162 results about "Computer network technology" patented technology

The invention relates to the technical field of integrated circuits and computer networks, and particularly discloses a transmission control and intelligent scheduling system for an integrated chip, and the system sets a dual-mode decision and dynamic switching mechanism for each routing node. Calculating dynamic characteristic parameters including an instantaneous value, a first-order trend and a second-order acceleration; when the parameter is matched with a pre-stored abnormal feature set and the load exceeds a threshold value, the node is immediately atomized and switched to a predefined security scheduling strategy loaded from a shared storage area, and otherwise, the node generates a scheduling decision according to self-adaptive decision logic continuously optimized based on historical performance feedback; all the nodes carry out data packet forwarding control according to the current execution strategy; and the system also periodically realizes federated global knowledge evolution according to the quality evaluation result of the self-adaptive decision of each node.

The invention provides a user attribution method and system capable of meeting various configurations and conversions, and belongs to the technical field of computer networks, and the method comprises the following steps: according to a unified identity mapping table, ordering behavior records on each device according to a time sequence, integrating the behavior records into a continuous behavior path data set, and determining a full-link view of a user conversion path; carrying out fragmentation storage and parallel analysis by adopting a distributed computing framework through the behavior path data set, and optimizing resource allocation to obtain a real-time processed user conversion path result set; according to a user conversion path result set processed in real time, a cache mechanism is constructed to store high-frequency access path data, and if a new query request is received, data is extracted from a cache preferentially, and a quick-response path analysis result is determined; through a path analysis result, an encryption technology is applied to protect a user identity identifier and behavior data, and in combination with an access control strategy, a safe and compliant attribution analysis data set is obtained. According to the method, the problem of cross-device user behavior tracking is solved, a full-link user conversion path view is provided, the path analysis requirement can be quickly responded, and data support is provided for precise marketing decision making.

The invention provides an intelligent prediction and dynamic optimization distribution method for computer network traffic, which relates to the technical field of computer networks and comprises the following steps of: acquiring and preprocessing network traffic data; constructing a multi-model fusion network traffic prediction model; generating a dynamic optimization distribution strategy based on a prediction result; and allocation strategy execution and dynamic feedback adjustment: executing the allocation strategy through the SDN controller, monitoring the network state in real time and feeding back the network state. A multi-model fusion strategy is adopted, the time sequence capturing capability of the improved LSTM, the feature fitting capability of the XGBoost and the long dependence processing capability of the time sequence attention Transform are combined, and the weight is optimized through PSO, so that compared with a single model, the prediction error is reduced, the burst flow and periodic flow features can be accurately captured, and the problem that in the flow distribution link, the flow distribution efficiency is greatly improved is solved. Most methods only aim at maximizing the bandwidth utilization rate, and ignore the problem of QoS demand difference of different services.

The invention belongs to the technical field of computer networks, and discloses a resource-constrained network equipment-oriented double-layer GRU lightweight real-time network anomaly detection method, which comprises the following steps of: constructing an anomaly detection model and training, deploying the trained model to resource-constrained network equipment, the method comprises the following steps: acquiring a system log generated when network flow generated by each application server node flows through in real time, performing data preprocessing on the acquired system log to obtain log semantic vectors, and forming a window sequence by the continuous log semantic vectors to obtain an abnormal probability value; and comparing the abnormal probability value with a set threshold value, and directly outputting an output detection result at an equipment end. According to the method, complexity of entity information is eliminated, time dependence in a time sequence is enhanced, simplification is carried out, a high anomaly detection recall rate is achieved under the condition that low calculation overhead is kept, the risk of missing detection is reduced, and cascade faults caused by the fact that anomalies are not found in time are avoided.

