Abstract: In various embodiments, methods and systems for modeling or representing hardware inventory based on a topology definition is provided. A topology definition having physical elements and logical elements corresponding to a physical topology layer and a logical topology layer is received. An instance definition for a rack, cluster, or datacenter for a hardware management operation is received. The instance identifies a physical topology and a logical topology for the operation. A hardware management service is executed, based on the topology definition and the instance definition, to manage the hardware inventory of the topology definition. Hardware management of the hardware inventory corresponding to the separately defined physical elements and logical elements is performed with attributes that are defined in the schema.

Abstract: Systems and methods for inducing a recovery of a service along a shorter path are provided. In one embodiment, a system having a processing device and a memory device is disclosed. The memory device is configured to store software logic including instruction that, when executed, enable the processing device to determine there is a defect in a primary Segment Routing (SR) to a main destination. The instructions further enable the processing device to identify an available path to an alternative destination that is shorter than a backup SR path to the main destination. Also, a main service associated with the main destination is switched over to an alternative service associated with the alternative destination based on the determining and the identifying.

Abstract: The present disclosure is directed to apparatus and methods that collect sensed data and that may organize that data such that it can be accessed by user devices or that can be organized and analyzed according to rules, conventions, or policies. Data collected by sensors or devices may be transmitted to a computer or server that stores that data. That stored data may then be analyzed to identify trends, events, or a chain of related events. In certain instances, an analysis of sets of raw data may result in the generation of a report or may result in alerts being sent to particular user devices. These sets of collected data, generated reports, and alert information may be stored and synchronized at one or more computing devices as data sets associated with a group of user devices or with a group of sensing devices.

Abstract: Provided is a base station used as a first base station in a radio communication system including the first base station, a second base station communicating with the first base station, and a user equipment communicating with the first base station. The base station includes: an acquiring unit that acquires a plurality of parameters used for an initial cell setting; and a setting unit that performs a cell setting using the acquired plurality of parameters.

Abstract: This application provides a method for transmitting data and a terminal device. The method includes: receiving, by a terminal device, first control information transmitted by a network device, where the first control information includes identity information of at least one uplink beam, and the first control information is used to indicate whether the at least one uplink beam is valid; and if the first control information indicates that the at least one uplink beam is valid, determining, by the terminal device, that the at least one uplink beam is valid in preset duration; or if the first control information indicates that the at least one uplink beam is invalid, skipping, by the terminal device, transmitting data in the at least one uplink beam.

Abstract: Embodiments of this application provide a data transmission method and a device. The method includes: obtaining, by a terminal, first indication information or second indication information, where the first indication information is used to indicate that a reference signal is carried in a resource unit, and the second indication information is used to indicate that no reference signal is carried in a resource unit; and performing, by the terminal, data transmission according to the first indication information or the second indication information. The reference signal can be properly configured in the embodiments.

Abstract: Embodiments of the present application provide a service access method and device, which is beneficial to implementing effective access of services, the method including: A first device determines the receiving condition of a first data packet transmitted through a first service path; and the first device determines, according to the receiving condition of the first data packet, whether the first service path is available.

Abstract: The embodiments disclosed herein select and assign a floating IP address (FIP) to an application based on characteristics of the application. Floating IP addresses are assigned a classification, and one or more network adapters are mapped to a FIP according to the FIPs assigned classification. The endpoint of a connection for an application initiating a network connection with a target application may be assigned a floating IP address according to attributes of the application being consistent with the classification of a FIP. Applications may be grouped according to their respective classification, and the group of applications may share a corresponding FIP. FIPs may be dynamically configured for an application with mapped network adapters selected based on the attributes of the application. An application's characteristics may change during executions, and the network adapters mapped to the FIP assigned to the application's connection may be reassigned.

Abstract: An apparatus of a base station in a network may include a memory device and a processing device operatively coupled to the memory device. The processing device may process a message received at the base station from a macro-cell base station. The message may include a request to act as a relay for a user equipment (UE). The processing device may then determine that the base station is to act as a relay for the UE. The processing device may then generate a message comprising an indication that the base station accepted the request to act as a relay for the UE.

