66 results about "Traffic prioritization" patented technology

The invention belongs to the technical field of network transmission, and particularly relates to a time-sensitive network flow routing and scheduling method based on centralized control. Comprising the steps that CNC constructs network topology and generates global topology information; the CUC collects demand information of each to-be-transmitted traffic from each source node and divides traffic priorities according to the demand information; the CNC generates an optimal transmission path for each flow according to the global topological information; the CNC distributes a transmission time slot for each flow and dynamically adjusts the transmission time slot; carrying out synchronous distribution on the optimal transmission path and the transmission time slot, optimizing the transmission time slot and controlling the jitter of the transmission time slot; a scheduling table is generated according to the final distribution result of the paths and the time slots, and the CNC distributes the scheduling table to each network device; when the network state is changed, the scheduling table is dynamically adjusted to realize real-time routing and scheduling of the flow; according to the invention, the dynamic management of the flow priority is realized, the utilization rate of network resources is enhanced, and the service quality and high availability of transmission are ensured.

Techniques for machine learning for prioritizing traffic in multi-purpose inline cloud analysis (MICA) to enhance malware detection are disclosed. In some embodiments, a system, a process, and / or a computer program product for machine learning for prioritizing traffic in multi-purpose inline cloud analysis (MICA) to enhance malware detection includes processing a set of data for network security analysis to extract a file; determining that the file is to be offloaded to a cloud security entity for security processing based at least in part on a prefilter model that is implemented as a machine learning model; forwarding the file to the cloud security entity using a multi-purpose inline cloud analysis (MICA) channel; and performing an action in response to receiving a verdict from the cloud security entity.

The invention provides a game accelerator packet loss optimization method and device based on flow priority management. The method comprises the following steps: executing periodic link detection on at least one proxy node, and generating a corresponding link monitoring result; judging whether the packet loss rates of two continuous monitoring periods exceed a first threshold value or not according to the link monitoring result; performing real-time classification on the to-be-sent data streams to obtain priority labels for different traffic categories; inputting a prediction algorithm based on a link monitoring result, obtaining a network quality prediction value of a next monitoring period, adaptively adjusting a redundancy proportion according to the network quality prediction value, and sending a queue bandwidth constraint parameter and an agent node; and sending the sorted source data packet and the redundant data packet to a target game server or a game client according to the updated proxy node so as to realize accelerated forwarding of the game data. According to the invention, the reliability, delay stability and bandwidth utilization rate of game data transmission in a cross-border high packet loss network environment can be improved.

The invention discloses a communication network bandwidth resource visualized dynamic allocation method and system based on an SDN, and relates to the technical field of communication networks, and the method comprises the steps: obtaining the channel interference intensity, the spectrum occupancy rate and the service flow priority data of each node in a wireless network based on a southbound interface of an SDN controller, and obtaining the channel interference intensity, the spectrum occupancy rate and the service flow priority data of each node through a channel resource dynamic allocation table; generating a multi-dimensional resource view; according to the multi-dimensional resource view, multi-level coverage domains of the wireless network are divided, the service load level of each coverage domain is identified, and a pre-allocation scheme of cross-domain bandwidth resources is generated; and executing a pre-allocation scheme of cross-domain bandwidth resources by using a northbound interface of the SDN controller, and adjusting bandwidth allocation parameters of each coverage domain. According to the invention, visual monitoring, accurate division and flexible scheduling of the network resource state are realized, and the utilization efficiency of network bandwidth resources is remarkably improved.

The invention relates to the technical field of industrial control, in particular to a TSN-based industrial equipment cooperative control method and system and a readable storage medium. The method comprises the following steps that: a switch acquires the flow of a TSN network from a preset detection starting moment t1 to a current moment tK; constructing an optimization objective function of the static scheduling strategy; obtaining a flow priority, a distribution time slot and a bandwidth resource which enable the optimization objective function to reach the minimum; and constructing a dynamic scheduling model based on an intelligent scheduling algorithm of an ant colony optimization algorithm so as to obtain adjusted flow priority, allocation time slot and bandwidth resources. According to the invention, a static traffic scheduling strategy is adopted to ensure that key control traffic can be transmitted preferentially; the network state is analyzed in real time by adopting an intelligent flow dynamic scheduling algorithm in combination with an ant colony optimization algorithm, and network resource allocation is optimized; the problem that traditional flow scheduling cannot adapt to network changes in real time is effectively solved.

