Abstract: Described is a system, method, and computer program product for performing elections in a database cluster, where cluster topology representations are distributed across the cluster nodes using a prioritized messaging protocol. The cluster topology representations may be implemented as connectivity bit-vector that provide information that identifies which nodes in the cluster are able to communicatively connect with other nodes.

Abstract: Embodiments of the present disclosure relate to a data transmission method, a terminal device and a network device. The method includes: receiving a downlink data packet transmitted by a network device, where the downlink data packet includes an RQI; determining a working mode of the RQI, where the working mode of the RQI is used to determine an indication content of the RQI, the indication content includes whether a first mapping relationship and/or a second mapping relationship satisfies a reflective QoS mapping; determining the first mapping relationship and the second mapping relationship of an uplink data packet according to the working mode of the RQI and the RQI. The terminal device may determine, according to the RQI of only 1-bit, whether the first mapping relationship and the second mapping relationship of the uplink data packet to be transmitted to the network device satisfy the reflective QoS.

Abstract: Virtual networks may be launched in a provider network with an initial IP address space (e.g., an IPv4 CIDR block). Methods are described that allow additional IP address spaces to be added to a virtual network. A new IP address space for a virtual network may be specified via an API. The specified space may be checked to insure that it does not overlap with IP spaces that are associated with the virtual network. If there are no overlaps, the space is added to the network, for example by adding the space to the network's route tables.

Abstract: An aspect of the present disclosure facilitates consumption of data services provisioned in cloud infrastructures. In one embodiment, a name server maintains a node-map data reflecting the corresponding set of nodes (in cloud infrastructures) currently hosting each of multiple data services. A consumer system (e.g. an end user system or another node in the cloud infrastructure) seeking to access a desired data service, sends to the name server a resolution request containing an identifier of the desired data service. The consumer system receives from the name server, identifiers of a set of nodes currently hosting the desired data service and then accesses the desired data service through at least one of the set of nodes.

Abstract: A network slice programming and management system is provided, for slicing a network to multiple groups of logical network slices composed of a collection of logical network functions, each dedicated to supporting a specific respective use for subscribers of the slice. The system comprises of a programming interface configured to receive commands for creation and/or configuration of network slice design comprising the constraints and requirements defining an architecture of logical network functions that when deployed form a network slice of a network, the commands include selection of at least one network function and a definition of an interaction of the selected at least one network function with other network functions.

Abstract: A method for determining a misconfiguration of components in an Information Technology (IT) infrastructure includes decomposing one or more components into sub parts, creating one or more synthetic objects, each synthetic object being associated with a sub part of a respective component, and including the components and the synthetic objects in a model of the IT infrastructure. The method further determines a relationship between a first component and a first synthetic object based on attributes of the first component and attributes of the first synthetic object, includes the determined relationship in the model of the IT infrastructure, and loads a graph of the IT infrastructure in a graph database with the first component and the synthetic object as nodes and the determined relationship as an edge in the graph. The method further determines the misconfiguration of components in the IT infrastructure by identifying components having improper relationships in the graph.

Abstract: A transmission method, apparatus and system for feedback acknowledge information are provided. The method includes: receiving by a terminal device downlink control information sent by an access network device, the downlink control information comprising a first information field and a second information field, wherein the first information field is used for indicating a timing relationship of a feedback acknowledge information corresponding to the downlink control information and the second information field is used to indicate a downlink allocation index; and determining, according to the first information field and the second information field, the number of first bits of the feedback acknowledge information transmitted in a target transmission unit.

Abstract: According to certain embodiments, a delivery manager comprises an interface and processing circuitry. The interface is configured to receive a certificate that a Domain Name Service (DNS) associates with a DNS name of a recipient system. The processing circuitry is configured to distribute the certificate to a plurality of sending systems. Each sending system is configured to store the certificate in a local memory of the sending system, use the certificate from the local memory of the sending system to perform encryption in response to a future determination to send an encrypted message to the recipient system, and send the encrypted message directly to the recipient system.

