39 results about "Session layer" patented technology

The embodiment of the invention provides a charging service real-time monitoring method and device based on a service probe, and the method and device achieve the precise construction of a service event chain through constructing a multi-layer data analysis mechanism and integrating the data of an application layer, a session layer and a network layer. And designing an exception recognition strategy based on multi-dimensional feature fusion, and establishing a neural network classifier to perform exception event analysis in combination with hardware state features and scene features. A real-time monitoring engine is introduced, and dynamic early warning is carried out on business abnormity through hierarchical analysis and correlation analysis. According to the method, the defects of the traditional technology in the aspects of data analysis, feature analysis, real-time monitoring and the like are effectively overcome, and the intelligent level and the early warning effect of charging service monitoring are remarkably improved.

The invention relates to an FRU equipment management method based on soft-hard decoupling of a soft bus, and the method comprises the steps: setting a distributed soft bus in a transmission layer, taking the distributed soft bus as a center, and achieving the access of at least one FRU equipment node and a management equipment node from a physical layer to a network layer of an OSI seven-layer architecture, according to the distributed soft bus, the FRU equipment node is connected with the management equipment node, discovery, connection, networking and establishment of a transmission channel between the management equipment node and the FRU equipment node are realized, so that equipment with a bus interface can be easily accessed, the access efficiency is greatly improved, and the interconnection flexibility and expansibility of the management equipment can also be improved by the self-discovery function of the distributed soft bus; and on the other hand, an RPC framework is arranged on the session layer, a hardware isolation development platform is provided for applications from the session layer to the application layer through the RPC technology, and software and hardware isolation development can reduce the complexity of development and design, reduce the design difficulty and improve the implementation efficiency and stability of application management.

The invention discloses a fixed network voice implementation method based on a broadband core network. Each fixed network voice device can access a plurality of backbone networks; comprising the steps of selecting and setting a voice service and establishing a voice service link layer; and a voice service session layer calling process. The method has the advantages that based on a broadband core network (BNC) architecture, a network transmission scheme of a control plane and a data plane of fixed network voice is reconstructed, broadband co-construction and sharing are achieved, the network construction and operation efficiency is improved, the network construction and operation cost is reduced, and the user experience is improved.

This disclosure provides a method and system for automotive diagnostic services based on a modular UDS protocol, relating to the field of automotive UDS development technology, including a host computer, PCAN, and an electronic control unit (ECU). The ECU includes a network layer and a session layer. The host computer sends diagnostic messages to the ECU via PCAN. After receiving the diagnostic message from the host computer, the ECU distinguishes the network protocol control information type of the diagnostic message, determines whether the current network state of the network layer allows receiving the diagnostic message frame, and determines whether the addressing mode, session mode, and security level are equal to the ECU's configuration information. If the network layer allows reception, the session layer determines whether the ECU supports the service. After the session layer confirms the response type to be sent, the network layer sends one or more frames according to the protocol type. This disclosure enables rapid iteration when adding or removing UDS services, reducing code modifications.

The invention relates to the technical field of military simulation data engineering, and discloses a military simulation-oriented multi-dimensional semantic knowledge graph framework construction method, which comprises the following steps of: analyzing an object model extension component of a high-level system structure to construct a simulation object model increment state sequence, mapping the multi-dimensional coordinates for data distribution management into a discretized grid data routing domain; analyzing a federal protocol session layer log to determine a member connection reliability index, and calibrating a data accessibility index of each grid unit in combination with a grid data routing domain; generating an extended semantic type identifier for the semantic assertion, and constructing a semantic missing tendency evaluation model associated with the extended semantic type identifier and the data accessibility index to calculate a missing risk metric value for the incremental semantic field; and generating a global consistency compensation factor based on the missing risk metric and fusing the global consistency compensation factor with the semantic triple.

