36results about How to "Forward in time" patented technology

The embodiment of the invention provides a flow rule sending method, a path computation element PCE, a path computation client PCC and a system. The method comprises the following steps that: the PCEgenerates a corresponding relationship between path identification information and a flow rule; and the PCE sends a path computation element communication protocol PCEP message to a PCC, the PCEP message carries a corresponding relationship between path identification information and a flow rule, and the flow rule is used for guiding the PCC to forward flow matched with the flow rule according tothe path identification information. The PCE comprises a processing unit used for generating a corresponding relationship between path identification information and a flow rule; and the sending unitis used for sending a PCEP message to the PCC, the PCEP message carries the corresponding relationship between the path identification information and the flow rule, and the flow rule is used for guiding the PCC to forward the flow matched with the flow rule according to the path identification information. According to the technical scheme of the embodiment of the invention, the flow matched withthe flow rule can be forwarded in time.

Embodiments of the invention provide an order forwarding method and device, and a computer storage medium. The order forwarding method and device is applied to an order platform. Multiple members areregistered in the order platform. The method comprises the steps of receiving an order forwarding request sent by a member, wherein the order forwarding request contains information of all finished parts of a current order, information of finished parts of the current order, and an amount of order forwarding; based on the information of all the finished parts of the current order in the order forwarding request, the information of the finished parts of the current order and the amount of the order forwarding, generating a new order; and forwarding the new order to other members on the order platform. The efficiency is improved; and the order is timely forwarded, so that the order can be timely finished.

The disclosure discloses a method for realizing hot backup in a centralized network node, in which a main control module and a standby control module are arranged, including: an Resource Reservation Protocol-Traffic Engineering (RSVP-TE) tunnel, which contains two Label Switched Paths (LSPs): a main LSP and a standby LSP, is established for services; and further including: the main control module acquires control information of the main LSP and that of the standby LSP, sets identification information of the control information of the main LSP and that of the standby LSP as Active or Inactive according to the current statuses of the main and standby LSPs, and synchronizes the control information of the main LSP and that of the standby LSP to the standby control module; and the current main control module generates forwarding information according to the control information of the LSP whose identification information is Active, and forwards a service after the switching between the main and standby control modules. The disclosure further discloses a system for realizing the method. The disclosure reduces the switching time and the forwarding time, and improves the service forwarding speed.

Disclosed are a physical-port control method and apparatus. The method comprises: monitoring a change of channel information corresponding to a physical port for a layer-2 service; when it is detected that the channel information changes from complete to incomplete, closing the physical port; and when it is detected that the channel information changes from incomplete to complete, opening the physical port.

The invention provides an uplink bandwidth allocation method based on neural network prediction in a 50G-PON network, comprising: training an LSTM neural network; all ONUs send report messages to the OLT to report the queue length; and the OLT prioritizes the services of the ONUs according to the report messages Divide, and sort all ONUs and report queue lengths according to RTT; allocate all services according to the sorting results and LSTM neural network; calculate and allocate the low-priority services of the last ONU to ensure the end of the polling cycle At the same time, the allocation result is obtained; the OLT packages the allocation result and publishes it to all ONUs; each ONU sends information in turn according to the received allocation result. The uplink bandwidth allocation method adopts the method of neural network prediction, which ensures that the data can be forwarded in time and effectively reduces the transmission delay; at the same time, this scheme takes into account the characteristics of bandwidth and delay requirements of different services, and reasonably allocates the transmission order. , to ensure the quality of network service.

The embodiments of the present application disclose a network configuration deployment method, apparatus and device. The method includes: in the SDN network environment, the SDN controller determines the network device through the management channel; the SDN controller determines the network role of the network device according to the type and characteristics of the network device, and combines different network devices into a network device according to the network role. The corresponding network model; the SDN controller determines the topological connection relationship between network devices in the network model according to the network roles and service ports on the network device, and completes the network planning; Resources are allocated, network resource parameters are determined, the allocated network resource parameters are converted into configuration commands, and the configuration commands are allocated to the network devices, so that the network devices run network protocols through the configuration commands to achieve network connectivity.

Embodiments of the present invention provide a flow rule sending method, a path computation element (PCE), a path computation client (PCC), and a system. The method comprises: a PCE generates a correspondence between path identification information and flow rules; and the PCE sends a path computation element communication protocol (PCEP) message to a PCC, the PCEP message carrying the correspondence between the path identification information and the flow rules, and the flow rules being used for instructing the PCC to forward a traffic matching the flow rules according to the path identification information. The PCE comprises: a processing unit, used for generating a correspondence between path identification information and flow rules; and a sending unit, used for sending a PCEP message to a PCC, the PCEP message carrying the correspondence between the path identification information and the flow rules, and the flow rules being used for instructing the PCC to forward a traffic matching the flow rules according to the path identification information. By means of the technical solution in the embodiments of the present invention, a traffic matching flow rules can be forwarded in time.

