2653results about "Network connections" patented technology

The invention relates to the technical field of service architecture management, can be applied to business scenes such as financial science and technology, medical health and the like, and discloses a gateway component updating and service migration method which comprises the following steps: selecting a target gateway component, collecting an access configuration data set of a source gateway operation instance, and storing the access configuration data set; registering a service node to a micro-service registration center, generating a service node topology identifier, constructing an interface routing configuration table, and converting the interface routing configuration table into a traffic forwarding strategy mapping table; releasing the source gateway connection based on the mapping table and switching the flow to the target gateway component; and after the migration service node is accessed to the target gateway, executing service response verification, link integrity verification and abnormal trigger detection, and outputting a service availability state identifier, a link tracking log file and an abnormal event trigger record. By fusing topological structure information, protocol parameters and traffic policies, an automatic migration process of configuration synchronization, policy conversion and traffic takeover is realized, and the service stability and the gateway unified management capability are improved.

The invention discloses a time sequence data management method of an edge computing gateway, which relates to the technical field of edge computing and industrial Internet of Things, and comprises the following steps of: respectively recording a communication bandwidth occupancy rate, a buffer area residual rate and a scheduling thread occupancy rate of the edge computing gateway in a preset fixed time period; and constructing a resource use original data matrix covering all time points in the fixed time period. According to the method, by periodically monitoring the resource use state and fusing the high-priority task scheduling performance, the scheduling resource abnormal occupancy index is dynamically generated, and intelligent sensing and scheduling optimization of the edge computing gateway on the resource pressure are achieved. When the abnormal index is increased, the system automatically triggers buffer area redistribution and low-optimal task data compression, data writing and scheduling real-time performance of key tasks are guaranteed preferentially, the problems of task starvation and data loss are effectively avoided, and the stability and the response capability of the system in a high-pressure environment are improved.

The invention relates to a control method for a multi-protocol switching anti-quantum security gateway, and the method comprises the steps: carrying out the safety self-inspection of a hardware environment after the security gateway is powered on, generating a unique root key of equipment based on a physical unclonable function, continuously collecting and analyzing the network traffic characteristics, and carrying out the self-inspection of the hardware environment. Based on a machine learning model, a quantum attack mode is identified and an encryption algorithm mode is dynamically decided, protocol analysis is carried out on a communication data packet, dynamic conversion and adaptation are carried out between a traditional protocol and an anti-quantum cryptography protocol according to an instruction and a preset rule, and an anti-quantum cryptography engine is called to carry out encryption or signature operation. And dynamically deriving and managing a session key in a complete period based on a root key, switching an algorithm mode, a communication protocol and a key in a linkage manner according to a quantum attack detection result, and starting anti-side channel attack protection and hardware security response. According to the method, active protection of the security gateway on quantum attacks, multi-protocol seamless compatibility and full-life-cycle security management of keys are realized.

A dynamic trusted edge gateway for industrial terminals based on classification and hierarchical management includes a information collection module, a local cache module, an identity collaboration module, a multi-point deployment support module, a security event log collaboration module, a trust evaluation result receiving module and a security policy execution module. The information collection module is configured to establish a connection with industrial terminals and collect a multi-dimension information of the industrial terminals and transmit the multi-dimension information to the local cache module and the trust evaluation result receiving module. The security event log collaboration module is configured to perform information exchange and event sharing with an industrial control security device and an industrial IoT security device, and transmit a security event information and a status data of the industrial control security device and industrial IoT security device to the trust evaluation result receiving module.

The invention relates to the technical field of power distribution station supervision, in particular to an intelligent auxiliary and artificial intelligence visual gateway control method and system for a station building, which monitors network state parameters in real time, calculates a network quality score and dynamically selects an optimal transmission path based on a reinforcement learning algorithm. Comprising a high bandwidth mode, a low delay mode and a disaster recovery backup mode, stage processing and dynamic compression are performed on transmission data according to data types and network quality scores, link switching and a local caching mechanism are automatically triggered when a network is abnormal, and finally, multi-gateway load balancing and visual monitoring are realized through a software defined network architecture. The problem of transmission delay or interruption caused by the fact that a static data transmission framework cannot adapt to network state changes in the prior art is effectively solved, and the reliability and the real-time performance of data transmission are remarkably improved through dynamic path optimization, intelligent hierarchical transmission and a fault self-healing mechanism.

