CN112187489A - Network management system and method based on software defined network - Google Patents
Network management system and method based on software defined network Download PDFInfo
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- CN112187489A CN112187489A CN201910584851.8A CN201910584851A CN112187489A CN 112187489 A CN112187489 A CN 112187489A CN 201910584851 A CN201910584851 A CN 201910584851A CN 112187489 A CN112187489 A CN 112187489A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
- H04L41/5041—Network service management, e.g. ensuring proper service fulfilment according to agreements characterised by the time relationship between creation and deployment of a service
- H04L41/5051—Service on demand, e.g. definition and deployment of services in real time
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/04—Network management architectures or arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0893—Assignment of logical groups to network elements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/51—Discovery or management thereof, e.g. service location protocol [SLP] or web services
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Abstract
The embodiment of the invention relates to the technical field of networks, and discloses a network management system and a method based on a software defined network. Wherein the system comprises: the application layer is used for receiving a business order; the management and control layer is connected with the application layer and used for generating a service control instruction according to the service order; a base architecture layer comprising: the network unit, the cloud network relay and the cloud resource pool are respectively connected with the control layer, the network unit is used for being connected with user equipment, the network unit, the cloud network relay and the cloud resource pool are sequentially connected, and the network unit, the cloud network relay and the cloud resource pool are used for completing the opening of a cloud special line of the user equipment according to the service control instruction. Through the mode, the cloud special line of the user equipment can be conveniently opened.
Description
Technical Field
The embodiment of the invention relates to the technical field of networks, in particular to a network management system and a method based on a software defined network.
Background
Software Defined Networking (SDN) is a new Network architecture, which is mainly characterized by control and forwarding separation, Network open license programming, and Software and hardware separation. The SDN adopts a centralized management and centralized control mode, the centralized controller of the SDN is a real-time feedback system, the control system can collect the real-time state of the network, and the system is adjusted in real time according to the state to enable the system to be in a working state. In addition, system real-time state data (including real-time topology data, real-time routing data, real-time statistical information and the like) is arranged in the SDN, so that the calculation and adjustment of user services/paths are completed according to user requirements and strategies and by combining with the network real-time state data.
The SDN enables traditional communication network equipment to be released from exclusive hardware binding, develops towards the direction of adding customized software based on a general hardware platform, and realizes network function virtualization, network management simplification and network deployment automation through an open programming interface, so that equipment cost, labor cost and time are greatly saved compared with traditional network function realization and engineering implementation.
However, in the prior art, the network management system based on the SDN has the following disadvantages:
1) the connection from each type of network to the cloud resource pool is complex, and the construction cost is high;
2) the cloud special line is basically opened manually in a segmented manner, the opening time is long, and the service flow is complex;
3) and quick virtual private cloud intercommunication of tenants cannot be realized among all cloud resources.
Disclosure of Invention
In view of the above problems, embodiments of the present invention provide a network management system and method based on a software defined network, which overcome or at least partially solve the above problems.
According to an aspect of an embodiment of the present invention, there is provided a network management system based on a software defined network, the system including: the application layer is used for receiving a business order; the management and control layer is connected with the application layer and used for generating a service control instruction according to the service order; a base architecture layer comprising: the network unit, the cloud network relay and the cloud resource pool are respectively connected with the control layer, the network unit is used for being connected with user equipment, the network unit, the cloud network relay and the cloud resource pool are sequentially connected, and the network unit, the cloud network relay and the cloud resource pool are used for completing the opening of a cloud special line of the user equipment according to the service control instruction.
In an optional manner, the cloud network relay includes a network end router and a cloud end router, one end of the network end router is connected to the network unit, the other end of the network end router is connected to one end of the cloud end router, and the other end of the cloud end router is connected to the cloud resource pool.
In an optional manner, the number of the network elements is several, and each of the network elements is connected to the network-side router.
In an optional manner, the number of the cloud routers is several, and each cloud router is connected to the network end router.
In an optional manner, the number of the cloud resource pools is several, the number of the cloud routers is equal to the number of the cloud resource pools, and each cloud resource pool is correspondingly connected to each cloud router.
