Abstract: A method for preserving a transmission rate of second data transmitted by a first terminal destined for a second terminal attached to at least one access device in a communications network. A communications network node capable of routing the second data identifies an inability of the at least one access device to send first data received from the first terminal to the second terminal, processes the first data received from the first terminal during the identified period of inability of the at least one access device, and transmits to the first terminal a notification indicating that the first stored data is not subject to congestion.

Abstract: In one embodiment, a device computes states of a network path associated with an online application by representing time series of telemetry data regarding the network path as discrete values. The device generates state trajectories from the states of the network path computed by the device. The device selects one or more sub-sequences of the state trajectories based on prediction performance metrics that represent how well the one or more sub-sequences are able to predict a failure condition of the network path. The device causes a networking entity to use the one or more sub-sequences of the state trajectories to perform predictive routing for the network path.

Abstract: A method supports service level agreement monitoring in a software defined network. The software defined network has forwarding elements and a software defined network controller for controlling the forwarding elements. Data flows are transmitted between a first end-path forwarding element, of the forwarding elements, and a second end-path forwarding element, of the forwarding elements, via at least one intermediate forwarding element, of the forwarding elements. The software defined network controller configures the intermediate forwarding element such that a probe triggering packet is generated based on local information of the intermediate forwarding element. The software defined network controller configures at least one of the first end-path forwarding element or the second end-path forwarding element such that an end-to-end probing is triggered based on receiving the probe triggering packet. The end-to-end probing is performed in order to detect a service level agreement violation.

Abstract: A method implemented on a UE includes determining an application class of an application, and permitting or barring access by the application to a communication network according to a comparison of the determined application with a rule to provide application class based access control. The application is classified into the determined application class. The application is classified into the determined application class by a home network. The application is classified into the determined application class by a 3GPP layer. The application is classified into the determined application class by a visited network. The visited network classifies the application into a further application class. The rule includes a list of applications for permitting or barring access by the applications according to the comparison of the determined application class with the rule.

Abstract: According to embodiments of the present disclosure, a method, apparatus, device and storage medium for managing traffic data of a client application is provided. The method described herein comprises: detecting a transmission of user data of a target user from the client application to a server; analyzing the traffic data of the transmission at different layers of the transmission based on types of the traffic data; and in accordance with a determination that the analysis indicates that the traffic data satisfies a data exchange constraint corresponding to the target user, transmitting the traffic data to a server in compliance with the data exchange constraint. In this way, by analyzing the traffic data at different layers of the transmission and restricting traffic data that does not satisfy the data exchange constraint, it is possible to effectively prevent user data from being transmitted to unauthorized servers via various types of traffic data.

Abstract: Techniques for adapting source ports for traffic include generating a first packet with a header and a payload, the header including an indication of a first source port from which the first packet is to be transmitted. The first packet is transmitted to a receiver using the first source port and, upon not receiving an acknowledgment from the receiver, a second packet with second header and the same payload is generated. The second header includes an indication of a second, different source port from which the second packet is to be transmitted. The second packet is transmitted to the receiver using the second, different source port. An acknowledgment is received from the receiver for one of the first or second packets, and the acknowledgment includes an indication of the source port that sent the packet.

Abstract: A security surveillance system for a mobile device with a wireless interface and a control unit that is connected to the wireless interface comprises a security controller that is coupled to the wireless interface and that inspects at least data traffic incoming via the wireless interface at the mobile device according to a number, i.e. one or more, of predefined data rules, wherein the security controller generates a warning signal if the data traffic violates one of the predefined data rules, and a warning indicator that is coupled to the security controller and that generates a warning indication based on the warning signal.

Abstract: This application provides example detection block sending and receiving methods, and network devices and systems. One example detection block sending method includes obtaining, by a network device, an original bit block data flow. At least one detection block is generated, and the at least one detection block is inserted into a position of at least one idle block in the original bit block data flow. The bit block data flow including the at least one detection block is then sent.