The invention relates to the technical field of computer networks, in particular to a data security access method based on a service side. A primary access request sent by a client is converted into a secondary access request through a public network server, the secondary access request is sent to a message queue module, the message queue module sends the secondary access request to a sandbox module for compliance inspection, and if the compliance inspection is passed, the sandbox module sends the secondary access request to the message queue module; if yes, the sandbox module sends the second-level access request to the mirror image server, the mirror image server generates a feedback response according to the received second-level access request and sends the feedback response to the message queue module, and the message queue module sends the received feedback response to the public network server; the public network server sends the received feedback response back to the client; according to the invention, the problems of poor security, large resource consumption and the like in the prior art can be effectively solved.

The invention relates to the technical field of computer networks, in particular to a wireless terminal roaming method and device based on a PON network, computer equipment and a storage medium. In addition, the wireless terminal roaming method based on the PON network can also be applied to fiber to room (FTTR), enterprise level fiber to room (FTTR-B) and broadband fusion terminal products. The method comprises the following steps: performing received signal strength scanning in response to a received signal strength scanning request from a current access point to obtain a scanning received signal strength indication value of the access point, obtaining a first actual received signal strength indication value for data transmission with the current access point, and determining a scanning compensation value according to the difference between the two values. Further correcting the scanning received signal strength indication values of other access points; the first actual received signal strength indication value and the scanning received signal strength indication correction values of the other access points are used for the current access point to determine a target access point to which the wireless terminal needs to be switched.

This application provides a session persistence method and related apparatus, relating to the field of computer network technology. It includes: after determining that the session request sent by the client carries a gateway session identifier and that the target service gateway caches a session mapping table, determining the target service node in the monolithic application cluster to handle the session request through a gateway node scheduling strategy; determining the session credentials corresponding to the target service node through the gateway session identifier and the session mapping table; updating the session request based on the target session credentials to generate a target session request; forwarding the target session request to the target service node for processing to generate a service response; and sending the service response carrying the gateway session identifier to the client. This application, based on the pre-built and cached correspondence between the gateway session identifier and the session credentials of each service node, and relying on the gateway node scheduling strategy to achieve high-availability random load forwarding, effectively ensures the session persistence function of the monolithic application.

The present disclosure provides a text data preprocessing method and device for webpage advertisement identification, an electronic device and a medium, the computer technical field, and particularly relates to the computer network technology, the text data mining and the natural language processing technical field. The implementation scheme is: obtaining a resource text of a webpage, the resource text including a text for obtaining a webpage resource; performing word segmentation processing on the resource text to obtain a plurality of first segmented words; performing cutting processing on each first segmented word in the plurality of first segmented words to obtain a plurality of second segmented words; obtaining a semantic feature vector of the plurality of second segmented words; based on the semantic feature vector of the plurality of second segmented words, obtaining a plurality of central semantic vectors; and in response to receiving an identification result that the webpage resource corresponding to the resource text is an advertisement, based on the received instruction of shielding the resource text, shielding the advertisement.

The invention provides a service processing method and device and electronic equipment, and relates to the technical field of computer networks. The method comprises the following steps: when a system is in a first state and a service request is received, determining the level of the service request; processing the service request according to a first processing strategy corresponding to the grade of the service request based on a token; wherein the first processing strategy is a strategy corresponding to the grade of the service request in a plurality of processing strategies, and the plurality of processing strategies comprise different processing priorities of the service request. In the embodiment of the invention, the system can carry out differentiated scheduling on the service requests with different priorities, so that the requests with high priorities are processed in time, and the situation that the system performance is seriously reduced and even collapsed is reduced.

The invention discloses a flow detection method and related equipment, which realize the functions of flow detection message packaging, detection information reporting, report information analysis and flow actual forwarding path reduction of a controller, packet loss alarm and time delay alarm positioning diagnosis of SIOAM, even if time synchronization is carried out by NTP (Network Time Protocol) in a communication network. Under the condition that the time synchronization precision is not high, the effect of stream detection fault diagnosis can be realized, so that the necessity of applying time synchronization technologies with higher cost, such as PTP (Precision Time Protocol), is reduced, and the deployment difficulty of stream detection is remarkably reduced. The method is widely applied to the technical field of computer networks.

