|| List of recent Ethernet-related patents
|Mitigating issues due to firmware upgrades in a converged network environment|
An upgrade process is provided to upgrade first and second switches in a converged network handling storage area network traffic and data network traffic, in which the first and second switches are coupled to a host, e.g., a fibre channel over ethernet (fcoe) via distributed network links, e.g., virtual portchannel links or distributed resilient interconnect (drni) links. The first switch is isolated from the host so that all distributed network links traffic associated with the host is transferred to the second switch.
|Network system configured for resolving forward error correction during a data mode|
One embodiment provides a method for resolving a forward error correction (fec) protocol. The method includes requesting, by a network node element during an auto-negotiation period between the node element and a link partner, to resolve at least one fec mode during a data mode period; wherein the auto-negotiation period and the data mode period are defined by an ethernet communications protocol and the auto-negotiation period occurs before the data mode period; determining, by the network node element during the data mode period, at least one channel quality parameter of at least one channel of a communication link between the network node element and the link partner; and determining, by the network node element during the data mode period, whether to enable or disable at least one fec mode for use by the network node element based on, at least in part, the at least one channel quality parameter..
|Hybrid fiber optic and power over ethernet|
Connectors for connecting between devices using optical communication where at least one of the devices is configured to receive power from the connector by one or more power over ethernet (poe) contacts in the plug. In some variations, described herein are hybrid fiber optic power over ethernet (poe) cables that provide power and optically transmit information between and/or to ethernet devices.
|Employing power over ethernet for auxiliary power in computer systems|
Methods and apparatus for implementing power over ethernet (poe) for auxiliary power in computer systems. Under aspects of the methods, one or more voltage inputs comprising standard power input is employed by a power control component in a network interface in an apparatus such as a network adaptor board, a system on a chip (soc), computer server or server blade to supply power to a network controller on the apparatus when the apparatus is operating at a normal power state.
|Out of band data transfer over optical connections|
Provided herein are various devices for communicating out-of-band (oob) signals. One device may comprise an in-band controller element, an out-of-band controller element and a modulation circuit operable to modulate a reference clock for the out-of-band signal, while another device may utilize a circuit operable to generate an out-of-band signal based on information carried by an ethernet signal.
|High-security outdoor wireless communications bridge|
An appliance for transmitting and receiving encrypted wireless network signals, preferably, in a 900 mhz band, includes a radio frequency module, coupled to a cryptographic module, which, in turn is coupled to an ethernet interface module and a power-over-ethernet splitter. The components are affixed to a thermally conductive substrate that is mounted to the floor of a chamber defined by a thermally conductive housing..
|Aircraft data transmission modules|
Provided are methods and systems for terrestrial data transmission between aircrafts and external networks, such as airline and/or airport computer systems. When an aircraft is parked at the gate, the aircraft is connected to and powered by an electrical cable, such as a stinger cable.
|De-correlating training pattern sequences between lanes in high-speed multi-lane links and interconnects|
Methods, apparatus and systems for de-correlating training pattern sequences for high-speed links and interconnects. The high-speed links and interconnects employs multiple lanes in each direction for transmitting and receiving data, and may be physically implemented via signal paths in an inter-plane board such as a backplane or mid-plane, or via a cable.
|Forwarding ethernet packets|
Forwarding ethernet packets is disclosed, including: receiving an incoming packet; determining a value based at least in part on performing a hash operation on at least a portion of a destination internet protocol (ip) address included in the incoming packet; comparing the value against a pre-established look-up table to determine whether a corresponding index value is found, wherein the pre-established look-up table stores index values and corresponding data sets to respective ones of the index values; determining a destination media access control (mac) address associated with the incoming packet based at least in part on whether the corresponding index value is found in the pre-established look-up table; and forwarding the incoming packet to a virtual machine associated with the determined destination mac address.. .
|Resilient data communications with physical layer link aggregation, extended failure detection and load balancing|
Rapid channel failure detection and recovery in wireless communication networks is needed in order to meet, among other things, carrier class ethernet channel standards. Thus, resilient wireless packet communications is provided using a physical layer link aggregation protocol with a hardware-assisted rapid channel failure detection algorithm and load balancing, preferably in combination.
|Ethernet ring protection switching method, node, and system|
Embodiments of the present invention disclose an ethernet ring protection switching method, node, and system. In an ethernet ring protection switching method is disclosed, it is determined whether the current link is a lower-bandwidth link according to bandwidth information of a current link and bandwidth information of another link on a ring.
