103 results about "NETCONF" patented technology

The invention proposes a compiling method based on a YANG model, and a corresponding interface, module and system, and relates to the technical field of network communication. The method comprises the steps: obtaining a to-be-analyzed YANG file; analyzing the YANG file, and obtaining a corresponding YANG model; generating corresponding API (application program interface) data based on the YANG model. The method reduces the requirements of a user for an NETCONF protocol message and the professional knowledge of the YANG model, reduces the unnecessary manual configuration steps of equipment, and reduces the development and maintenance cost of the user.

Disclosed are a method and apparatus for modeling a network configuration protocol (NETCONF)-based network device instruction with a yet another next generation (YANG) language. The method of modeling the NETCONF)-based network device instruction with the YANG language includes: searching for at least one instruction from a source file for controlling a NETCONF-based network device; parsing the retrieved instruction into a plurality of tokens; mapping each parsed token with a data type of the YANG language according to a previously defined mapping rule; and generating a YANG model corresponding to the at least one instruction according to mapping results. Accordingly, the YANG model is immediately generated reflecting changes in an instruction of a network system.

The invention discloses a device configuration method, device and system based on a network configuration protocol, belonging to the communication technology field. The device configuration method comprises that: a network management device adopts a predefined YANG model to establish a data configuration model; configuration data is transmitted to a managed device based on a NETCONF protocol, wherein the predefined YANG model comprises n reference fields and a plurality of object fields which respectively correspond to each of the reference fields. The device configuration method and device based on the network configuration solve a problem that: by targeting a device cascading scene, the prior art adds an extended field in the NETCONF message to indicate a target subordinate device for data configuration in the NETCONF message, which is poor in universality, low in configuration processing efficiency and complex in a processing process of storing data.

The invention discloses a method and a system for realizing mapping from a YANG model to an internal model, relates to the technical field of communication, and aims to support mapping from the YANG model to the internal model by using an extended private mapping statement in the YANG model in a development stage. The method comprises: loading an internal model, and establishing an internal modelclass and internal model elements in a memory; loading the YANG model, and establishing a YANG model tree in the memory; analyzing the private mapping information to establish a mapping relation between the YANG model and the internal model class and between the YANG model and the internal model elements. By adopting the method and the device, when the Netconf receives the YANG configuration, theYANG configuration is analyzed to obtain a YANG instance tree, nodes of the YANG instance tree are mapped into instances of an internal model class, and a temporary internal model mapping object aftermapping is constructed; and then the temporary internal model mapping object is sent to an internal model engine, so that automatic mapping from the YANG model to the internal model can be realized.

The embodiment of the invention discloses a method and a network element for network management. The method comprises the following steps that: the network element providing an NETCONF (Network Configuration Protocol) server function finishes acquisition of the data requested by the RPC (Remote Procedure Call) request by multiple inquiries according to the storage order of the data requested by the RPC request in the network element, wherein the RPC request is issued by a network management system which provides an NETCONF client-side function; after each query, the network element carries the queried data in corresponding RPC response so as to send the data to the network management system. With the adoption of the technical scheme provided by the embodiment of the invention, the response speed of carrying out query operation through the network management system of the network operation and maintenance workers can be improved, the time from issuing the RPC request by the network management system to finishing analysis on the returned data is reduced end to end, and the CPU (Central Processing Unit) load caused by processing mass of data in a centralized form by the network management system is lowered.

The invention relates to a method for managing setting. Wherein, it comprises: step S102 that converting MIB document into schema document which describes the instruction format relative to the item of MIB document; step S104 that filling the instruction data of user based on the instruction format of schema document into setting content to generate the Netconf protocol setting instruction; and step S106 that network device receives Netconf protocol setting instruction, via the MIB tree built by MIB document, to extract the setting content of said setting instruction to process setting. The invention also discloses a relative manager.