Abstract: A core network element, such as a PCRF and/or an MME, can determine that a Quality of Service (QoS) Class Indicator (QCI) of particular bearer set up between the core network and user equipment (UE) should be changed to a new QCI. When a control node, such as the MME, determines that no teardown delay conditions are met, the control node can send a bearer release message to a base station that instructs the base station to tear down all bearers for the UE, even if they are in use. In a dual connectivity arrangement, such as a E-UTRAN New Radio-Dual Connectivity (EN-DC) configuration, the base station can instruct a secondary base station to also release all bearers for the UE. The control node can instruct the base station to reestablish the particular bearer with the new QCI when the base station reestablishes the bearers for the UE.

Abstract: Network hardware devices organized in a wireless mesh network (WMN). A first mesh network device includes processing logic that detects an error condition of a first wireless link to a next hop node in a wireless path between a second mesh network device and a third mesh network device. The processing logic sends, via a first radio of the first mesh network device, a first frame with a first path error message over a second wireless link to a precursor hop node in the wireless path. The first path error message identifies the error condition of the first wireless link. The processing logic generates a second frame with a copy of the first path error message and sends, via a secondary radio of the first mesh network device, the second frame with the copy of the first path error message.

Abstract: An apparatus comprising circuitry configured to receive or transmit a radio link failure report, the radio link failure report comprising beam specific information.

Abstract: A communications network node has a memory storing information about the topology of a network, configuration data comprising attributes of the network, and information about a routing protocol of the network. The memory stores a comparison function derived from a best path definition of the routing protocol. A path finding component of the node computes, for an individual one of the nodes, a routing table specifying which neighbors of the individual node incoming data received at the individual node is to be routed to, where computing the routing table comprises searching for optimal paths between the nodes, using the information about the topology of the network and the configuration data, and using the comparison function to guide the search; and wherein optimal paths between the nodes are optimal with respect to one or more of the attributes.

Abstract: A transmitting node (110) transmits a message (210) instructing a radio node (105) that data will be transmitted to the radio node (105) according to the same Downlink Control Information (DCI) each period (250). The message (210) includes a duration of the period (250). The transmitting node (110) further transmits the DCI to the radio node (105) for the periodic transmission (260). The radio node (105) receives the message (210) and the DCI from the transmitting node (110), and decodes each of a plurality of transmissions of the periodic transmission (260) according to the DCI.

Abstract: A computing device includes an appliance status table to store at least one of reliability and performance data for one or more network functions virtualization (NFV) appliances and one or more legacy network appliances. The computing device includes a load controller to configure an Internet Protocol (IP) filter rule to select a packet for which processing of the packet is to be migrated from a selected one of the one or more legacy network appliances to a selected one of the one or more NFV appliances, and to update the appliance status table with received at least one of reliability and performance data for the one or more legacy network appliances and the one or more NFV appliances. The computing device includes a packet distributor to receive the packet, to select one of the one or more NFV appliances based at least in part on the appliance status table, and to send the packet to the selected NFV appliance. Other embodiments are described herein.

Abstract: An attack detection method for a bus system of a motor vehicle, wherein communication rules for transmitting messages are determined for the bus system. The detection method includes receiving messages, which are sent via the bus system, and analyzing whether the received messages are received according to the communication rules.

Abstract: Disclosed is a method and a device for generating report data related to a status of an interface of a network element are presented. The method includes: activating a delay timer when the interface status changes, setting delay-based data to express the interface status at the end of a delay determined by the delay-timer, setting dampening-based data to express the interface status if a penalty value fulfils a pre-determined condition and otherwise to express that the interface is non-utilizable, and setting the report data to express that the interface is utilizable if both the delay-based data and the dampening-based data express that the interface is utilizable. The penalty value is decreased with a dampening rule, and the penalty value is increased when the interface becomes non-utilizable and increasing the penalty value within a time-window is below a desired limit.

