17 results about "Software switch" patented technology

A method for detecting network attack based on kernel operating characteristics of a software switch, comprising: collecting kernel operating characteristic data of the software switch during network management and packet forwarding of the software switch, wherein the kernel operating characteristic data of the software switch can reflect characteristic data of a fine-grained operating state of a network; preprocessing the kernel operating characteristic data of the software switch; and inputting the preprocessed kernel operating characteristic data of the software switch into a pre-trained attack detection model to detect a potential attack behavior in a network. The method is applicable to all scenarios where the software switch is applicable, especially a software-defined network and a cloud data center, an industrial Internet, 5G, edge computing based on the software-defined network. More accurate and timely detection and early warning of potential anomalies and attack behaviors in the network can be implemented.

This application provides a software switch caching acceleration method and related apparatus based on FPGA, belonging to the field of network packet processing technology. The method includes: compiling a caching rule set into a decision tree forest using a decision tree construction algorithm, the decision tree forest comprising multiple decision trees of equal depth; mapping the decision tree forest to multiple parallel tree pipelines, the tree pipelines running on the FPGA, each tree pipeline corresponding to a decision tree, and each pipeline stage corresponding to a node layer of the decision tree; broadcasting a preset data packet to all tree pipelines for parallel processing; for each tree pipeline, guiding the preset data packet to traverse each pipeline stage until the preset data packet reaches the target leaf node of the decision tree; performing parallel rule matching on the preset data packet at the target leaf node of each decision tree to obtain the target caching rule matching the preset data packet, thereby accelerating flow table caching classification.

This application relates to an automated performance testing system and method for software-defined network controllers. The system includes: an automatic measurement unit for softswitch traffic generation capability, an automatic data plane network construction unit, a given load traffic triggering unit, and a southbound protocol message information statistical analysis unit. By relying on software-defined network simulation tools and widely used software switches, it facilitates testing of network controllers based on constantly evolving and new southbound protocols, ensuring the advanced nature and universality of the testing system.

The invention discloses a hot plug control method and device for network card equipment, electronic equipment and a storage medium, and relates to the technical field of computers.According to the hot plug control method and device for the network card equipment, a mapping relation is constructed, a software switch and a physical key are combined to generate a hot plug control mechanism for the network card equipment with a multi-state linkage mechanism, and the hot plug control efficiency is improved. Under the condition that an upper software switch is maliciously attacked or a physical key is mistakenly operated, the power-off operation cannot be directly executed on the network card equipment, and the safety and reliability of a system are improved.

This invention relates to the field of network technology, providing a virtual network, a virtual network quality monitoring method, and an electronic device. The virtual network is constructed based on a cloud network and includes: cloud nodes and programmable switches, with the cloud nodes connected to the programmable switches. The cloud nodes are used to create virtual nodes and corresponding software switches based on received user requests. The user requests include the number of virtual nodes required for the virtual network and network connection topology information. The software switches and the programmable switches are used to receive user-configured data packet processing logic related to the virtual nodes and a quality monitoring program related to the data packet processing logic, and to monitor the virtual network quality based on the quality monitoring program to obtain quality monitoring results. In this invention, the software switches and programmable switches perform quality monitoring of the virtual network according to the quality monitoring program to obtain quality monitoring results, thereby realizing the quality monitoring of the virtual network.

This invention discloses a storage medium capable of suppressing malfunctions, a method for selecting options, and an information processing apparatus. A software switching program causes a display unit to show a touch switch, the touch switch having: a knob, in a state where the first option in an exclusive relationship between a first option and a second option is selected; and a guide, indicating a movement path of the knob from the first option to the second option, having a first movement path along a first direction and a second movement path along a second direction different from the first direction. Upon receiving a first touch input operation that causes one of the knob and the guide to slide relative to the other along the first movement path and a second touch input operation that causes the knob to slide relative to the other along the second movement path, the system switches to a state where the knob has selected the second option.

The invention relates to the technical field of chip communication, and discloses a communication method based on hardware blocking, which comprises the following steps: under the condition of entering a data receiving state, transmitting received to-be-processed data to a specified address; under the condition of entering the blocking state, processing the to-be-processed data of the specified address; and when the processing of the to-be-processed data of the specified address is completed, exiting from the blocking state so as to enter the data receiving state again. The problems of delay uncertainty and time sequence void caused by software switch blocking are avoided, so that the problems of system delay increase and interrupt response uncertainty caused by increase of software processing transactions in related technologies are solved. Moreover, the performance of the system is not affected, the problems of other devices on the I2C bus are not caused, the situation that the whole I2C bus is locked due to abnormity is avoided, and the communication efficiency and stability of the NFC chip in a multi-task environment are improved. The invention further discloses a communication device based on hardware blocking and electronic equipment.

A non-transitory computer-readable medium storing a software switch program for causing a display section to display a touch switch including a knob that is in a state in which the knob selects, of a first choice and a second choice that are in an exclusive relation, the first choice and a guide showing a moving path of the knob from the first choice to the second choice and including a first moving path extending along a first direction and a second moving path extending along a second direction different from the first direction and, when receiving first touch input operation for sliding one of the knob and the guide with respect to the other along the first moving path and second touch input operation for sliding the one of the knob and the guide along the second moving path, switching the state to a state in which the knob selects the second choice.

According to the software on-off circuit based on the toggle switch, the hardware control module is arranged in the circuit, and the on-off state of the circuit is manually controlled through the toggle switch. And meanwhile, intelligent software control is realized through an MCU (Microprogrammed Control Unit) in the software control module, and the flexibility and operability of the circuit are enhanced by combining two modes of hardware operation and intelligent control.

