A ring control data exchange system includes a first networking device in a first datacenter and a second networking device in a second datacenter and in a ring configuration with the first networking device. The second networking device identifies first control data packets, performs a hashing operation on the first control data packets to generate respective first control data hash values, and transmits the first control data packets to the first networking device. Subsequently, the second networking device identifies second control data packets, performs the hashing operation on the second control data packets to generate respective second control data hash values, determines that the respective second control data hash values match the respective first control data hash values and, in response, generates and transmits a first consolidated control data hash value to the first networking device while not transmitting the second control data packets to the first networking device.

Systems and methods distributing data within a network for long-term storage are provided. Confederate host computers are arranged into interconnected rings by bridging confederate host computers. Payloads are routed through the network to a respective one of the rings associated with a respective one of the ring identifiers matching the identifier of the respective data payload for storage. Preferably, the bridging confederate host computers identify a destination ring for the payloads, transmit the payload to a next confederate host computer in a current ring where an identifier for the payload matches a ring identifier for the current ring, and transmit the payload to a next confederate host computer in a connected ring where the identifier associated with the payload does not match the ring identifier for the current ring.

The invention relates to a vehicle having fail-safe internal data transfer. The vehicle comprises a vehicle body and a wired data transfer network provided on the vehicle body. Furthermore, network subscribers are provided on the vehicle body, which network subscribers are connected to each other via respective network nodes of the data transfer network. The data transfer network has a data-transferring ring wiring.

A co-packaged, multiplane network includes: an enclosure; a portion of a first network plane disposed within the enclosure and comprising a first plurality of interconnected switches; a portion of a second network plane disposed within the enclosure and comprising a second plurality of interconnected switches, the second network plane being independent of the first network plane and having the same topology as the first network plane; and a plurality of connectors, each connector being communicatively coupled to a respective port of each of the first plurality of interconnected switches and the second plurality of interconnected switches.

The present invention relates to electronic systems for use in high demand or mission critical environments, including power stations, sub-stations, roadside transportation, rail, and industrial applications. The present invention provides a) increased resilience of mission critical communications infrastructure b) ability to maintain multiple independent RSTP domains over HSR ring d) method of using a hidden VLAN as an RSTP domain ID c) a method of creating multiple redundant protocols domains over HSR ring.

Provided is a collision prevention system of a multi-master including: a plurality of external modules; and an integrated device. The integrated device includes: a plurality of interfaces connected respectively to the plurality of external modules and respectively controlled by corresponding external modules; a plurality of internal modules; a plurality of dedicated buffers connected respectively to the plurality of interfaces and the plurality of internal modules; and a common block connected to the plurality of dedicated buffers and controlled by the plurality of interfaces and the plurality of internal modules. The plurality of dedicated buffers includes a GBU and a plurality of LBUs. The GBU and the plurality of LBUs are connected to two neighboring GBUs and a plurality of LBUs to form a ring communication topology, which transmits ring communication data in one direction. The common block is connected to the ring communication topology through the GBU.

A method and a device for each network element node in a transoceanic multiplex section shared protection ring to automatically discover a cross-node service topology. According to the present invention, the method for automatically discovering a cross-node service topology comprises the following steps: at the node, generating a message containing service identification information of the node, the service identification information being used for identifying a service flow configured for a protection group; sending the message containing the service identification information through the transoceanic multiplex section shared protection ring; and at at least one of other nodes, determining a cross-node service crossing topology according to the message containing the service identification information. According to the embodiment of the present invention, by adopting a data communication channel to periodically send a broadcast message and interacting with a configuration module and a protection protocol module in real time, when a fault occurs in a ring.

A communication device includes a master station, a ring-type transmission line whose start point and end point are connected to the master station, and a plurality of slave stations connected to the ring-type transmission line in parallel. The master station transmits a signal and feeds electric power from both of the start point and the end point of the ring-type transmission line. Each of the slave stations includes an impedance variable element connected to the ring-type transmission line in parallel, and values are set to the impedance variable elements in accordance with the connection positions of the slave stations.

A network interface of a network user having at least one physical interface for connecting the network interface to a network interface of a different network user, at least one data selector, which is connected to the physical interface and which is suitable for receiving data from the physical interface and sending data to the physical interface, and at least one data switch, which is connected to the data selector and which is suitable for receiving data from the data selector and sending data to the data selector.

Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for three-dimensionally stacked neural network accelerators. In one aspect, a method includes obtaining data specifying that a tile from a plurality of tiles in a three-dimensionally stacked neural network accelerator is a faulty tile. The three-dimensionally stacked neural network accelerator includes a plurality of neural network dies, each neural network die including a respective plurality of tiles, each tile has input and output connections. The three-dimensionally stacked neural network accelerator is configured to process inputs by routing the input through each of the plurality of tiles according to a dataflow configuration and modifying the dataflow configuration to route an output of a tile before the faulty tile in the dataflow configuration to an input connection of a tile that is positioned above or below the faulty tile on a different neural network die than the faulty tile.