The invention discloses a high-concurrency API service-oriented AI gateway multi-level cache synchronization method and system, and the method comprises the steps: obtaining a request, extracting data information in the request, and carrying out the request routing, security authentication, service authentication and flow control in a memory; when the number of requests reaches a preset threshold value, writing the data information into a system cache and / or a database for updating; when a user carries out recharging operation, obtaining user data based on the multi-level cache architecture through an UpdatUser function to carry out balance calculation and updating; and updating the memory data information to a system cache and a database in real time based on a publishing and subscribing mechanism so as to carry out data consistency maintenance. Request routing, security authentication and other key operations are completed in the memory, the high-speed read-write characteristic of the memory is utilized, the request processing delay is greatly reduced, and ten thousands of concurrency per second or even higher concurrency is supported. The dependence on a back-end cache and a database is reduced, and the performance bottleneck is avoided.

The invention discloses an intelligent building equipment historical data storage method, and relates to the field of building equipment historical data storage, and the method comprises the following operation steps: S1, collecting and preprocessing global data; s2, intelligent storage strategy decision making; s3, designing a semantic storage structure; s4, constructing and managing a distributed storage cluster; s5, intelligently writing and indexing historical data; and S6, efficient query and deep analysis of an interface. According to the historical data storage method for the intelligent building equipment, provided by the invention, all-around improvement is realized in the aspects of data quality, storage efficiency, association capability, system reliability, operation convenience and the like through refined design of a data full link; and finally, the equipment data of the intelligent building really becomes a core asset which can be perceived, analyzed and utilized, and powerful support is provided for efficient operation, energy conservation, consumption reduction and safety guarantee of the building.

The invention discloses a control gateway for multi-protocol conversion and an equipment access and data transmission method thereof, and belongs to the technical field of protocol conversion, and the control gateway comprises a protocol conversion module which is used for identifying a plurality of communication protocols and carrying out bidirectional conversion on different communication protocols; the data processing module is used for performing error detection and correction on the data and preprocessing the data; the security management module is used for providing multi-level security protection, including encryption, identity authentication, authorization and network security protection, for data transmission and equipment access; the flow control module is used for dynamically adjusting the transmission rate, the priority and the resource allocation of the data according to the network state and the user configuration; the equipment management module is used for managing equipment connected to the gateway; and the user interface module is used for providing an interactive interface and an API (Application Program Interface) of a user and the gateway. Through architecture design and function arrangement, an efficient, safe and flexible solution is provided for communication between networks and devices of different protocols.

The invention belongs to the technical field of information interaction, and relates to a device information interaction method, a slave device gateway and a master device. An active frame transmission mechanism is realized through the slave device gateway, so that the slave device actively reports information to the master device when the state changes or the trigger condition is met, and the master device can analyze and issue a configuration instruction in real time to complete dynamic management of the slave device. The method supports centralized monitoring and configuration of slave devices in the parallel operation energy storage system, ensures the consistency of device identifiers, addresses, groups and states, realizes real-time, accurate and extensible management, does not interfere with the original Modbus master-slave communication process, and effectively solves the problems of poor expansibility, state update lagging, communication conflict risk and the like in the traditional one-master one-slave mode.