The invention discloses a cloud edge cooperative multi-channel converged communication control method and system, belongs to the technical field of wireless communication networks, and aims to improve the high efficiency, reliability and real-time performance of multi-channel converged communication in a complex scene. The method specifically comprises the following steps: constructing a hierarchical collaborative architecture of a cloud end and an edge end; the edge end collects network state parameters of various communication channels, outputs a channel quality evaluation value based on a time sequence prediction model, and performs multi-channel data transmission through an extended communication protocol when triggering channel switching; the edge end executes network parameter configuration, flow priority scheduling and running state data acquisition operation, and the cloud end generates a soft routing optimization instruction based on running state data and issues the soft routing optimization instruction to the edge end to execute and adjust network transmission performance parameters; and monitoring the container operation state and the equipment state of the edge end in real time, when a monitoring result is matched with a preset abnormal rule, generating alarm information by the edge end, returning the alarm information to the cloud end to generate a global security policy, and issuing the global security policy to the edge end to update the preset abnormal rule.

The invention discloses a spaceflight electromagnetic relay failure early warning and diagnosis method based on multi-physics field coupling, relates to the technical field of spacecraft electrical system reliability monitoring, and is used for solving the problems of lack of comprehensive consideration of multi-physics field coupling characteristics under spaceflight special working conditions and low interference resistance to complex environments. The method comprises the following steps: monitoring a network state, obtaining real-time data, calculating an optimal transmission strategy by using an intelligent regulation and control model, dynamically adjusting a coding mode, adaptively adjusting a transmission rate, further ensuring data integrity through an error code detection and error correction mechanism, and adjusting transmission parameters according to a real-time network condition in combination with packet optimization and flow priority management. Effective recognition and early warning of typical failure modes such as contact adhesion and coil burnout are achieved, and the failure early warning accuracy and diagnosis efficiency of the spaceflight electromagnetic relay in complex environments such as high radiation, extreme temperature and strong vibration are improved.

The invention relates to the technical field of flow management, in particular to a communication network flow management system which comprises a flow monitoring module, an abnormal flow processing module, a flow priority adjusting module and a network load balancing module. According to the method, the abnormal data flow can be identified by analyzing the distribution characteristics of the communication data flow in real time, the abnormal level can be quantitatively evaluated according to the abnormal influence, the flow limiting is more targeted by positioning the source node of the abnormal flow and implementing the bandwidth limitation according to the abnormal level, the flow limiting degree can be adjusted as required, unnecessary broadband waste is avoided, and the flow limiting efficiency is improved. By considering the importance and real-time performance indexes of services, when the priority of communication data is adjusted, the performance of key applications is guaranteed preferentially, and by monitoring the delay and packet loss conditions of nodes in real time and intelligently adjusting node bandwidth allocation according to the flow priority, the overall operation efficiency and stability of a network are improved, and the network performance is improved. And the network performance management is optimized.

A system and computer-implemented method for routing an encrypted packet through a cloud enforcement network based on a metadata tag. The cloud enforcement network applies policy and routing attributions or tags outside of the encrypted packet payload in such a way as to not require an inner packet to first be decrypted. Traffic prioritization, data protection, and per application policies are achieved by using such metadata tags for internode routing without the need for DPI or decryption. Furthermore, the metadata itself can also be signed or encrypted depending on the provenance of the data. As such, applying meta-tagging external to an encrypted packet, the payload would not be needed to be decrypted during transit of the packet to express end-to-end policy and routing decisions.

The invention discloses a network security policy full-life-cycle adaptive tuning system based on intelligent computation driving, relates to the technical field of network security, and is used for solving the problems of policy adaptation and efficiency balance under resource limitation. The method comprises the following steps: firstly, predicting an attack probability and mapping a topological weight by using an LSTM combined with an attention mechanism, and generating a risk prediction vector; then, performing weighted pruning on the rule based on the computing power constraint and the flow priority, and generating an execution state strategy packet; after issuing, monitoring a delay increment and an interception hit rate during operation, and generating a regular degradation instruction for a low-efficiency and high-consumption rule; and finally, regular scanning parameters are adjusted through gradient optimization, a self-adaptive system from risk pre-judgment to closed-loop optimization is constructed, and intelligent support is provided for network security defense.