The invention relates to a cross-system service providing method and device. The method comprises the steps that a service request of a user for a second system is acquired in a first system; in response to a service request, calling a service page of the second system; obtaining service request information of the user through the service page; the service request information is sent to an AI large model through WebSocket connection of a session layer; in response to the service request information, determining corresponding AI reply information according to the FAQ knowledge base by adopting an AI large model; and under the condition that the corresponding AI reply information is determined to be failed, sending the service request information to the manual customer service. By integrating the structured knowledge base and the standardized operation process SOP, and combining the artificial intelligence generation content of the AI large model and the intelligent intention analysis technology, the problems of high artificial customer service cost, slow response, high efficiency and the like of the e-commerce platform in the deployment application of another system are effectively solved. And the problems of insufficient semantic understanding, inflexible manual switching opportunity and the like of a trigger word-based customer service system are solved.

The embodiment of the application provides a kind of based on the real-time monitoring method and device of charging service of service probe, through the construction of multilayer data analysis mechanism, through the data of application layer, session layer and network layer, the accurate construction of service event chain is realized.Design based on the abnormality identification strategy of multidimensional feature fusion, combine hardware state feature and scene feature, establish neural network classifier to carry out abnormal event analysis.Introduce real-time monitoring engine, through hierarchical analysis and correlation analysis, dynamically early warning is carried out to service anomaly.The method effectively solves the deficiency of traditional technology in data analysis, feature analysis and real-time monitoring etc., significantly improves the intelligent level and early warning effect of charging service monitoring.

The invention provides a multi-channel multi-priority hierarchical communication method and device based on an MCU (Microprogrammed Control Unit), and the method comprises the steps: determining and adding a message to a message queue consistent with the priority of the message based on the priority of the message when a session layer receives the message of an application layer; when the first task specification is in a sending idle state, obtaining a target message from the message queue based on the priority of the message and the channel number of the first task specification, and submitting the target message to a transmission layer through the first task specification to request to send the message; the transmission layer receives the first task instruction, obtains a target message based on the first task instruction, and sends the target message to a data link layer through a second task instruction to request to send the target message; and when the data link layer receives the second task instruction, obtaining a target message based on the second task instruction, calling an interface provided by the driving layer to send the target message to the hardware layer, and submitting a processing result to the transmission layer after the sending is completed.

The invention relates to the technical field of vehicle-mounted Ethernet testing, in particular to a method for automatically testing the protocol consistency of a vehicle-mounted Ethernet. The method comprises the following steps: acquiring multi-controller protocols of a network layer, a transmission layer, a session layer, a presentation layer and an application layer in a vehicle-mounted Ethernet controller such as 10 base-T1, 100 base-T1 / TX and 1000 base-T1; the method comprises the following steps: connecting a vehicle-mounted Ethernet controller with test equipment, and debugging data of multiple controllers; debugging a test project in the test equipment, and verifying whether the script logic is consistent with the TCB specification or not; checking case triggering conditions, interaction processes and judgment standards; running the debugged test project, and synchronously scheduling each channel for parallel test in a multi-controller test scene; after the test is completed, automatically exporting a content analysis report and a log containing Ethernet packet capture data and environmental parameters; and according to a report viewing result, analyzing a test failure item reason in combination with a log.

An electronic device is provided. The electronic device includes memory storing one or more computer programs, at least one communication circuit, and one or more processors communicatively coupled to the memory and the at least one communication circuit, wherein the one or more computer programs include computer-executable instructions that, when executed by the one or more processors individually or collectively, cause the electronic device to control the at least one communication circuit to establish a connection with a server, identify whether at least one of a first condition or a second condition related to a reception delay in the connection is satisfied, and based on the at least one of the first condition or the second condition being satisfied, adjust a keep alive period for the connection, wherein the first condition includes a condition that a first reception delay time related to a keep alive message exceeds a threshold delay time, and wherein the second condition includes a condition that a second reception delay time related to a session layer message exceeds the threshold delay time.