Abstract: Implementations of the present disclosure relate to a method for processing radio link failure (RLF) and a terminal device. The method includes: a terminal device sends same packet data convergence protocol (PDCP) layer data to a network device through a primary carrier and a secondary carrier; the terminal device determines that an RLF event occurs on the secondary carrier when a number of transmissions of an acknowledged mode data (AMD) protocol data unit (PDU) in a radio link control (RLC) entity corresponding to the secondary carrier reaches to a maximum number of transmissions, and sends first radio resource control (RRC) reconfiguration information to the network device, wherein the first RRC reconfiguration information is used for RRC connection reconfiguration performed by the terminal device with the network device.

Abstract: An enhanced handover procedure is provided to facilitate communication routing changes in an integrated access and backhaul (IAB) network. In an IAB network a network node can be connected to the core network via multiple different paths, and when the path changes, (e.g., when an intermediate network node performs a handover procedure with another network node), messages can be sent to relevant network nodes informing them of the route change so as to reduce the number of protocol data units (PDUs) that are transmitted to network nodes that are no longer part of the communication path to the target network node. The network node that is no longer part of the communication path can also inform a parent node of which PDUs have been successfully transmitted to the target network node so that the parent node can retransmit the PDUs that were not transmitted successfully.

Abstract: A method, an apparatus and a system for controlling routing information advertising are provided, which relate to the field of communications and are used for reducing the configuration complexity and reinforcing the operability. The method includes: receiving, by a control device, first routing information sent by a first forwarding device; wherein the first routing information includes an identifier of the first forwarding device; determining a first routing path according to the identifier of the first forwarding device, an identifier of a second forwarding device and a routing path group; and determining an advertising range of second routing information for the second forwarding device according to the first routing path; for enabling the second forwarding device to advertise the second routing information according to the advertising range of the second routing information.

Abstract: Some embodiments provide a method for a global manager that manages a logical network configuration for multiple datacenters that each have a local manager for managing the logical network configuration within the datacenter. Based on detecting that a connection to a particular local manager of a particular datacenter has been restored after a period of unavailability, the method identifies a portion of the logical network configuration that is relevant to the particular datacenter. In a series of transactions, the method transfers the identified portion of the logical network configuration to the particular local manager. During the series of transactions, the method identifies modifications to the identified portion of the logical network configuration to be included in the series of transactions. Upon completion of the series of transactions, the method transfers a notification to the particular local manager indicating completion of the series of transactions.

Abstract: The present disclosure relates to detecting methods, transmitting methods, and apparatus for a common control channel. One example detecting method includes determining a candidate resource set within downlink resources of a current cell. The candidate resource set can include at least one candidate resource carrying a common control channel of the current cell. A detection is performed on the at least one candidate resource in the candidate resource set, so as to acquire the common control channel of the current cell.

Abstract: Approaches provide for the capture of data (e.g., image, video, audio, scent, etc.) for mixed-reality (e.g., augmented and/or virtual) experiences and facilitating users of electronic devices to participate in or subscribe to a mixed-reality experience. A provider such as an on-demand mixed-reality provider can capture data for use in on-demand mixed-reality experiences (e.g., a live event service, a shopping service, etc.). A collaborative data capture service can coordinate the capture of content, generate and present for display mixed-reality experiences from the captured content, connect users (e.g., virtual travelers or virtual participants, or requestors) to providers (e.g., on-demand providers), facilitate payment between requestors and providers, facilitate content licensing between license holders and providers, streamline copyright use, etc.

Abstract: A BM-SC, and a method therein for transmitting data file by broadcast session to at least one UE, in a radio communication system; and a UE and a method therein for receiving a broadcast session of transmission of a data file from a BM-SC are provided. The method in the BM-SC comprises determining to transmit the data file to the at least one UE, and determining a FEC redundancy level to use for the transmission. The method also comprises transmitting, to the at least one UE, the data file using the determined FEC redundancy level and an indication of the determined FEC redundancy level.

Abstract: A multimedia streaming and network apparatus is provided that includes a router module, a storage module and a processing module for executing the application program in the storage module to perform the multimedia streaming and network apparatus operation method. A first streaming request packet corresponding to a physical STB is received through a LAN port. A multicast and hardware offload function corresponding to the LAN port is activated. A STB virtual machine is operated to perform a STB function. A second streaming request packet corresponding to the STB virtual machine is received. A multicast and hardware offload function corresponding to the processing module port is activated. A video stream from a remote server is transmitted by the router module through the LAN port and the processing module port respectively to the physical STB and the STB virtual machine to be processed and playback.