The invention belongs to the technical field of industrial networks, and particularly relates to a joint scheduling method based on a BACnet / IP and a TSN network, which comprises the following steps: acquiring a BAcnet / IP data frame, performing VLAN label adding processing on a data link layer, and identifying the traffic priority of the BAcnet / IP data frame in the TSN network; a BAcnet / IP data frame is divided into periodic traffic and non-periodic traffic, the periodic traffic allocates periodic queues according to traffic priorities, a periodic data scheduling method based on load adaptive priorities is adopted, scheduling is carried out in a periodic time period of each continuous period, the non-periodic traffic allocates non-periodic queues according to traffic priorities, and scheduling is carried out in a periodic time period of each continuous period. Scheduling in a non-periodic time period of each continuous period by adopting a dynamic priority adjustment strategy; according to the method, interconnection and intercommunication of the two networks are realized, periodic flow transmission is preferentially ensured on the premise of not exceeding given resources, the time delay of the BACnet / IP network is reduced, and key tasks are ensured to be completed on time.

The application discloses a kind of network security situation awareness system and method based on multidimension, it is related to network security situation awareness technical field, by abnormal flow comprehensive score calculation unit, in combination with abnormal score Sy, risk index Ry, data packet influence factor Iy and duration factor Dy, system can calculate accurate priority Py for each abnormal flow.This kind of comprehensive evaluation method makes system be able to consider the abnormal degree of flow, potential threat to system and duration comprehensively, improves the accuracy of abnormal flow detection.Through abnormal flow sequencing and security response triggering unit, system carries out descending order sequencing to the flow priority Py calculated, and classifies flow event according to priority threshold TPth.Through flow event according to priority sequencing, system can preferentially process the most urgent security threat, ensure that security personnel can respond to the most important event in time, improve response efficiency and processing timeliness.

This application provides a method and apparatus for optimizing packet loss in a game accelerator based on traffic priority management. The method includes: performing periodic link probing on at least one proxy node and generating corresponding link monitoring results; determining whether the packet loss rate for two consecutive monitoring periods exceeds a first threshold based on the link monitoring results; classifying the data stream to be sent in real time to obtain priority labels for different traffic categories; inputting the link monitoring results into a prediction algorithm to obtain a network quality prediction value for the next monitoring period, and adaptively adjusting the redundancy ratio, sending queue bandwidth constraint parameters, and proxy nodes according to the network quality prediction value; and sending the sorted source data packets and redundant data packets to the target game server or game client according to the updated proxy nodes to achieve accelerated forwarding of game data. This application can improve the reliability, latency stability, and bandwidth utilization of game data transmission in cross-border high-packet-loss network environments.

A method of UE prioritizing and multiplexing simultaneous sidelink relay data for Logical Channel Prioritization (LCP) procedure in new radio (NR) system is proposed. UE can provide traffic prioritization based on traffic category when UE has simultaneous traffic from more than one traffic categories to transmit. The sidelink relay traffic prioritization is then used for transmission interface and resource selection, and data multiplexing prioritization on the basis of sidelink relay architecture. Specifically, a method on how to perform the corresponding logical channel prioritization (LCP) operation for MAC PDU multiplexing is provided. LCP restriction is considered to determine which classes of traffic can be multiplexed into the same MAC PDU together. Priority of multiplexing is also applied to determine the order and the amount of traffic to be included in the MAC PDU.

A device includes a plurality of digital signal processors (DSPs) and analog crossbars in communication with the DSPs. The DSPs and crossbars dynamically adjust power consumption based on traffic load and / or a signal quality, leveraging traffic prediction models to optimize resource allocation. The system supports features such as powering down unused lanes, asymmetrically deactivating transmission or receiving lanes, and preemptively scaling resources during predicted traffic increases. Dynamic voltage and frequency scaling (DVFS) optimizes power usage based on link utilization and traffic priority, minimizing latency impacts during transitions. The switch controller integrates traffic prioritization algorithms, including weighted round-robin (WRR), to allocate power and bandwidth efficiently to high-priority traffic flows. Redundant crossbars handle overflow traffic or failover scenarios, transitioning between standby and active states dynamically.

The present application discloses a traffic scheduling method, device, system, medium, product and vehicle for a vehicle, belonging to the technical field of vehicle communication networks. The method includes: obtaining network condition information of multiple control domains of the vehicle; determining the network condition category of the vehicle according to the network condition information; and performing traffic scheduling on the multiple control domains according to the traffic priority corresponding to the network condition category. This method improves the traffic scheduling ability, response speed and reliability of the vehicle.

