CN105681371A - Synchronization method and device for network device virtual machines - Google Patents
Synchronization method and device for network device virtual machines Download PDFInfo
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Abstract
The invention provides a synchronization method and a synchronization device for network device virtual machines. The synchronization method for the network device virtual machines comprises the steps of determining a reference device used as a benchmark in network devices, and a device to be synchronized needing virtual machine synchronization; acquiring the virtual machine data of the reference device; and synchronizing the virtual machine of the device to be synchronized according to the acquired virtual machine data of the reference device. The problem that in the prior art, the virtual machines of the network devices in the network are not synchronized caused by network transmission failures and the like is solved; and therefore, the network devices can accurately find the corresponding virtual machines to execute the tasks during the virtual machine resource distribution process, thus the guarantee is provided for the orderly operation of the network.
Description
Technical field
The present invention relates to communication equipment network virtualization field, particularly relate to synchronous method and the device of a kind of network equipment virtual machine.
Background technology
In communication equipment network virtualization, cover CMS (CloudManagedServices, cloud platform management system), VNFO (NFVNetworkFunctionsVirtualisationOrchestrator, network virtualization of function layout function), VNFM (VirtualisedNetworkFunctionManager, virtualization network function manages) and the network equipment such as VNF (VirtualisedNetworkFunction, virtualization network function). Wherein, VNF is the general designation of traditional communication equipment, such as MGCF (MediaGatewayControlFunction, media gateway controlling function).
Traditional communication equipment is generally made up of multiple module, and after network virtualization of function, VNF is generally made up of multiple VM (VirtualMachine, virtual machine). Virtualization deployment request dynmaic establishing virtual machine or dynamically delete virtual machine. The motivating force of network virtual is that operator wishes the gordian technique of cloud computing is applied to core net equipment, such as MGCF, it is achieved low cost, novel core net flexible, efficient. Adopt virtualization mode, it is possible to the unity of implementation platform, realize network element and concentrate to dispose and safeguard, play virtualization advantage and realize business and dispose automatization. Adopting virtualization mode, different network elements can share hardware resource simultaneously, the abundant decoupling zero of hardware and software function, hardware resource reusable edible. Exploitation threshold much slower, is conducive to the exploitation of New function and new business. As shown in Figure 1, for the structural representation of the system after virtualization, refer to Fig. 1, system after this virtualization comprises CMS, VNFO, VNFM, VNF, OSS (OperationSupportSystem, operation support system), EMS (networkelementmanagementsystem, network element management system) and MME (MobilityManagementEntity, the mobile management entity) network equipment. Virtualization deployment request dynamically creates or deletes virtual machine, and when virtualization system load exceedes certain limit, the controller perturbation center on VNF increases new virtual machine;When load is lower than certain limit, some virtual machines are deleted at controller perturbation center. As shown in Figure 2, it is the schematic diagram of the elastic portion arranging method to virtual machine of the system after virtualization, refers to Fig. 2, the elastic portion arranging method of virtual machine is specifically comprised:
OMM (OperationMaintenanceModule, operating maintenance module) configures elasticity law, and the controller perturbation center being synchronized on VNF; The virtual machine forming virtual equipment reports resources of virtual machine to take situation to controller perturbation center; Controller perturbation center judges business network element load situation according to elasticity law; Controller perturbation central decision needs to carry out elasticity capacity reducing process, ongoing business is moved; Elastic telescopic request is initiated to VNFM in controller perturbation center; VNFM initiates resource to VNFO and changes request; VNFO initiates resource to CMS and changes request; VNFM initiates virtual machine operations to CMS; Virtual machine is started by CMS, and stopping operates; VNFM is to the flexible response of controller perturbation center response; Controller perturbation center upgrades local virtual machine information.
With reference to schema above, in elastic telescopic process, the information about VM has preservation in VNFO, VNFM and VNF. But they belong to different systems, owing to network transmits factors such as may breaking down, the situation making the transmission of messages between them can there is information drop-out occurs, so may there is nonsynchronous situation in the virtual machine information between them, thus cause the controller perturbation center in VNF when carrying out the configuration of virtual machine, corresponding virtual machine may do not had to operate, and the confusion between network communication occurs.
Summary of the invention
The present invention provides synchronous method and the device of a kind of network equipment virtual machine, solves in prior art and makes the virtual machine in the network equipment in network not have synchronous problem owing to network transmits failure and other reasons.