The invention discloses a portable operation and maintenance gateway management and control method and system based on dynamic monitoring feedback, and relates to the field of portable operation and maintenance gateway management and control, and the method comprises the steps: enabling a portable operation and maintenance gateway to be connected between an operation and maintenance terminal and a power control system in series, and carrying out the dual authentication of personnel and equipment; after authentication is passed, operation and maintenance are started, identity, time, position and gateway state of operation and maintenance personnel are collected and monitored in real time, reference information is matched to obtain a matching result, operation and maintenance behaviors are monitored in real time, multi-source data are collected, a management and control strategy is dynamically generated based on risk assessment, and a safety response is triggered; when the equipment is abnormal, an emergency repair mode is switched, non-core authority is relaxed, and whole-course auditing is carried out; the data in the whole operation and maintenance process is uploaded to a remote management platform after structured arrangement, and multi-channel synchronization and delayed uploading are supported when the network is abnormal. The system comprises an authentication module, a risk assessment module, a strategy execution module and a data synchronization module, power operation and maintenance whole-process safety management and control are achieved, efficiency and safety are both considered, and operation traceability is guaranteed.

The invention discloses a data encryption method for multilevel key stream control in an industrial gateway, and particularly relates to the technical field of data encryption and network security. The method comprises the steps of obtaining a session identification code and communication context information; generating a first-level basic key based on the session identification code, and generating a multi-level key stream control matrix in combination with communication context information and a multi-source dynamic random factor; according to the hierarchical relationship of the matrix, key stream sequences of corresponding levels are distributed to data packets of different priorities, and the key stream sequences are switched or combined in real time according to data packet types, transmission paths and security policies in the encryption process, and time fragmentation processing and disturbance coding are executed; the encrypted data packet is sent through a multi-protocol forwarding module of the industrial gateway, and the receiving end carries out decryption by using the key stream control matrix; according to the invention, dynamic generation, hierarchical calling and safe switching of the key stream can be realized, and the data confidentiality, integrity and anti-attack capability of the industrial gateway in a complex network environment are remarkably improved.

The invention is suitable for the technical field of gateway connection, and provides a distributed network access method and system, and the method comprises the steps: obtaining the network topology pre-configuration information of a gateway; the method comprises the following steps: periodically broadcasting own node state information through a plurality of edge access gateways, acquiring terminal state change, acquiring broadcast signals of the plurality of gateways in real time when the terminal state change occurs, and scoring each edge access gateway through a scoring function; the edge access gateway corresponding to the highest score is used as a target access node, an access request is initiated to the gateway, and after the edge access gateway receives the request, the request is decrypted and verified, and white list information is compared at the same time; the monitoring result is compared with the early warning threshold value, after the controller receives the early warning signal, an access migration strategy is generated by comprehensively evaluating the real-time state, the geographic position and the access load condition of the adjacent gateway, and the access migration method has the advantages that it is ensured that no perception is given to the terminal in the migration process, data are not lost, and communication is not interrupted.

The invention relates to the technical field of intelligent gateways, and discloses a multi-mode industrial Internet of Things intelligent gateway based on edge computing and an implementation method thereof, and the method comprises the steps: obtaining sensor data streams of a door magnetic sensor, a human body sensor, a temperature and humidity sensor and a smoke detector in an intelligent region; constructing a space-time fusion data matrix based on the sensor data stream; inputting the space-time fusion data matrix into an edge layer quantization neural network, a fog layer recurrent neural network and a cloud layer large model for distributed reasoning to obtain a reasoning result set; and performing priority queue scheduling and zero-copy transmission on emergency events, important events and conventional events in combination with the reasoning result set to generate a control instruction sequence, so that parallel operation of data acquisition and processing is realized, and the intelligent level, the response performance and the operation reliability of an intelligent regional Internet of Things system are improved.

A management method, device and system for sub-gateways in an FTTR and a storage medium, the method is applied to a main gateway, at least one sub-gateway including a target sub-gateway is hung under the main gateway, the main gateway is connected with an optical line terminal (OLT), a mapping table of the main gateway records a corresponding relationship among the target sub-gateway, a lower ONU ID and an upper ONU ID, and the target sub-gateway is connected with the lower ONU ID and the upper ONU ID. The method comprises the following steps: acquiring a first GEM frame; according to the downlink ONU ID, a second frame header of the first GEM frame is determined, a new first GEM frame is obtained, the new first GEM frame is sent, and the new first GEM frame carries the second frame header, the first frame header and a management request message marked by the uplink ONU ID; receiving a second GEM frame returned by the target sub-gateway for the new first GEM frame; and determining a fourth frame header corresponding to the second GEM frame according to the uplink ONU ID, generating a new second GEM frame, and sending the new second GEM frame to the OLT, thereby achieving the purpose of managing the target sub-gateway by the OLT.