The application discloses a campus network flow prediction method and system, relates to the technical field of flow prediction, and comprises the following steps: step one, historical flow analysis, step two, flow distribution and step three, flow scheduling. The flow information of each region in each time period in each historical preset period is analyzed, the total demand of the current period campus flow is predicted, the flow priority and the flow threshold of each region in each time period are obtained, the flow distribution of each region is carried out based on the flow priority of each region in each time period, the speed of each region in each time period is analyzed when the flow threshold is reached, the network management strategy is refined, the flow resource is dynamically adjusted, the network resource utilization is greatly improved, and finally, the flow of each region in each time period is scheduled, so that the on-demand distribution and dynamic optimization of the campus flow are ensured.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, by a modem and from an application processor of the UE, application traffic, wherein the application traffic is associated with a prioritization bit. The UE may direct, via the modem, the application traffic to a priority queue based at least in part on the prioritization bit. The UE may monitor, via the modem, a metric associated with the application traffic when the application traffic is on the priority queue. The UE may keep, via the modem, the application traffic on the priority queue or move the application traffic to a normal queue based at least in part on the metric. Numerous other aspects are described

The present invention relates to the field of industrial control technology, and in particular to a TSN-based industrial equipment collaborative control method, system, and readable storage medium. The method comprises the following steps: a switch obtains the TSN network from a preset start detection time t1 to the current time t K The present invention adopts a static traffic scheduling strategy to ensure that critical control traffic is transmitted first; it uses an intelligent traffic dynamic scheduling algorithm, combined with the ant colony optimization algorithm, to analyze network status in real time and optimize network resource allocation. This effectively solves the problem that traditional traffic scheduling cannot adapt to network changes in real time.

Techniques for machine learning for prioritizing traffic in multi-purpose inline cloud analysis (MICA) to enhance malware detection are disclosed. In some embodiments, a system, a process, and / or a computer program product for machine learning for prioritizing traffic in multi-purpose inline cloud analysis (MICA) to enhance malware detection includes processing a set of data for network security analysis to extract a file; determining that the file is to be offloaded to a cloud security entity for security processing based at least in part on a prefilter model that is implemented as a machine learning model; forwarding the file to the cloud security entity using a multi-purpose inline cloud analysis (MICA) channel; and performing an action in response to receiving a verdict from the cloud security entity.

Methods include receiving an interrupt request from a second station at a serving access point while ongoing traffic of a first station in an active data session with serving access point on first radio channel or first link. The second station is associated with a pre-emptive higher priority LL traffic compared to the first station. The serving access point determines a second radio channel or the second link for handling ongoing traffic. The second radio channel or the second link is affiliated with an intra-AP MLD and offloading via LLR or affiliated with an inter-AP and offloading via AP level redirection. The serving access point switches the ongoing traffic from a first radio channel or first link to a second radio channel or second link, when the second radio channel or second link is available for handling the ongoing traffic.

This invention relates to the field of network communication technology, specifically to a VLAN configuration method for time-sensitive networks (TSNs) supporting deterministic latency. The method includes the following steps: extracting key data flow paths and link load distribution based on the TSN, identifying latency spikes and bandwidth anomalies, analyzing load and bandwidth matching to filter bottleneck links, extracting priority and time slot characteristics to evaluate VLAN performance, calibrating latency deviations, and outputting configuration adjustment control command sets for abnormal links. In this invention, by constructing a link status anomaly identification dataset and analyzing load and bandwidth trends, rapid identification of link bottlenecks and latency anomaly location are achieved. Traffic priority and time slot characteristics are extracted, and anomaly levels are calibrated in latency trend analysis. This enables balanced distribution and optimized control of key traffic, improves the adaptability and accuracy of VLAN configuration, strengthens traffic scheduling coordination, optimizes bandwidth utilization, reduces latency fluctuations, and enhances the determinism of key data flow transmission and network stability.

Systems and procedures are provided to maximize / optimize the quality of experience (QoE) associated with applications. A network controller can receive telemetry data from an access point (AP). A resource manager, operationally connected to the network controller, can estimate a QoE value for individual application traffic streams from one or more application traffic streams passing through the AP, based on the telemetry data. An access category and traffic priority, based on the estimated QoE value, can be calculated and jointly assigned to a specific application traffic stream.