In order to solve the problem, the present invention by the following technical solutions:
A synchronous method for network equipment virtual machine, comprising:
Determine in the network equipment as the reference device of benchmark and need to carry out the synchronous equipment to be synchronized of virtual machine;
Obtain the virtual-machine data of described reference device;
The virtual machine of described equipment to be synchronized is carried out synchronous processing by the virtual-machine data according to the reference device obtained.
Further, the cloud platform that described reference device is used in network system for managing; Described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization or for one or more in the equipment of distribution network virtual resources.
Further, if described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization and the equipment for distribution network virtual resources; The virtual-machine data then obtaining described reference device specifically comprises: described equipment to be synchronized obtains the virtual-machine data of described reference device respectively; Or, described equipment to be synchronized is according to predetermined level, and the equipment to be synchronized that the highest grade obtains the virtual-machine data of described reference device, and the equipment to be synchronized that the lower grade between adjacent grade obtains the virtual-machine data of higher grade equipment to be synchronized.
Further, the virtual machine of described equipment to be synchronized is carried out synchronous processing and specifically comprises by the virtual-machine data according to the reference device obtained: compared by the virtual machine information of the virtual-machine data of accessed reference device and equipment to be synchronized, if, comparison result is inconsistent, then the corresponding virtual machine of described equipment to be synchronized carries out the process of data deletion or Data Update.
Further, result by the equipment to be synchronized after carrying out virtual machine synchronous processing notifies other equipment to be synchronized.
A synchronous device for network equipment virtual machine, comprising:
Equipment determination module, for determining in the network equipment as the reference device of benchmark and need to carry out the synchronous equipment to be synchronized of virtual machine;
Data obtaining module, for obtaining the virtual-machine data of the reference device that described equipment determination module is determined;
Virtual machine processing module, the virtual machine of described equipment to be synchronized is carried out synchronous processing by the virtual-machine data for the reference device obtained according to described data obtaining module.
Further, the cloud platform that described reference device is used in network system for managing; Described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization or for one or more in the equipment of distribution network virtual resources.
Further, if described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization and the equipment for distribution network virtual resources; Then described data obtaining module obtains the virtual-machine data of described reference device respectively specifically for described equipment to be synchronized; Or, described equipment to be synchronized is according to predetermined level, and the equipment to be synchronized that the highest grade obtains the virtual-machine data of described reference device, and the equipment to be synchronized that the lower grade between adjacent grade obtains the virtual-machine data of higher grade equipment to be synchronized.
Further, described virtual machine processing module specifically comprises: information comparer module, for being compared by the virtual machine information of the virtual-machine data of accessed reference device and equipment to be synchronized; Process submodule block, if the comparison result for described information comparer module is inconsistent, then carries out the process of data deletion or Data Update to the corresponding virtual machine of described equipment to be synchronized.
Further, also comprise: notification module, for the result of the equipment to be synchronized after carrying out virtual machine synchronous processing is notified other equipment to be synchronized.
The present invention provides synchronous method and the device of a kind of network equipment virtual machine, first by determining in the network equipment as the reference device of benchmark and need to carry out the synchronous equipment to be synchronized of virtual machine, obtain the virtual-machine data of described reference device again, and the virtual machine treating synchronous apparatus according to the virtual-machine data of the reference device obtained carries out synchronous processing. Like this, perform in the process of its task at each network equipment, even if owing to the information interactive process in each network equipment occurring network fault, by the further process of this scheme, make owing to network fault makes the virtual machine asynchrony phenomenon between the network equipment be resolved, mutual by further virtual-machine data so that the virtual machine in each equipment reaches synchronous situation. So that, the network equipment is in the process of resource distribution carrying out virtual machine, it is possible to accurately find the virtual machine of its correspondence to carry out the execution of task, for the orderly function of network provides guarantee.
Further, the last equipment to be synchronized of grade obtains the virtual-machine data of reference device, and synchronous himself virtual machine; It is that the equipment of adjacent grade carrys out himself virtual machine synchronous by the virtual-machine data that lower grade equipment obtains higher grade equipment between other each equipment to be synchronized. The mode of such synchronizing virtual machine is that the signalling methods between the network equipment according to existing core net carries out, the virtual machine that the signalling methods between the network equipment of core net carries out reaching fast between each equipment need not be changed synchronous, for the normal operation of network provides guarantee by the content of this scheme.