In an alternative mode, the network unit is intercommunicated with the network end router through a VLAN; and the cloud router is communicated with the cloud resource pool through the VLAN.
In an optional manner, the cloud resource pool is provided with a cloud gateway, and the cloud gateway is connected with the cloud router.
In an optional manner, an MPLS · L3VPN manner is adopted for networking between the network end router and the cloud end router.
In an optional manner, the management and control layer includes a cloud management server, and the cloud management server is respectively connected to the application layer and the cloud resource pool.
According to another aspect of the embodiments of the present invention, there is provided a network management method based on a software-defined network, which is applied to the network management system based on a software-defined network as described above, and the method includes: the application layer receives a service order; the management and control layer generates a service control instruction according to the service order; the network unit, the cloud network relay and the cloud resource pool complete the opening of the cloud special line of the user equipment according to the service control instruction; the network unit, the cloud network relay and the cloud resource pool are respectively connected with the management and control layer, the network unit is used for being connected with the user equipment, and the network unit, the cloud network relay and the cloud resource pool are sequentially connected.
According to another aspect of the embodiments of the present invention, there is provided a server, including: the system comprises a processor, a memory, a communication interface and a communication bus, wherein the processor, the memory and the communication interface complete mutual communication through the communication bus;
the memory is used for storing at least one executable instruction which causes the processor to execute the operation of the network management method based on the software defined network.
According to another aspect of the embodiments of the present invention, there is provided a computer storage medium having at least one executable instruction stored therein, the executable instruction causing a processor to execute the network management method based on the software defined network as described above.
According to the embodiment of the invention, the service order is received through the application layer, the management and control layer generates the service control instruction according to the service order, the basic architecture layer completes the opening of the cloud special line of the user equipment according to the service control instruction, the opening of the cloud special line of the user equipment can be conveniently realized, and the cloud network relay is arranged on the basic architecture layer to connect the network unit and the cloud resource pool through the cloud network relay, so that the connection from the network to the cloud resource pool is simplified.
The foregoing description is only an overview of the technical solutions of the embodiments of the present invention, and the embodiments of the present invention can be implemented according to the content of the description in order to make the technical means of the embodiments of the present invention more clearly understood, and the detailed description of the present invention is provided below in order to make the foregoing and other objects, features, and advantages of the embodiments of the present invention more clearly understandable.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram illustrating a network management system based on a software-defined network according to an embodiment of the present invention;
FIG. 2 is a schematic interface diagram of a network management system based on a software defined network according to an embodiment of the present invention;
fig. 3 is a routing diagram of a network management system based on a software-defined network according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram illustrating a network management system based on a software-defined network according to another embodiment of the present invention;
FIG. 5 is a process flow diagram of a network management method based on a software defined network according to an embodiment of the present invention;
fig. 6 shows a schematic structural diagram of a server provided in an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Fig. 1 shows a schematic structural diagram of a network management system based on a software defined network according to an embodiment of the present invention. The network management system 100 based on the software defined network is an operating environment of the network management method based on the software defined network according to the embodiment of the present invention. As shown in fig. 1, the network management system 100 includes: an application layer 110, a management layer 120, and an infrastructure layer 130.
The application layer 110 is connected to the management layer 120, the management layer 120 is connected to the infrastructure layer 130, and the infrastructure layer is connected to the user equipment 200. Among them, the base framework layer 130 includes: network unit 131, cloud network relay 132, and cloud resource pool 133, where network unit 131, cloud network relay 132, and cloud resource pool 133 are respectively connected to management and control layer 120, network unit 131 is used to connect user equipment 200, and network unit 131, cloud network relay 132, and cloud resource pool 133 are connected in sequence. The application layer 110 is configured to receive a service order, the control layer 120 is configured to generate a service control instruction according to the service order, and the network unit 131, the cloud network relay 132, and the cloud resource pool 133 are configured to complete activation of a cloud dedicated line of the user equipment according to the service control instruction. Through the method, the cloud special line of the user equipment can be conveniently opened.