The invention provides an NETCONF (network configuration protocol)-based network equipment configuration management method. The method mainly comprises the following steps: a configuration main module maintains a corresponding relationship between function module conversation and URI of YANG MODEL of a function module in a local configuration database; a network administrator issues a configuration message to the configuration main module through the NETCONF, the configuration main module inquires the local configuration database according to the URI of the YANG MODEL of the configuration message to acquire corresponding function module conversion, and the function module conversion issues the configuration message to the function module; and the function module executes the configuration message and returns the configuration result to the configuration main module. By the NETCONF-based network equipment configuration management method, new increment, modification or deletion of the function module or partial configuration of the function module does not need corresponding modification of a configuration main process module, so that maintenance and development works of the configuration main process module are greatly reduced and the stability of the configuration main process module is facilitated.

An embodiment of the invention discloses a method, a device and a system for establishing a network forwarding model, which relate to the technical field of communication, and can improve the expansibility of the method for establishing the network forwarding model. The method is characterized in that: control equipment deployed with an IBNS transmits a Netconf request message to at least two setsof network equipment through a network configuration protocol Netconf, wherein the Netconf request message comprises a message identifier used for uniquely identifying the Netconf request message, adata type and an acquisition identifier used for indicating to request to acquire data corresponding to the data type; the control equipment receives a Netconf response message transmitted by each setof network equipment, wherein the Netconf response message comprises the message identifier and the data corresponding to the data type; and the control equipment acquires the data transmitted by each set of network equipment, and establishes the network forwarding model for verifying a network formed by the at least two sets of network equipment according to the acquired data.

The invention particularly relates to a hybrid overlay communication method for a data center network. According to the hybrid overlay communication method for the data center network, a vSwitch hostand EVPN network element equipment based on different implementation modes are managed to an SDN controller through OpenFlow; the SDN controller uses an OVSDB management protocol to issue a configuration and control flow table to the vSwitch host through Rest and RPC modes, and uses a NetConf protocol to control interface configuration and a network strategy on an EVPN network element; the underlay network publishes a management IP of an EVPN network element to a data link by using an OSPF protocol, and connects a vSwich host and the EVPN network element through a routing switch, thereby realizing two-layer interconnection between devices, and realizing fusion of different types of data centers from a control layer and a data layer. According to the hybrid overlay communication method forthe data center network, the fusion of different network architectures on the same platform is solved, the expandability and extensibility of the network are improved, the management cost is reduced,and the network communication quality is greatly improved.

The invention discloses an information conversion method, a device and a system, and relates to the field of communication. In the information conversion method, after the SNMP service information sent by SNMP network equipment is received by an SNMP processing module, the MIB information associated with the SNMP service information is sent to a data model conversion module. The data model conversion module converts the received MIB information into the service information based on the YANG model extension, and transmits the obtained service information to a NETCONF message processing module through an XML message processing module. The NETCONF message processing module converts the received service information into a transmission announcement, and the transmission announcement is sent toan NETCONF server. According to the invention, the NETCONF/ SNMP conversion is achieved on the basis of the YANG model expansion, and the automatic management of traditional equipment is realized. A feasible technical scheme is provided for achieving the compatibility of traditional equipment in an SDN scene.

The invention relates to a BGP (Border Gateway Protocol) routing trusted verification method based on SDN (Software Defined Network) architecture. The method comprises the following steps: I, building a BGP routing trusted verification environment based on the SDN architecture; II, acquiring BGP neighbor information by a centralized control point; III, detecting anomalies in a centralized way by the centralized control point, verifying whether BGP routing is trustable or not, if so, ending, otherwise, entering a step IV; IV, generating a security policy for blocking the anomalies by the centralized control point; V, issuing the security policy by the centralized control point to block anomalous routing; and VI, verifying whether the anomalous routing is blocked or not by the centralized control point by a method of reading a BGP neighbor information table once again by an agent, transmitting the BGP neighbor information table to the centralized control point through a NETCONF protocol, and turning to the step III. Compared with an existing BGP routing trusted verification method, the BGP routing trusted verification method disclosed by the invention has the advantages that the deployment overhead can be lowered; the anomaly detection performance and real-time performance are enhanced; the anomalies are blocked through closed-loop control; forward compatibility and high expandability are realized; and the overall cost-performance ratio of a system is increased greatly.