The application discloses a dual-power switching circuit and a dual-power switching method. The circuit comprises a hardware switching circuit, a software switching circuit, a backup power supply circuit, a secondary power supply circuit and a competition control circuit. The competition control circuit comprises a first competition control module, a second competition control module and an inverting module. The backup power supply circuit and the secondary power supply circuit comprise a power failure prevention module for providing a power failure prevention voltage during a conduction switching process. The hardware switching circuit is connected with the first competition control module and is used for inputting a hardware control signal to the first competition control module. The software switching circuit is connected with the second competition control module and is used for inputting a software control signal to the second competition control module. The first competition control module and the second competition control module are connected with the backup power supply circuit and the inverting module. The inverting module is connected with the secondary power supply circuit. The competition control circuit is used for controlling the conduction switching of the backup power supply circuit and the secondary power supply circuit according to the hardware control signal and the software control signal.

The application discloses a dual-power switching circuit and a dual-power switching method. The circuit comprises a hardware switching circuit, a software switching circuit, a backup power supply circuit, a secondary power supply circuit and a competition control circuit. The competition control circuit comprises a first competition control module, a second competition control module and an inverting module. The output end of the hardware switching circuit is connected with the first competition control module and used for inputting a hardware control signal to the first competition control module. The output end of the software switching circuit is connected with the second competition control module and used for inputting a software control signal to the second competition control module. The output end of the first competition control module and the output end of the second competition control module are simultaneously connected with the input end of the backup power supply circuit and the input end of the inverting module. The output end of the inverting module is connected with the input end of the secondary power supply circuit and used for enabling the competition control circuit to control the conduction switching of the backup power supply circuit and the secondary power supply circuit according to the hardware control signal and the software control signal.

The invention relates to a system and a method for automatically testing the performance of a software defined network controller. The system comprises a soft switch flow generation capability automatic measurement unit, a data plane network automatic construction unit, a given load flow triggering unit and a southbound protocol message information statistical analysis unit. Through a software-defined network simulation tool and a widely used software switch, the network controller can be conveniently tested based on a novel southbound protocol which evolves continuously, and the advancement and the universality of a test system are guaranteed.

The invention discloses a storage medium capable of suppressing malfunction, an option selection method, and an information processing apparatus. A software switch program causes a display unit to display a touch switch having: a knob in a state in which a first option among a first option and a second option in an exclusive relationship is selected; and a guide that indicates a movement path of the knob from the first option to the second option, and has a first movement path in a first direction and a second movement path in a second direction different from the first direction, when a first touch input operation for sliding one of the knob and the guide along the first movement path with respect to the other and a second touch input operation for sliding along the second movement path are accepted, switching is performed to a state in which the second option is selected by the knob.

The invention belongs to the technical field of electromechanical management design, and discloses a decentralized electromechanical soft switching linkage control method which is operated on electromechanical control displays with a real-time operating system, data communication, picture display and switching state output are performed by relying on the electromechanical control displays, and a plurality of electromechanical control displays operate the same program. The electromechanical control displays are connected together through a data bus, the soft switch of any display of the connected electromechanical control displays can control the soft switch state output of other displays in real time, and all the soft switches display the states synchronously in real time. According to the method, the problem that point-to-point control of software switches of two or more electromechanical control displays is difficult is solved, the constraint of an intermediate node is eliminated, and the communication burden of the intermediate node is reduced.

The invention discloses a multi-channel synchronous detection method and system for the electrical performance of an automobile lamp wire harness, and relates to the field of multi-channel synchronous detection of the electrical performance, and the method comprises the steps: constructing an electrical performance detection list of the automobile lamp wire harness; establishing a hierarchical level of electrical performance detection, having a Boolean rule with reserved skipping, and dynamically regulating and controlling the type based on the rule to detect whether skipping exists; constructing a software switch configuration matrix, and dynamically regulating and controlling an electrical performance detection sequence based on the matrix; connecting an interface for detecting the electrical performance of the automobile lamp wire harness with a hardware detection platform, and acquiring a performance detection result; and constructing a comprehensive evaluation neural network model, outputting a reason label and probability of type detection skipping, and judging whether the skipped type is detected again or not. The method has the advantages that high safety and high reliability of electrical performance detection of the automobile lamp wire harness under the full-automatic condition are achieved, and the industrial pain point of result misalignment caused by misjudgment of traditional automatic detection is effectively solved.

A method for detecting network attack based on kernel operating characteristics of a software switch, comprising: collecting kernel operating characteristic data of the software switch during network management and packet forwarding of the software switch, wherein the kernel operating characteristic data of the software switch can reflect characteristic data of a fine-grained operating state of a network; preprocessing the kernel operating characteristic data of the software switch; and inputting the preprocessed kernel operating characteristic data of the software switch into a pre-trained attack detection model to detect a potential attack behavior in a network. The method is applicable to all scenarios where the software switch is applicable, especially a software-defined network and a cloud data center, an industrial Internet, 5G, edge computing based on the software-defined network. More accurate and timely detection and early warning of potential anomalies and attack behaviors in the network can be implemented.

The present application discloses a network card device hot-plug control method, apparatus, electronic device and storage medium, and relates to the field of computer technology. The present application combines software switches and physical buttons by constructing a mapping relationship to generate a network card device hot-plug control mechanism with a multi-state linkage mechanism. In this way, when the upper-layer software switch is maliciously conquered or the physical button is misoperated, the network card device will not be directly powered off, thereby improving the security and reliability of the system.