CN107005429A

CN107005429A - The method and VNFM, VIM, NFVO of resource reservation

Info

Publication number: CN107005429A
Application number: CN201580053313.6A
Authority: CN
Inventors: 夏海涛
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2015-10-30
Filing date: 2015-10-30
Publication date: 2017-08-01
Anticipated expiration: 2035-10-30
Also published as: WO2017070954A1; CN107005429B

Abstract

The present embodiments relate to the method for resource reservation and VNFM, VIM, NFVO.Methods described includes：VNFM sends request message to NFVO first, wherein, request message carries the capability flags information for indicating whether VNFM supports resource reservation, request message is used for the process that VNFM asks Authorization execution resource reservation to NFVO, then the response message that the NFVO is returned is received, wherein, the configured information of resource reservation is carried in response message, the configured information of resource reservation is used for the process for indicating whether NFVO authorizes VNFM to perform resource reservation, if last NFVO authorizes the process of VNFM execution resource reservation, then VNFM sends resource reservation request message to VIM, wherein, it is its reserved resource that resource reservation request message, which is used for VNFM request VIM,.

Description

The method and VNFM, VIM, NFVO of resource reservation

Technical field

The present invention relates to areas of information technology, the method and VNFM, VIM, NFVO of more particularly to a kind of resource reservation.

Background technology

Network function virtualizes (English full name：Network Functions Virtualisation, english abbreviation：NFV) management and layout (English full name：Management and Orchestration, english abbreviation：MANO the reserved function of virtual resource) is introduced in framework, the reserved function of virtual resource is Network (the English full name of carrier class：Network Service, english abbreviation：NS) life cycle management (English full name：LifeCycle Management, english abbreviation：LCM) provide safeguard and to ensure in the environment of multi-tenant resource contention, constitute NS each virtual network function (English full name：Virtualised Network Function, english abbreviation：VNF the availability of the virtual resource needed for).

At present, a kind of method of resource reservation, first virtual network function manager (English full name：Virtualised Network Function Manager, english abbreviation：VNFM) composer (English full name is virtualized to network function：Network Functions Virtualisation Orchestrator, english abbreviation：NFVO request message) is sent, to ask NFVO to permit (Grant) VNFM to perform VNF LCM and operate.Then NFVO is to virtualized infrastructure manager (English full name：Virtualised Infrastructure Manager, english abbreviation：VIM request message) is sent, resource reservation is carried out with the virtual resources (calculating, storage and network) needed for causing VIM to be operated for the VNF LCM.If after resource reservation success, the license confirmation message for carrying resource reservation identifier is sent to above-mentioned VNFM, last VNFM and interacted according to the resource reservation identifier and VIM by NFVO, actual resource allocation process is performed.

It has been found that the resource reservation and distribution method Signalling exchange of prior art are complicated, the execution efficiency of resource reservation is low.

The content of the invention

The present invention provides a kind of method and device of resource reservation, can improve the execution efficiency of resource reservation.

The technical solution adopted by the present invention is：

In a first aspect, the present invention provides a kind of method of resource reservation, methods described includes：

Virtual network function manager VNFM virtualizes composer NFVO to network function and sends request message, the request message carries the capability flags information for indicating whether the VNFM supports resource reservation, and the request message is used for the process that the VNFM asks Authorization execution resource reservation to the NFVO；

The VNFM receives the configured information that resource reservation is carried in the response message that the NFVO is returned, the response message, and the configured information of the resource reservation is used for the process for indicating whether the NFVO authorizes the VNFM to perform resource reservation；

If the NFVO authorizes the VNFM to perform the process of resource reservation, the VNFM is to virtualized infrastructure manager VIM transmission resource reservation request message, and the resource reservation request message, which is used for the VNFM, asks the VIM to be its reserved resource.

With reference in a first aspect, in the first possible implementation of first aspect, the VNFM to virtualized infrastructure manager VIM send resource reservation request message the step of before, in addition to：

The VNFM receives the first configuration strategy information that the NFVO is sent, and the first configuration strategy information carries one or more VNF and distinguishes corresponding compatibility rule, wherein, the compatibility rule includes：Corresponding relation between the mark of the compatibility group of the mark of each VNF examples and each VNF examples ownership.

With reference to the first possible implementation of first aspect, in second of possible implementation of first aspect, methods described also includes：

The VNFM sends the first configuration strategy message to NE Explorer EM.

