737 results about "Session management" patented technology

One or more computer-readable media (CRM) storing instructions for monitoring quality of-service (QoS) flows in a wireless cellular network are disclosed. The instructions, upon execution by one or more processors, cause the one or more processors to: obtain a signal in the wireless cellular network; determine, based on the signal, a QoS flow event for a session management function (SMF); determine performance measurements related to the QoS flow event; and modify at least one of the QoS flows in the wireless cellular network based on the performance measurements. Example QoS flow events include a request to create or modify a QoS flow, a successfully created or modified Qos flow, a QoS flow that failed to be created or modified, etc.

Method and apparatus for PDU set handling capability indication are disclosed. In one embodiment, session management function (SMF) comprises a processor and a transceiver coupled to the processor, wherein the processor is configured to determine PDU set handling capability of a RAN node; and transmit, via the transceiver, to UPF, an indication of activating or deactivating PDU set handling for PDU session or QoS flow (s) according to the PDU set handling capability of the RAN node to which the UPF is connected.

The invention discloses a multi-protocol dynamic adaptation and session management method based on TCP / IP (Transmission Control Protocol / Internet Protocol), and belongs to the technical field of computer network communication. Comprising the following steps: S1, receiving TCP / IP connection from a client, and identifying a specific application layer protocol type through a protocol feature code; s2, dynamically loading an adapter of a corresponding protocol based on the protocol type identified in the S1, decoding original data into a unified intermediate format, and realizing protocol-independent data processing; s3, on the basis of decoding in the S2, different protocols are connected and bound to the same session object based on the device identifier, and cross-protocol sharing of the authentication state and the context is achieved; and S4, monitoring a network quality index based on the session binding in the S3, and dynamically allocating a high-priority service to the optimal protocol channel. According to the method, the problems of poor multi-protocol compatibility, isolated session management, unreasonable network resource allocation and the like are solved, and the flexibility, the reliability and the resource utilization rate of the system are remarkably improved.

The invention relates to the technical field of block chain data sharing, and discloses a student psychological assessment data sharing method and system based on a block chain. The method comprises the following steps: when a user logs in through a browser client, a system triggers a zero-knowledge proof generation process; and the client signs the timestamp and the random number by using a local false identity private key to form a zero-knowledge proof request packet, and submits the zero-knowledge proof request packet to the alliance chain node through a secure channel. And the node calls an identity verification contract to verify the signature, generates a session token containing a role type and a validity period after the signature passes, writes the token in an alliance chain account book in a hash manner and returns the token to the client. The client encrypts and stores the token, and a subsequent data request is carried through an HTTP header; and when it is detected that the token is expired or abnormal, the client automatically re-triggers the zero-knowledge proof process. The method depends on the block chain and zero knowledge proof technology, optimizes identity verification and session management, guarantees data sharing safety, compliance and stability, and is suitable for student psychological assessment data sharing among multiple subjects.

The invention provides a middleware system interacting with a soft bus based on a general publish-subscribe mode, which belongs to the technical field of communication, and comprises a protocol plug-in management module for dynamically loading a protocol plug-in; the soft bus interaction module receives the publishing / subscribing request message, creates a session service and calls a loaded protocol plug-in, and the protocol plug-in processes a data distribution service message; the message structure management module is connected with the protocol plug-in management module; the data mapping module is connected with the message structure management module; the session management module is respectively connected with the soft bus interaction module and the data mapping module; and the real-time scheduling engine is respectively connected with the protocol plug-in management module and the session management module. The method has the advantages that multiple protocols are supported through a plug-in mechanism, efficient interaction with a device soft bus is achieved, the soft bus is used for issuing capacity, session services are created, a general message structure is adopted, low-delay, high-reliability and efficient heterogeneous system communication is achieved, and the requirements of the Internet of Things and industrial control scenes are met.

The present disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Provided is a method performed by a first network entity that performs a session management function (SMF) and a packet data network gateway-control plane function (PGW-C) of a mobile communication system. The method comprises the steps of acquiring, from a user equipment (UE), an indicator indicating a UE route selection policy (URSP) provisioning support in an evolved packet system (EPS);transmitting, based on the indicator, a session management (SM) policy control update request message to a second network entity that performs a policy control function (PCF) related to a session; and receiving, from the second network entity, an SM policy control update response message including URSP information generated by a third network entity that performs a PCF related to the UE.