Abstract: Technologies for extending a subnet across on-premises and cloud-based deployments are provided. An example method may include creating a VPC in a cloud for hosting an endpoint being moved from an on-premises site. For the endpoint to retain its IP address, a subnet range assigned to the VPC, based on the smallest subnet mask allowed by the cloud, is selected to include the IP address of the endpoint. The IP addresses from the assigned subnet range corresponding to on-premises endpoints are configured as secondary IP addresses on a Layer 2 (L2) proxy router instantiated in the VPC. The L2 proxy router establishes a tunnel to a cloud overlay router and directs traffic destined to on-premises endpoints, with IP addresses in the VPC subnet range thereto for outbound transmission. The cloud overly router updates the secondary IP addresses on the L2 proxy router based on reachability information for the on-premises site.

Abstract: Systems and methods for reducing fall back from long term evolution voice calls (VoLTE) to legacy systems. The system can include one or more lookup tables including ranges of internet protocol (IP) addresses for a plurality of user equipment (UE). The lookup tables can be stored on one or more network entities, such as on a proxy call session control function (PCSCF). In the event that a policy charging rules function (PCRF) is unable to establish a Gx session with the relevant packet gateway (PGW), the PCSCF can provide the name and/or the IP address for the appropriate PGW to the PCRF. The PCRF can then send a session request AVP to the IP address to cause the PGW to initiate Gx binding. The system enables VoLTE calls to be established despite problems with the PCRF and reduces fallback to legacy systems.

Abstract: A cloud based network includes a plurality of nodes, each of which include at least one containerized microservice that enables intent-driven operation of the cloud based network. One or more resource controllers, each designated to manage a custom resource, communicate with a master controller of the node to manage operational and configuration states of the node and any microservices containerized within the node. The master enables a user to monitor and automate the management of microservices and the cloud based network as a whole. The containerized microservice architecture allows user customizable rendering of microservices, reconciliation of old and new versions of microservices, and facilitated management of a plurality of nodes.

Abstract: Provided are a method for a terminal to receive system information in a wireless communication system and a device supporting the method. The method may comprise: a step of entering a first radio resource control (RRC) state; a step of transmitting, to a base station, an RRC state transition request message requesting a state transition of a terminal from the first RRC state to a second RRC state, the RRC state transition request message including a cause value indicating a request for system information; and a step of receiving, in response to the RRC state transition request message, a rejection message including the requested system information from the base station with respect to the first RRC state.

Abstract: The present invention relates to a method for saving on managed resources and a device therefor. A communication method of a terminal, according to one embodiment of the present invention, may comprise the steps of: determining whether a terminal and an MME are both capable of attaching without creating a PDN connection; in case the terminal and the MME are both capable of attaching without creating a PDN connection, determining whether a condition for not creating a PDN connection is satisfied; and in case the condition for not creating a PDN connection is satisfied, transmitting, to the MME, an attach request message including information associated with a request for not creating a PDN connection.

Abstract: Optimum software update transmission parameters are determined and used for transmitting a software update from a host to servers of a computer network. The software update is transmitted while the servers are live and required to meet certain quality of service requirements for tenants of the computer network. Transmission parameters for transmitting the software update are adjusted and updated based on service performance data. Based on iterative adjustments, optimum transmission parameters may be determined. Additionally or alternatively, machine learning is used to generate a model that determines predicted optimum transmission parameters. The predicted optimum transmission parameters may be initially used for transmitting a software update, while the transmission parameters continue to be adjusted throughout transmission.

Abstract: The invention relates to a vehicle having fail-safe internal data transfer. The vehicle comprises a vehicle body and a wired data transfer network provided on the vehicle body. Furthermore, network subscribers are provided on the vehicle body, which network subscribers are connected to each other via respective network nodes of the data transfer network. The data transfer network has a data-transferring ring wiring.

Abstract: Data sets are synchronized between two or more clusters of nodes that support different versions of files (e.g., stub files) within a distributed file storage system. Moreover, the distributed file storage system employs a tiered cloud storage architecture. In one aspect, for stub files having versions that are not commonly supported by the two or more clusters, an application protocol interface (API) is utilized that employs a deep-copy process wherein cloud-backed data referenced by a stub file is retrieved from a cloud storage (e.g., public cloud) and sent by a primary cluster to one or more secondary clusters. Moreover, the API can determine an optimal synchronization process on a per-file basis.