With reference to second of possible implementation of first aspect, in first aspect in the third possible implementation, methods described also includes：

After the EM creates new VNF examples, the VNFM receives the compatibility rule that the VNF after updating is carried in the second configuration strategy information that the EM is sent, the second configuration strategy information, wherein, the compatibility rule of the VNF after the renewal includes：The corresponding relation between the mark of the mark of the new VNF examples of original VNF examples and the compatibility group of original VNF examples ownership is replaced, original VNF examples are described first with the VNF examples in value policy message.

Second aspect, the invention provides the method for another resource reservation, methods described includes：

Virtualized infrastructure manager VIM receives the resource reservation request message that virtual network function manager VNFM is sent, the mark for the compatibility group that the VNF that the resource reservation request message carries reserved resource progress life cycle management operation is belonged to；

The VIM is according to the available situation of the virtual resource of the corresponding resource location of the compatibility group, it is determined whether the resource reservation request message that the response VNFM is sent；

If the VIM responds the resource reservation request message that the VNFM is sent, the VIM sends to the VNFM and the identification information that the VIM reserves resource for the VNFM is carried in resource reservation response message, the resource reservation response message.

With reference to second aspect, in the first possible implementation of second aspect, before the step of virtualized infrastructure manager VIM receives the resource reservation request message of virtual network function manager VNFM transmissions, in addition to：

The VIM receives the resource reservation configuration strategy that the NFVO is sent, and the resource reservation configuration strategy includes the mark of the compatibility group for the VNF examples ownership for carrying out resource reservation；

The VIM is according to the resource reservation configuration strategy, it is determined that carrying out the corresponding relation identified between the resource location of the compatibility group of the VNF examples ownership of resource reservation.

With reference to the first possible implementation of second aspect, in second of possible implementation of second aspect, the resource reservation configuration strategy also includes：The weight information of preferential answering resource reservation request message, the weight information of the preferential answering resource reservation request message by the VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request；Methods described also includes：

When receiving the VNFM transmission resource reservation request message belonging to the different VNF examples in same compatibility group simultaneously as the VIM, VIM is according to the weight information of the preferential answering resource reservation request message, it is determined that needing the VNFM of preferential answering resource reservation request message, and resource reservation response message is sent to VNFM.

The third aspect, the invention provides the method for another resource reservation, methods described includes：

Network function virtualization composer NFVO receives the request message that virtual network function manager VNFM is sent, the capability flags information for indicating whether the VNFM supports resource reservation is carried in the request message, the request message is used for the process that the VNFM asks Authorization execution resource reservation to the NFVO；

Whether the NFVO supports the capability flags information of resource reservation according to the preset tactful and described instruction VNFM, it is determined whether authorize the VNFM to perform the process of resource reservation；

The NFVO sends the configured information that resource reservation is carried in response message, the response message to the VNFM, and the configured information of the resource reservation is used for the process for indicating whether the NFVO authorizes the VNFM to perform resource reservation.

With reference to the third aspect, in the first possible implementation of the third aspect, the NFVO to the VNFM send response message the step of after, in addition to：

The NFVO sends resource reservation configuration strategy to the VIM, the resource reservation configuration strategy is used for when multiple VNFM belonging to VNF in same compatibility group send the resource reservation request message to the VIM simultaneously, the VIM determines to need the VNFM of resource response reservation requests according to the resource reservation configuration strategy information, the resource reservation configuration strategy includes the weight information of VNFM marks and preferential answering resource reservation request message, wherein, the weight information of the preferential answering resource reservation request message by VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request.

Fourth aspect, the present invention provides a kind of device of resource reservation, and methods described includes：

Transmitting element, in virtual network function manager VNFM, request message is sent for virtualizing composer NFVO to network function, the request message carries the capability flags information for indicating whether the VNFM supports resource reservation, and the request message is used for the process that the VNFM asks Authorization execution resource reservation to the NFVO；

Receiving unit, in the VNFM, the configured information of resource reservation is carried in the response message that the NFVO is returned, the response message for receiving, the configured information of the resource reservation is used for the process for indicating whether the NFVO authorizes the VNFM to perform resource reservation；

The transmitting element, in the VNFM, it is additionally operable to when the NFVO authorizes the VNFM independently to perform the process of resource reservation, resource reservation request message is sent to virtualized infrastructure manager VIM, the resource reservation request message knows that the VIM is its reserved resource for the VNFM.

