60 results about "Network Access Identifier" patented technology

Systems, methods, apparatuses, and computer program products for enhanced location services in 5G are provided. One method may include storing, at a network node, at least one of data network access identifier(s) (DNAIs), an indication of serving area(s), and / or slice information that is supported by a location management function (LMF) with or in a LMF profile. The method may also include transmitting, to a consumer network function (NF), the LMF profile with the at least one of DNAIs, indication of serving area(s), or slice information supported by the LMF.

A wireless communication method includes: acquiring an electronic product code (EPC) uniform resource identifier (URI) from an environmental Internet of Things (IoT) device; and formulating a network access identifier (NAI) format subscribing to a permanent identifier (SUPI) based on the acquired EPC URI.

The embodiment of the invention discloses a communication method, device and system, relates to the technical field of communication, and helps to reduce the pressure of a session management function network element for processing a request for an edge application service. The method comprises: a session management function network element obtaining application information signed by a terminal device, the application information comprising at least one of the following items: a full domain name, an application identifier, or a data network access identifier; the session management function network element selects a target first network element according to the application information; wherein the first network element is used for selecting a local user plane function network element and / or an edge application service.

A method of establishing a dynamic PUD session for an anycast service by means of an Anycast Application Function (AF) includes: subscribing to a PDU session establishment event exposure notification for traffic targeting an anycast IP address; receiving a user plane management event exposure notification message including a UE address and optional UE location information via a Network Exposure Function (NEF) from a Session Management Function (SMF) determining that an AF notification trigger has been satisfied through the anycast IP address in accordance with a PDU session establishment request for an anycast IP address-based service of UE; selecting an optimal Data Network Access Identifier (DNAI) for the requested PDU session on the basis of currently monitored network and computer metrics and the UE location information; and transmitting the selected DNAI and routing information to the NEF through a preset message.

The invention discloses a medium-voltage carrier-based plug and play implementation method for power distribution terminals and a topology recognition device, and the method comprises the steps: each power distribution terminal is connected to a power distribution network through carrier equipment, and each power distribution terminal is preset with a self-description identifier, an upstream equipment self-description identifier and a downstream equipment self-description identifier; after a to-be-accessed power distribution terminal accesses a medium-voltage power grid, a network access request frame is broadcasted to other power distribution terminals through medium-voltage carrier waves, after a power distribution terminal adjacent to the to-be-accessed power distribution terminal receives the network access request frame, identity authentication is carried out according to a network access identifier of the to-be-accessed power distribution terminal obtained through analysis, and after the authentication is passed, the to-be-accessed power distribution terminal is accessed to the medium-voltage power grid. Establishing two-way communication connection based on medium-voltage carrier waves; and the to-be-accessed power distribution terminal equipment sends a registration frame to the adjacent power distribution terminal, the topological relation in the terminal is updated, plug and play is realized, and terminal networking is completed. According to the invention, communication networking can be automatically carried out, the communication efficiency of the power distribution terminal is improved, and the accuracy of topology identification is greatly improved.

Provided in the embodiments of the present application are a communication method, device, and system. The method comprises: a first network element receives a first query message from a first anchor point of a session of a terminal device, the first query message comprising a domain name, and the first query message being used for querying an address of a server which provides, to the terminal device, a service corresponding to the domain name; the first network element obtains an address of a first server on the basis of the first query message, the first server being used for providing, to the terminal device, a service corresponding to the domain name; the first network element determines a data network access identifier corresponding to the address of the first server; and the first network element sends a first message used for determining a branching point to a session management network element, the first message comprising the address of the first server and the data network access identifier, and the branching point being used for sending session data to the first server via a second anchor point. The method facilitates data transmission between a terminal device and a server.

The application relates to a communication method, device and system. A first network element learns that a terminal device requests to access a first application, and selects a first data network access identifier for the terminal device, wherein the sum of a first time delay and a second time delay is less than or equal to an access time delay threshold of the first application. The first time delay is a transmission time delay between the terminal device and a core network device corresponding to the first data network access identifier, or a transmission time delay between an access network device serving the terminal device and the core network device corresponding to the first data network access identifier; and the second time delay is a processing time delay of an edge application server in a first data network, the first data network access identifier being used to identify the first data network, and the edge application server being used to support the first application. The selection of the first network element is more conducive to the terminal device to quickly access the first application, thereby improving the access experience of a user using the terminal device for a service of the application.