Abstract: Distributed antenna systems over general use network infrastructures are provided. In one embodiment, a distributed antenna system comprises: a central area node (CAN) coupled to a backbone network, wherein the CAN is configured to communicatively couple to at least one base station via the network, and to communicatively couple to at least one wireless access point via the network. The distributed antenna system is configured to use virtual cables implemented using the network, each of the virtual cables defined by a respective dedicated data channel on the network. The CAN is coupled to the base station and wireless access point using at least some of the virtual cables. Downlink and uplink transport signals are transported between the CAN and the wireless access point through said virtual cables. The downlink transport signals are generated from base station downlink signals and base station uplink signals are generated from the uplink transport signals.

Abstract: A computer system for optimizing bandwidth usage within a cloud storage system identifies distinct requests to access a particular digital file. When the number of requests exceeds a threshold, the computer system queries a remote directory server for the particular digital file. The query system then receives, from the remote directory server, addresses to data blocks stored within multiple remote storage nodes. The system requests at least a portion of the addressed data blocks. Upon receiving the blocks, the system decodes the particular digital file from the portion of the addressed data blocks. The computer system then stores the decoded digital file within local memory and communicates the local-area network address to the remote directory server.

Abstract: An electronic device, according to one of the various embodiments of the present disclosure, includes: a memory; a communication module that transmits and receives messages; and a processor that, when a non-IP service-based message is received, creates an IP-based message including at least some of the non-IP service-based message, and provides the created IP-based message. In addition, various embodiments are provided.

Abstract: A method for processing state information updates. The method includes receiving, by a coordination point, a plurality of state information from a plurality of network elements; processing at least one of the plurality of state information to generate a result; and applying the result to at least one of the plurality of network elements in order to modify an operation of the at least one of the plurality of network elements.

Abstract: A user interface transient communication apparatus, method, and system. A user interface selects a communication path with a gateway without experiencing repeated failure. The user interface includes a network communication device for communicating with a remote device and a processor coupled to the network communication device. The processor includes instructions which, when executed by the processor, cause the processor to receive a system notification of a local area network on which the network communication device is communicating, communicate with a target gateway on the local area network through the network communication device if the target gateway is communicating on the local area network, and communicate with the target gateway through a wide area network through the network communication device if the target gateway is not communicating on the local area network.

Abstract: A system and method are disclosed for performing operations on data passing through the network to reduce latency. The overall system allows data transport to become an active component in the computation, thereby improving the overall system latency, bandwidth, and/or power.

Abstract: The present disclosure relates to a method for using a service processor to communicate with a remote component. The method may involve using the service processor of the device to discover a remote component connected to the device by a network. Once the remote component is discovered, the method may further involve using the service processor to establish a communications channel, using the network, with the remote device. The method may also involve using the service processor of the device to authenticate the remote component.

Abstract: A system for providing cybersecurity for an industrial wireless sensor network (IWSN) including a plurality of devices in an industrial processing facility (IPF) that includes a computing device having a processor having an associated memory at one of the plurality of devices configured to implement an adaptive security ring. The adaptive security ring includes considering a plurality of current security considerations selected from a number of wireless hops for a first device of the plurality of devices to a root node in the IWSN, whether the first device is line powered or is battery powered, user? inputs for user defined criticality of the first device, and whether packet replay attacks are present for the first device by checking security headers and security statistics of packets received from other of the devices. Responsive to the current security considerations, a current cybersecurity level is automatically increased or decreased for the first device.

Abstract: A computer-implemented method for running on a computing device is disclosed. The computer-implemented method includes detecting an initialization sequence triggered by a network interface event. A request is received to load a non-local MAC address into local register storage associated with the computing device. The request is intercepted, and a local MAC address corresponding to the computing device is substituted into the local register storage.

Abstract: Various communication systems may benefit from improved communications in a cloud radio access network. A method, in certain embodiments, may include receiving, at a network node frontend, which supports at least one of a first cell identification or a first base station identification, an indication that at least one of a second cell identification or a second base station identification is supported by a plurality of other network node frontends. The method may also establishing multiple connections between the network node frontend and the plurality of other network node frontends in which at least one of the second cell identification or the second base station identification is supported. In addition, the method may include transmitting a message related to the second cell identification or the second base station identification using any one of the multiple connections between the network node frontend and the plurality of other network node frontends.