Abstract: A fault locating method includes: receiving, by a first network device, a fault information packet flooded by another network device in a network, where each fault information packet includes statistical information about an interior gateway protocol packet of the network device sending the fault information packet, and the statistical information of each network device includes a statistical result on one or more key performance indicators KPIs of the network device; and determining, based on statistical information of the first network device and the statistical information of the another network device, a network device on which a fault occurs in the network. According to the method, the fault information packet flooded by the network device is received, so that information required for fault locating, that is, the KPI of the network device, can be quickly collected. This facilitates a fault locating process and reduces a fault locating time.

Abstract: The present technology addresses a need in the art for a closed-loop automation system of a managed network that detects and fixes an issue in the managed network with minimal to no human intervention. The closed-loop automation system employs a domain-independent semantic machine reasoning engine as an underlying engine. After detecting the issue in the managed network, the system searches through a knowledge base to find a match for the detected issue. The knowledge base includes previously collected knowledge from subject matter experts and maintenance teams. The system then proposes a remedial action to a user of the managed network for approval. After approval by the user, the system implements the remedial action.

Abstract: A system to facilitate troubleshooting a hardware device in a network switching fabric is described. The system includes a processor and a machine readable medium storing instructions that, when executed, cause the processor to receive a message from a hardware device indicating that a problem has been detected at the device, perform a troubleshooting operation to determine the problem at the hardware device and generate a report including the results of the troubleshooting operation.

Abstract: A method and device for storing high-concurrency data. The method comprises: receiving high-concurrency data sent from a plurality of clients (110); pushing the high-concurrency data into a primary data queue, and responding to a corresponding client (120); consuming the high-concurrency data in the primary data queue by using multithreading (130); fragmenting the high-concurrency data according to the number of local queues (140); pushing the fragmented high-concurrency data into the local queues (150); and consuming the high-concurrency data in the local queues and storing the high-concurrency data in a database (160). By means of data asynchronous storage, high-concurrency data is temporarily stored in the primary data queue and the local queues, thereby alleviating pressure on the database, avoiding the problem of a database crash in the case of a high-concurrency storage, and improving the efficiency of storing high-concurrency data.

Abstract: Techniques are described for performing error performance measurement in a packet data communication network such as a packet switching network (PSN). An example method of error performance measurement includes determining, upon expiration of a time period, that a number of one or more test packets received by the first device during the time period is less than an expected number of test packets, where the one or more test packets are received by the first device from the second device in a packet data communication network, and triggering, based on the determining, an error performance measurement that includes evaluating a type of failure for the time period and evaluating one or more types of failures for one or more consecutive time periods that immediately precede the time period.

Abstract: Techniques for providing visualization and analysis of performance data are disclosed. In one particular exemplary embodiment, the techniques may be realized as a system for providing visualization and analysis of performance data. The system may comprise one or more processors communicatively coupled to a mobile communications network. The one or more processors may be configured to provide a user interface at a mobile device for a user to view network performance data associated with the mobile communications network. The one or more processors may further be configured provide one or more user-selectable options to a user at a mobile device to view the network performance data. The one or more processors may also be configured to dynamically filter the network performance data based on the one or more user-selectable options.

Abstract: A Bluetooth transmission control system, a control system and a storage medium are provided. The Bluetooth transmission control method comprises: establishing a Bluetooth connection with a file receiving device by a mobile terminal, and the mobile terminal initiating a Bluetooth file transmission operation to the file receiving device; detecting whether the mobile terminal synchronously turns on a Bluetooth music playback operation or not; negotiating a file transmission timeout period with the file receiving device by the mobile terminal based on a detection result; and transmitting a file to the file receiving device by the mobile terminal.

Abstract: A computer system configured to facilitate communications over a plurality of communication platforms includes a chat monitor configured to monitor communications over a plurality of communication platforms; a parser coupled to the chat monitor and configured to detect whether a communication entered into a communication client corresponds to a communication protocol, the communication protocol including a protocol identifier and a plurality of primary protocol elements including a first user identifier and an instrument identifier; a protocol validator coupled to the parser and configured to validate communications corresponding to the communication protocol; and a database coupled to the protocol validator for storing validated communications. Each communication platform may be associated with a plurality of communication clients, and each communication platform may be configured to transmit communications between communication clients associated with the communication platform.

