Abstract: Predictive management of a network buffer is contemplated. The network buffer may be predictively managed to control packet drop based at least in part on predicted sojourn time. The predicted sojourn time may be determined to predict time needed from an arriving packet to travel through a queue of the network buffer.

Abstract: Embodiments of the present invention provide a method for triggering data offload. The method includes: receiving, by a first network element from a home subscriber server HSS, information of a packet data network PDN connection, where the information includes offload indication information, and the PDN connection is established by a UE through a second access network; and obtaining, by the first network element, the offload indication information, and triggering, according to the offload indication information, processing of offloading a data flow in the PDN connection to a first access network. In the foregoing provided solution, the UE does not need to indicate, to the first network element, information that offloading is required for the PDN connection, and therefore the UE does not need to support an IKEv2 protocol. This lowers a requirement of the foregoing offload technology on the UE.

Abstract: Described is an I/O driven, feedback based rate control mechanism that allows a transfer session to self-adjust its transfer rate in response to the speed of the storage device at the destination.

Abstract: A system and method for routing packets within a router having a plurality of loosely-coupled route processors, including a first route processor, and a line card operably coupled to the plurality of distributed-route-processors. Each route processor includes an internal forwarding information base (IFIB). Each IFIB includes information that is used to route packets addressed to elements within the router.

Abstract: A system and method for advertising out-of-resources (OOR) conditions for entities, such as nodes, line cards and data links, in a manner that does not involve using a maximum cost to indicate the entity is “out-of-resources.” According to the technique, an OOR condition for an entity is advertised in one or more type-length-value (TLV) objects contained in an advertisement message. The advertisement message is flooded to nodes on a data network to inform them of the entity's OOR condition. Head-end nodes that process the advertisement message may use information contained in the TLV object to determine a path for a new label switched path (LSP) that does not include the entity associated with the OOR condition.

Abstract: In a method for managing packet flow in a switch fabric comprising a plurality of fabric chips, wherein a packet comprises a counter, a determination as to whether the packet has been detoured around an unavailable fabric link and a determination as to whether the packet is making forward progress are made. In addition, a value of the counter in the packet is modified in response to a determination that the packet has been detoured around an unavailable fabric link and a determination that forward progress is not being made.

Abstract: A method includes receiving in a network switch of a communication network communication traffic that originates from a source node and arrives over a route through the communication network traversing one or more preceding network switches, for forwarding to a destination node. In response to detecting in the network switch a compromised ability to forward the communication traffic to the destination node, a notification is sent to the preceding network switches. The notification is to be consumed by the preceding network switches and requests the preceding network switches to modify the route so as not to traverse the network switch.

Abstract: In one embodiment, a node in a communication network receives a label switched path (LSP) request and in response, the node determines at least two equal cost paths, each path having one or more path-nodes. The node may then further determine a total bandwidth-based transition value for each path of the at least two equal cost paths and selects the path having a lower total transition value. Once selected, the node may establish the requested LSP over the selected path.

Abstract: A method and apparatus for providing voice over internet protocol (VoIP) call setup progress status comprising creating an indication associated with a call placed from a client VoIP device in a providing network, modifying the indication periodically based on call setup progress and presenting the modified indication.

Abstract: Aspects of adaptive buffer allocation management are described. In one embodiment of adaptive buffer allocation management, data is received by a network component for communication to a network address. While awaiting transfer to the network address, the data must be stored or distributed to a buffer. In one embodiment, the data is distributed evenly about banks of the buffer when an amount of utilization of the buffer is low. In another embodiment, the data is distributed to certain banks of the buffer when the amount of utilization of the buffer is high. In other aspects, the amount of utilization of the buffer is monitored while data is distributed to the banks of the buffer, and the manner of data distribution among the banks is adapted based on the utilization. According to aspects the of adaptive data distribution, a buffer of reduced size may be used.