The application layer 110 may be disposed on a server for receiving user requirements through a software application interface, thereby receiving a business order. For example, the user remotely operates the application layer 110 through the client to select a service that needs to be customized, and forms and outputs a service order corresponding to the service. The service order may include provisioning information of the cloud dedicated line, and the like, for example, provisioning the cloud dedicated line between the user equipment a and the cloud resource pool a.
The management and control layer 120 may be disposed on a server, and the server where the management and control layer 120 is located is not the same server as the server where the application layer 110 is located. The management layer 120 is communicatively connected to the service layer 110, and may employ a northbound restul interface. The management and control layer 120 is configured to receive a service order sent by the application layer 110, generate a service control instruction according to the service order, and send the service control instruction to the infrastructure layer 130. Wherein, according to the service order, a service control instruction is generated, and the specific implementation manner may be: analyzing the service order to obtain an analysis result, acquiring corresponding service parameter information according to the analysis result, and generating a service control instruction containing the service parameter information according to the service parameter information.
Wherein, the management and control layer 120 includes: network management server 121, cloud network relay server 122, and cloud management server 123. The network management server 121 may be a Packet Transport Network (PTN) network manager, the network management server 121 is connected to the application layer 110 and the network unit 131, and the network management server 121 is configured to generate a service control instruction of the network unit 131 according to a service order. Cloud network relay server 122 is connected to application layer 110 and cloud network relay 132, respectively, and cloud network relay server 122 is configured to generate a service control instruction of cloud network relay 132 according to the service order. The cloud management server 123 may be a third generation cloud management server, the cloud management server 123 is connected to the application layer 110 and the cloud resource pool 133, and the cloud management server 123 is configured to generate a service control instruction of the cloud resource pool 133 according to the service order. The network management server 121, the cloud network relay server 122, and the cloud management server 123 issue control instructions through the northbound interface.
Among other things, regulation layer 120 may further include orchestration center 124. The orchestration center 124 is connected to the application layer 110, the network management server 121, the cloud network relay server 122, and the cloud management server 123, respectively. Orchestration center 124 may be located on a server and a northbound restul interface may be employed between orchestration center 124 and application layer 110. The arrangement center 124 is configured to receive the service orders sent by the application layer 110, arrange the service orders according to the service orders, and respectively send the service orders to corresponding servers in the infrastructure layer 130 to generate corresponding service control instructions.
The infrastructure layer 130 is communicatively connected to the management and control layer 120, and southbound NETCONF standard interfaces supporting Cisco, Juniper, ALU, IETF YANG and other protocols may be adopted between the network management server 121 and the network unit 131, between the cloud network relay server 122 and the cloud network relay 132, and between the cloud management server 123 and the cloud resource pool 133.
Specifically, the infrastructure layer 130 includes a network unit 131, a cloud network relay 132, and a cloud resource pool 133, which are connected in sequence, and existing conventional standard protocols are supported between the network unit 131 and the cloud network relay 132, and between the cloud network relay 132 and the cloud resource pool 133. The network unit 131 is configured to connect the user equipment 200, so that when the cloud dedicated line is opened, the user equipment 200 is connected to the cloud resource pool 133. In this embodiment, when the network unit 131, the cloud network relay 132, and the cloud resource pool 133 respectively receive a service control instruction containing service parameter information, which is sent by the network management server 121, the cloud network relay server 122, and the cloud management server 123, the network unit 131, the cloud network relay 132, and the cloud resource pool 133 respectively configure according to the service parameter information in the service control instruction, and establish a communication channel, so that the user equipment 200 is communicated with the cloud resource pool 133, thereby completing the opening of a dedicated cloud line of the user equipment 200.
The network unit 131 may include: an access network 1311 and a metropolitan network 1312. One end of the access network 1311 is connected to the user equipment 200, the other end of the access network 1311 is connected to one end of the metropolitan area network 1312, and the other end of the metropolitan area network 1312 is connected to the cloud relay 132. The network management server 121 is connected to an access network 1311 and a metropolitan area network 1312, respectively.
