12results about How to "Reduce packet loss" patented technology

The invention provides a test method and device based on traffic playback, electronic equipment and a storage medium, and the method comprises the following steps: capturing traffic data, adding a packet capturing tool, and improving the data packet capturing performance of the packet capturing tool by using a high-speed network library; data processing and storage: filtering the data packet and optimizing the data, and storing the processed data in an elasticSearch; encrypting sensitive data; a timestamp synchronization mechanism is introduced, and a flow playback system is established; by using the high-speed network library, efficient data capture can be realized in a high-speed network environment, data packet loss is reduced, and integrity and accuracy of test data are ensured. The method is particularly important for scenes such as performance testing and network monitoring, and through the time synchronization and high concurrency technology, a traffic playback system can accurately play back network traffic and simulate a real network environment, and an effective tool is provided for performance testing of network equipment and applications.

The application discloses a fault processing method and device, equipment and a storage medium, and relates to the technical field of communication. The method is applied to an EVPN multi-homing networking, the EVPN multi-homing networking comprises a CE, a first PE and N second PEs, the CE, the first PE and the N second PEs are connected with each other, N is an integer greater than 1, and the method comprises the following steps: when detecting that a link channel between the first PE and the CE for forwarding traffic data fails, obtaining an escape channel link table, and determining a target PE from the N second PEs according to the escape channel link table; according to the target PE, determining a target link channel for forwarding the traffic data, and forwarding the traffic data according to the target link channel, so that convergence of the traffic data is quickly completed.

The invention relates to the technical field of gateway acceleration, and discloses a gateway intelligent acceleration method and system for cloud collaboration and terminal interaction. The method comprises the steps that a gateway collects hardware fingerprints, loads a drive through an insmod instruction, allocates a fixed cache and an elastic cache, establishes MQTT long connection to send a heartbeat packet, and receives edge nodes to establish pre-connection; the cloud receives a backbone network routing table UPDATE message through a BGP protocol, and generates a path instruction containing an edge node address; and according to the path instruction, the gateway forwards the data packet scheduled by the WRED to the edge node address and forwards the data packet to a game server through the edge node. According to the method, a real-time communication channel between the gateway and the cloud is established through MQTT long connection, the high-priority game flow transmission quality is preferentially guaranteed when the network is congested, packet loss of competitive games is avoided, it is guaranteed that game data packets are always transmitted along the optimal path, game delay is effectively reduced, and the stability and reliability of an acceleration system are improved.

The application provides a model airplane handle. In operation, the first driving assembly and / or the second driving assembly are controlled to move, and the rolling fit between the connecting ball part and the driving torque is converted into the rotation of the ball part around the ball center of the half-ball groove, so that the spatial angle of the antenna relative to the shell is continuously changed (the independent adjustment of the azimuth and the pitch can be correspondingly realized). By providing the spherical rotation pair and the orthogonal driving inside the handle, the antenna can be adjusted in real time without changing the holding posture, so as to adapt to the rapid change of the position and the posture of the model airplane in the urban environment. The model airplane direction can be actively aligned and the polarization matching can be optimized, so that the link fading caused by the shielding and the multipath is reduced, the stability and the effective distance of the control link are improved, and the risk of packet loss and loss of control is reduced.

The invention discloses an equipment access and scheduling method, device, equipment and system for an Internet of Things platform, and relates to the technical field of big data Internet of Things, and the method comprises the steps: obtaining an equipment trust score of each access equipment through a credit node, and obtaining an access configuration corresponding to the equipment trust score, the access operation of all the access devices is completed based on the access configuration; the method comprises the following steps: determining transmission configuration through a credit node according to a data type of a data task transmitted by access equipment, and transmitting the data task to a processing node cluster of a processing layer based on the transmission configuration; and determining a selection coefficient of each processing node in the processing node cluster, and allocating the data task to the corresponding processing node based on the selection coefficient. Through the above mode, a closed loop with high concurrency accessible, differentiated transmissible, load balancing processable and fault self-healing is integrally realized, and the platform stability and the resource utilization rate are significantly enhanced.

This invention discloses a whole-house intelligent control method and system based on multi-protocol fusion, belonging to the field of intelligent home control technology. The method includes: performing detection on frequency points within the range of 2400 to 2483.5 MHz to obtain the interference margin at each frequency point, and obtaining a frequency point status table based on the interference margin; mapping the operating bandwidths of Wi-Fi, Zigbee, and Bluetooth onto the frequency point status table to obtain the initial available channel sets for Wi-Fi, Zigbee, and Bluetooth respectively; preset a maximum queuing delay and calculate a real-time scheduling weight based on the maximum queuing delay; calculating the time slot ratio for Zigbee and Bluetooth based on the real-time scheduling weight; when the interference margin is higher than a preset engineering threshold for a continuous period, selecting the target channel to be migrated based on the available channel set to execute the channel migration process. In existing technologies, different smart home devices use different communication methods, which can easily cause mutual interference and affect the overall management effect. Compared with existing technologies, this invention can effectively coordinate different communication methods, thereby reducing mutual interference.