Abstract: A web services platform includes a data collector and a timeseries service. The data collector is configured to collect samples of data points and generate input timeseries including a plurality of the samples. The timeseries service is configured to identify a first timeseries processing workflow that uses the input timeseries as an input and defines processing operations to be applied to the samples of the input timeseries, perform the processing operations defined by the first timeseries processing workflow to generate a first derived timeseries comprising a first set of derived timeseries samples, identify a second timeseries processing workflow that uses the first derived timeseries as an input and defines processing operations to be applied to the samples of the first derived timeseries, and perform the processing operations defined by the second timeseries processing workflow to generate a second derived timeseries comprising a second set of derived timeseries samples.

Abstract: The invention enables commissioning of field devices within a control system by implementing the steps of (i) detecting a connection event comprising a field device interfacing with an I/O port that is communicably coupled with the server, (ii) retrieving from a memory of the field device that is interfacing with the I/O port, a first field device identifier corresponding to the field device, (iii) retrieving from a non-transient memory database communicably coupled with the server, field device configuration data associated with the I/O port, wherein, the set of field device attributes includes a second field device identifier, and at least a segment of the second field device identifier is different from a corresponding segment of the first field device identifier, (iv) generating one of a translated first field device identifier and a translated second field device identifier, based on predefined translation data, (v) comparing the translated first field device identifier with the second field device ident

Abstract: A switch device includes: a memory; and a processor coupled to the memory and configured to: identify an adjacent switch device using a function that is operable even when a function of relaying communication is inoperable; confirm communication with the adjacent switch device which is identified, by using the function of relaying communication; and determine whether or not there is a silent failure in the switch device, based on a result of the communication confirmation.

Abstract: A network system comprising: a control node; a first head node, comprising a first head forward port, a first head backward port and a first head backup port, wherein the first head forward port is connected to the control node; a first ordinary node, comprising a first forward port, a first backward port and a first backup port, wherein the first forward port is connected to the first head backward port; a second ordinary node, comprising a second forward port, a second backward port and a second backup port, wherein the second forward port is connected to the first backward port; and a third ordinary node, comprising a third forward port, a third backward port and a third backup port, wherein the third forward port is connected to the second backward port, wherein the third backup port is connected to the first head backup port.

Abstract: A wireless access node detects a fault and scans for a wireless Integrated Access and Backhaul (IAB) service. A network controller also detects the fault and signals a neighbor access node to initiate the wireless IAB service. The wireless access node wirelessly exchanges fault data with the neighbor access node over the wireless TAB service. The neighbor access node exchanges the fault data with the network controller in response to the signaling. The wireless access node recovers from the fault in response to the fault data.

Abstract: Disclosed is a radio communication system in which a base station device and a terminal device communicate with each other, and the terminal device performs a random access procedure. The base station device notifies the terminal device of random access common configuration information including the number of repetitions for each level, information indicating a relationship between group information of random access preambles and the level, and the number of attempts of preamble transmission for each level. A MAC layer in the terminal device performs processing of increasing the level in a case that a first counter exceeds the number of attempts of transmission corresponding to the level.

Abstract: A relay apparatus executes either (i) transmitting a received frame, which is received from a communication line, to a different communication line or (ii) discarding the received frame as a discarded frame, according to a preset filtering rule. The relay apparatus stores discard information indicating information on the discarded frame in a preset discard recording storage when discarding the received frame as the discarded frame.

Abstract: An apparatus stores path configuration information specifying a first path configuration and a second path information each of which indicates a target path configuration from a target processor to IO devices. When an error is detected from among the IO devices in a state where the target path configuration is the first path configuration, the apparatus changes the first path configuration to the second path configuration. When an error is detected from among the IO devices under the second path configuration, the apparatus identifies a suspect component included in the target path configuration, based on a comparison result of comparison between a first IO device whose error has been detected under the first path configuration, and a second IO device whose error has been detected under the second path configuration.