Abstract: A network interface card installed in a chassis switch, which includes a switch device and a controller, is provided. The switch device includes a plurality of ports coupled to other network interface cards in the chassis switch, and each of the other network interface cards is a fabric card or a line card. The controller is configured to perform different acts according to the card type of the network interface card, wherein the acts constitute a specific process of path planning which may prevent loops from occurring in the communication paths of control packet delivery between multiple network interface cards in the chassis switch.

Abstract: A network slice management method, and a management unit and a system that are based on the method are provided. The method includes: determining, by a first management unit, subnet requirement information based on network slice requirement information, where a network slice includes at least one subnet; sending, by the first management unit, a first negotiation request to a second management unit, where the first negotiation request carries the subnet requirement information, and the first negotiation request is used to query for a support status of the second management unit for the subnet requirement information; and determining, by the second management unit, that the second management unit can support the subnet requirement information, or determining, by the second management unit, that the second management unit cannot support the subnet requirement information.

Abstract: A transmission method, apparatus and system for feedback acknowledge information are provided. The method includes: receiving by a terminal device downlink control information sent by an access network device, the downlink control information comprising a first information field and a second information field, wherein the first information field is used for indicating a timing relationship of a feedback acknowledge information corresponding to the downlink control information and the second information field is used to indicate a downlink allocation index; and determining, according to the first information field and the second information field, the number of first bits of the feedback acknowledge information transmitted in a target transmission unit.

Abstract: An enterprise controller of an enterprise network sends to a service gateway of a service provider network a request for network slice information about network slices provisioned on a data plane of the service provider network. Responsive to the sending, the enterprise controller receives from the service gateway the network slice information including identifiers of and properties associated with the network slices. Responsive to receiving a request for the network slice information from a network device at a border of a forwarding plane of the enterprise network, the enterprise controller sends the network slice information to the network device to cause the network device to perform configuring network traffic in the forwarding plane with identifiers of ones of the network slices that match the network traffic, and to perform forwarding the network traffic configured with the identifiers to the data plane of the service provider network.

Abstract: The present disclosure relates to communication methods. In one example method, a first network node sends, to a second network node on each of at least one user plane tunnel, a message for feeding back a downlink transmission status, where each message includes an indication used to indicate radio link outage or radio link resume between the first network node and a terminal device, and the at least one user plane tunnel is all user plane tunnels that are established at a communications interface between the first network node and the second network node and that are associated with the terminal device.

Abstract: The present invention is designed so that proper power headroom reports (PHRs) can be transmitted as feedback even when shortened processing time and/or shortened transmission time intervals (TTIs) are used. According to one aspect of the present invention, a user terminal has a transmission section that transmits an uplink signal in a shortened transmission time interval (sTTI) in a given carrier, and a control section that controls generation and transmission of a power headroom report (PHR) based on a power headroom (PH) of one or more sTTIs.

Abstract: A method for managing and orchestrating virtual application functions jointly with virtual network functions is done through a single management and orchestration (MANO) framework within a network. The method includes creating, by a system for (virtual) application function and virtual network function management and orchestration, at least one service or service chain that considers or comprises at least one (virtual) network application and/or at least one virtual network function. A virtual application function (VAF) entity is provided as a container for network applications together with a VAF manager (VAFM) for the VAF.

Abstract: Disclosed is a method for communicating between communicating elements forming part of a home automation system for a building, each communicating element being connected in a communication network allowing communication according to a predefined communication protocol. Each communicating element of the communication network stores a current network address in a memory of the communicating element, the current network address being used for point-to-point addressing in the communication network, and each communicating element stores at least one preceding network address of the communicating element in the memory of the communicating element.

Abstract: A software defined network controller receives from a radio access network access point an attach request generated by a user equipment that includes a user equipment identification and an IP address for the radio access network access point. The controller assigns a temporary identification to the user equipment and sends a modified attach request including the temporary identification, and application server identification and an application server IP address to the radio access network access point. The controller configures a forwarding table associated with the radio access network access point so that the access point forwarding table matches the user equipment identification, the application server identification and the application server IP address.