Abstract: Methods and apparatus for feeding back channel quality indication in a communication system. First, a first channel quality indication index is determined in dependence upon a channel quality estimation of a first transmission channel, and a second channel quality indication index is determined in dependence upon a channel quality estimation of a second transmission channel. A differential channel quality indication index of the second channel quality indication index is determined with reference to the first channel quality indication index in dependence upon a differential compression scheme. Then, the first channel quality indication index and the differential channel quality indication index are reported.

Abstract: A method is disclosed for the collection of performance metrics by establishing service operations administration and maintenance (OAM) sessions between an actuator and a plurality of reflectors in a communication network. Test packets from an actuator simultaneously reach a plurality of reflectors along a test path. Each single test packet results into a plurality of test results, one per reflector, with quasi-synchronous performance metrics to sectionalize a network and more efficiently isolate fault or performance problems without the need for additional test packets to isolate the issue. Another method is disclosed wherein an actuator generates and transmits a plurality of simultaneous test packets, one per NID device, resulting into a plurality of test results, one per reflector, with quasi-synchronous performance metrics to sectionalize a network and more efficiently isolate fault or performance problems without the need for additional test packets to isolate the issue.

Abstract: A system and method for rapid peer node failure detection including a network switching unit that includes a network processing unit configured to receive and forward network traffic using one or more ports, a host CPU coupled to the network processing unit and configured to manage the network processing unit, a link controller coupled to the host CPU and configured to couple the network switching unit to a peer network switching unit using a management link, and a baseboard management controller (BMC) coupled to the host CPU and the link controller. The link controller is separate and independent from the network processing unit. The BMC is configured to monitor the host CPU and the network switching unit, detect a failure in the network switching unit, and notify the peer network switching unit of the detected failure using the management link.

Abstract: Embodiments of the present invention provide a method for detecting a sleeping cell and a system including: a network management device and a base station, where the network management device is configured to send a detection command being used to indicate performing a loopback test for the base station, where the loopback test is a test for a cell controlled by the base station; the base station is configured to receive the detection command from the network management device, perform the loopback test for the cell by simulating the user equipment, generate a detection result of a sleeping cell according to a result of the loopback test, and send the detection result of the sleeping cell to the network management device; and the network management device is further configured to determine whether the cell is a sleeping cell according to the detection result of the sleeping cell.

Abstract: Network devices facilitate network tracing using tracing packets that travel through the network devices. The network devices may be switches, routers, bridges, hubs, or any other network device. The network tracing may include sending tracing packets down each of multiple routed paths between a source and a destination, at each hop through the network, or through a selected subset of the paths between a source and a destination. The network devices may add tracing information to the tracing packets, which an analysis system may review to determine characteristics of the network and the characteristics of the potentially many paths between a source and a destination.

Abstract: A transmission frame is communicated to cause a media idle measurement period on a contention based communication media. The media idle measurement period (i.e., “quiet period”) provides a period of inactivity on the communications medium that may be used to detect for the presence of foreign signals such as radio broadcast interference, noise, or other signals, or may be used for calibration of circuitry coupled to the communications medium. Idle measurement periods may be caused regularly (e.g., periodically). The transmission frame may include an explicit instruction for the media idle measurement period or may cause the media idle measurement period by simulating a collision on the communications media.

Abstract: 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. The multi-homed routing device is not configured with the G.8032 protocol. The first routing device identifies a link state from the first routing device to the multi-homed routing device. Layer 2 connectivity of the first routing device to the core network is controlled based upon the identified link state of the first routing device.

Abstract: A method of performing transmission from an access point (AP) in a wireless communication system provides transmission setting adjustment after sounding. In this method, stations associated with the AP and having transmission data can be identified. Transmission to those stations can be performed using a predetermined transmission setting. For a first transmission after a sounding, the predetermined transmission setting can be boosted. For any transmission other than the first transmission after the sounding, a current or adjusted transmission setting can be used based on a detected PER during transmission. An adjusted transmission setting can be an MCS rate, a user-level (SU-BF, 2U-MIMO, or 3U-MIMO), or an aggregated MAC protocol data unit (AMPDU) aggregation level. A single transmission setting or a combination of settings can be used. The method can be used with any transmission setting(s), including those mapped from the Signal to Interference and Noise Ratio (SINR).