The invention discloses a gateway plug-in loading and optimizing method and device, equipment and a medium, and relates to the technical field of gateway plug-in management, and the method comprises the steps: collecting target information of a user request entering a gateway, so as to obtain corresponding collection data; the target information comprises a request source ip, a request path, parameter information, a request frequency, a user agent, a request method and a response state code; identifying the user request based on the collected data by using a pre-trained identification model so as to determine a request type of the user request according to a corresponding identification result; determining a target plug-in matched with the user request based on the request type, and loading the target plug-in to obtain a corresponding execution result; and optimizing a plug-in priority, a plug-in strategy parameter and an execution path of the target plug-in based on the execution result. Therefore, the gateway performance is improved, the maintenance cost is reduced, and the system stability is enhanced.

The invention discloses an intelligent construction site hardware equipment data collection operation and maintenance method, system, equipment and medium, and relates to the technical field of edge computing, Internet of Things communication and computing resource load balancing, and the method comprises the steps: collecting multi-type intelligent hardware equipment data in an engineering site, constructing an edge gateway structure, carrying out the classification arrangement of a soft gateway and a hard gateway, and carrying out the operation and maintenance of the equipment. Establishing a mapping relationship between the device identifier and the gateway node; a plug-in type protocol analysis service is deployed, a corresponding plug-in is matched according to protocol features of the access data, and standardized mapping processing of an original field is carried out according to a physical model preset field template; dividing multiple types of intelligent hardware equipment in an engineering field into a buffer area according to states, and triggering a packaging and uploading process according to the number of data and a time threshold value; according to the intelligent construction site hardware equipment data acquisition operation and maintenance method provided by the invention, a scheme of flexible access and unified management of multiple types of equipment is realized by constructing a software-hardware combined edge gateway structure.

Some embodiments provide a method for a first data compute node (DCN) operating in a public datacenter. The method receives an encryption rule from a centralized network controller. The method determines that the network encryption rule requires encryption of packets between second and third DCNs operating in the public datacenter. The method requests a first key from a secure key storage. Upon receipt of the first key, the method uses the first key and additional parameters to generate second and third keys. The method distributes the second key to the second DCN and the third key to the third DCN in the public datacenter.

The invention relates to the technical field of network communication, in particular to a logistics equipment unified access method based on multi-protocol conversion. The specific implementation process comprises: establishing a model comprising a source logistics device, a target logistics device, a protocol conversion gateway and a time-sensitive network, wherein the time-sensitive network comprises a network master clock; the protocol conversion gateway and the network master clock are periodically synchronized, an original data packet of the source logistics equipment is analyzed, and data content and a source identifier containing a time sequence relation are extracted; through an adaptive mapping rule, mapping the data content and the source identifier into a time-sensitive network traffic category containing predetermined traffic, and obtaining a gating scheduling strategy of the time-sensitive network traffic category; and the data content is converted and packaged into a time-sensitive network data frame, and the time-sensitive network data frame is sent to the target logistics equipment according to a gating scheduling strategy. According to the invention, the access accuracy and stability of the logistics equipment are realized by fusing protocol conversion and the time-sensitive network.

The invention discloses an IPSec (Internet Protocol Security) VPN (Virtual Private Network) security gateway communication method fused with a post quantum cryptography technology, which comprises the following steps of: S1, in a first-stage main mode of IKE (Internet Key Exchange) key agreement, replacing a traditional single SM2 algorithm and a digital certificate based on an SM2 cryptographic algorithm with an SM2 and PQC mixed algorithm and a mixed PQC digital certificate; s2, the initiator and the responder respectively use the PQC encryption key pair and the PQC signature key pair to carry out key exchange and data signature, and simultaneously use the SM2 encryption key pair and the SM2 signature key pair to carry out key exchange and data signature; s3, in the message 1, the initiator sends a security alliance load containing the attribute of the fused SM2 and PQC algorithm to the responder; s4, in the message 2, the responder feeds back a PQC series hybrid certificate and an SA proposal; and S5, in the message 3 and the message 4, the initiator and the responder complete key exchange and verification. According to the invention, the security of the IPSec VPN security gateway can be improved, and quantum computing attacks can be resisted.