A device includes a plurality of digital signal processors (DSPs), analog crossbars in communication with the DSPs, and a switch controller. The switch controller facilitates control signals using in-band signaling within payload traffic or out-of-band signaling over a dedicated management interface. The system supports dynamic traffic prioritization based on real-time metrics, such as latency and traffic load, ensuring efficient resource allocation and seamless operation during congestion or reconfiguration. Redundant crossbars and failover mechanisms enhance fault tolerance, while granular backpressure selectively throttles traffic flows to prevent bottlenecks. Integrated diagnostic tools monitor performance and optimize traffic flow, enabling high-speed and reliable communication.

A method and system for distributing leftover bandwidth in a satellite communication network is provided. The method involves monitoring utilization rates of real-time leftover bandwidth allocations for terminals, calculating leftover bandwidth allocations based on these rates, and adjusting them with a scale that prioritizes allocations based on advertised demand. The system includes a bandwidth allocator configured to perform these tasks and a receiver to handle bursts transmitted within the allocated bandwidth. The method and system aim to optimize bandwidth distribution by considering factors such as anticipated demand, traffic priorities, and historical utilization rates.

A method and system for distributing leftover bandwidth in a satellite communication network is provided. The method involves monitoring utilization rates of real-time leftover bandwidth allocations for terminals, calculating leftover bandwidth allocations based on these rates, and adjusting them with a scale that prioritizes allocations based on advertised demand. The system includes a bandwidth allocator configured to perform these tasks and a receiver to handle bursts transmitted within the allocated bandwidth. The method and system aim to optimize bandwidth distribution by considering factors such as anticipated demand, traffic priorities, and historical utilization rates.

A method for wireless communication by a UE (user equipment) includes receiving a first configured Grant PDU (Protocol Data Unit) from a MAC (Medium Access Control) layer. The method also includes receiving a second configured Grant PDU from the MAC layer. The method also includes determining whether there is a conflict between the first configured Grant PDU and the second configured Grant PDU. The method also includes triggering a retransmission procedure for the second configured Grant PDU at the MAC layer when there is a conflict. The triggering may occur in response to receiving a message indicating a failure to transmit.

The embodiment of the invention discloses a URPF checking method and device based on QoS flow priority, equipment and a medium. The method comprises the steps that flow is divided into multiple priorities according to a QoS mechanism; configuring a plurality of loopback interfaces to redirect traffic to each loopback interface and enable or disable URPF check in each loopback interface; after the specified flow is received, redirecting the specified flow to a specified loopback interface according to the priority corresponding to the specified flow; when the specified loopback interface starts the URPF check, performing the URPF check through the specified loopback interface and forwarding the specified traffic; and when the URPF check is forbidden by the specified loopback interface, forwarding the specified flow through the specified loopback interface.

Example embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media of traffic priority-based energy detection threshold adaption in unlicensed band. The method comprises determining a target traffic priority for transmitting data from a first device to a second device; obtaining at least one candidate configuration parameter of an energy detection threshold for channel clearance assessment for the target traffic priority; determining a target configuration parameter for transmitting the data based on the at least one candidate configuration parameter; and transmitting the data to the second device based on the target configuration parameter. In this way, the maximum EDT can be associated with the traffic priority, to facilitate flexible channel access requirement of different uplink traffic priority.

The utility model discloses an MES system integrated output interface assembly, comprising a controller, the controller is respectively connected with an LVDS sending interface circuit, an LVDS receiving interface circuit module, and a synchronous circuit 422 interface circuit, the LVDS receiving interface circuit module comprises an LVDS receiving interface circuit 1 and an LVDS receiving interface circuit 2, and the LVDS sending interface circuit; according to the utility model, the dynamic bandwidth management module is introduced, real-time monitoring and dynamic bandwidth distribution of an Ethernet interface circuit are realized, data streams of key tasks are processed preferentially through the flow priority control unit, tasks with high real-time requirements can be ensured to be completed rapidly, the enhanced power supply module adopts a double-path redundant power supply design, and the power supply efficiency is improved. The paths of the main power supply unit and the standby power supply unit are automatically switched, the influence of a single-path power supply fault on system operation is effectively avoided, the power management unit monitors the states of power supply voltage, current, temperature and the like in real time, and potential power supply faults are found and alarmed in time.