Abstract: A Base Station (BS) communication module and a Customer Premise Equipment (CPE) communication module are adapted to implement a method for selecting a Modulation and Coding Scheme (MCS). The method for selecting an MCS includes the following steps: receiving a plurality of first packets in a first period, and calculating a Packet Error Rate (PER); determining whether the PER is greater than an error rate threshold; and when the PER is greater than the error rate threshold, performing the following steps: obtaining a Carrier to Interference plus Noise Ratio (CINR) return value; performing an adjusting procedure to obtain a CINR adjustment value; calculating an actual return value according to the CINR return value and the CINR adjustment value; and selecting one of a plurality of MCSs according to the actual return value.

Abstract: This disclosure describes techniques for constructing power spectral density (PSD) maps representative of the distribution of radio frequency (RF) power as a function of both frequency and space (geographic location). For example, the disclosure describes techniques for construction PSD maps using robust basis pursuit forms of signal expansion.

Abstract: A wireless terminal according to an embodiment includes a display unit, a wireless LAN communication unit, a wireless WAN communication unit, and a control unit. The control unit acquires, when a radio wave intensity of a wireless signal output from a wireless LAN access point detected by the wireless LAN communication unit satisfies a predetermined condition, notification information corresponding to the wireless LAN access point by the wireless WAN communication unit or by the wireless LAN communication unit, and to indicates the notification information with an indication unit.

Abstract: Aspects of the present disclosure provide techniques and apparatus for enhancing performance by selectively applying averaging to CSI reporting processes. According to certain aspects, a base station (e.g., an eNB) with knowledge of traffic patterns of potentially interfering transmitters may signal a UE how (or whether) to apply averaging, for example, when reporting CSI based on interference measurement resources (IMR).

Abstract: Methods and apparatuses are disclosed for small cell enhancement in a wireless communication system. The method includes having a user equipment (UE) configured with at least a first serving cell and a second serving cell. The method also includes the UE reporting a power information report to the first serving cell, in which the power information report includes power information of a first set of serving cells and a second set of serving cells.

Abstract: A communication device and method for crowdsourcing of information from one or more communication devices. The crowdsourced information can be defined by one or more parameters defined in an operational framework. The operational framework can be, for example, an Access Network Discovery and Selection Function (ANDSF) framework. The operational framework can include, for example, positional and/or movement information of the communication device(s), a signal quality of a communication network, a visibility duration of a communication network, data rate information of a communication network, and/or quality of service (QoS) information of a communication network.

Abstract: An embodiment may include circuitry to determine, at least in part, whether to delay transmission, at least in part, of at least one frame in favor of transmitting at least one other frame. The at least one other frame may belongs to at least one packet stream that is associated with at least one bandwidth reservation. The transmission of the at least one frame may be timed to occur prior to the transmitting of the at least one other frame. The at least one frame, at the time that it is selected for transmission, may have a relatively higher transmission priority than a relatively lower transmission priority of the at least one other frame. Many modifications, variations, and alternatives are possible without departing from this embodiment.

Abstract: The present disclosure provides a system and a method for providing mobility management and out-of-coverage indication in a hybrid system comprised of conventional LMR sites and trunking LMR sites. If a radio is located at a conventional site, the radio provides its location and user group data to the disclosed system through its traffic channel when the channel is idle. If the radio is located at a trunking site, the radio provides its location and user group data to the disclosed system through the trunking site's control channel. Knowledge of the radio's current location and user group data is used to provide dynamic call routing and data management within the disclosed system. The disclosed system and method provides seamless communication between a trunking site and a conventional site while concurrently enhancing the hybrid system to provide mobility management and out-of-coverage indication features typically associated with a stand-alone trunking system.

Abstract: In one embodiment, a router selects a particular peer from an original update group used with an Exterior Gateway Protocol (EGP) such as Border Gateway Protocol (BGP). The original update group includes a plurality of peers of the router that share a same outbound policy and that receive common update messages, from the router, of routing table information. The router determines that the particular peer is a potential slow peer based on a first type of indicia, wherein a slow peer is a peer that cannot keep up with a rate at which the router generates update messages over a prolonged period of time. The router confirms that one or more second types of indicia are consistent with the particular peer being a slow peer. In response to the confirmation, the router determines that the particular peer is a slow peer.