Accompanying drawing explanation
Fig. 1 is the system architecture schematic diagram in core net network;
Fig. 2 is the elastic telescopic schematic flow sheet of each equipment virtual machine in core net network;
The schema of the synchronous method of the network equipment virtual machine that Fig. 3 provides for one embodiment of the invention;
The structure iron of the synchronous device of the network equipment virtual machine that Fig. 4 provides for one embodiment of the invention.
Embodiment
By reference to the accompanying drawings the present invention is described in further detail below by embodiment.
As shown in Figure 3, it is the schema of the synchronous method of a kind of network equipment virtual machine of the present embodiment, refers to Fig. 3, after the method starts, comprising:
S301: determine in the network equipment as the reference device of benchmark and need to carry out the synchronous equipment to be synchronized of virtual machine. The cloud platform that described reference device is used in network system for managing; Namely described reference device is generally the equipment occupying dominant position in whole network, and can, according to actual needs by the artificial operation being created by virtual machine or deleting, be the equipment performed the overall management in network and scheduling; Described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization or for one or more in the equipment of distribution network virtual resources. As, in core telecommunication network, described reference device is the equipment with CMS; Then described equipment to be synchronized comprises: have in the equipment of VNFO, VNFM or VNF one or more; It should be noted that, four kinds of equipment of above-mentioned telecommunications core network equipment in the following description, will directly represent with its function having (CMS, VNFO, VNFM and VNF).
S302: the virtual-machine data obtaining described reference device. Specifically comprise: described equipment to be synchronized obtains the virtual-machine data of described reference device; Or, third party's equipment obtains described virtual-machine data; Preferably, if described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization and the equipment for distribution network virtual resources; The virtual-machine data then obtaining described reference device specifically comprises: described equipment to be synchronized obtains the virtual-machine data of described reference device respectively; Or, described equipment to be synchronized is according to predetermined level, and the equipment to be synchronized that the highest grade obtains the virtual-machine data of described reference device, and the equipment to be synchronized that the lower grade between adjacent grade obtains the virtual-machine data of higher grade equipment to be synchronized. In addition, it is possible to arrange the timed interval of the virtual-machine data obtaining described reference device, e.g., this step of execution one per hour is inferior; As, in telecommunications core network network network, described reference device is CMS; Described equipment to be synchronized is VNFO, VNFM and VNF. The grade of described equipment to be synchronized is followed successively by from height to ground: VNFO, VNFM and VNF; Then VNFO obtains the virtual-machine data of CMS; VNFM obtains the virtual-machine data of CMS by VNFO; VNF obtains the virtual-machine data of CMS by VNFM.
S303: the virtual machine of described equipment to be synchronized is carried out synchronous processing according to the virtual-machine data of the reference device obtained. Specifically comprise: the virtual machine information of the virtual-machine data of accessed reference device and equipment to be synchronized is compared, if comparison result is inconsistent, then the corresponding virtual machine of described equipment to be synchronized is carried out the process of data deletion or Data Update. If being the virtual-machine data that described equipment to be synchronized obtains described reference device in step s 302, then the treatment process that virtual machine is synchronous is by it: the virtual-machine data of the reference device got and the virtual-machine data of itself are compared, if comparison result is inconsistent, then the virtual machine of its correspondence is carried out the process of data deletion or Data Update.Such as, in core web network equipment, the virtual-machine data of himself is carried out delete processing according to the virtual-machine data of CMS by VNFO, in these two equipment, owing to CMS exists the situation creating virtual machine artificially, it is thought to the virtual machine created can not be suitable for the resource of this virtual machine in VNFO, therefore, in this process to virtual machine, the process upgrading virtual-machine data can not be comprised, after completing this process, between VNFM and the VNFO network equipment, the virtual machine of himself is deleted or update process by described VNFM according to the virtual-machine data of VNFO, after completing this process, between VNF and the VNFM network equipment, the virtual machine of himself is deleted or update process by described VNF according to the virtual-machine data of VNFM.
Or, if being the virtual-machine data that third party's equipment obtains described reference device in step s 302, then its treatment process treating the virtual machine of synchronous apparatus synchronous is: the virtual-machine data obtaining equipment to be synchronized again, the virtual-machine data of the virtual-machine data of the reference device got and equipment to be synchronized is compared, if comparison is inconsistent, then equipment to be synchronized will need the virtual machine carrying out deleting or upgrade carry out corresponding process.