According to the instant application, there are provided systems and methods to create a quantum secure / resistant secure communication channel (QSR-SCC) for communication between two or more end-points at or within devices, applications, services, APIs, secure communication protocols, etc. In one example of a QSR-SCC, a quantum secure / resistant private network (QSR-PN) extends existing VPN solutions using one time pad (OTP) based keys, augmented handshake mechanisms, and interchangeable ciphers, for example, stream ciphers or block ciphers, for enhancing security associated with the QSR-PN.

Embodiments of the present application provide a method for expanding a public cloud, a device, a system, and a storage medium. In the embodiments of the present application, an expanded available zone is created for the public cloud, and the expanded available zone is deployed in a user machine room, so that a hardware facility of the public cloud is deployed to the user machine room in a software-hardware integration manner, which can meet requirements of users for data security, data local processing, low latency, etc. By managing the expanded available zone into the public cloud, the users can locally have usage experience that is consistent with that of the public cloud, and a boundary of the public cloud is expanded.

The invention provides a vehicle-mounted passive optical network area gateway and a protocol conversion method. The gateway comprises an interface module which comprises a plurality of communication interfaces, wherein the communication interfaces are used for receiving messages of a low-speed network protocol; the data processing module adopts an FPGA (Field Programmable Gate Array) core board and is used for receiving a message, extracting effective information from the message, packaging the effective information to obtain an Ethernet protocol frame and converting the Ethernet protocol frame into an SDU (Service Data Unit); and the ONU optical module is used for performing data link layer processing on the SDU to obtain an uplink FS burst frame, and performing physical layer processing on the uplink FS burst frame to obtain a burst mode optical signal frame. The gateway can realize data access of multiple paths of CAN nodes, LIN nodes and vehicle-mounted Ethernet nodes at the same time, meets the communication protocol conversion function of low-speed nodes in each region in a real vehicle environment, and is integrated into a whole vehicle all-optical backbone network. The method is used for converting data complying with a low-speed network protocol into data complying with an XGS-PON protocol.

The invention relates to an interface layout generation method based on an intelligent gateway and the intelligent gateway, and relates to the technical field of Internet of Things, and the interface layout generation method comprises the steps: obtaining and transmitting an instrument monitoring video to the intelligent gateway, and recognizing an instrument reading; according to an equipment fault dynamic judgment mechanism, combining with sensor data, fusing and analyzing instrument reading to obtain a data analysis result, and activating a corresponding operation trigger point; determining an interface function weight according to the operation trigger point in combination with a preset weight evaluation model, and constructing an interface layout template in combination with a dynamic layout generation algorithm; capturing and coding user operation behaviors, generating an interface operation event, and correcting the interface layout template in combination with event processing logic to obtain an optimal interface layout; an interface function weight is determined by constructing a weight evaluation model, a reasonable same-screen layout is automatically generated according to different business requirements and use scenes in combination with a dynamic layout generation algorithm and an interface layout template storage calling mechanism, and efficient and visual information display is obtained.

Disclosed are various embodiments that extend customer premises networks onto a cloud provider network. In one embodiment, a layer-3 virtual private network is established between a tunneling agent and a virtual private network server on a cloud provider network. The tunneling agent is executed on an edge customer premises equipment (CPE) device on a customer premises network. A layer-2 virtual interface is established for an edge application on the cloud provider network using a tunnel to encapsulate layer-2 traffic between the customer premises network and the edge application over the layer-3 virtual private network.

