Software-controlled clock synchronization of network devices

    公开(公告)号:US20220191275A1

    公开(公告)日:2022-06-16

    申请号:US17120313

    申请日:2020-12-14

    Abstract: A synchronized communication system includes a plurality of network communication devices, one of which is designated as a root device and the others designated as slave devices. Each network communication device includes one or more ports and communications circuitry, which processes the communication signals received by the one or more ports so as to recover a respective remote clock from each of the signals. A synchronization circuit is integrated in the root device and provides a root clock signal, which is conveyed by clock links to the slave devices. A host processor selects one of the ports of one of the network communication devices to serve as a master port, finds a clock differential between the root clock signal and the respective remote clock recovered from the master port, and outputs, responsively to the clock differential, a control signal causing the synchronization circuit to adjust the root clock signal.

    Networking cards with increased thermal performance

    公开(公告)号:US10736218B1

    公开(公告)日:2020-08-04

    申请号:US16436157

    申请日:2019-06-10

    Abstract: Apparatuses, systems, and associated methods of manufacturing are described that provide a networking card arrangement with increased thermal performance. An example arrangement includes a primary network card that defines a first card-to-board connection and a networking chipset supported by the primary network card. The arrangement also includes an auxiliary network card that defines a second card-to-board connection and networking cable connectors supported by the auxiliary network card that receive networking cables therein. The arrangement further includes a card connection element that operably connects the primary network card and the auxiliary network card. In an operational configuration in which the primary network card and the auxiliary network card are received by a server board via the first card-to-board connection and the second card-to-board connection, the primary network card is spaced from the auxiliary network card such that air may pass therebetween.

    HyperConverged NVMF Storage-NIC Card
    23.
    发明申请

    公开(公告)号:US20200242059A1

    公开(公告)日:2020-07-30

    申请号:US16846341

    申请日:2020-04-12

    Abstract: A storage and communication apparatus for plugging into a server, includes a circuit board, a bus interface, a Medium Access Control (MAC) processor, one or more storage devices and at least one Central Processing Unit (CPU). The bus interface is configured to connect the apparatus at least to a processor of the server. The MAC is mounted on the circuit board and is configured to connect to a communication network. The storage devices are mounted on the circuit board and are configured to store data. The CPU is mounted on the circuit board and is configured to expose the storage devices both (i) to the processor of the server via the bus interface, and (ii) indirectly to other servers over the communication network.

    HyperConverged NVMF Storage-NIC Card
    24.
    发明申请

    公开(公告)号:US20200057735A1

    公开(公告)日:2020-02-20

    申请号:US16104958

    申请日:2018-08-20

    Abstract: A storage and communication apparatus for plugging into a server, includes a circuit board, a bus interface, a Medium Access Control (MAC) processor, one or more storage devices and at least one Central Processing Unit (CPU). The bus interface is configured to connect the apparatus at least to a processor of the server. The MAC is mounted on the circuit board and is configured to connect to a communication network. The storage devices are mounted on the circuit board and are configured to store data. The CPU is mounted on the circuit board and is configured to expose the storage devices both (i) to the processor of the server via the bus interface, and (ii) indirectly to other servers over the communication network.

    QSFP-DD to SFP-DD adapter
    25.
    发明授权

    公开(公告)号:US10444453B1

    公开(公告)日:2019-10-15

    申请号:US16044520

    申请日:2018-07-25

    Abstract: An adapter includes an electrical male connector, an electrical female connector, an electronic circuit and one or more visual indicators. The electrical male connector is configured for plugging into a receptacle of a first electro-optical transceiver type having N signal lanes. The electrical female connector is configured to receive a male connector of a second electro-optical transceiver type having M signal lanes, M smaller than N. The electronic circuit is configured to route a partial subset of M signal lanes from among the N signal lanes, between the electrical male connector and the electrical female connector. One or more visual indicators are configured to display a status of one or more network ports mapped to one or more of the signal lanes in the partial subset.

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