The invention provides a communication method for IPV4 and IPV6 dual-protocol stack seamless switching of Internet of Things equipment, which comprises the following steps of: creating a user side virtual handle visible to a user side in a session layer between a transmission layer and an application layer; when a user side creates a session link with a target terminal with a target domain name on a session layer, if the current state is a default state or is switched to an IPV4 protocol stack state, executing an IPV4 protocol to carry out a communication process; and if the current state is switched to the IPV6 protocol stack state, executing an IPV6 protocol to carry out a communication process. According to the communication method for seamless switching of the IPV4 and IPV6 dual protocol stacks of the Internet of Things equipment, seamless switching of the IPV4 and IPV6 dual protocols is achieved, the use experience of a user side is improved, and the communication method has the advantages that the implementation process is simple, and configuration of the user side is simplified.

The invention provides a software online operation and maintenance platform, which is characterized in that a heterogeneous system is connected with a session layer to shield differences of different operating systems of a software bottom layer, and software and a host are managed through a standardized application life cycle management interface; the heterogeneous system connection session layer supports the input of a script language and an operation and maintenance platform integration instruction of each operation system; the operation and maintenance platform integration instruction is a logic script obtained after the operation and maintenance platform abstracts a script language of each operation system; and after the heterogeneous system connection session layer is identified as an operation and maintenance platform integration instruction, translating the operation and maintenance platform integration instruction into a corresponding operation system script instruction according to a target operation system transmitted to the operation and maintenance platform integration instruction as required. According to the platform, the heterogeneous system is connected with the session layer to shield the difference of different operating systems at the bottom layer, and a set of standardized application life cycle management interface is defined to realize the comprehensive system and extensible management of software and a host, so that the workload of operation and maintenance personnel is greatly reduced, and the efficiency is improved.

The embodiment of the invention discloses a communication protocol architecture and a communication method applied to communication between large language models. The communication protocol architecture comprises a transmission layer, a semantic layer and a session layer, wherein the transmission layer is used for carrying out communication data transmission between large language models based on a rapid UDP internet connection QUIC and / or a hypertext transfer protocol HTTP-3; the session layer is used for session negotiation between large language models; and the semantic layer is used for converting the session negotiation result generated by the session layer into a data frame form so as to carry out information interaction between large language models through the data frame. According to the technical scheme, communication data transmission between the large language models and session negotiation between the large language models of the session layer are carried out through the transmission layer based on QUIC and / or HTTP-3, and the session negotiation result generated by the session layer is converted into the data frame through the semantic layer, so that information interaction between the large language models is carried out through the data frame; on the basis of reducing resource consumption, timely and accurate data sharing between models can be realized.

Methods, systems, and computer programs are presented for stitching a meta session with an underlying trail fragmented across multiple distributed sessions. One method includes receiving telemetry signals from entities in a session environment that includes at least one identity of a user engaged with applications via respective meta sessions. An underlying trail for each meta session is determined, where the underlying trail is fragmented across two or more sessions with two or more entities. For a first meta session with a first application for the identity of the user, several operations are performed, including correlating a signal hierarchy based on the telemetry signals; constructing, based on the correlated signal hierarchy, a session hierarchy underlying the first meta session distributed across the one or more entities; determining a posture of the first meta session based on the constructed session hierarchy; and enforcing a security policy based on the determined posture.

The invention relates to a device and a method for analyzing service-oriented communication in a communication network, wherein a data packet comprises a first header of an application layer (216) for service-oriented communication and comprises a second header of a protocol layer (218) different from the application layer for communication in the communication network, in particular a second header of a presentation layer (204), a session layer (206), a transport layer (208), a network layer (210), a data link layer (212) or a physical layer (214), wherein the data packet is analyzed based on information about a sender and / or a receiver of the data packet from the first header and based on information about the sender and / or the receiver from the second header to determine whether the data packet meets a criterion, wherein the criterion defines a rated value for the sender and / or the receiver in the first header based on the content of the second header and / or wherein the criterion defines a rated value for the sender and / or the receiver in the second header based on the content of the first header.