Abstract: The disclosure provides a base station and a resource allocation method based on semi-persistent scheduling (SPS). The method includes: periodically receiving a plurality of uplink data corresponding to a user equipment (UE) on a wireless resource assigned to the UE; in response to consecutively receiving a predetermined number of specific uplink data, performing a release SPS operation to cease receiving other uplink data corresponding to the UE on the wireless resource, wherein the specific uplink data consist of pending data and error data or consist of the error data.

Abstract: A first radio device receives a first radio transmission from a second radio device. In response to reception of the first radio transmission by the first radio device being unsuccessful, the first radio device sends a second radio transmission to the second radio device. The second radio transmission comprises an indication to the second radio device that reception of the first radio transmission by the first radio device was unsuccessful. The first radio device generates the second radio transmission to be decodable by one or more other radio devices than the second radio device as comprising a positive acknowledgement message, indicating to the second radio device that reception of the first radio transmission by the first radio device was successful, as comprising a clear-to-send message to the second radio device, or as some other legacy message supported by the other radio device(s).

Abstract: Redundant Layer 2 Domain Interconnection may be provided. First, a first device in a first domain may be designated as an active device in response to the first device in the first domain negotiating with a second device in the first domain. The first device in the first domain may be connected to a first device in a second domain. The first domain may use a first protocol and the second domain may use a second protocol. Next, the first device in the first domain in response to being designated as the active device, may allow data traffic to pass between the first device in the first domain and the first device in the second domain. Then the second device in the first domain may be designated as a standby device in response to the first device in the first domain negotiating with the second device in the first domain. The second device in the first domain may be connected to a second device in the second domain.

Abstract: Remediation of network devices that are failing is accomplished using a Shared Failure Domain (SFD) database that provides neighboring device/link information to remediation tools. SFD refers to a group of objects (links/devices) that share a same failure model. A state change of one or multiple of the objects results in a corresponding action on other devices linked together through the SFD. Moreover, the SFD data is available in a central repository and software tools consult the central repository for failure domain data before taking remedial actions. SFD data is generated using configuration generation and device state. Software tools lookup SFD data during operational events (device/link down) and take appropriate actions on the neighboring devices.

Abstract: Provided is a user equipment method of transmitting and receiving data in a wireless communication system, comprising receiving a request for a packet data convergence protocol (PDCP) data recovery from an upper layer, determining at least one PDCP packet data unit (PDU), previously submitted to a re-established radio link control (RLC) entity, for which a successful delivery has not been confirmed by a lower layer, and performing a retransmission of the determined at least one PDCP PDU.

Abstract: A communication system, and a construction method and a communication method thereof are provided. The communication system includes a relay server and a plurality of communication nodes. The relay server is in signal connection with the plurality of communication nodes, the plurality of communication nodes respectively store routing links for connection to the relay server, and the relay server stores routing links respectively corresponding to the plurality of communication nodes. The plurality of communication nodes are in signal connection with a plurality of groups of terminals in one-to-one correspondence. The relay server provides communication connections for terminals connected to different communication nodes.

Abstract: A custom metrics technique includes: accessing a packet; processing the packet using a packet processing pipeline of a service engine in a distributed network service platform, including: reaching a pre-specified point in the packet processing pipeline; inserting, in the packet processing pipeline, script code that corresponds to the pre-specified point; executing the script code to collect at least metric-related data associated with a user-specified metric object; and executing remaining packet processing pipeline.

Abstract: In a base station, a controller, when communicating with a terminal using a time unit including a downlink time resource for a downlink control signal, a downlink time resource assigned for downlink data by the downlink control signal, and a uplink time resource for a response signal for the downlink data, sets the amount of the uplink time resource used by the terminal for transmission of the response signal to be larger as the time unit is longer.