The access Network 1311 includes a multi-port Optical Network Unit (ONU) and an Optical Line Terminal (OLT). The ONU is communicatively coupled to a Customer Edge (CE) device of Customer device 200, the ONU is communicatively coupled to the OLT, and the OLT is communicatively coupled to metropolitan area network 1312. The CE may be a router or a switch, among others.
The metropolitan area network 1312 may be an intra-provincial network, including a metropolitan area network and a provincial area network, among others. The metropolitan area network 1312 includes a Service Router (SR) and a Provider Edge Router (PE). The SR is communicatively coupled to the PE and the SR is used to connect to the OLT in the access network 1311 and the PE is used to connect to the cloud network relay 132.
Cloud network relay 132 may include: a mesh-end router 1321 and a cloud router 1322. One end of the network end router 1321 is connected to the PE in the network unit 1311, the other end of the network end router 1321 is connected to one end of the cloud end router 1322, and the other end of the cloud end router 1322 is connected to the cloud resource pool 133.
The network end router 1321 and the cloud end router 1322 adopt MPLS · L3VPN manner networking.
The network unit 131 is in communication with the network end router 1321 through the virtual local area network, and the cloud end router 1322 is in communication with the cloud resource pool 133 through the virtual local area network. A Virtual Local Area Network (VLAN) is a group of logical devices and users, which are not limited by physical locations and can be organized according to functions, departments, applications, and other factors, thereby realizing communication between them.
The cloud resource pool 133 may be provided on a server, and controlled and managed by the cloud management server 123. The cloud resource pool 133 may be provided with a cloud Gateway (GW) 1331, a branch layer device, and a Virtual Machine (VM). The cloud gateway 1331 is in communication connection with the cloud router 1322, and the cloud gateway 1331 is used for accessing a network; the branch layer device is in communication connection with the cloud gateway 1331, and is used for aggregating data in the cloud gateway 1331 and providing the data to the virtual machine; the virtual machine is in communication connection with the branch layer equipment and is used for receiving data transmitted by the branch layer equipment.
In some embodiments, the operator edge routers may include a primary operator edge router and a backup operator edge router, and accordingly, the router 1321 may include a primary network end router and a backup network end router (e.g., network PE-01 and network PE-02 in fig. 1), the cloud router 1322 may include a primary cloud router and a backup cloud router (e.g., cloud PE-03 and cloud PE-04 in fig. 1), and the cloud gateway 1331 may include a primary cloud gateway and a backup cloud gateway (e.g., GW-01 and GW-02 in fig. 1). Each main equipment interconnects, each is equipped with equipment interconnect to, main network end router interconnects with being equipped with net end router, main high in the clouds router interconnects with being equipped with high in the clouds router. When the main equipment line is damaged or cannot be used for other reasons, the standby equipment line is enabled.
In this embodiment, the forwarding plane uses a well-established interface specification, conforming to the standards of IEEE, IETF, ITU-T, MEF. As shown in fig. 2, the access network 1311 is a PON network and is encapsulated in a Q-in-Q encapsulation manner; in the metropolitan area network 1312, Q-in-Q encapsulation is adopted between the SR and the OLT, MPLS L3VPN mode networking is adopted between the SR and the PE, the PE and the network end router 1321 are butted in a Q-in-Q mode, and VPN intercommunication is carried out in an Option A mode; in the cloud network relay 132, the network end router 1321 is connected with the PE of the metropolitan area network 1312 in a Q-in-Q manner, an MPLS L3VPN manner is adopted between the network end router 1321 and the cloud end router 1322 for networking, and the cloud end router 1322 and the cloud gateway 1331 are connected through a VLAN sub-interface; in cloud resource pool 133, cloud gateways 1331 are interfaced with each other through a VLAN subinterface, where a VLAN extends to a vruter and accesses a VPC.
In the present embodiment, the control plane adopts a mature routing specification, and the routing setup shown in fig. 3 may be specifically referred to in compliance with IETF, MEF standards.
