Abstract: An input/output (I/O) device includes a management controller interface, a plurality of network switching interfaces, a storage interface, a component controller interface, and a plurality of multifunction modules. The multifunction modules further include a processing node interface, a first endpoint coupled to the management controller interface, a second endpoint coupled to one of the plurality of network switching interfaces, a third endpoint coupled to a remote direct memory access (RDMA) block, a fourth endpoint coupled to the storage interface, and a fifth endpoint coupled to the component controller interface.

Abstract: A processing node of a server rack includes a processor to generate processing node management requests and to process responses to the node management requests, and a communication module to receive the processing node management requests, to transmit over a communication link to a management controller of the server rack external to the processing node a processing node management request, to receive over the communication link from the management controller processing node management information, and to transmit the processing node management information to the processor.

Abstract: A power sourcing equipment (PSE) device including a power over Ethernet (PoE) interface. A processor is coupled to the PoE interface. A memory is coupled to the processor and includes instruction that, when executed by the processor, cause the processor to perform a number of functions. The processor may supply power at a first power level to a PD that is coupled to the PoE interface. The processor may then determine an actual power consumption of the PD. The processor may then send a first Link Layer Discovery Protocol (LLDP) packet to the PD over the PoE interface that includes first proposed power level information that is based on the actual power consumption of the PD. Then processor may then supply power to the PD at a second power level that is different from the first power level.

Abstract: A system includes first and second processing nodes and a network switch coupled to the first and second processing nodes via respective first and second interfaces. The network switch includes a management controller coupled to the interfaces to provide management functions to the processing nodes, first and second network interfaces coupled respectively to the first and second interfaces to provide network access for the processing nodes, a message passing interface between the first processing node and the second processing node, a storage interface coupled to the first and second interfaces to provide a storage capacity to the processing nodes, and a remote component controller coupled to the interfaces.

Abstract: A power sourcing equipment (PSE) device including a power over Ethernet (PoE) interface. A processor is coupled to the PoE interface. A memory is coupled to the processor and includes instruction that, when executed by the processor, cause the processor to perform a number of functions. The processor may supply power at a first power level to a PD that is coupled to the PoE interface. The processor may then determine an actual power consumption of the PD. The processor may then send a first Link Layer Discovery Protocol (LLDP) packet to the PD over the PoE interface that includes first proposed power level information that is based on the actual power consumption of the PD. Then processor may then supply power to the PD at a second power level that is different from the first power level.

Abstract: A power sourcing equipment (PSE) device including a power over Ethernet (PoE) interface. A processor is coupled to the PoE interface. A memory is coupled to the processor and includes instruction that, when executed by the processor, cause the processor to perform a number of functions. The processor may supply power at a first power level to a PD that is coupled to the PoE interface. The processor may then determine an actual power consumption of the PD. The processor may then send a first Link Layer Discovery Protocol (LLDP) packet to the PD over the PoE interface that includes first proposed power level information that is based on the actual power consumption of the PD. Then processor may then supply power to the PD at a second power level that is different from the first power level.

Abstract: A network interface controller includes a plurality of host interfaces configured to communicate with a plurality of processing nodes, a plurality of network interfaces configured to provide network communication for the processing nodes to a network, and a shared resource configured to provide link based services and stateless offload services for the processing nodes when communicating with the network.

Abstract: A power sourcing equipment (PSE) device including a power over Ethernet (PoE) interface. A processor is coupled to the PoE interface. A memory is coupled to the processor and includes instruction that, when executed by the processor, cause the processor to perform a number of functions. The processor may supply power at a first power level to a PD that is coupled to the PoE interface. The processor may then determine an actual power consumption of the PD. The processor may then send a first Link Layer Discovery Protocol (LLDP) packet to the PD over the PoE interface that includes first proposed power level information that is based on the actual power consumption of the PD. Then processor may then supply power to the PD at a second power level that is different from the first power level.

Abstract: A power sourcing equipment (PSE) device including a power over Ethernet (PoE) interface. A processor is coupled to the PoE interface. A memory is coupled to the processor and includes instruction that, when executed by the processor, cause the processor to perform a number of functions. The processor may supply power at a first power level to a PD that is coupled to the PoE interface. The processor may then determine an actual power consumption of the PD. The processor may then send a first Link Layer Discovery Protocol (LLDP) packet to the PD over the PoE interface that includes first proposed power level information that is based on the actual power consumption of the PD. Then processor may then supply power to the PD at a second power level that is different from the first power level.

