259 results about "Northbound interface" patented technology

A method and system for integrated management of converged heterogeneous resources is disclosed. The method includes: defining a Software-Defined Infrastructure (SDI) by separating data, control, and management for converged heterogeneous resource provisioning, creating an integrated resource manager using interfaces for one or more cloud controllers, Software-Defined Network (SDN) controllers, or general-resource controllers, enabling external entities to request and use the resources through interfaces, storing topology information and utilizing it for integrated resource management, and monitoring and measuring the converged heterogeneous resources. An integrated management system includes an SDI manager configured to provide integrated resource control and management functions, a cloud controller, an SDN controller, a general resource controller, a topology manager, northbound interfaces of an SDI manager for external entities to request resources and check the status of resources, and all inter-relations between an SDI manager, a cloud controller, an SDN manager, a general resource manager and a topology manager.

Embodiments of the invention provide systems and methods for providing charging functions. According to one embodiment, a method of charging for services on a communication network can comprise receiving a request to perform a charging function from an application via a northbound interface of a charging enabler. The northbound interface can provide an abstract interface for invoking one or more of a plurality of charging functions. The charging function can be requested from a network resource via a southbound interface of the charging enabler. The southbound interface can provide an interface specific to the network resource. Results of the charging function can be received from the network resource via the southbound interface of the charging enabler and returned to the application via the northbound interface of the charging enabler.

The invention discloses a connection management method for hybrid clouds, an SDN controller and a hybrid cloud system and relates to the field of cloud computing. The method comprises the steps that the SDN controller receives a hybrid cloud connection management request sent by a hybrid cloud management platform through a northbound interface; the SDN controller determines a network device needing to be configured and network configuration information corresponding to the network device based on the hybrid cloud connection management request; and the SDN controller packages the network configuration information into a preset configuration protocol message and sends the preset configuration protocol message to the network device needing to be configured through a southbound interface. According to the method, the SDN controller and the system, on the basis of a capability of a software defined network, through expansion of functions and interfaces of the hybrid cloud management platform and the SDN controller, network cooperative management among hybrid clouds is realized; the network connection service quality among the hybrid clouds can be managed and controlled; resources such as links and routes are dynamically adjusted; and the field and application range of hybrid cloud service are expanded.

Embodiments of the invention provide systems and methods for controlling a media session. According to one embodiment, a method for controlling a communication session can comprise receiving a request to perform a call control function from an application via a northbound interface of a call control enabler. The northbound interface can provide an abstract interface for invoking one or more of a plurality of call control functions. The call control function can be requested from a first network resource via a southbound interface of the call control enabler specific to the first network resource. In some cases, results of the call control function can be received from the first network resource via the southbound interface of the call control enabler. The results of the call control function can then be returned to the application via the northbound interface of the call control enabler.

The invention discloses a client distributed path computation method based on a software defined network architecture. The client distributed path computation method comprises the following steps: a user obtains network topology and linkcost information from a network controller through a northbound interface of a controller, calculates the path on the basis, determines route and flow distribution, and submits a route request to the controller; the network controller is responsible for updating the network topology and link state, and issuing a flow statement to data forwarding equipment according to the route selection of the user. Through the route calculation, the user participates in the network control to achieve the distributed optimization during the use process of network resources; meanwhile, the controller provides network topology information for the user, and can achieve the virtualization of the network resources and functions for the user and the optimal configuration and the integrated use of the network resources. Through the application of the method, the user can get great rights within a network safety range, the network transparency is improved, and an SDN frame serves for the user.

The invention relates to a method and a system based on a northbound interface to realize network management. The northbound interface caches alarm information and the received alarm information is grouped and done with association analysis according to the ID of an element management system. The alarm information is divided into the following types: filtered alarm information, combined alarm information, compressed alarm information and inhibited alarm information. An alarm analysis device analyzes the alarm information according to alarm time to obtain association alarm information. A fault analysis device generates the dependency relationship of communication equipment according to the association alarm information sent by the alarm analysis device. An alarm treating device correspondingly treats the alarm information according to the types of the alarm information and conducts alarm notice or early fault alarm according to the dependency relationship in a network topological diagram generated by the fault analysis device. By treating the alarm information, the invention relieves the load of the northbound interface and improves the efficiency of the network management system in treating the alarm information.

Embodiments of the invention provide systems and methods for interacting with a media server on a network and / or protocol agnostic basis. According to one embodiment, a method for controlling a media server can comprise receiving a request to perform a media control function of the media server from an application via a northbound interface of a media server control enabler. The northbound interface can provide an abstract interface for invoking one or more of a plurality of media functions of the media server. The media control function of the media server can be requested via a southbound interface of the media server control enabler. The southbound interface can provide an interface specific to the media server.