The invention provides a route injection method and device. The method comprises the following steps: receiving a network configuration Netconf message which is sent by a Controller and carries destination route information and equipment identification information corresponding to the destination route information which is obtained through route computation by the Controller according to an external route learned through an IBGP neighbor, and sending the destination route information to core equipment or R equipment according to the equipment identification information corresponding to the destination route information. Through an application of the route injection method and device, equipment in a user network can prevent upgrading operation, the number of equipment capable of being accessed is increased, and forwarding performance is improved.

The invention discloses a method and system for establishing a management channel. The method comprises the following steps: sending the own internet protocol IP address and openflow protocol port number of the controller to far-end access network equipment through an established netconf channel after the netconf connection is established between the controller and the far-end access network equipment; and enabling the far-end access network equipment to establish openflow channel connection with the controller after receiving the IP address and the openflow protocol port number of the controller. Through the method disclosed by the embodiment of the invention, the complexity of establishing the management channel is reduced, and the channel loop of the management channel is avoided.

The embodiment of the invention provides a network management method and device, relates to the field of communication, and can reduce the impact on the business of a user after the conflict of a plurality of pieces of equipment for the operation of a configuration data set. The method comprises: first equipment receives a first request message sent by a second equipment according to an NETCONF, and locks a configuration data set of the first equipment according to the first request message; the first equipment receives a second request message sent by the third equipment according to the NETCONF, the second request message is used for requesting to modify or lock the configuration data set; and the first equipment sends a first response message to the second equipment, the first responsemessage is used for notifying the third equipment to request to modify or lock the configuration data set. The embodiments of the present application are applied to a scenario in which a plurality ofequipments generate conflicts when using the same configuration data set through an NETCONF.

The invention discloses a method and a device for testing a router. The method comprises the steps of: generating a test case; converting the generated test case into a network configuration (NETCONF) message; sending the NETCONF message to a router, and receiving a returned message from the router; sending an execution command, on the router, in the test case to the router, and receiving an execution result from the router; and comparing an expected test result in the test case with a test result in the returned message and with the received execution result separately, and displaying comparison results. By adopting the method and the device, the router is automatically tested, and the testing efficiency is improved.

The invention discloses a configuration management method, relates to the technical field of network communication. The method and the device are used for solving the problem that a configuration object can be successfully created only through multiple times of message interaction between an NETCONF client and an NETCONF server. The method comprises the following steps: a NETCONF server receivinga first configuration message, wherein the first configuration message is used for creating a configuration object, the first configuration message comprises at least one first index description, theat least one first index description is used for indicating all sub-objects of the configuration object, and each first index description corresponds to one sub-object of the configuration object; when the first configuration message carries a first identifier, for each first index description, detecting whether a sub-object corresponding to the first index description exists in a database or not;if the sub-object does not exist in the database, creating the sub-object; and based on all the sub-objects of the configuration object, creating the configuration object. The method is suitable forthe process of creating the configuration object.

A management server that manages a network device (e.g., an MFP) using NETCONF registers, in the MFP, designation of a condition under which the MFP is to notify the management server of an event, receives, from the MFP, a first notification indicating that a transition is made from a first state in which a session enabling the event notification is established to a second state in which the session needs to be disconnected and a second notification indicating return to the first state, and re-registers the designation of the condition in the MFP in response to reception of the second notification.

A method and an apparatus for network configuration are provided. In this application, the NETCONF client generates configuration logs for distributed network configurations, based on the configuration log, the last network configuration that the NETCONF client successfully sent before the NETCONF connection was abnormal (that is, the target network configuration described above) can be directly located, then the network configuration download proceeds starting from the next network configuration of the target network configuration, which realizes that the NETCONF client will not repeat the network configuration downloaded before the NETCONF connection is restored to normal, and avoids the NETCONF server from receiving the duplicate network configuration.