Switching hubs includes switches in a hierarchy type communication network used in a vehicle, the switches respectively include a first section storing a received Identification (ID) number received by one port in a memory as an identifier of the respective switches, and a second section sending a port-specific identifier from each of the other ports in the respective switches by generating the port-specific identifier as a combination of a port number and the received ID number according to a preset rule, thereby enabling a dynamic assignment of an identifier to each of the switches in the communication network.

A storage system is provided. The storage system includes a plurality of storage units, each having a controller and solid-state storage memory. The storage system further includes one or more first pathways that couple processing devices of a plurality of storage nodes and is configured to couple to a network external to the storage system and one or more second pathways that couple the plurality of storage nodes to the plurality of storage units, wherein the one or more second pathways enable multiprocessing applications.

A storage system is provided. The storage system includes a first storage cluster, the first storage cluster having a first plurality of storage nodes coupled together and a second storage cluster, the second storage cluster having a second plurality of storage nodes coupled together. The system includes an interconnect coupling the first storage cluster and the second storage cluster and a first pathway coupling the interconnect to each storage cluster. The system includes a second pathway, the second pathway coupling at least one fabric module within a chassis to each blade within the chassis.

In an example, there is disclosed an example of a system and method for plug and play in a controller based network. Aspects of the embodiments are directed to a network switch of a fabric network, the network switch configured to detect a connection of a device to the network switch, the device compliant with a remote integrated services engine (RISE) protocol; receive, from the device, a programming instruction for switching compliant with the RISE protocol; and distribute the programming instruction to one or more other network switches of the fabric network.

Some embodiments of the invention provide a forwarding element that can be configured through in-band data-plane messages from a remote controller that is a physically separate machine from the forwarding element. The forwarding element of some embodiments has data plane circuits that include several configurable message-processing stages, several storage queues, and a data-plane configurator. A set of one or more message-processing stages of the data plane are configured (1) to process configuration messages received by the data plane from the remote controller and (2) to store the configuration messages in a set of one or more storage queues. The data-plane configurator receives the configuration messages stored in the set of storage queues and configures one or more of the configurable message-processing stages based on configuration data in the configuration messages.

An apparatus in a first computing device is provided. During operation, the apparatus can present, to a processor of the first computing device, a virtual interface switch (VIS) coupled to an interface port of the processor. The apparatus can present to the processor that a target device, which is reachable via a remote apparatus of a second computing device, is coupled to the VIS. The apparatuses can be coupled via at least a first fabric and a second fabric. A respective fabric may facilitate communication based on a fabric switching protocol. The apparatus can obtain a set of packets, which can be issued from the interface port via the VIS and directed to the target device. The apparatus can then forward, to the remote apparatus, a first subset of the set of packets via the first fabric and a second subset of the set of packets via the second fabric.

An optoelectronic switch comprising: a first plurality of detector remodulators (DRMs) (C3, D1), each DRM having an integer number M of optical inputs and an integer number N of optical outputs; a second plurality of DRMs (C7, D5), each DRM having N optical inputs and M optical outputs; a passive optical switch fabric (C4+C5+C6, D2+D3+D4) connecting the N optical outputs of each of the first plurality of DRMs with the N optical inputs of each of the second plurality of DRMs, the path of an optical signal through the optical switch fabric depending upon its wavelength; wherein each DRM (C3, D1) of the first plurality of DRMs is configured to act as a tunable wavelength converter to select the desired path of an optical signal through the optical switch fabric (C4+C5+C6, D2+D3+D4); and wherein each of the first plurality of DRMs (C3, D1) includes a concentrator, the concentrator configured to aggregate optical signals received from any of the M inputs of that DRM and to buffer them according to the one of the plurality of second DRMs (C7, D5) that includes their destination port.

A switching device includes a processor, an input buffer, an output buffer, and a Banyan switching architecture, where the processor is configured to convert an initial switching table to a non-congestion switching table and an order-adjustment table using a preset reordering algorithm; the input buffer is configured to save first period data that is from an input port; the processor is further configured to perform, using the non-congestion switching table, data switching on data in the first full-period data saved in the input buffer, to obtain second full-period data; the Banyan switching architecture is configured to perform synchronous data switching on the second full-period data; the output buffer is configured to save the second full-period data on which the synchronous data switching has been performed; the processor is further configured to adjust, using the order-adjustment table, a data order of the second period data.

A network switch includes a field programmable gate array (FPGA) and a processor. The FPGA is configured to transfer a processing target packet to a transfer destination, based on transfer definition information, and to transfer a copy of the processing target packet to the processor. The processor is configured to delete an entry of the transfer definition information based on a transfer record information, and to update the transfer record information based on the copy of the processing target packet.

The present invention provides a method of preserving packet ordering in a multipath network having a plurality of network elements interconnected by network links wherein for each data packet arriving at an egress port of the multi-path network, a delivery acknowledgement is issued by the egress port and is transmitted across the network following in reverse the path taken by the data packet being acknowledged. The state of each link in the path taken by the data packet being acknowledged is updated by the acknowledgement. The present invention further provides a multi-path network for use in a bridge, switch, router, hub or the like, the multi-path network comprising a plurality of network ports; a plurality of network elements; and a plurality of network links interconnecting the network elements and the network ports for transporting data packets, each network egress port including an acknowledgement mechanism for issuing a delivery acknowledgement in response to receipt of a data packet and each network element being adapted to transmitted a delivery acknowledgment in the opposite direction along the path taken by the data packet being acknowledged and being further adapted to update the state of at least one of the network links to which it is connected in response to receipt of an acknowledgement. The invention further provides an Ethernet bridge or router incorporating such a multi-path network.