Abstract: A remote component controller of a server rack includes a real time clock information unit to maintain real clock time and to respond to requests for real time clock information, and a communication module to receive over a communication link a request from a processing node of the server rack for real time clock information, to forward the request to the real time clock information unit, to receive from the real time clock information unit a response to the request, and to transmit the response to the request to the processing node over the communication link.

Abstract: Systems and methods for transmitting interconnect signals include a source device having a first source device input connector of a first interconnect technology, a second source device input connector of a second interconnect technology, and a source device output connector. A cable includes a first connector that is coupled to the source device output connector, a second connector, and a transmission line extending between the first connector and the second connector. A receive device is coupled to the second connector. The transmission line is configured to pass a first signal of the first interconnect technology and a second signal of the second interconnect technology, received through the source device output connector by the first connector, to the second connector. The first and second signal may be multiplexed into a single stream before being passed over the transmission line, and then demultiplexed for use by the receive device.

Abstract: A power sourcing equipment (PSE) device including a power over Ethernet (PoE) interface. A processor is coupled to the PoE interface. A memory is coupled to the processor and includes instruction that, when executed by the processor, cause the processor to perform a number of functions. The processor may supply power at a first power level to a PD that is coupled to the PoE interface. The processor may then determine an actual power consumption of the PD. The processor may then send a first Link Layer Discovery Protocol (LLDP) packet to the PD over the PoE interface that includes first proposed power level information that is based on the actual power consumption of the PD. Then processor may then supply power to the PD at a second power level that is different from the first power level.

Abstract: A network interface controller includes a plurality of host interfaces configured to communicate with a plurality of processing nodes, a plurality of network interfaces configured to provide network communication for the processing nodes to a network, and a shared resource configured to provide link based services and stateless offload services for the processing nodes when communicating with the network.

Abstract: A processing node of a server rack includes a processor to generate processing node management requests and to process responses to the node management requests, and a communication module to receive the processing node management requests, to transmit over a communication link to a management controller of the server rack external to the processing node a processing node management request, to receive over the communication link from the management controller processing node management information, and to transmit the processing node management information to the processor.

Abstract: A system includes first and second processing nodes and a network switch coupled to the first and second processing nodes via respective first and second interfaces. The network switch includes a management controller coupled to the interfaces to provide management functions to the processing nodes, first and second network interfaces coupled respectively to the first and second interfaces to provide network access for the processing nodes, a message passing interface between the first processing node and the second processing node, a storage interface coupled to the first and second interfaces to provide a storage capacity to the processing nodes, and a remote component controller coupled to the interfaces.

Abstract: A remote component controller of a server rack includes a real time clock information unit to maintain real clock time and to respond to requests for real time clock information, and a communication module to receive over a communication link a request from a processing node of the server rack for real time clock information, to forward the request to the real time clock information unit, to receive from the real time clock information unit a response to the request, and to transmit the response to the request to the processing node over the communication link.

Abstract: An input/output (I/O) device includes a management controller interface, a plurality of network switching interfaces, a storage interface, a component controller interface, and a plurality of multifunction modules. The multifunction modules further include a processing node interface, a first endpoint coupled to the management controller interface, a second endpoint coupled to one of the plurality of network switching interfaces, a third endpoint coupled to a remote direct memory access (RDMA) block, a fourth endpoint coupled to the storage interface, and a fifth endpoint coupled to the component controller interface.

Abstract: Disclosed are a system, method and device for negotiating a data transmission mode over an attachment unit interface (DDI). A data transceiver circuit may be coupled to one or more data lanes of the DDI. A negotiation section may receive a link pulse signal on at least one data lane in the DDI during a negotiation period and selectively configure the data transceiver to transmit and receive data on one or more data lanes according to a data transmission mode based upon the received link pulse signal.

Abstract: An interface and related methods for rate pacing in an Ethernet architecture are described herein. In an embodiment, an effective data rate of communication channel with a remote network device is reduced based, at least in part, on an identified processing capability of the remote network device. In one embodiment, to reduce the effective data rate, one or more idle control elements are inserted between at least two frames of substantive content based, at least in part, on the processing capability of the remote network device. Other embodiments are also disclosed.

Abstract: Disclosed are a system, method and device for negotiating a data transmission mode over an attachment unit interface (DDI). A data transceiver circuit may be coupled to one or more data lanes of the DDI. A negotiation section may receive a link pulse signal on at least one data lane in the DDI during a negotiation period and selectively configure the data transceiver to transmit and receive data on one or more data lanes according to a data transmission mode based upon the received link pulse signal.