The application discloses a wireless communication method, a wireless communication platform, an electronic device and a computer readable storage medium, receiving first DNS configuration information associated with a first application network element sent by an edge computing server; the first DNS configuration information comprises at least one of a data network address, an application network element service identifier, a data network access identifier, a fully qualified domain name, a service filtering identifier and domain name system information; configuring the first DNS configuration information for a to-be-configured network element associated with the first application network element in a core network device, and sending DNS feedback information to the edge computing server; the DNS feedback information is used for indicating that the to-be-configured network element is successfully configured, or indicating that the to-be-configured network element fails to be configured. In this way, it is ensured that a terminal device can access services carried on the edge computing server through local DNS services.

A data network access configuration method and apparatus, and a network device, a medium and a program product, which relate to the technical field of wireless communications. The data network access configuration method comprises: configuring a mapping table in an SMF instance, wherein the mapping table describes the mapping relationship between a satellite identifier and at least one data network access identifier (DNAI). By means of configuring, on an SMF, the mapping relationship between the satellite identifier of a service-providing satellite and one or more DNAIs, the SMF is enabled to understand the relationship between the DNAIs and the satellite identifier on the basis of the mapping relationship, the SMF is enhanced, and the SMF is enabled to select an appropriate data network access point, i.e., user plane routing, for a user service, thereby helping the SMF to more effectively manage and control on-satellite MEC services and optimizing and satisfying specific satellite communication requirements.

A communication method and apparatus. The method can be applied to non-terrestrial network (NTN) communication, and can be used for selecting an appropriate edge application server (EAS) and branching point for a terminal in a scenario where EASs / user plane functions (UPFs) are deployed on satellites, thereby ensuring the transmission of service data and improving user experience. The method comprises: a control plane network element (such as a session management network element) acquiring information of a first UPF on the basis of information of a first service and service deployment information, and then sending the information of the first UPF to determine an EAS, or configuring the first UPF on the basis of the information of the first UPF, wherein the EAS or the first UPF is used by a terminal to access the first service. The service deployment information comprises at least one of the following: time information corresponding to service information, an NTN device identifier corresponding to the service information, or a data network access identifier corresponding to a service, wherein the data network access identifier corresponds to an NTN device.

The present application relates to the technical field of wireless communications. Provided are a communication method and apparatus. The method comprises: a session management network element acquiring a data network access identifier of a first service, and determining that the first service is a service of a first type, wherein the service of the first type is a service meeting a quality-of-service and / or position deployment requirement; the session management network element instructing a first network element to create or update a processing rule for the first service of a terminal, wherein the processing rule for the first service instructs that the session management network element be notified when the terminal initiates the first service; and the session management network element receiving first notification information from the first network element, wherein the first notification information indicates that the terminal initiates the first service. In the present application, when the distance between the position of an application server corresponding to a first service and the position where a terminal is located is relatively large, a first network element may also determine that a service initiated by the terminal hits a processing rule, and then send a first notification message to a session management network element, so as to notify the session management network element to process the service initiated by the terminal.

A communication method and apparatus are used for realizing reasonable determination of a second SMF of a session of a terminal device. The method comprises the following steps: a first session management network element receives first request information from an access and mobility management function network element, wherein the first request information comprises position information of terminal equipment and a session establishment request; the first session management network element determines a first data network access identifier according to the location information of the terminal device and a first corresponding relationship, the first corresponding relationship comprising a corresponding relationship between N pieces of location information and M data network access identifiers, and the N pieces of location information comprising the location information of the terminal device, the M data network access identifiers comprise a first data network access identifier, and N and M are positive integers; and the first session management network element sends a first data network access identifier and a session establishment acceptance message to the access and mobility management function network element, wherein the first data network access identifier is used for the access and mobility management function network element to determine a second session management network element of the session.

The present disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate than a 4G communication system such as LTE. According to an embodiment of the present disclosure, a method performed by a first network entity in a wireless communication system is disclosed. The method comprises the steps of: receiving, from a terminal, a computing service support request for an operation of an application executed by the terminal and state information of the terminal; sending demand condition information related to the computing service support request and a request to discover a computing server to a network repository function (NRF); receiving, from the NRF, information about a second network entity connected to the one or more computing servers; receiving status information of the one or more computing servers from the second network entity; determining a computing configuration and a computing server for supporting the operation of the application; transmitting, to a session management function (SMF), the information on the computing configuration selected in the computing server and the computing configuration step and a data network access identifier (DNAI) of the computing server; and transmitting information about the determined computing configuration to the terminal or the second network entity.