With reference to fourth aspect, in the first possible implementation of fourth aspect,

The receiving unit, in the VNFM, is additionally operable to receive the first configuration strategy information that the NFVO is sent, the first configuration strategy information carries one or more VNF and corresponded to respectively Compatibility rule, wherein, the compatibility rule includes：Corresponding relation between the mark of the compatibility group of the mark of each VNF examples and each VNF examples ownership.

With reference to the first possible implementation of fourth aspect, in second of possible implementation of fourth aspect, the transmitting element in the VNFM, is additionally operable to send the first configuration strategy message to NE Explorer EM.

With reference to second of possible implementation of fourth aspect, in fourth aspect in the third possible implementation,

The receiving unit, in the VNFM, it is additionally operable to after the EM creates new VNF examples, receive the second configuration strategy information that the EM is sent, the compatibility rule of the VNF after updating is carried in the second configuration strategy information, wherein, the compatibility rule of the VNF after the renewal includes：The corresponding relation between the mark of the mark of the new VNF examples of original VNF examples and the compatibility group of original VNF examples ownership is replaced, original VNF examples are described first with the VNF examples in value policy message.

5th aspect, the invention provides the device of another resource reservation, described device includes：

Receiving unit, in virtualized infrastructure manager VIM, resource reservation request message for receiving virtual network function manager VNFM transmissions, the mark for the compatibility group that the VNF that the resource reservation request message carries reserved resource progress life cycle management operation is belonged to；

Determining unit, in the VIM, the available situation for the virtual resource according to the corresponding resource location of the compatibility group, it is determined whether the resource reservation request message that the response VNFM is sent；

Transmitting element, in the VIM, for when the VIM responds the resource reservation request message that the VNFM is sent, being sent to the VNFM and the identification information that the VIM reserves resource for the VNFM being carried in resource reservation response message, the resource reservation response message.

With reference to the 5th aspect, in the first possible implementation of the 5th aspect,

The receiving unit, in the VIM, is additionally operable to receive the resource reservation configuration strategy that the NFVO is sent, the resource reservation configuration strategy includes the mark of the compatibility group for the VNF examples ownership for carrying out resource reservation；

The determining unit, in the VIM, is additionally operable to according to the resource reservation configuration strategy, it is determined that carry out the compatibility group of the VNF examples ownership of resource reservation mark and the resource location it Between corresponding relation.

With reference to the first possible implementation of the 5th aspect, in second of possible implementation of the 5th aspect, the resource reservation configuration strategy also includes：The weight information of preferential answering resource reservation request message, the weight information of the preferential answering resource reservation request message by the VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request；

The determining unit, in the VIM, it is additionally operable to as the VIM while when the VNFM received belonging to the different VNF examples in same compatibility group sends the resource reservation request message, according to the weight information of the preferential answering resource reservation request message, it is determined that needing the VNFM of preferential answering resource reservation request message, and resource reservation response message is sent to VNFM.

6th aspect, the invention provides the device of another resource reservation, described device includes：

Receiving unit, in network function virtualization composer NFVO, request message for receiving virtual network function manager VNFM transmissions, the capability flags information for indicating whether the VNFM supports resource reservation is carried in the request message, the request message is used for the process that the VNFM asks Authorization execution resource reservation to the NFVO；

Determining unit, in the NFVO, the capability flags information for whether supporting resource reservation according to the preset tactful and described instruction VNFM, it is determined whether authorize the VNFM to perform the process of resource reservation；

Transmitting element, in the NFVO, the configured information of resource reservation is carried in response message, the response message for being sent to the VNFM, the configured information of the resource reservation is used for the process for indicating whether the NFVO authorizes the VNFM to perform resource reservation.

With reference to the 6th aspect, in the first possible implementation of the 6th aspect,

The transmitting element, in the NFVO, it is additionally operable to send resource reservation configuration strategy to the VIM, the resource reservation configuration strategy is used for when multiple VNFM belonging to VNF in same compatibility group send the resource reservation request message to the VIM simultaneously, the VIM determines to need the VNFM of resource response reservation requests according to the resource reservation configuration strategy information, the resource reservation configuration strategy includes the weight information of VNFM marks and preferential answering resource reservation request message, wherein, the weight information of the preferential answering resource reservation request message by VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight of resource response reservation request Information.