The present invention discloses a smart medical response method based on big data, which includes the following steps: Step 1: deploy a medical and patient APP at the session layer, build a rehabilitation regulation and control platform at the transmission layer, and access the detection equipment at the physical layer; Step 2: the doctor sets the patient's rehabilitation stage, food taboos, blood sugar, blood pressure, and blood lipid parameter ranges to the transmission layer, and the patient views the various information stored in the transmission layer; Step 3: the doctor sets the high and low physical sign parameters to the transmission layer at the session layer, corresponding to the food intake and taboos at different rehabilitation stages; Step 4: the patient uses the physical sign detection equipment to measure the physical sign information, the rehabilitation regulation and control platform analyzes the patient's physical sign information, and intelligently regulates the food taboos and food intake at the rehabilitation stage, and the transmission layer sends the analysis results to the session layer. According to the present invention, it has the ability to analyze the patient's actual physical condition and the rehabilitation stage, and formulate food taboos and food intake for the patient according to the actual situation and stage.

The application relates to the technical field of military simulation data engineering, and discloses a multi-dimensional semantic knowledge graph framework construction method for military simulation, which comprises the following steps: analyzing an object model extension component of a high-level architecture to construct a simulation object model incremental state sequence, and mapping a multi-dimensional coordinate of data distribution management into a discretized grid data routing domain; analyzing a federal protocol session layer log to determine a member connection reliability index, and combining the grid data routing domain to calibrate a data reachability index of each grid unit; generating an extended semantic type identifier for a semantic assertion, constructing a semantic missing tendency evaluation model associated with the extended semantic type identifier and the data reachability index, and calculating a missing risk measurement value for an incremental semantic field; and generating a global consistency compensation factor based on the missing risk measurement value and fusing the semantic triple.

The invention discloses a malicious traffic judgment method, system and device and a storage medium, and is applied to the technical field of network security, and the method comprises the steps: obtaining a to-be-detected traffic, decoding the to-be-detected traffic, and dividing each data packet obtained after decoding according to different sessions to which the data packets belong; whenever all the data packets belonging to the same session are obtained, based on all the data packets of the session, through feature extraction, obtaining a first feature extraction result used for reflecting the features of the session at the data packet level and a second feature extraction result used for reflecting the features of the session at the session level; respectively inputting the first feature extraction result and the second feature extraction result into a first detection model and a second detection model to obtain a first detection result and a second detection result which are used for reflecting the malicious degree of the session; and obtaining a malicious traffic judgment result of the session based on the first detection result and the second detection result. By applying the scheme of the invention, malicious traffic judgment can be effectively realized, the feasibility is guaranteed, and the detection accuracy is improved.

The invention relates to the technical field of computer simulation, and discloses a military simulation scenario description method based on a knowledge graph, which comprises the following steps: acquiring command and control message data and electromagnetic environment link state data, and dividing command session sets according to message header identifiers; constructing a multi-layer associated knowledge graph comprising a session layer, a statement layer and a traceability layer; counting accumulated link connection duration according to the electromagnetic environment link state data, triggering a scenario grounding operation when a preset threshold is met, and generating an execution element layer in the atlas; statistics is carried out on the pixel scale change amplitude before and after each grounding operation, and a session traceability expansion index is generated through weighting processing; and finally, establishing a complexity identification node bearing the index, writing the complexity identification node into a graph, and outputting a final knowledge graph file, a command and control message sequence capable of being played back and a simulation executable scene package. The structure expansion risk caused by the environment and the protocol mechanism can be quantified in the description stage, and the method is suitable for large-scale simulation interoperation.