In the embodiment of the present invention, the network management system 100 based on the software-defined network architecture receives a service order through the application layer 110, the management and control layer 120 generates a service control instruction according to the service order, the infrastructure layer 130 completes the provisioning of the cloud-dedicated line of the user equipment 200 according to the service control instruction, the provisioning of the cloud-dedicated line of the user equipment can be conveniently realized, and the cloud network relay 132 is arranged on the infrastructure layer 130 to connect the network unit 131 and the cloud resource pool through the cloud network relay 132, so that the connection from the network to the cloud resource pool is simplified.
In some other embodiments, the user may make the cloud network connection in a variety of ways. As shown in fig. 4, the number of the network units 131 is several, and each network unit 131 is connected to the network end router 1321. Specifically, the access network 1311 and the metropolitan area network 1312 may be connected by an overlay network, or the access network 1311 and the metropolitan area network 1312 may be connected by a PTN network. The metro network 1312 of each network unit 131 is connected to a network end router 1321.
In some other embodiments, the user may connect by making a multi-cloud and cloud network connection. The number of the cloud routers 1322 is several, and each cloud router 1322 is connected to the network end router 1321 respectively. The number of the cloud resource pools 133 is also several, the number of the cloud routers 1322 is equal to that of the cloud resource pools 133, and each cloud resource pool 133 is correspondingly connected with each cloud router 1322. As shown in fig. 2, there are two sets of cloud routers 1322, and the two sets of cloud routers 1322 are respectively connected to the network end router 1321; the number of the cloud resource pools 133 is also two, and the two cloud resource pools 133 are respectively connected to the two cloud routers 1322.
In this embodiment, the network-side router 1321 terminates a plurality of dedicated line types, so that the connection complexity on the network side can be reduced. For example, the number of the cloud resource pools 133 is 2, the type of the access network unit 131 is 3, and in the case of the netless end router 1321, the connection line from the metro network 1312 to the cloud router 1322 is 3 × 2 — 12, that is, the connection line from the metro network 1312 to the cloud resource pools 133 is 12; in the case where the network-side router 1321 is provided, the connection line from the metro network 1312 to the cloud router 1322 is 3 × 2+4 — 10, that is, the connection line from the metro network 1312 to the cloud resource pool 133 is 10. Therefore, by providing the network-side router 1321, the connection lines from the metro network 1312 to the cloud resource pool 133 are reduced, thereby reducing the connection complexity on the network side.
In this embodiment, the Cloud router 1322 serves as a dedicated access and interconnection exit of the Cloud resource pools, the same Virtual Private Cloud (VPC) on the Cloud gateway 1331 of each Cloud resource pool 133 maintains the same Virtual Routing Forwarding (VRF), and the same maintenance mutual access policy is used by the Cloud router 13222, so that interconnection and VPC intercommunication between the Cloud resource pools are realized.
In the embodiment of the present invention, the network management system 100 based on the software-defined network architecture receives a service order through the application layer 110, the management and control layer 120 generates a service control instruction according to the service order, the infrastructure layer 130 completes the provisioning of the cloud-dedicated line of the user equipment 200 according to the service control instruction, the provisioning of the cloud-dedicated line of the user equipment can be conveniently realized, and the cloud network relay 132 is arranged on the infrastructure layer 130 to connect the network unit 131 and the cloud resource pool through the cloud network relay 132, so that the connection from the network to the cloud resource pool is simplified, and the connection complexity at the network side is reduced.
Fig. 5 is a process flow diagram of a network management method based on a software-defined network according to an embodiment of the present invention. The network management method based on the software defined network is applied to the network management system 100 based on the software defined network in the above embodiment. As shown in fig. 5, the method includes:
the network unit, the cloud network relay and the cloud resource pool are respectively connected with the management and control layer, the network unit is used for being connected with the user equipment, and the network unit, the cloud network relay and the cloud resource pool are sequentially connected.
Wherein, according to the service order, a service control instruction is generated, and the specific implementation manner may be: analyzing the service order to obtain an analysis result, acquiring corresponding service parameter information according to the analysis result, and generating a service control instruction containing the service parameter information according to the service parameter information.