Abstract: Lifecycle management for blueprints of information technology systems includes determining, using a processor, a component referenced by a blueprint defining an information technology system and determining a component tool used to manage the component. The component is registered with a sensor within the component tool. Responsive to detecting a change in status of the component within the component tool, the sensor sends a notification.

Abstract: Lifecycle management for blueprints of information technology systems includes determining, using a processor, a component referenced by a blueprint defining an information technology system and determining a component tool used to manage the component. The component is registered with a sensor within the component tool. Responsive to detecting a change in status of the component within the component tool, the sensor sends a notification.

Abstract: Certain aspects of the present disclosure provide techniques for protecting high priority symbols from beam switching. In some aspects, a method comprises identifying potential beam switching time spots in a time interval. The method further comprises determining a time interval configuration of the time interval based on the identified potential beam switching time spots, wherein the time interval configuration protects one or more high priority symbols from beam switching at the potential beam switching time spots. The method further comprises transmitting the time interval configuration to a user equipment (UE).

Abstract: A computing system for inter-application communication between a client emitter application and a client consumer application executing on a mobile computing device is disclosed herein. The client emitter application receives an indication of a programmatic task to be performed by the client consumer application. The client emitter application transmits data to a server emitter application executing on a first server computing device causing a session token to be generated, the session token indicating that a server consumer application executing on a second server computing device has authenticated the client emitter application. The server emitter application forwards the session token to the client emitter application. The client emitter application includes the session token in a call indicative of the programmatic task to the client consumer application.

Abstract: Technologies and implementations for wireless communication in a wireless network including transmitting downlink information on a first frequency channel to Frequency Division Duplexing (FDD) User Equipments (UEs), transmitting downlink information on a second frequency channel during downlink portions of Time Domain Duplex (TDD) frame periods of the second frequency channel to TDD UEs, wherein the second frequency channel is the same as the frequency channel on which the FDD UEs are configured to transmit, and controlling uplink transmissions from the FDD UEs to occur only during uplink portions of TDD frame periods of the second frequency channel.

Abstract: The disclosure describes a method for transmitting a signal in a wireless access system and a device supporting the same. More particular, to carrier sensing methods, specifically methods for performing a channel access procedure (CAP), methods for selecting a representative frequency resource, methods for transmitting a data burst, and devices supporting the same.

Abstract: A method of suppressing frequency deviations in a power grid relative to a desired frequency behaviour, in particular at hour crossings, wherein an energy storage is connected to the grid, includes: monitoring frequency in the grid relative to the desired frequency behaviour, to determine detected frequency deviations; comparing detected frequency deviations with a threshold; if detected frequency deviations exceed the threshold, deploying the storage to charge therein energy from the grid or to discharge energy therefrom into the grid; and setting a variable threshold. A corresponding system includes: a connection to a power grid; an energy storage selectively connectable to the connection; a frequency monitor connected to the connection; and a control to configured to selectively deploy the energy storage in accordance with the method.

Abstract: A method, apparatus, and computer program product is provided for tracking state data of objects during a session, and saving the data to a database. The tracking may be performed by a reusable set of computer program code accessible by a plurality of user interface applications. Temporary data may be stored as insert objects, update objects, and delete objects and maintained during a session of a user interface application. The temporary data may be updated as additional data is manipulated by the user interface application, but does not need to be tracked by the user interface application. The user interface application indicates if data is to be deleted, or is current (e.g., new or modified). Upon completion of the session, calls are made to update the database based on the temporary data.

Abstract: A device receives, from a user device, a request to perform a test of software on a test device. The test device includes a device that simulates a device provided in a cloud computing environment, and the software includes software to be implemented in the cloud computing environment. The device determines whether the test device includes available resources to perform the test, and causes the request and the software to be provided to the test device when the test device includes the available resources to perform the test. The available resources are utilized to perform the test of the software and to generate results based on performance of the test. The device receives, from the test device, the results that include information indicating whether the software passed or failed the test. The device provides the results to the user device.