The embodiment of the invention provides a password loss processing method and device, which are applied to the technical field of computer networks, and the method comprises the following steps: receiving a password loss processing request for a target DHCP (Dynamic Host Configuration Protocol) client; in response to the password loss processing request, acquiring password related information of the target DHCP client, and setting the password related information in an optional option field of a DHCP Offer message; the DHCP Offer message is sent to the target DHCP client side, and the DHCP Offer message is sent to the target DHCP client The target DHCP client is used for extracting the password related information from the selectable option field and applying the password related information. Through the embodiment of the invention, when the account password of the network equipment is lost, the account password is set in a mode of issuing the Offer message through the DHCP server, so that the equipment login is recovered, the response speed is improved, the processing duration is reduced, the risks of configuration loss and the like are avoided, the equipment does not need to be restarted, the influence range is narrowed, and the risk of manual operation is avoided.

The application discloses a kind of configuration checking method and device of overlapping network, it is related to computer network technical field, the method includes: obtaining the trouble shooting request of user on overlapping network;When determining that the IP address pair of trouble shooting is cloud load balancing device address, then execute the first checking operation of listener, domain name and URL path of cloud load balancing device;When determining that the IP address pair of trouble shooting is cloud server device address, then execute the second checking operation of security group configuration and port configuration of cloud server device;When determining that the IP address pair of trouble shooting is not cloud load balancing device address and is not cloud server device address, then according to the association between the trouble shooting position information and corresponding third checking operation, determine and execute the third checking operation corresponding to the trouble shooting position information;Generate the notification information with the check result of checking operation.This application is to improve the efficiency of configuration checking of overlapping network.

This invention claims protection for an edge node selection scheme that considers content placement, belonging to the fields of mobile communication technology and computer network technology. It addresses the problem of effectively utilizing edge caching to shorten transmission paths in a vehicle-to-everything (V2X) edge caching environment while ensuring stable transmission. First, the network control center collects vehicle and network data at the edge node side, composed of base stations and edge servers. Second, based on the collected data, a caching strategy matrix is ​​calculated to determine the caching scheme and perform pre-caching. Third, a comprehensive edge node selection scheme is constructed by combining adaptability, received signal strength, and load rate. Next, the network control center selects the edge node with the highest score for the vehicle terminal. Finally, the vehicle terminal selects the edge node with the highest score for access.

The invention discloses a computer network intelligent analysis system based on big data, which relates to the technical field of computer networks and comprises a network data acquisition module, a user division module, a segmentation division management module, a safety protection module, an intelligent switching module and a data storage module. The network data acquisition module is used for acquiring network usage amount and program usage amount, the user division module is used for analyzing based on the program usage amount and dividing user categories, and the security protection module is used for setting corresponding security protection measures based on the user categories. According to the method, network resources are allocated specially, network usage weight is adjusted according to user categories, resource allocation accuracy is improved, dynamic safety protection is implemented in combination with the user categories, category switching is performed through an intelligent switching module according to actual use conditions of users, a dynamic and special safety protection strategy is realized, and potential safety hazards are reduced.

The invention relates to the technical field of computer networks, and particularly provides an interconnection test method and system for the access of a swan gap system, and the method comprises the steps: obtaining interconnection transmission associated data of access equipment of the swan gap system, carrying out the preprocessing of the interconnection transmission associated data, and obtaining a multi-dimensional test data set; extracting interconnection adaptation features and data intercommunication features from the multi-dimensional test data set, and constructing a combined test index matrix containing feature linkage logic; inputting the combined test index matrix into a distributed test platform, simulating a multi-network and multi-protocol interconnection transmission scene and collecting test indexes to obtain interconnection test data; analyzing and visualizing the interconnection test data to generate an interconnection test report; and identifying and extracting interconnection access defects in the interconnection test report, and generating optimization suggestions according to the interconnection access defects. According to the invention, the stability and compatibility of cross-terminal and cross-brand interconnection of the swan gap system are remarkably improved, and the high-standard test requirement in a complex interconnection scene is met.