The network unit, the cloud network relay and the cloud resource pool complete the opening of the cloud special line of the user equipment according to the service control instruction, and the method comprises the following steps: when the network unit, the cloud network relay and the cloud resource pool respectively receive a service control instruction which is sent by the network management server, the cloud network relay server and the cloud management server and contains service parameter information, the network unit, the cloud network relay and the cloud resource pool are respectively configured according to the service parameter information in the service control instruction, a communication channel is established, the user equipment is communicated with the cloud resource pool, and the opening of a special cloud line of the user equipment is completed.
It should be noted that the network management method based on the software-defined network according to the embodiments of the present invention is a method that can be executed in the network management system based on the software-defined network, and all embodiments of the network management system based on the software-defined network are applicable to the method, and can achieve the same or similar beneficial effects.
According to the embodiment of the invention, the service order is received through the application layer, the management and control layer generates the service control instruction according to the service order, the basic architecture layer completes the opening of the cloud special line of the user equipment according to the service control instruction, the opening of the cloud special line of the user equipment can be conveniently realized, and the cloud network relay is arranged on the basic architecture layer to connect the network unit and the cloud resource pool through the cloud network relay, so that the connection from the network to the cloud resource pool is simplified.
An embodiment of the present invention provides a computer storage medium, where at least one executable instruction is stored in the storage medium, and the executable instruction causes a processor to execute the network management method based on the software defined network in any of the above method embodiments.
According to the embodiment of the invention, the service order is received through the application layer, the management and control layer generates the service control instruction according to the service order, the basic architecture layer completes the opening of the cloud special line of the user equipment according to the service control instruction, the opening of the cloud special line of the user equipment can be conveniently realized, and the cloud network relay is arranged on the basic architecture layer to connect the network list and the cloud resource pool through the cloud network relay, so that the connection from the network to the cloud resource pool is simplified.
An embodiment of the present invention provides a computer program product, which includes a computer program stored on a computer storage medium, where the computer program includes program instructions, and when the program instructions are executed by a computer, the computer is caused to execute the network management method based on the software-defined network in any of the above-mentioned method embodiments.
According to the embodiment of the invention, the service order is received through the application layer, the management and control layer generates the service control instruction according to the service order, the basic architecture layer completes the opening of the cloud special line of the user equipment according to the service control instruction, the opening of the cloud special line of the user equipment can be conveniently realized, and the cloud network relay is arranged on the basic architecture layer to connect the network unit and the cloud resource pool through the cloud network relay, so that the connection from the network to the cloud resource pool is simplified.
Fig. 6 is a schematic structural diagram of a server according to an embodiment of the present invention, and the specific embodiment of the present invention does not limit the specific implementation of the server.
As shown in fig. 6, the server may include: a processor (processor)602, a communication Interface 604, a memory 606, and a communication bus 608.
Wherein: the processor 602, communication interface 604, and memory 606 communicate with one another via a communication bus 608. A communication interface 604 for communicating with network elements of other devices, such as clients or other servers. The processor 602 is configured to execute the program 610, and may specifically execute the network management method based on the software-defined network architecture in any of the method embodiments described above.
In particular, program 610 may include program code comprising computer operating instructions.
The processor 602 may be a central processing unit CPU or an application Specific Integrated circuit asic or one or more Integrated circuits configured to implement embodiments of the present invention. The computing device includes one or more processors, which may be the same type of processor, such as one or more CPUs; or may be different types of processors such as one or more CPUs and one or more ASICs.
And a memory 606 for storing a program 610. Memory 606 may comprise high-speed RAM memory, and may also include non-volatile memory (non-volatile memory), such as at least one disk memory.
According to the embodiment of the invention, the service order is received through the application layer, the management and control layer generates the service control instruction according to the service order, the basic architecture layer completes the opening of the cloud special line of the user equipment according to the service control instruction, the opening of the cloud special line of the user equipment can be conveniently realized, and the cloud network relay is arranged on the basic architecture layer to connect the network unit and the cloud resource pool through the cloud network relay, so that the connection from the network to the cloud resource pool is simplified.