Abstract: A first device, which is any one of a plurality of devices communicating with each other using an Ethernet scheme in the in-vehicle Ethernet communication system includes: a central processor, and a physical layer processor to connect the central processor to a second device which is another one of the plurality of devices, wherein the physical layer processor includes a counter to output a first counting end signal, a signal transmitter to demand that the first device continuously operate in response to receiving at least one of a mode signal and the first counting end signal, a signal receiver to output a master sensing signal, and an operation mode controller to determine an operation mode of the first device in response to receiving at least one of the first counting end signal and the master sensing signal and to generate the mode signal.

Abstract: Methods and network devices are disclosed for multicast traffic steering in a communications network. In one embodiment, a method includes receiving, at a node in a network, a multicast message comprising an incoming message bit array and a tree identifier value. The embodiment further includes selecting a bit indexed forwarding table stored at the node and corresponding to the tree identifier value, accessing within the selected forwarding table an entry corresponding to an intended destination node for the message, and forwarding, to a neighboring node identified in the accessed entry, a copy of the message comprising a forwarded message bit array in place of the incoming message bit array. An embodiment of a network device includes one or more network interfaces and a processor adapted to perform steps of the method.

Abstract: A storage system is configured to include a plurality of storage nodes, and includes a selection unit which selects a storage node required for setting a data protection level after conversion from among the plurality of storage nodes on the basis of information related to the conversion of the data protection level. The storage node selected by the selection unit manages data using the data protection level after conversion.

Abstract: A packet processing block. The block comprises an input for receiving data in a packet header vector, the vector comprising data values representing information for a packet. The block also comprises circuitry for performing packet match operations in response to at least a portion of the packet header vector and data stored in a match table, and circuitry for performing one or more actions in response to a match detected by the circuitry for performing packet match operations and according to information stored in an action table. Each of said match table and said action table comprise one or more memories selected from a pool of unit memories, wherein each memory in the pool of unit memories is configurable to operate as either a match memory or an action memory.

Abstract: A system and method for setting time and date in a device (e.g., a set top box (614), or similar client device) through a network connection when a network time standard server (606, 620) (e.g., a NTP server) is unavailable (e.g., blocked or blacklisted) are provided. The system and method of the present disclosure involves sending (404) a request over a network from a device for information from an Internet address (618), receiving (406) a packet (500) from the Internet address (618) in response to the request, extracting (408) time and date information from a header (502) in the packet (500), and using the extracted time and date information to set (416) the current time and date for the device.

Abstract: Computing device and methods for performing synchronization and resynchronization of networking information with a server. During standard operations, local networking data discovered by the computing device are transmitted to the server, and server networking data (discovered by the server) are received from the server. Upon occurrence of a pre-defined event at the computing device preventing exchange of information between the computing device and the server, a resynchronization of the local networking data and server networking data is performed. The synchronization and resynchronization mechanisms are based on unique version numbers respectively generated by the computing device and the server.

Abstract: A node in a mesh network includes insertion circuitry to selectively delay first packets prior to insertion in a mesh network by a first time interval corresponding to a maximum failure detection time interval for the mesh network based on whether a failure has been detected in the mesh network. The node includes reception circuitry configured to selectively delay second packets received from the mesh network by a second time interval depending on whether the failure has been detected. The second time interval equals a maximum latency for the mesh network minus a sum of the maximum failure detection time interval and a propagation time along a working path. If a failure is detected, the second packets are delayed by a third time interval determined based on the maximum latency, the maximum failure detection time interval, and a propagation time along a backup path for the working path.

Abstract: A radio terminal according to an embodiment includes: a controller configured to set a sidelink gap for executing a sidelink operation at a frequency to which a neighbor cell different from a serving cell belongs; and a transmitter configured to transmit, to the serving cell, a predetermined message for indicating that the radio terminal is not interested in the sidelink operation or a measurement report related to a radio environment of the radio terminal. If the predetermined message or the measurement report is transmitted, the controller autonomously releases the sidelink gap configuration even if a message for releasing the sidelink gap configuration is not received from the serving cell.

