212476
This disclosure generally relate to a method and system for network policy simulation in a distributed computing system. The present technology relates techniques that enable simulation of a new network policy with regard to its effects on the network data flow. By enabling a simulation data flow that is parallel and independent from the regular data flow, the present technology can provide optimized network security management with improved efficiency.
Network issue tracking and resolution system
Granted: January 28, 2025
Patent Number:
12212451
In one embodiment, an issue analysis service obtains telemetry data from a plurality of devices in a network across a plurality of time intervals. The service detects a failure event in which a device in the network is in a failure state. The service clusters the telemetry data obtained prior to the failure event into rounds according to time intervals in which the telemetry data was collected. Each round corresponds to a particular time interval. The service applies a machine…
Conferencing device
Granted: January 28, 2025
Patent Number:
D1059328
Method and system for managing network-to-network interconnection
Granted: January 28, 2025
Patent Number:
12212434
This disclosure describes methods and systems to externally manage network-to-network interconnect configuration data in conjunction with a centralized database subsystem. An example of the methods includes receiving and storing, in the centralized database subsystem, data indicative of user intent to interconnect at least a first network and a second network. The example method further includes, based at least in part on the data indicative of user intent, determining and storing, in…
Systems and methods for supporting mixed IGMP querier versions
Granted: January 28, 2025
Patent Number:
12212426
According to some embodiments, an Ethernet Virtual Private Network (EVPN) includes a first router configured as an Internet Group Management Protocol (IGMP) version 3 querier and a second router configured as an IGMP version 2 querier. The second router is configured to receive a Selective Multicast Ethernet (SMET) route message generated by the first router. The SMET route message includes an IGMP version 3 join request from a receiver, and the IGMP version 3 join request includes an…
Method and apparatus of scheduling for device to device (D2D) communication
Granted: January 28, 2025
Patent Number:
12212415
Exemplary embodiments provide a method and apparatus for supporting a device-to-device (D2D) communication between user equipments (UEs), the method including: generating, at an evolved NodeB (eNB), D2D scheduling assignment (D2D SA) grant; transmitting the generated D2D SA grant to a transmission (Tx) UTE, the D2D SA grant enabling the Tx UE to transmit an SA to a reception (Rx) UE through a D2D communication; generating, at the eNB, a D2D data grant; transmitting the generated D2D data…
Improving radio frequency (RF) performance by optimizing temperature in an access point (AP) ecosystem
Granted: January 28, 2025
Patent Number:
12212350
Improved Radio Frequency (RF) performance by optimizing temperature may be provided. A plurality of heatmaps may be created associating a plurality of component heat characteristics, of a plurality of components of a device, with a plurality of pre-defined performance trade-off states. Next, a shortest path through the plurality of pre-defined performance trade-off states may be determined. The device may then be placed in successive ones of the plurality of pre-defined performance…
Systems and methods for detecting and tracking infectious diseases using sensor data
Granted: January 28, 2025
Patent Number:
12211625
An example method for identifying and reporting a space or individual that has been exposed to an infectious disease includes identifying sensor data related to one or more individuals in a space; determining, based on the sensor data, that a particular individual among the one or more individuals is infected with an infectious disease; generating a report requesting that the space be disinfected; and outputting the report to a computing device.
System and method of providing universal mobile internet proxy printing
Granted: January 28, 2025
Patent Number:
12210783
Disclosed is a method to enable printing on legacy devices. The method includes discovering a legacy device that does not have a universal record that enables the legacy device to provide services to a mobile device through a network, appending the universal record for the legacy device, transmitting the universal record for the legacy device to a controller, receiving, at the controller and from the mobile device, a request for services which can be provided by the legacy device,…
Systems and methods for providing confidence in an oracle
Granted: January 28, 2025
Patent Number:
12210513
Presented herein are techniques for verifying data. A method can include obtaining, from an oracle, a first data set associated with a distributed ledger. The method further includes obtaining a plurality of data sets from a plurality of sources. The method further includes generating a confidence level regarding the first data set for validating the first data set, based on comparing the first data set to the plurality of data sets. The method further includes storing the first data set…
Integration of power and optics through cold plates for delivery to electronic and photonic integrated circuits
Granted: January 28, 2025
Patent Number:
12210199
In one embodiment, an apparatus includes an upper cold plate and a lower cold plate, at least one of the upper cold plate or the lower cold plate comprising an electrical or optical path extending therethrough, a substrate and die package interposed between the upper cold plate or the lower cold plate, and a connector coupled to one of the upper cold plate or the lower cold plate for transmitting power or an optical signal through the electrical or optical path to the substrate and die…
Configurable bi-directional airflow fan
Granted: January 28, 2025
Patent Number:
12209596
Various devices, systems, and methods are described herein that provide bi-directional, and even multi-directional airflow within fan systems. These fan systems can be utilized by devices such as datacenter switches to change from one direction of airflow (such as port side inlet) to another direction (such as port side exhaust). This can be done manually by having a multi-directional fan housed within an enclosure that provides access through a hatch door. The multi-directional fan can…