|System and method for transmission of data from a wireless mobile device over a multipath wireless router|
There is disclosed a system and method for transmission of multiple data streams from a mobile device to a network. In an embodiment, the system includes a multipath wireless router configured to provide a plurality of network connections including cellular, satellite, or wired ethernet.
|System and apparatus for enhancing delivery of media services|
A system and apparatus for enhancing delivery of media services is disclosed. A system that incorporates teachings of the present disclosure may include, for example, a set-top box that can have a controller element to present at a media device a first satellite program of a number of satellite programs.
|Category 8 cable|
This cable is meant for high speed ethernet applications. For 40 gbit/sec data rates, the frequency range of the cable is expected to be at least 2 ghz.
|Encapsulation for link layer preemption|
Devices implement encapsulation to support link layer preemption. The device may include a encapsulation logic that encapsulates data, such as an ethernet frame, to produce an encapsulated frame.
|Hybrid redundancy for electronic networks|
Aspects of a method and system for hybrid redundancy for electronic networks are provided. A first line card may comprise a first instance of a network layer circuit, a first instance of a physical layer circuit, and an interface to a data bus (e.g., an ethernet bus) for communicating with a second line card.
|Power over ethernet dynamic power allocation system|
A power allocation system includes a manager provided on a network controller. An agent is provided on a line module coupled to the network controller.
|Optimized power over ethernet power distribution system|
A power distribution system includes a manager provided on a network controller and an agent provided on a line module. The manager is operable to receive a configuration for a port on the line module.
|Using pci-e extended configuration space to send ioctls to a pci-e adapter|
An adapter includes a network interface module configured to interface the adapter to a network and a peripheral component interconnect express (pcie) interface module configured to interface the adapter to a pcie bus. The pcie interface module comprises registers in pcie extended configuration space.
|Assignment of point-to-point over ethernet (pppoe) session ids|
The present disclosure describes assignment of point-to-point protocol over ethernet (pppoe) session identifiers (ids). A pppoe server receives a session request from a first pppoe client to establish a new session with the pppoe server.
|Arrangement for synchronizing access points in wlan using direct-sequence spread spectrum signaling|
An arrangement for providing synchronization between a number of overlapping area access points within a wireless lan utilizes an ethernet cable connection to transmit synchronization signals from a centralized hub/switch to each of the access points connected to the cable. The synchronization signal takes the form of a direct sequence spread spectrum (ds-ss) signal..
|Fibre channel over ethernet|
The use of ethernet as an underlying transport for fibre channel (fc) frames is disclosed in the fibre channel over ethernet (fcoe) protocol. In fcoe, the fc physical layer and part of the fc-2 link layer are replaced with the ethernet physical and link layers.
|Industrial automation control communication method and apparatus|
A control communication method and apparatus couples electrical outputs of devices directly to a network i/o module without connecting the devices to an electrical control system. The network i/o module includes outputs for sending control data received over an ethernet network directly to a production device without intervening electrical control.
|System and method for data flow identification and alignment in a 40/100 gigabit ethernet gearbox|
A system and method for data flow identification and alignment in a 40/100 gigabit ethernet gearbox. Virtual lane (vl) identifiers can be identified to create an effective wiring diagram for data flows.
|Source routing with fabric switches in an ethernet fabric network|
In one embodiment, a system includes a network fabric having a plurality of fabric switches interconnected in the network fabric and a switch controller having logic adapted to configure the network fabric, determine one or more paths through the network fabric between any two hosts connected thereto, and create a source-routing table to store the one or more paths through the network fabric between any two hosts connected thereto. In another embodiment, a method includes receiving or creating a packet using a nic of a host connected to a network fabric having a plurality of fabric switches interconnected therein, determining a path through the network fabric by consulting a source-routing table stored to the host, storing source-routing information to a packet header for the packet, the source-routing information including the path, and sending the packet to a first device or hop indicated by the path in the source-routing information..
|Wireless broadband data card supporting accessing network in 3g and wi-fi manners|
The present document discloses a wireless broadband data card which supports accessing a network in 3g and wi-fi modes. The wireless broadband data card is connected to a terminal through a usb interface, including: a usb device controller, a usb device driving module, an ip packet and ethernet frame conversion module, a 3g access module, a dynamic host configuration protocol (dhcp) server activation module, and a wi-fi access module.
|Transit services in ethernet rings with protection|
Various exemplary embodiments relate to a method for transmitting data packets in a cellular network to a user equipment using a first distributed access gateway, including: receiving a first tunnel request from a second distributed access gateway; establishing a first tunnel with the second distributed access gateway; receiving a first data packet destined to the user equipment from a native packet transport network; and transmitting the first data packet to the user equipment via the first tunnel to the second distributed access gateway.. .