The invention provides a transplantable high-available container cluster deploying and managing system and method, and belongs to the field of cloud computing. The container cluster deploying and managing system comprises a container cluster, a main scheduling node selection device, a main and standby switching controller, a scheduler, a controller manager and a management northbound interface server. The container cluster deploying and managing method comprises the following steps of R, deploying a container cluster; S, selecting a main scheduling node, and determining on which control node to start and operate the scheduler and the controller manager by the main scheduling node selection device; and T, selecting main and standby control nodes and controlling the switching of the main and standby control nodes by the main and standby switching controller. The system and method provided by the invention is applicable to all container clusters similar to the Kubernetes cluster framework, the high availability problem of the control node is solved, the management and control of the control client on the container cluster is not influenced if the control node goes wrong or the service on the control node goes wrong.

The invention discloses a software defined wireless network system architecture and method for LTE small base station ultra dense networking. The method comprises the following steps: a mobile terminal is accessed to an LTE small base station, wireless resources of the small base station is forwarded to an SDN controller of the data center through an SDN switch, the interface for mutual communication between the LTE small base station and the SDN controller controlled by the wireless network is a southbound interface API, and a northbound interface API can flexibly combine the functions in the controller according to different new service deployment requests. The SDN controller realizes the separation between the control surface and the data surface through a software defined mode, achieves the complete control of the wireless access network part, and achieves the division of the services of the core network; the system capacity of the wireless access network can be increased and the coverage of the wireless access network can be enhanced through interference coordination, load balancing and other technologies; and the internal flow table of the switch can be flexibly configured by monitoring the port of the SDN switch in the dense network, and thus the backhaul network can reach a load balancing state.

The invention belongs to the technical field of wireless communication network, and discloses an intention-driven cloud access network system and method. The method comprises the steps that a businessapplication layer obtains a mobile network core application and a service complaint for a vertical industry application, and an intention northbound interface completes the transcoding; an intentionenabling layer constructs an intention-based global dynamic management and arrangement control system through a cloud network service plane, and achieves the unified planning of business intention andthe unified scheduling of resources; an infrastructure layer forms a resource pool through the resource virtualization technology, and provides a ubiquitous connection based on three big 5G application scenes. The method achieves the network cooperation, resource sharing, interface opening and management intelligentization based on an intention-driven cloud ubiquitous intelligent access network,constructs a reconfigurable resource management architecture. The invention also discloses the intention-driven cloud access network method, and the method achieves the cooperative scheduling of network resources, and guarantees the end-to-end services.

The invention discloses a time sequence analysis based optical transmission network trend prediction method, which specifically comprises the steps that 1) network management performance parameters are screened, and network management performance parameters capable of reflecting the network running state are selected; 2) network management performance data is acquired, and specified network management performance data is acquired through a northbound interface of the optical transmission network for network management; 3) a time sequence is formed, the network management performance data is acquired in an uninterrupted manner in a sampling period, and the network management performance data is arranged into a time sequence of a certain performance parameter feature value according to a certain time interval; 4) the time sequence is decomposed, and a trend term, a periodic term and a stochastic term in the time sequence are decomposed through analyzing a time sequence sample; 5) predicted values of the decomposed terms are calculated, and the predicted values are estimated according to respective prediction models in allusion to the three different types of decomposed terms; and 6) a final predicted value is calculated, and the final predicted value is calculated according to a time sequence addition model and performs cross validation with an actual value.

The invention discloses a cross-device and cross-protocol EPON element management system. The system achieves the uniform monitoring and management on the heterogeneous EPON; an EPON element metadata model is provided, and uniform description of heterogeneous EPON devices, interfaces and protocols is achieved; a parallel polling method for the network element performance and state in the distributed type EPON is provided, and rapid and efficient query of the performance and the network element state of the large-scale distributed type EPON is achieved; a uniform configuration system of the heterogeneous EPON devices is built, and uniform configuration of different devices and different northbound interface protocols is achieved; a network element state displaying system in the large-scale distributed type EPON is built, and uniform and real-time display of the heterogeneous EPON is achieved. The UML is adopted in the EPON element metadata model, so that the processes such as cataloguing, registering and finding of the EPON resources are accurately, clearly and conveniently achieved, interconnection, intercommunication and interoperability of the heterogeneous EPON system are achieved conveniently, the comprehensive management capacity of the EPON is improved, and long-term interests are brought to the EPON management.