Abstract: Methods and devices are provided for signal interaction with a radio network controller and a radio base station where a report signal comprising information indicating downlink performance associated with a data queue in the radio base station is generated and transmitted to the radio network controller. Hereby scheduling in the radio network controller can take into account the downlink performance associated with a data queue.

Abstract: A method and system for feeding back channel information to coordinated cells, the method including: measuring channel qualities of downlink channels between coordinated cells and user equipment; classifying the coordinated cells into different coordinated cell classes according to the measured channel qualities; based on different channel quality intervals corresponding to different coordinated cell classes, respectively selecting channel information feedback modes with different feedback enhancement degrees for different coordinated cell classes; and using the selected channel information feedback modes with different feedback enhancement degrees to determine the channel information to be fed back to the coordinated cells in each coordinated cell class according to a pre-determined order, and sending the determined channel information to the coordinated cells.

Abstract: A spectrum resource reconfiguration method is disclosed. The method includes: after spectrum resource configuration is triggered, a spectrum resource configuration decision is generated, and spectrum resources are configured to a to-be-configured link according to the configuration decision. Also disclosed are a spectrum resource reconfiguration device and system for implementing the method. In the disclosure, a spectrum resource Database (DB) is set and stores currently available spectrum resources and used spectrum resources. In this way, when insufficient spectrum resources occur on some links or spectrum resources are unavailable, a system may configure corresponding spectrum resources to the links according to currently available spectrum resources, so that it is ensured that the links with insufficient spectrum resources have available resources, thereby ensuring development of as many services as possible.

Abstract: A method for communicating in an advanced long term evolution (LTE-A) network using common reference signal (CRS) resources associated with different interference levels due to resource partitioning is disclosed. Signals are received from an eNodeB indicating a subset of CRS resources for radio link monitoring (RLM) and/or reference signal received power (RSRP) measuring. The subset of CRS resources includes the CRS resources expected to have lower interference from the interfering eNodeBs. RLM and/or RSRP measurements are performed based on the indicated subset.

Abstract: Devices and methods for improving performance in a network with geographically separated antenna ports based on determining arid reporting reference signal power from a communication device to a base station are provided. In one aspect, the difference between received reference signal power values is used in determining a reported reference signal power value, such as reference signal received power (RSRP) in a Multiple-Input Multiple-Output (MIMO) network including geographically separated antenna ports transmitting on cell-specific reference signal (CBS) ports 0 and 1. Devices and methods for measuring and reporting per-port reference signal power values are provided.

Abstract: 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. A plurality of external ports in conjunction with a multiplexer switch, network switch, internal CPU, external CPU, routing links, etc., can be combined to facilitate multiple configurations for the device. The device is suitable for incorporation into a human machine interface, for application in an industrial processing operation. Receive port information can be incorporated into a data frame to facilitate identification of an external port associated with the reception of the data frame. Applicable networks include linear topology, ring topology, star topology, Ethernet, ROCKWELL NEO, EtherNet/IP, one or more LANs, etc. Configuration can be via a USB device or an interface.

Abstract: A wireless apparatus in ZIGBEE network has a host controller, a ZIGBEE module communicated the host controller and including a RF transceiver for receiving or transmitting a signal, a ZIGBEE stack engine connected the RF transceiver, a decoder connected the ZIGBEE stack engine, a memory, a minor serial interface, and a serial command manger. The decoder decodes an address signal from the ZIGBEE stack engine and stores the address signal to the memory, and transmitting a signal to the host controller. The host controller sends an address request serial command according to the signal to the ZIGBEE module. According to the address request serial command, the serial command manager shifts the address signal from the memory to the minor serial interface and transmits the address signal to the host controller.