Abstract: Methods, systems, and devices for offloading traffic flows without service disruption are disclosed herein. User equipment (UE) is configured to receive an indication that a current packet data network (PDN) connection can be optimized. The current PDN connection is established over a first PDN gateway (PGW). The UE requests connection over a new PDN connection to a same type of service as the current PDN connection without releasing the connection over the first PGW. The UE routes new traffic flows over a second PGW corresponding to the new PDN connection and routes old traffic flows over the first PGW.

Abstract: A management method includes executing an acquisition process, estimation process, comparison process, and output process. The acquisition process acquires; an actual measurement value of the first traffic, and accesses a memory storing a model for estimation of second traffic in accordance with the first traffic. The estimation process includes obtaining, for each of the plurality of communication apparatuses, an estimation value of the second traffic by inputting the actual measurement value of the first traffic per unit time into the model. The comparison process includes comparing, for each of the communication apparatuses, an estimation value of the second traffic and a given value with each other. The output process includes outputting an alert in accordance with a result of the comparison process.

Abstract: A technique includes determining, by a user device, a first preferred downlink beam, sending, by the user device to a base station, an indication of the first preferred downlink beam, receiving, by the user device from the base station, a temporary configuration information at least for use in reporting an updated or second preferred downlink beam, detecting that the user device has not received a connection response message from the base station indicating that a connection has been established between the user device and the base station, determining, by the user device, a second preferred downlink beam, sending, by the user device to a base station in response to the detecting and based at least in part on the temporary configuration information, an indication of the second preferred downlink beam to the base station, and receiving, via the second preferred downlink beam, a connection response message from the base station.

Abstract: An access method, a terminal device, and a base station are provided. The method includes: determining, by a terminal device at a current moment, that a preset condition for a link exception is met, and determining that the current moment is within a preconfigured time window; selecting, by the terminal device, one access resource from at least two preconfigured access resources as a target access resource; and sending, by the terminal device, an access signal to the base station by using a time-frequency resource in the target access resource.

Abstract: A method and apparatus for self-adjusting networks including internet-of-things (IoT) devices is provided. An exemplary system includes a source discovery system configured to identify if a source sending a message is in a database, and, if not, add the source to the database and rank the source by link metrics of messages received from the source. A sink discovery system is configured to identify if a sink receiving a message is in a database, and, if not, add the sink to the database. The sink discovery system is configured to rank the sink by link metrics of messages responded to by the sink. A dynamic mapping system is configured to create a dynamic map of communications between a source and a sink, and implement a self-healing subsystem to restore a loss of communications between a source and a sink.

Abstract: Systems and methods for efficient upstream multicast in passive optical networks. An upstream multicast source communicates an upstream multicast packet to the network. Subsequent downstream packet management achieved through use of source filters prevents a reflected copy of the original upstream multicast packets from being received by the upstream multicast source.

Abstract: A method of operating a terminal in a wireless communication system is provided. The method includes receiving, from a base station, information associated with a measurement gap for performing measurement of the terminal, the information associated with the measurement gap includes information for a frequency range that the measurement gap is applied to, and performing measurement, during the measurement gap in the frequency range.

Abstract: The present invention relates to data transmission/reception methods using a polar coding scheme, and devices for supporting same. The method for transmitting data by using polar coding in a wireless access system, according to one embodiment of the present invention, may comprise the steps of deriving Bhattacharyya parameters according to data bits input for finding noise-free channels among equivalent channels; allocating data payloads comprising data bits and cyclic redundancy check (CRC) bits to the found noise-free channels; inputting the data payloads into a polar encoder; and transmitting code bits output by the polar encoder, wherein the CRC bits may be allocated to better noise-free channels, among the noise-free channels indicated by the Bhattacharyya parameters, than the data bits.

Abstract: A method, apparatus and computer program product are described for reducing delay when making a network connection between user equipment (UE) and a network node when a tracking area update (TAU) request has been denied during LTE reselection. Following a revised signaling protocol, a UE can avoid activation of a NAS Attach Retry timer and move directly to establishing a connection to the network, reducing the UE communications delay from about eleven seconds to less than one second.