The invention provides a system and method for achieving multi-service priorities and relates to the technical field of computer communication. The system comprises an SDN controller, at least one VxLAN gateway and at least two VLAN switches. The SDN controller comprises a northbound interface processing module, an IP processing module, an ARP processing module, a topology management module, an interflow domain management module and an SDN OpenFlow interface module. Each VxLAN gateway comprises a configuration management module, a VxLAN OpenFlow interface module, a flow table management module, a tunnel encapsulation processing module, a tunnel decapsulation processing module, an application layer service recognition processing module and a VxLAN receiving and transmitting package module. Each VLAN switch comprises a VLAN receiving and transmitting package module and a VLANID module. According to the system and the method, the performance of hardware is not required, a special communication processor does not need to be used, and the equipment cost is lowered.

The invention discloses an integrated management method based on a MDC. Both hardware equipment and IT equipment are monitored at first; then, monitoring data is transmitted to an information processing module through a southbound interface; after encapsulating the monitoring data through a protocol, the information processing module sends the monitoring data to a MDC management platform through a northbound interface; and the information processing module is configured with a protocol analysis layer, an equipment ID rule and a complex event processing module. Compared with the prior art, the integrated management method based on the MDC disclosed by the invention can flexibly define the state of a business service index; therefore, users can observe the state of the index in real time, monitor the state of the index in time, and know the state of the business service index; the first-hand data of the business sate is obtained; and thus, normal operation of a business can be ensured.

Embodiments of the invention provide systems and methods for interacting with a high availability session. According to one embodiment, a method of providing high availability can comprise abstracting one or more functions of a high availability infrastructure via a high availability enabler and providing access to the abstracted one or more functions via a northbound interface of the high availability enabler. For example, the one or more functions of the high availability infrastructure can comprise session control, either synchronous session control or asynchronous session control, concurrency management, data distribution, e.g., possibly including storing at least some of the data local to the high availability enabler, caching, session replication, providing fault tolerance, providing predictable latencies, etc. The high availability infrastructure can comprise, for example JGroups, Oracle Coherence, or another high availability infrastructure. The method can include decoupling application level processing from protocol level processing via the high availability enabler.

A network management system in mobile communication network consists of operation support unit, network element management unit, network device. It is featured as sending management command to network element management unit and receiving management information by operation support unit, operating network device according by network element management unit, setting interface between operation support unit and network element management unit to be north-direction interface and setting a unified interface between operation support unit and network element management unit.

The invention discloses a train-ground synergetic distributed network management system and method for a high-speed rail wide-band communication system. The train-ground synergetic distributed network management system for the high-speed rail wide-band communication system comprises an in-vehicle network management subsystem, a ground data relay station, a ground network management center and a management client, wherein the in-vehicle network management subsystem comprises a function management agent terminal, a management analysis processing module, a local database, a management southbound interface module and a management northbound interface module. According to the train-ground synergetic distributed network management system and method disclosed by the invention, aiming at the characteristic of the quick movement of a high-speed rail train, wireless bandwidth occupied by train-ground management information flow is reduced, and the high-efficiency reasonable management of the high-speed rail wide-band communication system is realized.

The invention discloses a network manage system, and an alarm counting filter method between network unit manage systems, wherein the invention arranges a sliding time window sliding front and back on a time axis, when receives a new repeat alarm and judges each time, counting the total number of repeated alarms in present sliding window, as the present value of the repeat alarm counter, the value of the repeat alarm counter is increased or decreased along with the sliding of the sliding time window, without timed clear condition and lost alarm, to effectively filter repeated alarm, reduce interface load between NMS and EMS, avoid useful alarm immerged by lost of repeated alarms, and support quick position and resolution on the accident.

The invention provides a flow sampling method and system for a software-defined network, and relates to the field of communication, in particular to a flow sampling method and system for a software-defined network. The method comprises the following steps: an SDN controller is used for acquiring flow sampling requirement from a north interface or a management interface; the SDN controller is used for matching the flow sampling requirement with current flow table entry information and SDN forwarding device information, generating a set table entry and a guide flow table entry for performing sampling behavior, and sending the set table entry and the guide flow table entry to an SDN forwarding device, wherein the set table entry comprises a sampling ratio, and the guide flow table entry comprises flow information and associated set table entry ID; the SDN forwarding device is used for sampling the flow according to the guide flow table entry and the set table entry after receiving the set table entry and the guide flow table entry. The technical scheme provided by the invention is applicable to the software-defined network; according to the method, the SDN flow sampling with service continuity is achieved.