Techniques are described for providing a multi-cloud control plane (MCCP) in a first cloud infrastructure (included in a first cloud environment provided by a first cloud services provider) that enables services and / or resources provided in the first cloud infrastructure to be utilized by users of a second cloud environment, where the second cloud environment is different than the first cloud environment. The multi-cloud infrastructure enables a user associated with an account with a second cloud services provider to use, from the second cloud infrastructure, a first service from the set of one or more cloud services. The multi-cloud infrastructure creates a link between the account with the second cloud service provider and a tenancy created in the first cloud infrastructure for enabling using the first service by the user.

The invention provides a multi-modal communication edge aggregation gateway system for a virtual power plant, and the system comprises a smart energy unit which serves as edge gateway equipment and is used for carrying out the bidirectional communication with a user branch load, a distributed energy source and a flexible load; the measurement monitoring unit is arranged on a user branch load loop or a user side equipment end and is used for acquiring power utilization data of a branch line and an equipment operation condition; a multi-mode communication module; and the self-adaptive protocol switching unit is used for dynamically selecting communication protocols and realizing switching among the protocols according to the communication environment parameters, the equipment types and the data transmission requirements. The invention thoroughly solves the problem that the traditional communication system cannot adapt to different application scenes and equipment type communication requirements by adopting a single communication protocol, realizes the goal of dynamically adjusting the communication strategy according to the network environment change, and effectively avoids the phenomenon that the communication quality is reduced or even interrupted.

The invention discloses a traffic message service type identification method, device and equipment, a medium and a product. A gateway receives a traffic message; analyzing the flow message to obtain a flow characteristic; and identifying the service type of the traffic message according to the traffic feature. According to the scheme of the invention, the traffic service type is quickly analyzed by grasping the traffic characteristics, the service type can be identified when the service traffic is forwarded, and the service function limitation is reduced.

Techniques are described for providing a multi-cloud control plane (MCCP) in a first cloud infrastructure (included in a first cloud environment provided by a first cloud services provider) that enables services and / or resources provided in the first cloud infrastructure to be utilized by users of a second cloud environment, where the second cloud environment is different than the first cloud environment. The multi-cloud infrastructure enables a user associated with an account with a second cloud services provider to use, from the second cloud infrastructure, a first service from the set of one or more cloud services. The multi-cloud infrastructure creates a link between the account with the second cloud service provider and a tenancy created in the first cloud infrastructure for enabling using the first service by the user.

The invention provides a dam safety monitoring system lightweight construction method and device, and the method comprises the steps: deploying a protocol conversion gateway, carrying out the protocol analysis and data standardization processing of an existing heterogeneous sensor, generating data in a unified format, and supporting the network disconnection caching and automatic supplementary transmission; deploying a data processing module on a local server or an industrial personal computer based on an edge computing architecture, performing feature extraction and multi-scale fusion analysis on acquired data, and performing data compression by adopting an improved revolving door algorithm; constructing a lightweight anomaly detection model, training by using historical data to generate a normal mode template library, calculating a dynamic time warping distance between new data and a template in real time, and triggering early warning when the distance of a plurality of continuous cycles exceeds a preset threshold value; the sampling frequency of the sensor is dynamically adjusted according to the real-time data analysis result, key parameters are collected in a high-frequency mode, non-key parameters are collected in a low-frequency or intermittent mode according to the change rate prediction result, and therefore the system resource use efficiency is optimized.

The invention discloses a real-time state synchronization method and system, electronic equipment and a storage medium, and belongs to the technical field of network communication.The method comprises the steps that in response to a connection request from a client side, persistent connection with the client side is established, and a state subscription relation is recorded; performing semantic analysis on the state change event from the business service layer to determine a push priority; a corresponding target intelligent gateway is found according to the target object identifier of the state change event, a pushing strategy is executed by fusing the client network condition maintained by the target intelligent gateway and the pushing priority, and the state is updated and synchronized to the related client; and monitoring the health state of the persistent connection, and when the connection is abnormal and recovered, performing state synchronization with the client by the intelligent gateway based on the stored incremental state information. According to the invention, the problems of unreliable connection, redundant pushing and poor expansibility of a traditional SSE scheme are solved, and high-reliability, high-efficiency and horizontally-expandable real-time state synchronization is realized.