Embodiments describing methods performed by a system comprising Network functions including at least a Session Management Function and a User Plane Function for performing a UPF re-anchoring for an application triggered at a User Equipment over an established Packet Data Unit (PDU) Session, where when the system receives the initial trigger for a service triggered by the application (e.g., a DNS request or an application level request), a determination is made by the system based on the information related to the application that re-anchoring of the UPF for that application into a local UPF closer to the UE is required. When re-anchoring of the UPF is successful, the initial trigger is discarded, and the UE is instructed to establish a new PDU session over the local UPF for that application.

The present disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The present disclosure provides a method by which an AMF of a 5G communication system supports data communication using a network slice for a terminal in an idle mode, the method comprising the steps of: receiving, from an SMF, a first message transmitted to the terminal for session management for the data communication with the terminal; transmitting a paging message to the terminal; receiving, from the SMF, a second message triggering a configuration of the network slice before transmitting the first message to the terminal; transmitting the first message to the terminal; and transmitting, to the terminal, a third message changing the configuration of the network slice.

A method, performed by a first Session Management Function (SMF), for providing a continuous service to a user equipment (UE) includes: identifying, by the first SMF, triggering of an SMF change operation; transmitting, to an Access and Mobility Management Function (AMF), a message indicating a change in a status of a Packet Data Unit (PDU) session of the UE so as to request a procedure of changing an SMF; receiving a context request message requesting a context of the UE from a second SMF that is a target SMF; and transmitting a context request response message to the second SMF.

The invention belongs to the technical field of cipher machines, and discloses an MCP protocol-based intelligent security service calling method, which comprises the following steps of: defining a standardized MCP message structure, and creating a mapping relation table of an MCP instruction and a cipher machine API (Application Program Interface); constructing an MCP server interface module, and receiving an MCP format request sent by the AI agent; analyzing the request to determine a password operation type; converting the operation type into a corresponding cipher machine API call based on the mapping relation table; aPI calling and transmitting parameters are sent to the server cipher machine; and receiving an operation result, packaging the operation result into a response message according to the MCP message structure, and returning the response message to the AI agent. Through a standardized message structure and a mapping mechanism, the calling process of the cipher machine is simplified, and the technical threshold is reduced; and meanwhile, seamless connection between the AI application and the cipher machine is realized through an interface module and a session management mechanism, so that the AI system can call the hardware-level cipher service on the premise of ensuring the safety.

A method is performed by a session management module and includes the steps described below. An update instruction sent by a target test module is received; a session table is queried according to identifier information corresponding to the target test module so that a listening module identifier set corresponding to the target test module is obtained; a demand instruction is sent to a listening module corresponding to each listening module identifier in the listening module identifier set; an acquisition instruction sent by the listening module is received and the acquisition instruction is sent to the target test module so that the target test module sends shared information to the session management module; the shared information corresponding to the shared information identifier sent by the target test module is received, and the shared information corresponding to the shared information identifier is sent to the listening module.

A routing rule configuration method and a communications apparatus are provided, where after receiving a PDU session establishment request from a first terminal, a session management function network element generates, based on first information including information used to indicate to forward a data packet through an N6 interface, a routing rule used to indicate to send the data packet of a 5G LAN group to which the first terminal belongs to the N6 interface or discard the data packet. The session management function network element can determine a routing rule for an N6-based forwarding manner based on the first information.

A session management method performed by a core network according to an embodiment of the present disclosure includes receiving, by using an access and mobility management function (AMF), a packet data unit (PDU) session modification request to which non-3GPP device connection information is applied from a user equipment (UE) or a 5G residential gateway (5G-RG), and determining whether to reject the PDU session modification request by using at least one of a session management function (SMF) or a policy control function (PCF).

The present application relates to a zero trust-based service system access control method and apparatus, a device, and a medium. The method comprises: triggering, among core network functional network elements of a network, a session management function network element or an AAA server to send a user re-authentication request to a user terminal, so that the user terminal returns current user information to the AAA server; upon the AAA server verifying that current user identity information is consistent with user identity information corresponding to a target user, determining an identity authentication success result; on the basis of the identity authentication success result and the current user identity information, the AAA server initiating a biometric authentication request to the user terminal, so that the AAA server checks whether most recent biometric information of the target user returned by the user terminal matches pre-stored biometric information of the target user, and if so, returns a biometric authentication success result to the user terminal, so as to authorize the target user to continue accessing a target service system. The present application can prevent several security issues, such as unauthorized control over authorized devices.