The invention discloses a method and a device for forwarding three-layer data flow in a data center site. The method comprises the following steps that a server is used for maintaining and managing gateway information of a first jump gateway in the site, which is obtained by each edge device, and ping time delay from self to a neighbor edge device in another site, and when changes occur, updating is performed; and after the first jump gateway fails in the site, the server is requested to replace the information of the first jump gateway by the edge device, an optimal first jump gateway in the site where the edge device is located is selected by the server to be used as a replaced first jump gateway, thereby hosting the three-layer data flow in the site to the replaced first jump gateway. According to the method and the device, the operation burden of the edge device and the network flow are reduced.

The invention discloses a method, a device and a system for requesting data, and relates to the technical field of internets, which aims at solving the problem of paralysis caused by excessive query requests of a database. The method comprises the following steps of establishing a first coroutine corresponding to the database, detecting the load state of the database through the first coroutine, and obtaining the detection result; when an query request reported by a terminal is received, establishing a second coroutine corresponding to the query request, and obtaining the detection result from the first coroutine through the second coroutine; when the detection result represents that the database is in the overload state, stopping forwarding the query request to the database. The method is mainly applied to postgresql database systems.

Embodiments of the invention provide an order forwarding method and device, and a computer storage medium. The order forwarding method and device is applied to an order platform. Multiple members areregistered in the order platform. The method comprises the steps of receiving an order forwarding request sent by a member, wherein the order forwarding request contains information of all finished parts of a current order, information of finished parts of the current order, and an amount of order forwarding; based on the information of all the finished parts of the current order in the order forwarding request, the information of the finished parts of the current order and the amount of the order forwarding, generating a new order; and forwarding the new order to other members on the order platform. The efficiency is improved; and the order is timely forwarded, so that the order can be timely finished.

The present invention provides a cross-switch link binding method, system and switch. The method includes: each switch marks and groups the ports bound by the link; the switches exchange the ports through unicast timing interaction information grouping information; the port in the same group executes a unified standard link bundling protocol operation, and establishes a bundling with the opposite end. Compared with the prior art, the present invention solves the limitation that the traditional link bundling technology can only perform one-to-one bundling between switches, improves the fault tolerance and flexibility of the network, and ensures the independent operation and management of the switches. It has the greatest operability in the process of data arrangement and scheduling.

The embodiment of the present application provides a method and device for obtaining an address. The method includes: the edge device receives the mapping address request message carrying the first EID sent by the ITR; the ITR is located in a layered network connected to the edge device; and then, the edge device Detecting whether there is a first mapping address including the first EID in the pre-stored mapping addresses; the first mapping address includes the first EID and the first RLOC of the first ETR connected to the virtual machine corresponding to the first EID; the first ETR and The ITRs are located in different hierarchical networks; finally, if the edge device detects the first mapped address, it sends the first mapped address to the ITR. By applying the embodiment of the present application, the time consumption of requesting addresses across hierarchical networks is reduced, and the timely forwarding of services is ensured.

The invention discloses a dynamic backoff method based on WiFi mesh network beacon frame broadcasting, the steps of which are: establishing a WiFi mesh network; periodically broadcasting Beacon frames by nodes; Write data into Beacon frame; broadcast modified Beacon frame periodically by node; extract parameters from Beacon frame; set contention window threshold; judge CW D Whether the value exceeds the set contention window threshold CW THR ;CW D >CW THR window settings of the current node; CW D <cwThe window setting of the current node at THR. The invention can write the competition window size and the backoff order of the node into the Beacon frame for broadcasting in the WiFi mesh network, so that the current node can dynamically adjust its own competition window in combination with the blocking situation of the target node and the dynamic backoff method. The invention increases the throughput of the WiFi mesh network, reduces the packet loss rate, and improves the transmission performance of the system. The invention is applied to the inter-node communication of the WiFi mesh network.< / cw

The invention discloses a priority-based data transmission method and equipment. The method includes: ED obtains priority, bandwidth and MAC address corresponding to other ED connection servers; ED records the MAC address and priority in the priority information table and bandwidth, and record the use of bandwidth as a specified value in the corresponding relationship; ED obtains the destination MAC address of the data, matches the MAC address recorded in the priority information table by the destination MAC address, and obtains the corresponding priority , bandwidth and use bandwidth; when the obtained use bandwidth is less than the obtained bandwidth, the ED sets the priority as the obtained priority in the IP header of the encapsulated data, and sends the encapsulated data . In the embodiment of the present invention, it is ensured that the traffic of important servers is forwarded in time.