Present method can also comprise: the result of the equipment to be synchronized after carrying out virtual machine synchronous processing is notified other equipment to be synchronized. As, in core web network equipment, VNFO complete its virtual machine by rear, its result is sent to VNFM.
The synchronous method of the virtual machine in core web network equipment is specifically described below, and in this core net, reference device is CMS, and equipment to be synchronized is VNFO, VNFM and VNF; The grade of equipment to be synchronized is followed successively by from high to low: VNFO, VNFM and VNF. Then its process completing virtual machine synchronous is specially in the network:
First it is that the virtual-machine data on VNFO and CMS carries out synchronously:
When VNFO oneself establishment, deletion virtual machine, after calling CMS interface successful operation, VNFO upgrades the VM information that oneself preserves. When people on CMS is delete virtual machine, owing to CMS may be the multiple virtual platform such as Vmware, XEN, KVM or OpenCos, and the application on these virtual platforms varies especially. Consequently, it is desirable to VNFO active timing (giving tacit consent to 1 hour, can arrange) sends the request of the distributed intelligence of inquiry virtual machine to CMS.
If finding that CMS does not have corresponding virtual machine, and VNFO has this virtual-machine data, then think that people is for deleting virtual machine on CMS, this virtual machine of VNFO Force Deletion. Optionally, the result of virtual machine will can be notified that result received by it of VNFM, VNFM needs to delete local VM data by VNFO in the lump.
Generally, for the virtual machine created artificial on CMS, this virtual machine in VNFO, VNFM and VNF can not perception, do not use this resources of virtual machine yet. As this virtual machine need to be deleted, manually delete on CMS.
If VNFO to CMS send virtual machine distributed intelligence inquiry request after, time-out or do not receive response, above-mentioned any process will not be done.
Then it is that the virtual-machine data on VNFM and VNFO carries out synchronously:
VNFM self creates, and deletes the source of virtual machine, therefore when the virtual-machine data of VNFO and VNFM is inconsistent, is then as the criterion with the data of VNFO. VNFM timing (giving tacit consent to 1 hour, can arrange) sends the request of the distributed intelligence of inquiry virtual machine to VNFO.
If finding that VNFO does not have corresponding virtual machine, and VNFM has this virtual-machine data, then this virtual machine of VNFM Force Deletion. Optionally, VNFM can notify that VNF, VNF need to delete local corresponding VM data in the lump.
If finding that VNFO has corresponding virtual machine, and VNFM not this virtual machine information, then VNFM is as the criterion with the virtual-machine data of VNFO, upgrades the virtual-machine data of oneself. Optionally, VNFM can notify that VNF, VNF need to upgrade local corresponding VM data in the lump.
VNFM to VNFO send virtual machine distributed intelligence inquiry request after, time-out or do not receive response, above-mentioned any process will not be done.
It is finally that the virtual-machine data on VNF and VNFM carries out synchronously:
Needing on VNF to collect the load gathering the composition each virtual machine of communication equipment, decision-making virtual machine stretches and carries out creating and deleting virtual machine. For the verification of virtual-machine data between VNF and VNFM, initiatively carry out inquiring about realizing to VNFM by VNF.
Two kinds of situations can be comprised: a kind of situation is after VNF occurs exceptional reset heavily to open on the opportunity that VNF inquires about virtual-machine data to VNFM; Another kind of situation is that VNF regularly inquires about to VNFM, gives tacit consent to 1 hour, time length can arrange.
If finding that VNFM does not have corresponding virtual machine, and VNF has this virtual-machine data, this virtual machine of VNF Force Deletion.
If finding that VNFM has corresponding virtual machine, and VNF not this virtual-machine data, then VNF is according to the data of VNFM, upgrades the virtual-machine data of oneself.
VNF to VNFM send virtual machine distributed intelligence inquiry request after, time-out or do not receive response, above-mentioned any process will not be done.
The virtual-machine data of equipment to be synchronized is mainly processed by the present embodiment according to the virtual-machine data of the reference device got, make the data of the virtual machine in network in each equipment reach consistent, facilitate the use of the resources of virtual machine of the network equipment and effective operation of network.