A data transmission method, an apparatus, and a system, the method including receiving, by a mobility management network element, second information from a session management network element, where the second information is associated with triggering establishment of a communication connection between a first terminal and a first access network device, and where the communication connection is associated with transmitting data of a first multicast service, and sending, by the mobility management network element, fifth information to the first access network device based on the second information, where sending the fifth information causes the first access network device to establish a communication connection to the first terminal according to the fifth information.

A visited session management function of a visited public land mobile network (PLMN) sends, to a home session management function of a home PLMN of a wireless device, a request of the wireless device for a packet data unit, PDU, session in a network slice. The visited session management function receives, from the home session management function, a cause value indicating that a network slice quota of the home PLMN has been reached for a number of PDU sessions for the network slice.

In a communication method, a first session management function (SMF) determines, based on a group identifier of a group to which a target user equipment belongs, a first user plane function (UPF) connected to a first user equipment, where the first user equipment is an access point user equipment in the group; the first SMF sends an Internet Protocol (IP) address of the target user equipment and / or the group identifier to the first UPF; and the first UPF establishes a General Packet Radio Service (GPRS) Tunneling Protocol User Plane (GTP-U) tunnel between the first UPF and the second UPF, and stores a correspondence between the IP address and the GTP-U tunnel to implement packet forwarding.

The application provides a satellite communication method and device, the method can include: a session management network element acquires an identification list, the identification list includes identification information of one or more terminal devices accessing the satellite through a satellite backhaul mode; the session management network element configures a forwarding rule to a user plane network element on the satellite, the forwarding rule is used for shunting a data packet whose destination address contains an address of a terminal device corresponding to the identification list to an access network device corresponding to the terminal device. Through the above scheme, the terminal device supporting local data exchange under the satellite can communicate through the local data exchange under the satellite, thereby reducing the time delay and improving the user experience.

The invention relates to the technical field of data management and information systems, in particular to an experimental data management system conforming to GLP specifications, which comprises a data acquisition and standardization unit, a data storage and version management unit, a natural language query and interaction unit, a data quality and compliance verification unit and an audit tracking and authority management unit. According to the method, professional terms and query intentions are accurately analyzed by means of a field-specific language model, intelligent recognition and visual interaction of image data are realized by the multi-modal interaction module, dialogue continuity is maintained by the context dialogue management module, and an association analysis scheme is actively pushed by the intelligent recommendation module. Intelligent retrieval and analysis requirements of animal experiment data are efficiently supported, the compliance and quality of the experiment data are guaranteed, and data risks are effectively identified and handled.

The invention provides an electric power metering network security protection system and an electric quantity acquisition data encryption transmission protocol used by the same. The system comprises a metering terminal, an edge gateway and a master station platform. The metering terminal is integrated with a domestic commercial password chip, adopts a three-level safety start chain and a data disturbance encryption mechanism, and has the functions of side channel protection and physical disassembly detection; the edge gateway constructs a multi-channel SM4 encryption assembly line based on the FPGA to realize encryption relay and data caching; the master station platform supports high-concurrency encryption session management, dynamic key updating and LSTM model driven abnormal traffic detection. The matched data encryption communication protocol is based on a state machine model and comprises the stages of time synchronization, key exchange, data transmission, integrity verification and the like. The system has high security, high real-time performance and strong environment adaptability, and is suitable for security access scenes of various power terminals such as intelligent electric meters, concentrators, micro-grid metering and the like.

Provided in the embodiments of the present application are an information transmission method and a communication apparatus, which can ensure that session management can be reliably performed during the switching of a terminal when a session-related function is decoupled from an access and mobility management network element. The method comprises: during the process of switching a service radio access network of a first terminal from a source radio access network to a target radio access network (RAN), the target radio access network acquiring, from the source radio access network, service area information corresponding to the first terminal; the target radio access network determining first indication information on the basis of location information and the service area information of the first terminal, wherein the first indication information is used for indicating whether the first terminal is located in a service area indicated by the service area information; and the target radio access network sending the first indication information to a session management network element, wherein the session management network element is used for managing a session of the first terminal.

The embodiment of the invention provides an information transmission method and a communication device, which can ensure that session management can be reliably carried out in a terminal switching process under the condition of decoupling session-related functions of an access mobility management network element. The method comprises the following steps: in the process of switching a service radio access network of a first terminal from a source radio access network to a target radio access network RAN, the target radio access network acquires service area information corresponding to the first terminal from the source radio access network; the target wireless access network determines first indication information according to the position information of the first terminal and the service area information, the first indication information being used for indicating whether the first terminal is located in a service area indicated by the service area information; and the target wireless access network sends the first indication information to a session management network element, wherein the session management network element is used for managing the session of the first terminal.