The invention provides a remote equipment monitoring method of a numerical control system and a data processing method of remote equipment. According to the remote equipment monitoring method of the numerical control system, the remote equipment adopts the UDP protocol to carry out segmented transmission on the binary data and the unique identifier of the current image, so that the condition of packet loss in transmission is reduced; in addition, the local equipment adopts a red-black tree model or a hash table to store the image represented by the segmented data based on the unique identifier of the current image and displays the image represented by the segmented data, so that debugging personnel can remotely monitor the running state of the numerical control machine tool in real time, and troubleshooting and maintenance are facilitated; therefore, the problem of data packet loss caused by the fact that the occupied bandwidth is large due to the fact that the image data packet is too large when the image is transmitted by using the UDP in the existing scheme is solved.

The present application provides a wireless communication method and device, which enables a wireless access point device and a station in a wireless network to realize dual Wi-Fi communication. The wireless access point notifies the station of the first and second basic service sets supporting dual wireless communication through the first and second channels, receives the first association request frame with the primary channel identifier and the second association request frame with the secondary channel identifier sent by the station; records the first source MAC address of the first association request frame as the primary channel site address and corresponding to the first channel and the first basic service set; records the second source MAC address of the second association request frame as the secondary channel site address and corresponding to the second channel and the second basic service set; receives uplink data with the first source MAC address and the second source MAC address through the first and second channels; encapsulates the uplink data based on the CAP WAP tunnel connected to the access control device, and sends the encapsulated uplink data to the access control device through the CAP WAP tunnel.

The application provides a method, device, storage medium and program product for improving RDMA dual-card switching efficiency, and belongs to the technical field of computer networks, and comprises the following steps: intercepting RDMA calling of an application program through a self-provided RDMA function library of an intermediate library; when the RDMA calling is intercepted, responding to the RDMA calling through the self-provided RDMA function library to perform RDMA communication, mapping resources required by the RDMA communication into resources of the intermediate library so that the application program directly accesses the resources of the intermediate library; standby resource preparation and pre-association; monitoring changes of RDMA network cards through the intermediate library, and when a failure of a main RDMA network card is monitored, the next step is entered; a failure signal and complete association of the standby resource; after the complete association is successfully completed, the resources of the intermediate library of the associated main RDMA network card are switched to the associated standby RDMA network card to continue the RDMA communication. The method further reduces the RDMA network card failure switching time.

Embodiments of the present application disclose a method, device, equipment and storage medium for optimizing a game client network, comprising: determining a scene category to which a running scene of a game client belongs, the scene category being used to describe attribute requirements of data communication in each running scene of the game client for network resources; determining a network resource optimization strategy matched with the scene category; and sending a strategy adjustment request to a router communicated with the game client according to the network resource optimization strategy, so that the router adjusts local network resource configuration based on the network resource optimization strategy in response to the strategy adjustment request. Embodiments provided by the present application can reduce the probability of occurrence of delay or packet loss, and improve user experience.

According to an implementation, a communication device transmits a TMM message over a traffic management and monitoring TMM transport channel. The TMM transmission channel is a transmission channel based on a user plane, the transmission channel based on the user plane uses a TMM quality of service (QoS) flow, and the TMM QoS flow is different from a user data QoS flow used for user data transmission. Or a data radio bearer DRB between the UE and the base station and a general packet radio service tunneling protocol user GTP-U protocol between the base station and the UPF network entity are used. Or, the transmission channel is a transmission channel based on a control plane, and the transmission channel based on the control plane uses a non-access stratum (NAS) signaling between the UE and a session management function (SMF) network entity and a packet forwarding control protocol (PFCP) between the SMF network entity and the UPF network entity.

The application relates to the technical field of unmanned aerial vehicle communication scheduling, and relates to an unmanned aerial vehicle group intelligent scheduling method based on edge computing, which comprises the following steps: receiving a scheduling instruction, confirming an unmanned aerial vehicle group scheduling environment based on the scheduling instruction, obtaining a spatial position information set by using an unmanned aerial vehicle node set, performing dynamic cluster division on the unmanned aerial vehicle node set based on the spatial position information set to obtain a plurality of unmanned aerial vehicle clusters, performing task scheduling on the unmanned aerial vehicle node set based on a cluster scheduling action set to obtain a scheduling feedback data set, obtaining model parameters based on updating a local scheduling model, and aggregating the model parameter set by using an edge computing server to obtain global scheduling model parameters. The application can optimize task scheduling between a plurality of unmanned aerial vehicles and an edge server, reduce packet loss, and reduce energy consumption.