The application relates to the technical field of computer networks and discloses a TCP service behavior portrait method and system based on network flow metadata, which comprises the following steps: decoding captured TCP network flow and extracting distributed correlation identifiers to form application layer interaction records; converting the interaction records into unified standardized operation logs; organizing the logs into ordered behavior chains based on time windows; further analyzing the logs and the behavior chains, quantifying atomic behaviors by aggregation, and discovering frequent service process modes by sequence pattern mining; attributing the analysis results to specific service entities to form entity portraits containing service function portraits and service process atlases; and finally constructing a global distributed service atlas representing the calling relationship between services by using the distributed correlation identifiers. The dependence strength between services is accurately quantified, and data decision-making basis is provided for system operation and maintenance and architecture optimization.

The application provides a vehicle networking 5G base station site selection method for urban roads, and belongs to the technical field of computer networks. The base station site selection problem of covering all areas with the least number of 5G base stations in urban roads is solved. The technical scheme comprises the following steps: S1: calculating the road network density of each road; S2: calculating the distance influence degree between intersections; S3: calculating the traffic flow level parameters of each road; S4: defining the communication demand metric and creating a weight coefficient matrix; S5: setting the constraint condition; S6: designing 5G base stations to cover all areas. The beneficial effects of the application are as follows: in the case of considering the service capability of the base station and minimizing the number of base stations, each base station can quickly assist all vehicles to access the network, thereby improving the data access speed and response time, reducing the network delay, and improving the performance and throughput of the system.

The invention provides a cross-cloud platform virtual private cloud interconnection system based on a unified cloud management platform and a construction method, and relates to the technical field of computer networks. The system comprises a unified cloud management platform and at least two independent cloud platforms. Corresponding virtual private clouds run on the independent cloud platform, and the virtual private clouds are in network isolation; the unified cloud management platform is based on the VPN technology, a VPN tunnel network is constructed between a VPN server and a VPN client, and the virtual private cloud client serves as a gateway node to achieve communication between virtual private clouds on different cloud platforms. The configuration information of the VPN server and the virtual private cloud client is issued in a mode of virtual machine data injection and VPN server interface; the problem of data and information islands among cloud platforms in a multi-cloud platform scene can be solved, the resource sharing capability among the cloud platforms is enhanced, and the cross-cloud interconnection of applications and the cross-domain sharing capability of data are realized.

The application provides a message sending method and electronic equipment, which can be applied to the technical field of computer network. The method comprises the following steps: in response to receiving a first to-be-processed message transmitted through a message tunnel, determining a target receiving address of the first to-be-processed message; in the case that it is determined that a forwarding table item corresponding to the target receiving address does not exist in a target storage space, updating a tunnel identifier carried by the first to-be-processed message for representing transmission through the message tunnel to obtain a tunnel identifier message; and sending the tunnel identifier message to other gateway devices belonging to the same logical gateway as a target gateway device by using a peer-to-peer link, so that, after the other gateway devices having the forwarding table item corresponding to the target receiving address receive the tunnel identifier message, the other gateway devices determine that the tunnel identifier message comes from the message tunnel based on the tunnel identifier message, and send the tunnel identifier message to the target receiving address.