The invention discloses an implementation method of a sequence recommendation system based on session popularity applied to a smart hotel, and the method is based on session popularity calculation of interaction time difference division, the interaction history of a user is divided into a plurality of sessions, and the item popularity is calculated at the session level, so that the dynamic updating of the popularity is realized, and the user experience is improved. And a user popularity preference embedded network is provided, firstly, a user preference matrix is constructed based on session popularity, and secondly, the user preference matrix is compressed and fused by adopting a neural network to obtain a user preference vector, so that the potential tendency of a user to items with different popularity levels is quantified. In order to integrate popularity features into a USPP-SR model, the method is based on a popularity self-attention sequence recommendation framework, and the framework integrates interaction time difference, popularity features and user preference information into an embedded layer to obtain a comprehensive embedded vector; a plurality of self-attention blocks combined with a hybrid expert mechanism are stacked, potential interests of target users are mined in a multi-dimensional mode, and personalized recommendation services are provided.

The invention discloses a communication data processing method, which comprises a data hierarchical processing module, a data conversion control module, a receiving end reverse processing module and a data expansion fusion module, and is characterized in that the data hierarchical processing module is based on an OSI seven-layer model, and data is packaged layer by layer at a sending end; the data hierarchical processing module comprises an application layer, a presentation layer, a session layer, a transmission layer, a network layer, a data link layer and a physical layer, the application layer generates user data, defines service logic and supports FTP / SMTP application protocols, and the presentation layer encrypts TLS data, compresses JPEG and converts formats. The method covers integration of data hierarchical encapsulation, a core processing technology, a reverse de-encapsulation process and a modern extension technology, is not only suitable for a traditional communication network, but also widely applied to emerging communication scenes such as 5G, Internet of Things and edge computing, and aims at solving the problems of data transmission efficiency, compatibility and expansibility in a complex network environment.

The invention discloses a plug-in large model access system for embedded equipment, and relates to the field of large model application. The system comprises a session layer used for providing a standard calling interface and defining different large model calling modes, and selecting a target large model calling mode based on a service type to send a service to a platform layer; the platform layer comprises a plurality of large model plug-ins of different types, and is used for serializing a protocol and a format of a service by adopting a target large model plug-in to obtain a calling request matched with the protocol and the format of the target large model, and sending the calling request to the transmission layer; the deserialization analysis layer is used for carrying out deserialization analysis on the calling request result and sending a deserialization analysis result to the session layer; and the transmission layer comprises a plurality of communication protocols and is used for determining a target communication protocol according to a network environment and service requirements, sending a calling request to a target large model and sending a calling request result to the platform layer. According to the invention, the technical problems of high multi-model adaptation cost and low communication efficiency are solved.

A device comprises a computing device, including one or more processors, several peripheral communication devices of different communication protocol types, operationally connected to the one or more processors, and a memory for storing processor-executable instructions of an application-layer protocol stack. The processor-executable instructions are adapted so that, when executed by the one or more processors, they cause the one or more processors to perform operations for the respective secure communication sessions to be established with the respective target devices via the respective of the several peripheral communication devices.The processes involve establishing the respective secure communication sessions with the respective target devices via the respective of the multiple peripheral communication devices according to a message exchange of a mutual authentication and key exchange protocol common to the multiple peripheral communication devices.

According to one embodiment, a method, computer system, and computer program product for establishing identity-based hierarchical sessions on a hardware security module (HSM) for binding secure keys to a guest system, is disclosed. The present invention may include establishing a communication channel between the guest system and the HSM, wherein the communication channel is identity-based, end-to-end and encrypted, thereby establishing a session, transferring login information of the guest system through the communication channel to the HSM, maintaining a predefined security level throughout a hierarchy of the sessions, wherein no child session has a higher security level than its parent session, and performing a challenge-response protocol based on a session ownership verification with the guest, such that an HSM generated and secured key is bound to a related session.