|Method and apparatus for increasing the scalability of the ethernet oam|
After statically provisioned paths are created through an ethernet network, trunks may be created to extend along those paths. The trunks extend between pairs of nni interfaces on either end of the path, and ethernet oam may be run over the trunks to detect connectivity along the paths.
|Failure recovery method in non revertive mode of ethernet ring network|
Provided is a failure recovery method in a non-revertive mode of an ethernet ring network. In an ethernet ring network, link priorities between nodes or node priorities are determined based on media access control (mac) addresses and the nodes having blocked ports are determined after failures are recovered from based on the priorities so that the blocked ports can be distributed..
|Cryogenic sensor readout module|
A cryogenic system including a source of cryogen fluid, a cryogenic chamber receiving the cryogen fluid to cool the cryogenic chamber, an exhaust for venting spent cryogen from the cryogenic chamber, a cryogenic sensor positioned in the cryogenic chamber to monitor a condition, and a cryogenic sensor readout module associated with the cryogenic sensor. The cryogenic sensor readout module including a power bus, an excitation bus, a low-noise signal processor, an analog to digital converter, a converter, an output module, a liquid crystal display (lcd), and an ethernet port..
|System boot with external media|
Various aspects of the present disclosure provide for a system that is able to boot from a variety of media that can be connected to the system, including spi nor and spi nand memory, universal serial bus (“usb”) devices, and devices attached via pcie and ethernet interfaces. When the system is powered on, the system processor is held in a reset mode, while a microcontroller in the system identifies an external device to be booted, and then copies a portion of boot code from the external device to an on-chip memory.
|Content display system|
A portable device includes solid-state memory, an ethernet and/or wireless network connection, and an hdmi. The portable device receives content guide data from a first server and displays a content guide on a display.
|Directed route load/store packets for distributed switch initialization|
Techniques are described for transmitting a packet from a source switch module to a destination switch module. Embodiments receive, at the source switch module, from the destination switch module, path information specifying a path from the source switch module to the destination switch module.
|Directed route load/store packets for distributed switch initialization|
Techniques are described for transmitting a packet from a source switch module to a destination switch module. Embodiments include receiving, at a first switch module, a packet that includes (i) an ordered listing of ethernet link identifiers, specifying a path to the destination switch module and (ii) payload data to be processed at the destination switch module.
|Method and system of enhancing multiple mac registration protocol (mmrp) for protocol internetworking|
A method is disclosed to forward ethernet frames associated with a service instance at a node (a “forwarding node”) in a network supporting an implementation of a protocol for creating logical loop-free topologies. The method starts with receiving a number of mmrpdus at the forwarding node from links in the first network (receiving links), where each mmrpdu of the first plurality of mmrpdus contains a first interested node list including one or more interested nodes identified by mac addresses.
|Provisioning single or multistage networks using ethernet service instances (esis)|
Techniques for provisioning single or multistage networks using ethernet service instances (esis). In one embodiment, an esi is a logical entity or object that stores information that may be used to provision a network.
|Ethernet virtual private network system for providing fast protection for access rings|
In one embodiment, a method includes obtaining a first indication from a first source included in an ethernet ring and obtaining a second indication from a second source associated with a provider edge (pe) node the method also includes determining when the first indication and the second indication are indicative of a direct failure of the pe node and determining when the first indication and the second indication are indicative of a ring partition failure associated with the ethernet ring. The direct failure of the pe node is identified when it is determined that the first indication and the second indication are indicative of the direct failure of the pe node, and the ring partition failure associated with the ethernet ring is identified when it is determined that the first indication and the second indication are indicative of the ring partition failure associated with the ethernet ring..
|Electrical lighting system power control|
A network switch (5) for example a poe switch, is operable to control supply of electrical power to individual luminaires (1,2) in a lighting network. The luminaires receive both electrical power for operation and signals to switch on and off through a common cable connection (9) such as an ethernet connection.
|Automatic classification change in power over ethernet device|
In one implementation, a classification resistance of a powered device is adjusted passively. The powered device is configured to receive a classification voltage from a network device and, in response, is configured to send a first current indicative of a first classification resistor to the network device.
|Enhanced hierarchical virtual private local area network service (vpls) system and method for ethernet-tree (e-tree) services|
A network apparatus comprising a trunk end point associated with an ethernet-tree (e-tree) service in a network domain and configured to forward a frame that comprises a tag according to the tag in the frame, wherein the tag in the frame is a root tag that indicates a root source of the frame or a leaf tag that indicates a leaf source of the frame, and wherein the trunk end point is coupled to a second end point associated with the e-tree service outside the network domain.. .