The invention provides an implementation method of a VPN (virtual private network) on basis of an SDN (software defined network). The method comprises steps as follows: a user uses a northbound interface provided through an SDN controller to send a service request for establishing the VPN; the SDN controller receives the service request which comes from the user and is used for establishing the VPN, and the service request comprises a service type and service parameters; the SDN controller performs packaging processing on a data packet from a local area network host according to the service type and the service parameters, and the data packet is sent to a designated foreign network through an OpenFlow exchanger; after an SDN controller of the foreign network receives the data packet, corresponding de-encapsulation processing is performed, and the network data packet of a sender is recognized; finally, the VPN is established between networks of two places. According to the method, the VPN is partitioned in an SDN service deployment manner; the problems of single configuration manner, complicated configuration and management and difficulty in maintenance of conventional VPN configuration are solved.

The invention discloses a big data analysis platform and method of a dynamic environment monitoring system. The big data analysis platform comprises a southbound interface, a big data processing platform, a northbound interface and a third-party module, wherein the southbound interface is used for connecting a managed object to acquire a data source from the managed object; the big data processing platform is used for acquiring data of the data source in real time through the southbound interface, carrying out real-time alarming when the acquired data reaches an alarming threshold value and acquiring equipment information and video and audio data; the northbound interface is connected with the big data processing platform and the third-party module; the third-party module provides a management entrance and a third-party platform and is used for realizing interconnection between the third-party platform and the big data processing platform; the third-party module is used for sending big data request operation and providing a processing result, obtained by an interface representation module, on the big data processing platform to carry out interface representation. Compared with the prior art, the big data analysis platform and method of the dynamic environment monitoring system, disclosed by the invention, are good for uniform operation and maintenance and operation management of an analysis data center and vertical correlation and transverse correlation between the data are solved very well, so that the practicability is strong.

The invention provides a data processing method and a device, and the method comprises the steps: a data acquisition layer module is used for collecting data from different kinds of interfaces; the data acquisition layer module stores the acquired data in a local storage medium; a data adaptation layer module acquires data from the local storage medium; the data adaptation layer module utilizes interface types corresponding to the acquired data to convert the acquired data into data in a specific format, and the converted data is provided to an upper layer application. According to the technical scheme of the invention, a network management system can access multi-vendor multi-protocol and non-standard northbound interfaces. Developers can only focus on data analysis and data conversion, the development difficulty of the developers can be reduced, the service starting complexity is reduced, the service starting efficiency is improved, so that network management system access time can be shortened, the stability and loose coupling can be improved, and the safety can be ensured.

The invention provides a real-time data distribution system and method based on an Openflow protocol. A communication framework proposed by the invention combines a DDS and an SDN to support efficient dynamic distributed application. The system mainly includes an underlying network device, a DDS interface API, a controller, a DDS agent, a northbound interface and an application service. The DDS agent, the DDS interface API, and a routing agent in the underlying network device are components of the DDS system. The northbound interface, the controller, a southbound interface, an OF switch, and the Openflow protocol are components of the software defined network. The SDN brings flexibility to the network and provides the set of on-demand dynamic communication network service quality. The invention distributes a corresponding flow table for a device in a data forwarding plane by using a Meter table mechanism achieving a QoS function in the Openflow protocol, allocates the network resources collectively and improves the utilization rate of the whole network.

The invention discloses a metropolitan area network architecture based on service choreographer which comprises an application end, a service choreographer and an SDN controller, wherein the service choreographer is connected with the application end through a north interface and with the SDN controller through a south interface of Rest, and the SDN controller is connected with a metropolitan areanetwork, wherein the application end is used for initiating a service request. The service choreographer is used for uniformly arranging, configuring and distributing network services of all metropolitan area networks. The SDN controller is used for processing the service request. The application end at least comprises a Web UI end and a service opening system end. The method of the invention cancarry out flexible and customized programming based on user requirements; it can be scheduled and adjusted based on the traffic of the whole network. The invention breaks the traditional network equipment closed management and control mode, rapid deployment to build the entire network.

The invention discloses an incremental data creation method based on running numbers. NE initiates synchronous request and sends all running numbers to EMS, which traverses the running numbers thereof and the running numbers sent by NE and generates incremental data after comparison. EMS sends the deleted running numbers to NE, which will delete the data to be deleted after receiving the running numbers; EMS sends the data of increment and modification and sends the running numbers of increment and NE will increase data and modify data according to the receipt information. The invention is particularly applicable to north bound interface and south bound interface in 3GPP network management system and realizes synchronization by the incremental data needed in synchronous data creation. The invention can generate incremental data by running numbers quickly, adopt incremental data synchronization, synchronize the variational deployment data only (including addition, deletion and modification), and reduce synchronized data amount and inflow rate load of interface in long term maintenance management.