The present application relates to the technical field of computer network, and specifically relates to a DCN implementation method based on fusion optical transmission equipment, which comprises the following steps: directly transmitting various data messages of upper layer application on optical links of packet transmission technology system; using data management bytes of SDH STM-N frame OAM overhead part to realize the transmission of various data messages of upper layer application on optical links of SDH technology system; using general communication channels in OTUk\ODUk\OPUk three-level overhead to realize the transmission of various data messages of upper layer application on optical links of OTN technology system; and the upper layer application uniformly processes the data message receiving and sending of all protocol ports through the DCN channel, so that the DCN implementation method can realize that the upper layer application does not need to perceive the technology system used by the link layer optical channel, and the DCN management message is transmitted without difference, so as to realize the intelligent planning, routing re-optimization and other functions of the SDN controller on the service bearing path of the optical fiber link of different systems.

The invention provides a service execution method and device, equipment, a medium and a program product, and can relate to the computer network technology, and the method comprises the steps that a service module in a first controller responds to a service execution request for a target service, and arranges the target service into M to-be-executed tasks, selecting a target to-be-executed task needing to wait for an execution result from the M to-be-executed tasks; wherein M is a positive integer; the business module calls a task callback interface to transmit an identifier of the target to-be-executed task to a feedback module in the first controller; the business module inserts the target to-be-executed task into the task queue, so that the second controller obtains the target to-be-executed task from the task queue and executes the target to-be-executed task; and the feedback module obtains the execution result of the target to-be-executed task, and feeds back the execution result of the target to-be-executed task to the business module through the task callback interface, so that on one hand, the resource waste of the controller can be reduced, and on the other hand, the business execution efficiency can be improved.

The invention discloses an internal network proxy communication method, system and device based on a QUIC protocol, and belongs to the technical field of computer networks. The method comprises the following steps: a proxy gateway receives a client request and converts the client request into a preset format; sending to a QUIC connector deployed at a back-end server side in a stream form through the established QUIC connection; the QUIC connector forwards the request to a local back-end service through the loopback address; the response is returned along the original path. The system includes a proxy gateway, a QUIC connection, and a QUIC connector. According to the method and the device, a plurality of client requests are multiplexed into a small number of QUIC connections, and the multiplexing characteristic of the QUIC protocol is utilized, so that the occupation of the NAT table item is reduced from O (N) to O (1), the technical problem that the NAT table item is exhausted in a high-concurrency scene is solved, meanwhile, the connection processing capability of the proxy server is remarkably improved, the delay is reduced, and the system resource consumption is reduced.

The invention relates to the technical field of computer networks, in particular to an ONU (Optical Network Unit) gateway fault diagnosis method and device based on a PON (Passive Optical Network), computer equipment and a medium, which can be applied to fiber to room (FTTR), enterprise-level fiber to room (FTTR-B) and broadband fusion terminal products. Wherein if the execution of the call request from the voice terminal fails, the failure reason of the execution of the call request is determined; receiving an input fault diagnosis instruction; acquiring a first voice audio corresponding to a fault reason according to the fault diagnosis instruction; the first voice audio is sent to the voice terminal, the first voice audio is played by the voice terminal to indicate the fault reason, the fault processing efficiency can be improved, and the operation and maintenance cost can be reduced.

The invention provides a traffic tracking method, device and system, and relates to the technical field of computer networks, in particular to the technical field of traffic tracking and fault diagnosis. A specific embodiment of the method comprises: sending a traffic tracking instruction to a network element, the traffic tracking instruction comprising a target traffic feature, the network element dyeing a target message matched with the target traffic feature, and sending a mirror image message corresponding to the dyed message to a mirror image server, the mirror image server extracting a key field from the mirror image message, and sending the key field to the network element; generating tracking log data; receiving tracking log data sent by the mirror image server; and processing the tracking log data to generate a full-path topological graph and fault diagnosis information of the target message.