|Systems and methods for ethernet frame translation to internet protocol over infiniband|
Systems and methods for ethernet frame translation to internet protocol over infiniband (ipoib). An example method may comprise receiving, by a computer system, a network frame comprising a payload and a header including a destination address, determining an ib link layer address corresponding to the destination address, and encapsulating the payload into an infiniband over internet protocol (ipoib) frame including the ib link layer address..
|Aggregating multiple wireless channels|
Extending wired networks by aggregating multiple wireless links multiple wireless links are used to bridge wired networks, such as wired ethernet networks. Each wireless link applies a hash function to the destination mac address of presented traffic and uses the result of the hash function to determine if the traffic is passed by that wireless link or is dropped.
|Method and apparatus for exchanging routing information and the establishment of connectivity across multiple network areas|
Routes may be installed across multiple link state protocol controlled ethernet network areas by causing abbs to leak i-sid information advertised by bebs in a l1 network area into an l2 network area. Abbs will only leak i-sids for bebs where it is the closest abb for that beb.
|Discovery for fibre channel over ethernet devices|
Techniques are provided for performing discovery in a fibre channel over ethernet (fcoe) network. An fcf discovers other fcoe forwarders (fcfs) connected to its network segment by transmitting a solicitation message to the multicast mac address “all-fcf-macs”.
|Systems and methods for incorporating determinism in the wireless domain|
Systems and methods for incorporating determinism in the wireless domain are provided. In certain embodiments, a network for deterministic wireless communication comprises of a wireless switch and a wireless communication node, wherein the wireless communication node comprises of a processor unit configured to execute executable instructions.
|Extended priority for ethernet packets|
A network device includes a packet ingress configured to receive packets from a network, and a packet processor configured to identify a first packet of the received packets as a double vlan tagged packet with an extended priority profile. The packet processor is also configured to determine, based on p bits distributed among m bits of a first priority field associated with a first vlan tag and n bits of a second priority field associated with a second vlan tag, the extended priority profile of the first packet from among a group of possible extended priority profiles that is larger than a first group of possible priority profiles associated with the first priority field and larger than a second group of possible priority profiles associated with the second priority field.
|Q-in-q ethernet rings|
A resilient virtual ethernet ring has nodes interconnected by working and protection paths. Each node has a set of vlan ids (vids) for tagging traffic entering the ring by identifying the ingress node and whether the traffic is on the working or protection path.
A gateway module according to the disclosure includes an ethernet connector for receiving a broadcasting signal and a network signal through a coaxial cable to separate to the broadcasting signal from the network signal, a network switch for selecting at least one from a plurality of internal communication networks to transmit the separated network signal to the selected communication network, and an interface part for receiving and transmitting the separated network signal to a tv, in which the gateway module is mounted on one surface of the tv.. .
|Network system configured for resolving forward error correction during a link training sequence|
One embodiment provides a method for resolving a forward error correction (fec) protocol. The method includes requesting, by a network node element during an auto-negotiation period between the node element and a link partner, to resolve at least one fec mode during a link training period; wherein the auto-negotiation period and the link training period are defined by an ethernet communications protocol and the auto-negotiation period occurs before the link training period; determining, by the network node element, at least one channel quality parameter of at least one channel of a communication link between the network node element and the link partner; and determining, by the network node element during the link training period, whether to enable at least one fec mode for use by the network node element based on, at least in part, the at least one channel quality parameter..
The invention relates to a bus system for transmitting data between data processing units (20) in a network, by means of a bus (14) that consists of two signal lines. The signals at said bus (14) are analog signals which lie within a plurality of non-overlapping frequency bands assigned to the individual data processing units (20), and these data processing units (20) use a digital communication protocol to communicate with a signal processor unit (24) that comprises a polyphase filter bank, a d/a converter (26) and a bus-coupling unit (30) being connected downstream of said bank in order to couple the data signal into the bus (14) in a galvanically-isolated manner.
|Method and system for reduction of time variance of packets received from bonded communication links|
Method and system for reduction of time variance of packets received from bonded communication links. Embodiments of present inventions can be applied to bonded communication links, including wireless connection, ethernet connection, internet protocol connection, asynchronous transfer mode, virtual private network, wifi, high-speed downlink packet access, gprs, lte, x.25 and etc.
|Method and system of shortest path bridging (spb) enhanced resilience with loop mitigation|
A method forward ethernet frames at a node in a network supporting an implementation of shortest path bridging (spb) protocol is disclosed. The method starts with a shortest path computation for the node (referred to as the computing node).