The invention provides a communication method and device, relates to the technical field of communication, and aims to support a terminal to access a plurality of edge application servers, improve the communication efficiency and enrich the user experience. The method comprises: a first session management function network element receiving a first message, the first message comprising at least two allowed data network access identifiers, the first message being used for indicating that traffic is allowed to be unloaded to an application device corresponding to the data network access identifiers, the at least two allowed data network access identifiers comprise a first data network access identifier corresponding to the first application device and a second data network access identifier corresponding to the second application device; and determining a second session management function network element supporting unloading of the traffic to the second application device, and requesting the second session management function network element to unload the traffic to the second application device.

The present disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate than a 4G communication system such as LTE. Specifically, a method performed by a target base station in a wireless communication system according to various embodiments of the present disclosure comprises the steps of: receiving a handover request message from a source base station; determining a computing function (CF) identified by a data network access identifier (DNAI) associated with the target base station as a candidate of the target CF based on the handover request message; identifying, from among the candidates of the target CF, the candidate of the target CF corresponding to each data network (DN) related to distributed processing of relocation of the application of the UE performing the handover as the target CF; and transmitting a handover request ACK message to the source base station, the handover request ACK message including information on the identified target CF, where the target CF may connect a network to an application server serving an application of the UE performing the handover.

A method is provided in connection with routing traffic in a Protocol Data Unit (PDU) session of a wireless network. The method involves a Policy Control Function (PCF) receiving a request to influence traffic routing, determining to request energy cost information based on the request, and transmitting a message to an Energy Efficiency Control Function (EECF). The PCF determines a routing policy based on the received energy cost information and transmits it for use in the PDU session. The energy cost information includes respective energy cost information for each Data Network Access Identifier (DNAI) associated with the PDU session. A system implementing the method comprises circuitry for the PCF and EECF. Another method involves a Session Management Function (SMF) of a wireless network in connection with routing traffic in a PDU session.

A network function, element or entity receives S610 a list of candidate data network access identifiers (DNAIs) and, for each candidate DNAI, acquires S620 delay-related information regarding delay be

Embodiments of the present application provide a communication method, apparatus, computer-readable medium, and electronic device. Among them, a mapping relationship between a data network access identifier and a network address of an application server is maintained in a core network entity. The communication method includes: generating a first signaling message for interacting with an application function entity, where the first signaling message includes a network address of a target application server, and the network address of the target application server is determined by the core network entity based on the mapping relationship and according to a target data network access identifier that needs to be notified to the application function entity; sending the first signaling message to the application function entity, and the application function entity is used to maintain the network address of the application server. The technical solution of the embodiments of the present application can reduce the implementation difficulty of the application function entity, and at the same time reduce the signaling overhead caused by the interaction of the data network access identifier between the application function entity and the core network entity.

Apparatuses, methods, and systems are disclosed for re-authentication key generation. One method (1100) includes transmitting (1102) a re-authentication key with a key set identifier in an extensible authentication protocol message. The re-authentication key is generated using: a public land mobile network identifier; a serving network name identifier; a trusted network domain name identifier; a trusted gateway function identifier; a subscription permanent identifier; a network access identifier; a user equipment identifier; a reauthentication code; a separator; a length of a parameter; or some combination thereof.

The present application discloses an identifier sending method and communication device, relating to the field of communications, and is used to avoid unnecessary changes to a network's DNAI or UPF device to save signaling interaction resources. The identifier sending method includes: a session management function device obtaining first information and application traffic information, the first information being used to notify an application function device when a data network access identifier DNAI changes and an application is deployed on an edge data network corresponding to the changed target DNAI; when the DNAI changes, the session management function device sends the target DNAI to the application function device based on the first information.

Provided are communication methods and devices. The communication method includes: a first network element sends an application function (AF) request, the AF request carrying at least one of the following: user plane information of the first network element; data network access identifier (DNAI) information of the first network element; information of a terminal device; or user plane session information corresponding to a user plane perception / positioning service. A user plane path can be selected, thereby saving network resources.

A method implemented in a first network node is described. The method includes determining that application context relocation (ACR) is to be performed in the bundled packet based on service areas and / or data network access identifiers (DNAIs) of all of the bundled EASs. Each of the bundled EAS has at least one session with an application client (AC) in a user equipment (UE). The method also includes discovering a target EAS in a bundle packet of the bundled EAS, where the target EAS is within a same edge data network (EDN) or a different EDN based on EAS relevance, and transmitting a declaration message to an edge enabled server (EES), the declaration message including the identifier (s) and the endpoint (s) of the selected target EAS, where the target EAS is within the same EDN or the different EDN based on EAS relevance. The method may be used to cause initiation of an application context transfer (ACT) procedure between an EAS in the bundled EAS and a selected target EAS in the bundled packet.