The application discloses a kind of HTTP text restoration methods based on DPDK, it is related to computer network technical field, the method uses multi-process decoupling architecture, and traffic acquisition and protocol analysis, fragmentation reorganization and text restoration, formatted message splicing, text restoration timeout and the like process are respectively operated in independent CPU core, efficient, lock-free data transmission is carried out using the ring mechanism of DPDK.Different from traditional memory splicing scheme, the application calculates data offset based on TCP sequence number, and directly writes the load content into the corresponding position of the file, effectively solves the problems of message out-of-order, packet loss and retransmission, etc., adopts the atomic renaming mechanism from fileID1 (intermediate state) to fileID2 (completed state), to ensure the accurate migration of file state.In addition, the application innovatively proposes a bidirectional asynchronous scheduling mechanism based on data export and text restoration state monitoring, which enables the data export process to maintain high throughput continuously and ensures the overall processing capacity of the system.

This application discloses a method and system for dynamic mapping and scheduling of network resources based on identity resolution, relating to the field of computer network technology. The method includes: acquiring request information of the task to be scheduled, multi-source identity signals, resource node status, overall network load status, and service preference information; fusing and parsing the multi-source identity signals to construct a cross-domain unified identity identifier and generate an identity attribute vector; then, combining computing resource status, network link status, and service preferences, calculating the identity adaptability between the unified identity identifier and each resource node to generate a candidate resource node list; finally, making dynamic scheduling decisions based on overall network load and link status to determine the target resource node and its corresponding network path, and issuing network configuration rules and resource scheduling instructions. This achieves collaborative perception and dynamic matching of identity, network, and computing resources, improving the accuracy, real-time performance, and service adaptability of cross-domain resource scheduling.

The invention discloses a capital flow abnormity identification tracking evidence obtaining method, and relates to the technical field of computer networks, and the method comprises the steps: carrying out the real-time abnormal flow direction path identification, and obtaining an abnormal path initial detection result; relevance degree evaluation between upper and lower adjacent nodes is carried out on a to-be-tested switching node needing abnormal fund flow switching verification in an abnormal path initial detection result; if the historical time trend characteristics of fund remittance between the to-be-tested additional associated node and the to-be-tested transfer node, which have a path connection relationship with other additional associated nodes, in the to-be-tested transfer node, have an irregular trend characteristic and a regular trend characteristic, the to-be-tested additional associated node and the to-be-tested transfer node are associated with the to-be-tested additional associated node; if yes, counting the time distance weight from the regular trend feature to the current capital flow afflux time and the continuity of regular time intervals in the regular trend feature, comprehensively obtaining a to-be-judged weight value, and correcting an abnormal path initial detection result to obtain an abnormal tracking evidence obtaining result. The capital flow tracking accuracy can be improved.

This invention relates to the field of computer network technology and discloses a method for dynamically acquiring NVIDIA streaming media status information, comprising: S1: a custom monitoring module implementing the HTTP-TS protocol, wherein the monitoring module parses protocol communication data in real time and extracts key indicators to dynamically record them to a status page; S2: configuring the status page by setting a URI in the NVIDIA configuration file and mapping it to the status information recorded by the monitoring module; S3: using a real-time data analysis algorithm to process the intercepted protocol data in real time and convert it into the status information. Users can obtain real-time status information of the NVIDIA streaming media server, including the number of connections, bandwidth usage, etc. The custom module allows users to flexibly configure the indicators to be monitored according to specific needs, making the system more adaptable to different application scenarios. The status information is dynamically updated periodically to ensure that the information obtained by the user is up-to-date and improves the real-time performance of the information.

1. Name of the design product: computer network technology detector. 2. Use of the design product: detection device used in computer network technology test process. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view.

This invention discloses a method for dynamically generating digital asset network topology, belonging to the field of computer network technology. It solves the technical problem of complex operation in existing network asset detection methods. The method involves sending a ubiquitous sensing data packet to the target network. During transmission, this data packet automatically collects network topology data and intelligently identifies the physical and logical relationships between network devices. Finally, it automatically generates a network topology map through structured topology data, providing a comprehensive and complete view of the network topology structure, making network asset management more intuitive and efficient. This invention also discloses a system, device, and storage medium for dynamically generating digital asset network topology.