The invention discloses a layered auditing method and device based on message interaction behaviors, and relates to the technical field of industrial control security. The method comprises the following steps: layering according to an OSI model of a message; auditing is carried out according to OSI model layering; a data link layer and a network layer are only responsible for transmitting data and do not carry out auditing and analysis; auditing TCP messages of a transmission layer and a session layer: locking a quintuple, monitoring a full life cycle of the quintuple, recording a handshake condition, a data interaction condition and a link disconnection condition, and performing natural language display on the recorded quintuple condition; for auditing of the application layer, industrial control protocols are classified, key fields are extracted, the interaction situation of the key fields is recorded, and the interaction process is subjected to natural language display; and auditing the transmission layer and the application layer: carrying out fusion auditing on the data of the transmission layer and the application layer to find an abnormal problem. The situation of the whole life cycle can be audited, and possible abnormal situations can be analyzed.

Methods, systems, media devices, and non-transitory, machine-readable media to facilitate asynchronous wireless media transfer are disclosed. A request for video service from a content provider system via a wireless network may be received. A media device may be configured to provide an asynchronous session for subsequent video content transfer. The configuring may utilize a network layer and a transport layer without utilizing a presentation layer and an application layer. Specifications of asynchronous session parameters may be created to define delivery operations with the asynchronous session. An encrypted token, corresponding to the specifications, may be created. Opening of the asynchronous session may be requested by transmitting the encrypted token to the content provider system from the transport layer. At the session layer, the asynchronous session may be started for video content delivery in accordance with the specifications of the asynchronous session parameters. Display of the video content may be caused.

The invention provides a traffic application protocol identification method. According to the invention, through the load balancing architecture of the intelligent sampling and traffic identification unit of the convergence and shunting device, and in combination with the real-time protocol knowledge base constructed by the traffic learning unit, high-speed protocol identification in a large-traffic scene is realized. The sampling mechanism greatly reduces the calculation load of deep packet detection; traditional packet-by-packet analysis is replaced by a knowledge base comparison strategy, so that the identification process can be completed only by session layer data; a dynamic aging mechanism guarantees the timeliness of the knowledge base; the load balancing and closed loop feedback design improves the flexibility of the system. According to the scheme, on the premise that the recognition precision is guaranteed, the equipment scale, the computing resource consumption and the operation and maintenance cost are remarkably reduced, and efficient support is provided for operator high-concurrency traffic analysis.

An apparatus comprises a computing device including one or more processors, multiple peripheral communication devices of different communication protocol types operably connected to the one or more processors, and a memory to store processor-executable instructions of an application layer protocol stack. The processor-executable instructions are adapted such that, when executed by the one or more processors, cause the one or more processors to perform operations for respective ones of secure communication sessions to be established with respective destination devices via respective ones of the multiple peripheral communication devices. The operations comprise establishing the respective ones of secure communication sessions with the respective destination devices via the respective ones of the multiple peripheral communication devices according to an exchange of messages of a mutual authentication and key exchange protocol that is common to the multiple peripheral communication devices.

Various embodiments relate to network capabilities. Devices of a network can have different capabilities. The network can provide artificial intelligence (AI) enabled, machine learning (ML) enabled, deep learning (DL) enabled networked access to these capabilities. The capabilities can share a common AI / ML / DL-enabled open layer-based net-centric logical protocol architecture. Also, different features can be achieved through different layers. As an example, AI enabled access can be achieved through the application layer, ML enabled access and DL enabled access can be achieved through the presentation layer and the session layer, and network access is achieved through the transport layer, the network layer, the link layer, and the physical layer.

The invention relates to the technical field of quantum security, and discloses a quantum key secure transmission method and device, a medium and equipment. The method comprises the following steps: establishing a communication connection between a quantum key charging machine and a quantum key management server, wherein the communication connection comprises a channel layer transceiving service and one or more session layer transceiving services based on the channel layer; the quantum key charging machine creates a quantum key file distribution session using the session layer transmit-receive service, and obtains a quantum key from the quantum key management server based on the quantum key file distribution session. According to the invention, the security, adaptability and expandability of quantum key secure transmission can be improved.