The algorithms or displays presented herein are not inherently related to any particular computer, virtual system, or other apparatus. Various general purpose systems may also be used with the teachings herein. The required structure for constructing such a system will be apparent from the description above. In addition, embodiments of the present invention are not directed to any particular programming language. It is appreciated that a variety of programming languages may be used to implement the teachings of the present invention as described herein, and any descriptions of specific languages are provided above to disclose the best mode of the invention.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the embodiments of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the invention and aiding in the understanding of one or more of the various inventive aspects. However, the disclosed method should not be interpreted as reflecting an intention that: that the invention as claimed requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this invention.
Those skilled in the art will appreciate that the modules in the device in an embodiment may be adaptively changed and disposed in one or more devices different from the embodiment. The modules or units or components of the embodiments may be combined into one module or unit or component, and furthermore they may be divided into a plurality of sub-modules or sub-units or sub-components. All of the features disclosed in this specification (including any accompanying claims, abstract and drawings), and all of the processes or elements of any method or apparatus so disclosed, may be combined in any combination, except combinations where at least some of such features and/or processes or elements are mutually exclusive. Each feature disclosed in this specification (including any accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise.
Furthermore, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the following claims, any of the claimed embodiments may be used in any combination.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The invention may be implemented by means of hardware comprising several distinct elements, and by means of a suitably programmed computer. In the unit claims enumerating several means, several of these means may be embodied by one and the same item of hardware. The usage of the words first, second and third, etcetera do not indicate any ordering. These words may be interpreted as names. The steps in the above embodiments should not be construed as limiting the order of execution unless specified otherwise.
Claims (10)
1. A network management system based on a software defined network, the system comprising:
the application layer is used for receiving a business order;
the management and control layer is connected with the application layer and used for generating a service control instruction according to the service order;
a base architecture layer comprising: the network unit, the cloud network relay and the cloud resource pool are respectively connected with the control layer, the network unit is used for being connected with user equipment, the network unit, the cloud network relay and the cloud resource pool are sequentially connected, and the network unit, the cloud network relay and the cloud resource pool are used for completing the opening of a cloud special line of the user equipment according to the service control instruction.
2. The system of claim 1, wherein the cloud network relay comprises a network end router and a cloud end router, one end of the network end router is connected to the network unit, the other end of the network end router is connected to one end of the cloud end router, and the other end of the cloud end router is connected to the cloud resource pool.
3. The system according to claim 2, wherein the number of the network elements is several, and each of the network elements is connected to the network end router.
4. The system of claim 3, wherein the number of the cloud routers is several, and each cloud router is connected to the network end router.
5. The system of claim 4, wherein the number of the cloud resource pools is equal to the number of the cloud routers, and each cloud resource pool is correspondingly connected to each cloud router.
6. The system of claim 5,
the network unit is communicated with the network end router through a VLAN;
and the cloud router is communicated with the cloud resource pool through the VLAN.
7. The system of claim 6, wherein the cloud resource pool is provided with a cloud gateway, and the cloud gateway is connected with the cloud router.
8. The system of claim 2, wherein the network end router and the cloud end router are networked by MPLS-L3 VPN.
9. The system according to any one of claims 1 to 8, wherein the management and control layer comprises a cloud management server, and the cloud management server is respectively connected with the application layer and the cloud resource pool.
10. A network management method based on software-defined networking, which is applied to the network management system based on software-defined networking of any one of claims 1 to 9, the method comprising:
the application layer receives a service order;
the management and control layer generates a service control instruction according to the service order;
the network unit, the cloud network relay and the cloud resource pool complete the opening of the cloud special line of the user equipment according to the service control instruction;
the network unit, the cloud network relay and the cloud resource pool are respectively connected with the management and control layer, the network unit is used for being connected with the user equipment, and the network unit, the cloud network relay and the cloud resource pool are sequentially connected.
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