The invention discloses a satellite network architecture based on SDN and ICN technologies, comprising: an application layer, a control layer and a forwarding layer, wherein the application layer implements services such as content caching, name resolution, message routing and security; the northbound interface between the application layer and the control layer implements the deployment of the services; the control layer is hierarchically distributed, the internal controllers communicate through an east-west interface, and each controller provides an open interface to implement the programmable function of the application layer to the controller; the forwarding layer includes a low-track OpenFlow-based satellite node and a ground OpenFlow switch, and the layer implements message forwarding according to the flow table delivered by the control. The architecture improves the speed of network data transmission by utilizing the characteristics of ICN buffering while simplifying satellite network management through simplifying the characteristics of SDN transfer control. And through this combination, the deployment of ICN is capable of minimizing the modification of network protocols and maximizing the compatibility with existing network infrastructure.

The invention discloses an MDC (Module Data Center) based isomerism-supporting data pooling layer, a system and a realizing method thereof. The MDC based isomerism-supporting data pooling layer realizing method comprises the steps of firstly receiving an isomerism monitoring data information through a southbound interface; parsing an protocol adopted by monitored data transmission and a number arrangement mode adopted by an ID through a protocol parsing layer and an equipment ID rule, and sending monitoring information, including signal information, alarm information, control information and configuration information, to a complex event processing module; and packaging all the monitoring information uniformly by the complex event processing module, and sending the packaged monitoring information to an MDC management platform through a northbound interface. Compared with the prior art, the MDC based isomerism-supporting data pooling layer, the system and the realizing method provide a standard data model to enable the signal point locations, alarm formats and names reported by different manufacturers to be executed according to a same standard, build a standard data transmission mode, set up a standard protocol for system docking, add resource docking between users and the manufacturers, can monitor an isomeric object, and are strong in practicability.

The invention discloses a method and a system for achieving VPC peer-to-peer connection in a public cloud platform based on openstack, and belongs to the field of cloud computing and computer networks. The method aims to solve the technical problem of how to realize peer-to-peer connection of specified subnets in different VPCs, and adopts the technical scheme that the method comprises the following steps: S1, establishing two VPCs needing to be connected; S2, establishing a VPC connector to realize the interconnection of the two VPCs: the VPC connector comprising two network and a connector,the connector being a vrouter, and realizing the routing forwarding; wherein the two networks are respectively marked as a network C and a network D, both the network C and the network D are large two-layer networks, and two-layer forwarding of data packets under the same network is realized; S3, establishing a subnet of the network C; S4, establishing a subnet of the network D; S5, adding a static route; and S6, interconnecting and intercommunicating the two VPC subnets. The system comprises a northbound interface module, a VPC controller management module, a routing table management module,a VPC interconnection database and an openstack cloud computing management platform.

The invention discloses a platform and a method for testing a northbound interface. The platform for testing the northbound interface comprises a test console, an element management system (EMS), an element equipment matrix, an access terminal matrix, an uplink exchanger and a network test instrument. The test console further comprises a system initialization module, a test instrument control module, an exchanger control module, a network management system (NMS) simulation module and a log module, and is implemented by programming by using a Python language. The method for testing the northbound interface comprises the following steps of initializing, configuring the modules and parameters, initiating a service, testing an interface, processing a log and the like. By the platform and the method, test automation of the northbound interface is realized, and the test smoothness and the test efficiency are improved; multi-session control and multi-connection are supported, and services can be performed repeatedly. By the method, a user can sufficiently develop the test efficacy on a test design without being limited to the environment; and the test platform is easy and convenient to maintain and the test framework is powerful so as to conveniently develop a test drive.

The invention discloses a software defined networking (SDN) network topology flow visual monitoring method comprising the steps of 1, sending a network topology request via a front end, calling a northbound interface, receiving the request of the front end and forwarding the request to an SDN controller; 2, processing the request, responding to link connection information of a switch, a router and a host via a southbound interface, de-weighting and combining connection relations of ports of devices, and generating logic relations between the devices by using the SDN controller; 3, dynamically rendering a TOPO association relation graph according to the logic relations between the devices; and 4, acquiring network flow, collected by S-flow data collection technology, of a device or overall devices according to the TOPO association relation graph, and returning the network flow to the front end, thus being convenient to achieve overall distribution of network resources. The invention also discloses an SDN network topology controller control terminal which can count, analyze and display the overall network flow and the abnormal network flow.