A method performed by an application function (AF) in a wireless communication system is provided. The method includes receiving, from a session management function (SMF), a late notification message indicating a change of a data network access identifier (DNAI), identifying whether an AF change is needed based on the late notification message, and transmitting, to the SMF, a response message including information for change to a target AF for a target DNAI based on a result of identifying that the AF change is needed.

A method for supporting user identifiers (UIDs) in a network system, performed by a user equipment (UE) includes capturing a human user login and formulating a network UID format according to an enhanced subscription permanent identifier (eSUPI) with a UID format and / or a network access identifier (NAI) format of a network UID, and transmitting the network UID format to a first core network element through a registration request message.

The invention discloses a multi-level password authentication method and system oriented to the industrial Internet, and relates to the field of the industrial Internet, and the method comprises a collection module which is used for collecting the equipment hardware features, network access identification and operation body biological feature information of a to-be-authenticated body in the industrial Internet, and forming a three-dimensional identity basic data set of the to-be-authenticated body; the generation module is used for receiving the three-dimensional identity basic data set and applying the data set to generate a dynamic initial key bound with the identity of the subject to be authenticated; according to the method, the equipment hardware features, the network access identifier and the biological features of the operation subject of the industrial internet to-be-authenticated subject are collected to form the three-dimensional identity basic data, the dynamic initial key is generated in combination with the timestamp and the root key, and the key is updated in real time along with the change of the identity data, so that the uniqueness and security of identity binding are improved.

A communication method, and an apparatus. In the method, a first network device receives a first message, the first message comprising a first data network access identifier (DNAI) and a second DNAI and being used for instructing to establish a tunnel between a first DN corresponding to the first DNAI and a second DN corresponding to the second DNAI, the first DN being within the management scope of the first network device; when the second DN is not within the management scope of the first network device, but is within the management scope of a second network device, the first network device interacts with the second network device to establish a tunnel between the first DN and the second DN. The described method achieves establishing a node-level forwarding tunnel between DNs; in the case where two DNs are not within the management scope of a same session management network element, two session management network elements may together control establishment of a node-level forwarding tunnel between the first DN and the second DN, thereby solving the problem in the prior art that since only one session management network element controls establishment of a forwarding tunnel, a forwarding tunnel fails to be established when two DNs are not managed by a same session management network element.

Embodiments of the present disclosure provide a method and related devices for implementing business continuity. The method includes: receiving a target relocation message carrying target data routing information, where the target data routing information includes a target data network access identifier and network address translation information, and the network address translation information includes a target user equipment network address, a first application server network address, and a second application server network address; generating a packet processing rule according to the target data routing information, which includes a network address translation rule, and the network address translation rule includes converting the destination address of the uplink packet sent by the target user equipment from the first application server network address to the second application server network address, and converting the source address of the downlink packet with the destination address being the target user equipment network address received from the second application server network address to the first application server network address; and sending the packet processing rule to the target network device.

The invention provides a communication method and device, relates to the technical field of communication, and is used for supporting a terminal to access a plurality of edge application servers, improving the communication efficiency and enriching the use experience of the terminal. The method comprises: a first device receiving a first message, the first message comprising at least two allowed data network access identifiers used for indicating that traffic is allowed to be unloaded to an application device corresponding to the data network access identifiers, the first device determining a first session management function network element supporting the traffic to be unloaded to the first application device, and determining a second session management function network element supporting offloading of the traffic to the second application device; the first device sends a second message to the first session management function network element, and requests to unload the traffic to the first application device; and sending a third message to the second session management function network element, and requesting to unload the traffic to the second application device.

Provided are a communication method and device, relating to the technical field of wireless communications, a session management network element obtaining a data network access identifier of a first service, and determining that the first service is a first type of service, the first type of service being a service that satisfies quality of service and / or deployment location requirements; the session management network element instructs the first network element to create or update a processing rule for a first service of the terminal, and the processing rule of the first service instructs the terminal to notify the session management network element when the terminal initiates the first service; and the session management network element receives first notification information from the first network element, wherein the first notification information indicates the terminal to initiate the first service. According to the invention, under the condition that the distance between the position of the application server corresponding to the first service and the position of the terminal can be relatively long, the first network element can also determine that the service initiated by the terminal hits the processing rule, so that the first notification message is sent to the session management network element to notify the session management network element to process the service initiated by the terminal.

The invention relates to a communication method, device and system. The second network element receives a first request from the first network element, wherein the first request is used for requesting to acquire the processing delay of an application server in the data network; the second network element sends a response to the first request to the first network element, the response comprising processing delays of N application servers in at least one data network, the at least one data network being identified by at least one data network access identifier, N being a positive integer.