Abstract: Methods and apparatus for transmitting information are provided. The method includes: a terminal device receives state indication information sent by a network device, the state indication information is used for indicating that the network device will switch from an ON state to an OFF state; and the terminal device performs cell selection according to the state indication information.

Abstract: Disclosed are various embodiments for providing a spectrally efficient communication network using clustered devices and virtualized resources in a multi-input multi-output (MIMO) environment. A plurality of remote radio heads (RRHs) can be connected to a central base band unit (BBU) pool of a software-defined network (SDN) associated with the communication network. A procedure can be performed to yield a design for software-defined massive MIMO subject to a plurality of constraints. The design provides a plurality of clusters comprising the RRHs and an association of user devices to the clusters. Examples of initiating implementation of the design by the SDN are provided.

Abstract: A static label-switched path (LSP) over which packets belonging to a forwarding equivalency class (FEC) are forwarded may be tested by (a) generating a multi-protocol label switching (MPLS) echo request message including a target FEC stack type-length-value (TLV), the target FEC stack TLV having a Nil FEC sub-TLV; and (b) sending the MPLS echo request message with a label stack corresponding to the FEC for forwarding over the static LSP. A static segment routed traffic engineered (SRTE) path, including at least two segments, over which packets belonging to a forwarding equivalency class (FEC) are forwarded, may be tested by (a) generating a multi-protocol label switching (MPLS) echo request message including, for each of the at least two segments, a target FEC stack type-length-value (TLV), each target FEC stack TLV having a Nil FEC sub-TLV; and (b) sending the MPLS echo request message with a label stack corresponding to the FEC for forwarding over the static SRTE path.

Abstract: A receiver module for receiving an electromagnetic signal, including an analog frontend and at least a first receiving channel and a second receiving channel is described. The receiving channels are both connected to the analog frontend, wherein the frontend is configured to receive an input signal including a symbol sequence and to forward the input signal to the receiving channels, wherein the receiving channels each include an analog to digital converter, wherein the second receiving channel includes an attenuator, wherein the first receiving channel and the second receiving channel each include a soft-input-soft-output-decoder, and wherein the soft-input-soft-output decoders each are configured to process the symbol sequence. Moreover, a data transmission system and a method for receiving an electromagnetic signal are described.

Abstract: Introduced here are visibility platforms able to process the traffic handled by the gateways of an Evolved Packet Core (EPC) with Control and User Plane Separation (CUPS). A visibility platform can include a control processing node (CPN) and one or more user processing nodes (UPNs). The visibility platform may populate a data structure in which the CPN and UPNs are associated with locations along an interface on which Sx/N4 traffic is exchanged between the control and user planes. Each location may be representative of the point on the Sx/N4 interface at which Sx/N4 traffic processed by the corresponding node is acquired. The CPN can use the data structure to program session flows that impact how user traffic is handled by the UPNs.

Abstract: Methods of sending a packet, NUMA nodes and non-transitory machine-readable storage mediums are provided in examples of the present disclosure. In one aspect, a first NUMA node queries a forwarding table based on a destination IP address of a packet to be forwarded to obtain a plurality of egress interfaces corresponding to the destination IP address; obtain, for each of the plurality of egress interfaces, node information of a second NUMA node to which the egress interface belongs, determining that the egress interface is on the first NUMA node when the node information of the second NUMA node is same as node information of the first NUMA node, wherein the second NUMA node is on the network device; and send the packet via an egress interface which belongs to the first NUMA node and is in the plurality of egress interfaces.

Abstract: When using Dual Connectivity in a Non-Standalone Architecture cellular communication system, a data bearer may be steered through a Long-Term Evolution (LTE) base station or a New Radio (NR) base station. Each bearer is assigned a combination of Quality of Service (QoS) values corresponding to the service type that the bearer is supporting. For example, each different service type may be assigned a combination of a QoS Class Identifier and an Allocation and Retention Priority parameter value. Each combination is also associated with a radio access technology such as LTE radio access technology or NR radio access technology. When NR communications are available between a network core and a communication device, and if the bearer's combination of QoS values has been associated with NR, bearer data is routed through an NR base station. Otherwise, the bearer data is routed through the LTE base station.