Abstract: A method of performing diadic operations in a processor is provided that includes receiving a first request packet initiating a read operation from a first memory address in the first request packet, and executing a first operation in the first request packet once the read request is completed. Also, the method includes generating a second request packet at a second memory address by combining the results of the first operation with the unused information in the first request packet. Furthermore, the method includes sending the second request packet to the Memory-Side Processor (MSP). When the MSP receives the second request, the MSP checks to determine if a write operation is requested and writes data to the second memory address, if a read operation is requested, the MSP reads data from the second memory address.

Abstract: A method for transmitting a signal in a wireless access system and a device supporting the same includes, for carrier sensing methods, a method for performing a channel access procedure, for selecting a representative carrier, and for transmitting a data burst.

Abstract: Systems and methods to generate an icon that visually represents a server. An input associated with a server is identified. The input (e.g., a MAC address) includes a vendor identifier having a hexadecimal value. The hexadecimal value of the vendor identifier is converted to a first decimal value and mapped to a corresponding value on a red, blue, green (RGB) scale to determine a color. The icon is generated having the color and displayed as a visual representation of the server.

Abstract: Systems and methods are disclosed for hash-based selection of network packets for packet flow sampling in network communication systems. Input packets associated with packet flows within a network communication system are received by a hash-based sampler. The hash-based sampler then generates hash values for the input packets based upon fields within the input packets. These fields are selected to identify packet flows for the input packets. The hash values for the input packets are then compared to a mask. The mask is configured to determine a subset of packet flows for which to forward packets. Based upon this comparison, certain input packets are selected to be forwarded for further processing, and non-selected packets are discarded. The further processing can include processing the selected input packets to generate flow statistics data (e.g., IPFIX) for the selected input packets.

Abstract: Embodiments of the present disclosure provide a failure protection method based on a ring protection link, a device, and a system, and nodes in the ring protection link include a forwarding device in an SDN. The method includes: receiving, by a network controller, a high-priority failure message sent by a first node, where the failure message includes information used to indicate a failure; obtaining, according to the failure message, data information about port state changes that are of the nodes and that are caused by the failure; and sending a high-priority switching message to each of the nodes, so that each of the nodes updates a local MAC address table according to the switching message, where the switching message includes the data information about port state changes that are of the nodes and that are caused by the failure.

Abstract: In some examples, a system for detecting unauthorized data access can include a processor to detect a suspicious operation to be executed by the system and review a plurality of highlights corresponding to the suspicious operation. The processor can also determine that a predefined cyber security image corresponding to the highlights and the suspicious operation does not exist and generate the predefined cyber security image based on a plurality of sub-cyber security images. Furthermore, the processor can store the predefined cyber security image in a cyber security image repository and prevent the suspicious operation from being executed.

Abstract: A method for establishing a partitioned fabric network is described. The method includes establishing a fabric network including a plurality of border nodes to couple the fabric network to one or more external data networks and a plurality of edge nodes to couple to the fabric network to one or more hosts. The method further includes defining a plurality of partitions of the fabric network. The method further includes registering each of the plurality of partitions with a corresponding one of the plurality of border nodes and with each of the plurality of edge nodes.

Abstract: Systems, apparatuses and methods may provide for detecting an outbound communication and identifying a context of the outbound communication. Additionally, a completion status of the outbound communication may be tracked relative to the context. In one example, tracking the completion status includes incrementing a sent messages counter associated with the context in response to the outbound communication, detecting an acknowledgement of the outbound communication based on a network response to the outbound communication, incrementing a received acknowledgements counter associated with the context in response to the acknowledgement, comparing the sent messages counter to the received acknowledgements counter, and triggering a per-context memory ordering operation if the sent messages counter and the received acknowledgements counter have matching values.

Abstract: The present invention provides a method for forwarding an uplink packet performed by a node in a wireless communication system, the method being characterized in that the uplink packet including a first cost is received, the first cost is compared with a second cost corresponding to a cost of the node to determine whether to forward the uplink packet, and on the basis of the determination the uplink packet is forwarded, the node forwards the uplink packet when a value of the second cost is smaller than a value of the first cost, and the node does not forward the uplink packet when the second cost value is not smaller than the first cost value.