As shown in Figure 4, for the structure iron of synchronous device of the network equipment virtual machine that one embodiment of the invention provides, referring to Fig. 4, the synchronous device 40 of described network equipment virtual machine comprises: equipment determination module 401, data obtaining module 402 and virtual machine processing module 403; Described equipment determination module 401 is for determining in the network equipment as the reference device of benchmark and need to carry out the synchronous equipment to be synchronized of virtual machine; Data obtaining module 402 is for obtaining the virtual-machine data of the reference device that described equipment determination module 401 is determined; The virtual machine of described equipment to be synchronized is carried out synchronous processing for the virtual-machine data of the reference device obtained according to described data obtaining module 402 by virtual machine processing module 403. The cloud platform that described reference device is used in network system for managing; Namely described reference device is generally the equipment occupying dominant position in whole network, and can, according to actual needs by the artificial operation being created by virtual machine or deleting, be the equipment performed the overall management in network and scheduling; Described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization or for one or more in the equipment of distribution network virtual resources. The process of the virtual machine in synchronous apparatus is treated by the synchronous device 40 of described network equipment virtual machine, the virtual machine in each equipment in network is made to reach consistent, for the network equipment virtual machine is carried out resources allocation time, there will not be chaotic phenomenon, thus ensure that the normal operation of the network equipment.
In one embodiment, if described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization and the equipment for distribution network virtual resources;Then described data obtaining module 402 obtains the virtual-machine data of described reference device respectively specifically for described equipment to be synchronized; Or, described equipment to be synchronized is according to predetermined level, and the equipment to be synchronized that the highest grade obtains the virtual-machine data of described reference device, and the equipment to be synchronized that the lower grade between adjacent grade obtains the virtual-machine data of higher grade equipment to be synchronized. As, in telecommunications core network network network, described reference device is CMS; Described equipment to be synchronized is VNFO, VNFM and VNF. The grade of described equipment to be synchronized is followed successively by from height to ground: VNFO, VNFM and VNF; Then the data obtaining module 402 in VNFO obtains the virtual-machine data of CMS; Data obtaining module 402 in VNFM obtains the virtual-machine data of CMS by VNFO; Data obtaining module 402 in VNF obtains the virtual-machine data of CMS by VNFM.
In further embodiments, described virtual machine processing module 403 specifically comprises: information comparer module, for being compared by the virtual machine information of the virtual-machine data of accessed reference device and equipment to be synchronized, process submodule block, if the comparison result for described information comparer module is inconsistent, then carries out the process of data deletion or Data Update to the corresponding virtual machine of described equipment to be synchronized. such as, in core net network, the virtual-machine data of himself is carried out delete processing according to the virtual-machine data of CMS by VNFO, in these two equipment, owing to CMS exists the situation creating virtual machine artificially, it is thought to the virtual machine created can not be suitable for the resource of this virtual machine in VNFO, therefore, in this process to virtual machine, the process upgrading virtual-machine data can not be comprised, after completing this process, between VNFM and the VNFO network equipment, the virtual machine of himself is deleted or update process by described VNFM according to the virtual-machine data of VNFO, after completing this process, between VNF and the VNFM network equipment, the virtual machine of himself is deleted or update process by described VNF according to the virtual-machine data of VNFM.
In further embodiments, also comprise: notification module, for the result of the equipment to be synchronized after carrying out virtual machine synchronous processing is notified other equipment to be synchronized. As, in core web network equipment, VNFO complete its virtual machine by rear, its result is sent to VNFM.
The synchronous device of the network equipment virtual machine that the present embodiment provides by after the reference device of first determining virtual machine in network and equipment to be synchronized, is carrying out corresponding process by treating the virtual machine of synchronous apparatus after obtaining the virtual-machine data of reference device. Like this, ensure that the virtual machine of each equipment in network reaches consistent, provide guarantee for network can normally run.
The present invention provides synchronous method and the device of a kind of network equipment virtual machine, first by determining in the network equipment as the reference device of benchmark and need to carry out the synchronous equipment to be synchronized of virtual machine, obtain the virtual-machine data of described reference device again, and the virtual machine treating synchronous apparatus according to the virtual-machine data of the reference device obtained carries out synchronous processing. Like this, perform at each network equipment in the process of its task, even if owing to the information interactive process in each network equipment occurring network fault, by the further process of this scheme, the virtual-machine data in the network equipment being reached unanimously.So that, the network equipment is in the process of resource distribution carrying out virtual machine, it is possible to accurately find the virtual machine of its correspondence to carry out the execution of task, for the orderly function of equipment each in network system provides guarantee.