Abstract: Systems and methods for monitoring the number of neighboring wireless devices in a wireless network are described herein. In one aspect, the method includes receiving a message from one of the neighboring wireless devices having an identifier associated with the neighboring wireless device and adding the identifier into a Bloom filter. The method may further include estimating the number of distinct strings that have been added into the Bloom filter based on the number of zeros in the Bloom filter, the number of distinct strings representing an estimate of the number of neighboring wireless devices in the wireless network.

Abstract: A system and/or method includes a collector module configured to collect route parameters from a selected node of a plurality of nodes in the network, wherein the route parameters from the selected node are indicative of a first route to a destination address and a second route to the destination address; and a route processor configured to determine a first intermediate node along the first route communicatively coupled to the destination address and a second intermediate node along the first route communicatively coupled to the destination address, based at least in part on the collected route parameters.

Abstract: Controllers in a Software Defined Network (SDN) automatically discover and authenticate each other as part of the control plane operations, without any need for manual configuration of other controllers. The new capability of such controllers is based on Controller-Advertisement messages transferred between controllers in the same or different SDNs. In doing so, multiple controllers can be used for load sharing, improved reliability under failure of a controller by enabling seamless take over and recovery. Moreover, controllers can cooperate to enable end-to-end services to work across multiple SDNs. Controller-Advertisement messages are also used to check the health statuses of discovered controllers in the same or different SDNs.

Abstract: One embodiment identifies all one-hop neighbor nodes and two-hop neighbor nodes of a node; determines an active set of one-hop neighbor nodes for the node, comprising: includes in the active set each one-hop neighbor node that is either an edge node or connected with at least one two-hop neighbor node with which no other one-hop neighbor nodes are connected; and if the active set is not yet complete, then: determine all combinations of one-hop neighbor nodes that are not already in the active set; and tests each combination in order of each combination's total-energy value to determine whether a specific combination is able to complete the active set; if no combination is able to complete the active set, then including all one-hop neighbor nodes in the active set; and communicates a message to each one-hop neighbor node in the active set indicating that it is in the active set.

Abstract: In one embodiment, a method for providing virtual link aggregation (vLAG) includes forming a third logical port using a first logical port and a second logical port; determining first networking protocol state information corresponding to the third logical port using the first networking system, where the first networking protocol state information includes an indication of whether the first networking system is capable of communicating with the second networking system via an interswitch link (ISL) The method also includes storing a first networking protocol state information corresponding to the third logical port using the first networking system; communicating the first networking protocol state information to the second networking system via the and storing the first networking protocol state information using the second networking system.

Abstract: Embodiments of the present invention provide a method and device for label automatic allocation in ring network protection. The method includes: after physical topology configuration of ring network protection is completed, if connectivity detection between a first node and a downstream node of a ring tunnel is UP, receiving, a first label distribution message sent by the downstream node; sending, by the first node according to the identifier indicating that the tail node label is ready, a second label distribution message to the upstream node; so that the upstream node learns that label allocation for all nodes on the ring tunnel between the first node and a tail node is completed. The method solves problems in the prior art that a workload for configuration of a working ring is big and availability of an end-to-end service cannot be ensured.

Abstract: A system and methods are provided for generating a billing feed for a distributed network system and reselling resources of the distributed network system. In one embodiment, a method includes observing a plurality of messages sent and received among components of the distributed network system, generating a call flow graph based on the plurality of messages of the distributed network system, and outputting a billing feed for the distributed network based on the call flow graph, to provide a billing feed including one or more billable events. billable events may be are based on one or more of received requests, underlying resource usage, time of usage, scope of usage. In this regard, the system may provide for one or more models of reselling resources of a distributed network system.

Abstract: The disclosure relates to a first near-end terminal, the first near-end terminal being a mobile user terminal operable to establish voice or video calls with one or more far-end user terminals over a network. A detection module detects when the first near-end terminal is within a relative proximity of a second near-end terminal available to provide a call-related service in relation to one or more of the voice or video calls. A notification module outputs a notification to a user of the first near-end terminal based on said detection, notifying the user of the call-related service. In response to said detection, a configuration module is operable to store a configuration configuring the first near-end terminal as having the second near-end terminal identified for later provision of the call-related service.