Abstract: An electronic device may include a data conversion circuit, a parity conversion circuit and a verification signal generation circuit. The data conversion circuit may be configured to convert the data to generate internal data. The parity conversion circuit may be configured to convert a parity to generate an internal parity. The verification signal generation circuit may be configured to generate a verification signal from a syndrome signal and the error insertion code. The syndrome signal may be generated from the internal data and the internal parity.

Abstract: Reconfigurable computing clusters, compute nodes within reconfigurable computing clusters, and methods of operating a reconfigurable computing cluster are disclosed. A reconfigurable computing cluster includes an optical circuit switch, and a plurality of computing assets, each of the plurality of computing assets connected to the optical circuit switch by two or more bidirectional fiber optic communications paths.

Abstract: In general, techniques are described for enabling a network of network devices (or “nodes”) to provide redundant multicast streams from redundant multicast sources to an egress network node. In some examples, the egress network node (or a controller for the network) computes maximally redundant trees (MRTs) from the egress network node to a virtual proxy node virtually added to the network topology by the egress network node for redundant multicast sources of redundant multicast streams.

Abstract: Web pages may be rendered from a main page data element and a plurality of embedded data elements, which are separately fetched by a browser. Herein is provided a web decoder which includes a learning engine adapted to receive human indications of data elements which are unimportant and accordingly to adjust the web decoder's procedures for determining which data elements are displayed to the user. The learning engine may receive human indications of important data elements and uses both types of indications in its further determinations. Optionally, rule generalizations are performed in a manner which searches for parameters which differentiate between important and unimportant data elements. The rule generalizations optionally concentrate on groups of data elements having at least a predetermined number of parameters having the same values for both important and unimportant data elements, reducing the chances that a generalization rule will find important data elements as unimportant.

Abstract: Disclosed is a radio communication system in which a base station device and a terminal device communicate with each other, and the terminal device performs a random access procedure. The base station device notifies the terminal device of random access common configuration information including the number of repetitions for each level, information indicating a relationship between group information of random access preambles and the level, and the number of attempts of preamble transmission for each level. A MAC layer in the terminal device performs processing of increasing the level in a case that a first counter exceeds the number of attempts of transmission corresponding to the level.

Abstract: A method for providing two-channel-based high-availability in a cluster of nodes is disclosed. In an embodiment, a method comprises: initiating, by a local control plane executing on a first node, a first state for an underlay control channel and a second state for a management control channel; detecting a bidirectional forwarding detection (“BFD”) control packet from a second node; determining whether the BFD control packet has been received from the underlay control channel; in response to determining that the BFD control packet was received from the underlay control channel: parsing the BFD control packet to extract a first diagnostic code; updating the first state with the first diagnostic code; determining whether both the first state and the second state indicate that the second node is unreachable; in response to determining that the second node is unreachable, initiating a switchover of services configured on the second node.

Abstract: Provided is technology relating to: a terminal device, a base station device, a communication method, and an integrated circuit capable of efficiently performing a Radio Resource Control procedure. The terminal device is configured to, when receiving, from the base station device, an RRC message including information on a target cell, random access information relating to a coverage level, and a timer relating to a handover and indicating the handover, start the timer relating to the handover and execute a random access to the target cell using the random access information relating to the coverage level of the target cell.

Abstract: This disclosure is directed to a method, system, and device for disabling links within a computer network based on a loop link priority parameter. The method includes detecting a loop in a network in a network communication device having multiple interfaces associated with different priorities. The device may transmit a first network packet as a loop check packet outbound from the network communication device via a first interface port. The device may then receive a second network packet (which may be the first outbound packet returning inappropriately to the device) as an inbound network communication via a second interface port. If the device identifies return of a sent loop check packet, it may disable one of the first interface port or the second interface port based on a comparison of loop link priority parameters to remove the loop in the network.