Above content is in conjunction with concrete enforcement mode further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations. For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, it is also possible to make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. the synchronous method of a network equipment virtual machine, it is characterised in that, comprising:
Determine in the network equipment as the reference device of benchmark and need to carry out the synchronous equipment to be synchronized of virtual machine;
Obtain the virtual-machine data of described reference device;
The virtual machine of described equipment to be synchronized is carried out synchronous processing by the virtual-machine data according to the reference device obtained.
2. the synchronous method of network equipment virtual machine according to claim 1, it is characterised in that, the cloud platform that described reference device is used in network system for managing; Described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization or for one or more in the equipment of distribution network virtual resources.
3. the synchronous method of network equipment virtual machine according to claim 2, it is characterized in that, if described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization and the equipment for distribution network virtual resources; The virtual-machine data then obtaining described reference device specifically comprises: described equipment to be synchronized obtains the virtual-machine data of described reference device respectively; Or, described equipment to be synchronized is according to predetermined level, the equipment to be synchronized that the highest grade obtains the virtual-machine data of described reference device, and the equipment to be synchronized that the lower grade between adjacent grade obtains the virtual-machine data of described reference device to the equipment to be synchronized that higher grade.
4. the synchronous method of network equipment virtual machine according to the arbitrary item of claim 1-3, it is characterized in that, the virtual machine of described equipment to be synchronized is carried out synchronous processing and specifically comprises by the virtual-machine data according to the reference device obtained: compared by the virtual machine information of the virtual-machine data of accessed reference device and equipment to be synchronized, if, comparison result is inconsistent, then the corresponding virtual machine of described equipment to be synchronized carries out the process of data deletion or Data Update.
5. the synchronous method of network equipment virtual machine according to the arbitrary item of claim 1-3, it is characterised in that, the result of the equipment to be synchronized after carrying out virtual machine synchronous processing is notified other equipment to be synchronized.
6. the synchronous device of a network equipment virtual machine, it is characterised in that, comprising:
Equipment determination module, for determining in the network equipment as the reference device of benchmark and need to carry out the synchronous equipment to be synchronized of virtual machine;
Data obtaining module, for obtaining the virtual-machine data of the reference device that described equipment determination module is determined;
Virtual machine processing module, the virtual machine of described equipment to be synchronized is carried out synchronous processing by the virtual-machine data for the reference device obtained according to described data obtaining module.
7. the synchronous device of network equipment virtual machine according to claim 6, it is characterised in that, the cloud platform that described reference device is used in network system for managing; Described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization or for one or more in the equipment of distribution network virtual resources.
8. the synchronous device of network equipment virtual machine according to claim 7, it is characterized in that, if described equipment to be synchronized comprises: the equipment for layout network virtual, the equipment for supervising the network virtualization and the equipment for distribution network virtual resources;Then described data obtaining module obtains the virtual-machine data of described reference device respectively specifically for described equipment to be synchronized; Or, described equipment to be synchronized is according to predetermined level, the equipment to be synchronized that the highest grade obtains the virtual-machine data of described reference device, and the equipment to be synchronized that the lower grade between adjacent grade obtains the virtual-machine data of described reference device to the equipment to be synchronized that higher grade.
9. the synchronous device of network equipment virtual machine according to the arbitrary item of claim 6-8, it is characterized in that, described virtual machine processing module specifically comprises: information comparer module, for being compared by the virtual machine information of the virtual-machine data of accessed reference device and equipment to be synchronized; Process submodule block, if the comparison result for described information comparer module is inconsistent, then carries out the process of data deletion or Data Update to the corresponding virtual machine of described equipment to be synchronized.
10. the synchronous device of network equipment virtual machine according to the arbitrary item of claim 6-8, it is characterised in that, also comprise: notification module, for the result of the equipment to be synchronized after carrying out virtual machine synchronous processing is notified other equipment to be synchronized.
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| CN201410657667.9A CN105681371A (en) | 2014-11-18 | 2014-11-18 | Synchronization method and device for network device virtual machines |
| PCT/CN2015/079294 WO2016078370A1 (en) | 2014-11-18 | 2015-05-19 | Method and apparatus for synchronizing virtual machine of network device |
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