Abstract: A communication device for transmitting and receiving messages via an emergency notification network. The communication device includes a receiver configured to receive a data packet from a data broadcasting system, a processor operably connected to the receiver and configured to process the data packet, a memory operably connected to the processor and configured to store data, a mesh network transceiver operably connected to the processor and configured to transmit the received data packet via a mesh network to at least a second communication device, and an output device operably connected to the processor and configured to present an alert corresponding to the data packet.

Abstract: A method of delivering an audio and/or visual media file including, for example, one or more of full or partial master recordings of songs, musical compositions, ringtones, videos, films, television shows, personal recordings, animation and combinations thereof, over the air wirelessly, from one or more servers to an electronic device with or without an Internet connection, said method comprising transmitting and audio and/or visual media file in compressed format to said electronic device, and wherein the electronic device is effective to receive said audio and/or visual file and playback said audio and/or visual content on demand by a user.

Abstract: A terminal and a method for requesting data using a voice command is disclosed. The method includes setting a voice command mode on an information requestor terminal; receiving, during a data voice call, a voice command; recognizing, with the processor, the voice command to obtain voice command information; and executing a command based on the voice command information. The method further includes determining whether the voice command information is to be executed by an information provider terminal that is different than an information requestor terminal; transmitting the voice command information to the information provider terminal using a communication path used by the data voice call; and receiving a result of the executing from the information provider terminal.

Abstract: Provided are various implementations of a wireless network synchronization solution. In one implementation, such a solution includes a mobile communication device including a receiver for use with the wireless network. The receiver is configured to receive a downlink communication from the wireless network, to detect a primary synchronization signal (PSS) at a PSS subframe symbol of the downlink communication, and to detect a secondary synchronization signal (SSS) at an SSS subframe symbol of the downlink communication. The receiver is further configured to identify the downlink communication as being duplexed using one of a first duplexing mode and a second duplexing mode when the PSS subframe symbol follows the SSS subframe symbol, and to identify the downlink communication as being duplexed using the other of the first duplexing mode and the second duplexing mode when the PSS subframe symbol precedes the SSS subframe symbol.

Abstract: The present disclosure relates to a method and an apparatus for transmitting a control channel in an intra-cell carrier aggregation system. The method includes establishing a connection with a base station through a Primary cell (Pcell) of a Time Division Duplex (TDD) scheme and a Secondary cell (Scell) of a Frequency Division Duplex (FDD) scheme. The method also includes receiving data through the Scell before a timing configured as an uplink sub-frame according to a TDD UpLink-DownLink (UL-DL) configuration of the Pcell. The method also includes transmitting a feedback of the received data through the Pcell in a feedback sub-frame. By the method, a feedback for a data can be effectively transferred.

Abstract: A method for enhancing usable bandwidth between an access point of a radio access network of a telecommunications network and a User Equipment of a subscriber of the telecommunications network, in which the User Equipment and the access point are configured to mutually communicate based on a standardized mobile communication technology using carrier aggregation of at least a first communication carrier having a first carrier frequency and a second communication carrier having a second carrier frequency. The first carrier frequency is a standardized and licensed frequency and is related to the standardized mobile communication technology. The second carrier frequency is an unlicensed frequency.

Abstract: The present application relates to a DRX method in a CoMP scenario. In one embodiment, the DRX method comprises steps of detecting a new transmission on a Physical Downlink Control Channel (PDCCH) of one of at least two Base Stations (BSs) each of which is serving the UE; and triggering a DRX thread for continuously monitoring the PDCCH of the one BS on which the new transmission is detected. There is also provided a user equipment using the DRX method.

Abstract: A wireless device provided according to an aspect of the present invention first operates as an access point (AP) and transmits instructions which instruct associated stations to desist from transmitting data packets to the AP. According to another aspect, the instructions correspond to CTS-to-self signal, but the AP also desists from transmission of data packets in the desist duration. According to another aspect, the wireless device operates as a station in the desist duration and switches back as an AP after end of the desist duration. In an embodiment, the station scans for other APs/stations in the communication range, and associates with one of such APs also.