Abstract: An electronic device includes a first processor; a first commissioning element to communicate with external devices using wireless communication and a first memory storing programs for commissioning a target device onto a communication network. The communication network has configuration data including a network identifier and a network key. The programs provide a user interface for commissioning the target device. The target device includes a second processor, a second wireless radio, and a second commissioning element to receive the network configuration data. The target device decodes the network configuration data to commission the target device onto the communication network. The electronic device sends the network configuration data to the target device and receives confirmation that the target device has successfully connected to the communication network. The electronic device displays the success in a user interface.

Abstract: Systems and methods for selecting tiering protocols based on data transmissions over mesh networks within defined spatial areas can be provided. A mesh network can be established within a defined spatial area. Each network device within the mesh network can be a user device or a supernode. Further, a wireless communication link can be established between the user devices and supernodes. A plurality of tiered protocols for tiering data transmissions can be accessed. Data to be transmitted over the mesh network can be analyzed to determine which tiered protocol to select. Path data that identifies a routing path from the a user device to a supernode can be generated, and the data can be transmitted according to the path data.

Abstract: A computer enabled method for locating a misplaced object that includes receiving at an object locating system a request defining an object to be located, the input data request being received audibly by a digital assistant. The method may include analyzing the request with the object locating system by classifying the object to be located with an image search of a corpus of images correlated to comparison objects; and receiving images from Internet of Thing devices (IoT) devices of search objects. The method further includes comparing the images correlated to comparison objects from the image search with images of the search objects to identify retrieval objects that match the object classified by the object locating system that analyzed the request. The location of the retrieval object is then identified.

Abstract: A radio network device is operative to transmit uplink data on a physical uplink shared channel aggregating two or more contiguous slots. The device is further operative to transmit, in addition to the uplink data, Uplink Control Information (UCI) in at least one of the aggregated slots. The UCI may comprise a HARQ ACK/NACK. The UCI is configured in response to Downlink Control Information (DCI) received from a serving network node. The DCI also includes a UL scheduling grant for the physical uplink channel. The UCI may be configured in the physical uplink channel transmission in a variety of ways. Various amounts of frequency resource (e.g., subcarriers) may be allocated to UCI. The subcarriers may be non-contiguous. In slot aggregation, the UCI subcarriers may frequency hop from slot to slot. The UCI may be encoded differently in different slots, to facilitate early decoding by a receiver (which may, for example immediately prepare a re-transmission in the case of a NACK).

Abstract: Techniques are disclosed for identifying faulty links in a virtualized computing environment. Network path latency information is received for one or more network paths in the networked computing environment. Based on the network path latency information, a probable presence of a faulty component is determined. In response to the determination, physical links for a network path associated with the probable faulty component are identified. Information indicative of likely sources of the probable faulty component is received from multiple hosts of the networked computing environment. Based on the identified physical links and information, a faulty component is determined.

Abstract: A wireless communication method and a system comprising a first audio source unit and at least a second audio source unit each comprising; a connection management interface for connecting to a network topology, a protocol management interface, a management link and a communication link, and during a configuration period the first audio source unit may be configured to listen for a notification packet via the management link, and, based on a first criteria, the first audio source unit may be configured to establish, via the protocol management interface, a communication group and a respective communication frame. Furthermore, where the first audio source unit may be a coordinator of the communication group, the coordinator may then be configured to establish notification packets in the communication frame, and the notification packets may then be transmitted via the management link assigned to a first time interval in the communication frame.

Abstract: A method of visualizing search results is provided. The method includes receiving a content feature, detecting, within a network, a subnetwork pattern representing a relationship satisfying a condition and associated with an entity of a first or a second type, the entity being associated with the content feature, and generating a visualization based on the detected subnetwork pattern. The visualization includes a first region representative of the first type of entity, a second region representative of the second type of entity, and a linking region connecting the first region to the second region and providing information about the represented relationship.

Abstract: Provided are a paging method and a paging apparatus. The method comprises: a network device receiving state information about a remote terminal device; the network device determining, according to the state information, a paging mode for paging the remote terminal device; and the network device paging the remote terminal device according to the paging mode. It can thus be ensured that a network device correctly pages a remote terminal device.