A method and apparatus for multicast broadcast service. The method implemented at an access and mobility management function (AMF) entity comprises receiving a message for starting a multicast / broadcast (MB) session from a session management function (SMF) entity. The message comprises first location information. The method further comprises sending an MB session joining accept, reject, or cancel message to at least one terminal device based on the first location information.

The application provides a transmission method of indication information, a message transmission method and related devices, and the method comprises the following steps: an intermediate session management network element sends third indication information to a target user plane network element according to second indication information from a session management network element, so that the target user plane network element buffers uplink data packets according to the third indication information; when the session management network element learns that the target application network element has completed the switching, the session management network element can send fourth indication information to the intermediate session management network element, so that the intermediate session management network element sends fifth indication information to the target user plane network element according to the fourth indication information, and then the target user plane network element forwards the uplink data packets according to the fifth indication information, which avoids the loss of data packets and improves the reliability of data packet transmission.

The invention provides a communication method, a communication device and a communication system. In the method, the gateway device can send the request information for requesting the intranet access configuration information to the session management device, so that the session management device can send the intranet access configuration information to the gateway device based on the request information, and therefore, the intranet access configuration information is automatically configured for the gateway device; a series of problems (such as complexity, time consumption and high error rate) caused by manual configuration of the gateway equipment can be avoided, so that the accuracy and efficiency of configuration are improved.

Provided are a communication method and device, the method comprising: a session management network element receiving first information from a first anchor point user plane network element anchored by a first session established by a first terminal device, the first information comprising address information of data transmitted between the first terminal device and a second terminal device; and the session management network element determines whether the first terminal equipment and the second terminal equipment use the same access network or the same backhaul network according to the first information, and determines a first network element for forwarding the data of the first session under the condition of using the same access network or the same backhaul network. According to information reported by a session-anchored anchor point user plane network element, when a point-to-point communication terminal device uses the same access network or the same backhaul network, a new network element is determined to provide a forwarding service for session data so as to avoid point-to-point data transmission only based on the session-anchored anchor point user plane network element. And the performance of point-to-point data transmission is improved.

A method implemented in a communication network between a compact core system and a central core network system for registration and session management comprises transmitting, by a compact access and mobility management function (AMF) at the compact core system, a registration request to the central core network system, in which the registration request comprises data associated with the compact core system, and completing, by a central AMF at the central core network system, a registration of the compact core system by adding the data associated with the compact core system at a registration data store in the central core network system, and establishing, using a user plane function (UPF) at the compact core system, a connection between the compact AMF and a central AMF at the central core network system over a network slice.

Procedures, methods, architectures, apparatuses, systems, devices, and computer program products for reporting of measurements. A wireless transmit-receive unit (WTRU) may initiate a multi-access packet data unit (MA PDU) session establishment request, incorporating energy-aware access traffic steering, switching and splitting (ATSSS) capabilities and an indication of preferred energy-based user plane optimization. The session management function (SMF) receives the request and sends a session management (SM) policy association create to the policy control function (PCF). The PCF obtains an energy estimate report for traffic flows and QoS flows, for both access legs of the MA PDU session, uses the report to generate policy and charging control (PCC) rules, and sends these rules to the SMF, which derives ATSSS rules for the WTRU and N4 rules for the user plane function (UPF), that include energy aware traffic steering policies.

The invention discloses a session management method and device, computer equipment and a storage medium. The method comprises the following steps executed by a participating node: receiving a first connection establishment request sent by a coordinating node when the coordinating node is switched from a fault state to a normal state, and obtaining a current state of the participating node; when the current state of the participating node is a normal state, inquiring a participating node session pool by adopting a global unique session identifier, and judging whether a historical local session corresponding to the participating node exists or not; when the historical local session corresponding to the participating node exists, verifying the historical local session based on the version information, and determining and executing a current local session corresponding to the participating node; and when the historical local session corresponding to the participating node does not exist, creating and executing a current local session corresponding to the participating node based on the session parameter information. According to the method, the dependence degree of the participating nodes on the coordination nodes can be reduced, the fault processing complexity and the system resource consumption are reduced, and the fault processing efficiency is improved.

Embodiments of the present disclosure provide method and apparatus for session management. A method performed by a first session management function (SMF) comprises marking that a status of at least one quality of service (QoS) flow is to be synchronized with a terminal device. The at least one QoS flow is managed by the first SMF and a second SMF.