|Radio access networks|
Among other things, a communication system comprising remote units and a controller is described. Each of the remote units comprises one or more radio frequency (rf) units to exchange rf signals with mobile devices.
|Coaxial cable interface to outdoor broadband unit|
A network device within an outdoor broadband unit receives, via ethernet over coaxial cable signals, internet protocol (ip) data traffic originating from a device within a local area network (lan). The ip data traffic is buffered in a memory within the outdoor broadband unit.
|Alarm indication and suppression (ais) mechanism in an ethernet oam network|
A system and method for propagating fault information in an ethernet oam network having multiple levels of oam domains. An alarm indication and suppression (ais) frame is generated by a maintenance intermediate point (mip) node upon detecting a fault condition in a first oam domain, which is transmitted to one or more maintenance end points (meps) of the first oam domain.
|Ethernet lan service enhancements|
Numerous enhancements to metro ethernet network (men) e-lan services and ietf virtual private lan service (vpls) include an enhancement of the overall quality of service (qos) architecture, an enhancement to classification at the provider edge, the use of ethernet qos classes, enhancements to policing and marking at ingress provider edge equipment, the provision of traffic management functions at egress provider edge equipment, the use of multiple ethernet virtual connections (evcs) and aggregate evcs, an enhancement to qos across an external network-network interface and an enhancement to treatment of ethernet service frames in a core network.. .
|System and method for internal networking, data optimization and dynamic frequency selection in a vehicular environment|
A system includes an on-board unit (obu) in communication with an internal subsystem in a vehicle on at least one ethernet network and a node on a wireless network. A method in one embodiment includes receiving a message on the ethernet network in the vehicle, encapsulating the message to facilitate translation to ethernet protocol if the message is not in ethernet protocol, and transmitting the message in ethernet protocol to its destination.
|Power over ethernet management on a network switch|
Systems, methods, and machine-readable and executable instructions are provided for power over ethernet (poe) management on a network switch. Poe management can include monitoring, with a power management unit on the network switch, an amount of available power and monitoring a load associated with each of a plurality of physical network ports via a plurality of physical power over ethernet (poe) controllers that each control a respective subset of the plurality of physical network ports.
|Power over ethernet power harvester|
Devices and methods for a communication device having at least one power supply unit coupled to a power connector for providing an operating power for operation of network modules of the communication device and a poe power for the ports connected to power over ethernet (poe) devices. The poe power includes a consumable power to power up at least one poe devices and a leftover power.
|Memory buffer with one or more auxiliary interfaces|
The present memory system includes a memory buffer having an interface arranged to buffer data and/or command bytes being written to or read from the ram chips residing on a dimm by a host controller. The memory buffer further includes at least one additional interface arranged to buffer data and/or command bytes between the host controller or ram chips and one or more external devices coupled to the at least one additional interface.
|Method and system for modularized configurable connector system for ethernet applications|
A first modular ethernet connector and a coupled corresponding second modular ethernet connector may communicate data based on ethernet standards. The ethernet connectors may be configurable and comprise at least twelve contact positions.
|Base-t common mode testing in an ethernet subsystem|
Systems and methods are provided for common mode testing for a system using an ethernet subsystem. The ethernet subsystem generates test signals that can be introduced at various points in the system to detect the effect of noise introduced by various elements of the system.
|Network configurable industrial device|
A device is configured to be operable in a plurality of network environments. A number of different configurations are available to be set on the device, where a first configuration enables operation on a first network, and a second configuration enables operation on a second, disparate, network.
|Using ethernet ring protection switching with computer networks|
In one embodiment, a first routing device establishes a virtual channel with a remote routing device in a g.8032 protocol ethernet network ring. The first routing device and the remote routing device each being linked to a multi-homed routing device having layer 2 connectivity to a core network.
|Transmission circuit for ethernet and protection component set thereof|
A transmission circuit including four transmission component sets for ethernet is provided. Each transmission component set is coupled between an ethernet connector and an ethernet chip and has a protection component set.
|Power consumption limit associated with power over ethernet (poe) computing system|
A computing system is associated with power consumption based on power over ethernet (poe). Power consumption is compared to a threshold, and a signal is asserted that power consumption is to be limited based on the comparison to the threshold..
|Cached phy register data access|
Ethernet physical sublayer (phy) devices each provide phy register data. One or more of the ethernet phy devices are connected to each of one or more management data input/output (mdio)/management data clock (mdc) interfaces to which a number of mdio/mdc controllers are connected.