7th aspect, the present invention provides a kind of VNFM, including：

First network interface, the second network interface and processor, the processor is used to virtualize composer NFVO transmission request messages to network function by the first network interface, the request message carries the capability flags information for indicating whether the VNFM supports resource reservation, and the request message is used for the process that the VNFM asks Authorization execution resource reservation to the NFVO；

The processor is additionally operable to the response message returned by NFVO described in the first network interface, the configured information of resource reservation is carried in the response message, the configured information of the resource reservation is used for the process for indicating whether the NFVO authorizes the VNFM to perform resource reservation；

The processor is additionally operable to when the NFVO authorizes the VNFM to perform the process of resource reservation, resource reservation request message is sent to virtualized infrastructure manager VIM by second network interface, the resource reservation request message, which is used for the VNFM, asks the VIM to be its reserved resource.

With reference to the 7th aspect, in the first possible implementation of the 7th aspect,

The processor is additionally operable to the first configuration strategy information sent by NFVO described in the first network interface, and the first configuration strategy information carries one or more VNF and distinguishes corresponding compatibility rule, wherein, the compatibility rule includes：Corresponding relation between the mark of the compatibility group of the mark of each VNF examples and each VNF examples ownership.

With reference to the first possible implementation of the 7th aspect, in second of possible implementation of the 7th aspect, in addition to the 3rd network interface,

The processor is additionally operable to send the first configuration strategy message to NE Explorer EM by the 3rd interface.

With reference to second of possible implementation of the 7th aspect, in the third possible implementation in terms of the 7th,

The processor is additionally operable to after the EM creates new VNF examples, the second configuration strategy information that the EM is sent is received by the 3rd network interface, the compatibility rule of the VNF after updating is carried in the second configuration strategy information, wherein, the compatibility rule of the VNF after the renewal includes：The corresponding relation between the mark of the mark of the new VNF examples of original VNF examples and the compatibility group of original VNF examples ownership is replaced, original VNF examples are described first With the VNF examples in value policy message.

Eighth aspect, the invention provides a kind of VIM, described device includes：

First network interface ＆ processor；The processor is used for the resource reservation request message sent by first network interface virtual network function manager VNFM, the mark for the compatibility group that the VNF that the resource reservation request message carries reserved resource progress life cycle management operation is belonged to；

The processor is additionally operable to the available situation of the virtual resource according to the corresponding resource location of the compatibility group, it is determined whether the resource reservation request message that the response VNFM is sent；

The processor is additionally operable to when the VIM responds the resource reservation request message that the VNFM is sent, sent by the first network interface to the VNFM and the identification information that the VIM reserves resource for the VNFM is carried in resource reservation response message, the resource reservation response message.

With reference to eighth aspect, in the first possible implementation of eighth aspect, in addition to the second network interface,

The processor is additionally operable to receive the resource reservation configuration strategy that the NFVO is sent by second network interface, and the resource reservation configuration strategy includes the mark of the compatibility group for the VNF examples ownership for carrying out resource reservation；

The processor, is additionally operable to according to the resource reservation configuration strategy, it is determined that carrying out the corresponding relation identified between the resource location of the compatibility group of the VNF examples ownership of resource reservation.

With reference to the first possible implementation of eighth aspect, in second of possible implementation of eighth aspect, the resource reservation configuration strategy also includes：The weight information of preferential answering resource reservation request message, the weight information of the preferential answering resource reservation request message by the VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request；

When the processor sends the resource reservation request message by the VNFM belonging to different VNF examples of the first network interface into same compatibility group, the processor is additionally operable to the weight information according to the preferential answering resource reservation request message, it is determined that needing the VNFM of preferential answering resource reservation request message, and resource reservation response message is sent to VNFM by the first network interface.

9th aspect, the invention provides a kind of NFVO, including：

First network interface ＆ processor；The processor is used for the request message sent by the first network interface virtual network function manager VNFM, the capability flags information for indicating whether the VNFM supports resource reservation is carried in the request message, the request message is used for the process that the VNFM asks Authorization execution resource reservation to the NFVO；

The processor is additionally operable to whether support the capability flags information of resource reservation according to the preset tactful and described instruction VNFM, it is determined whether authorize the VNFM to perform the process of resource reservation；

The processor is used to send response message to the VNFM by the first network interface, the configured information of resource reservation is carried in the response message, the configured information of the resource reservation is used for the process for indicating whether the NFVO authorizes the VNFM to perform resource reservation.

With reference to the 9th aspect, in the first possible implementation of the 9th aspect, in addition to the second network interface,

The processor is additionally operable to send resource reservation configuration strategy to the VIM by second network interface, the resource reservation configuration strategy is used for when multiple VNFM belonging to VNF in same compatibility group send the resource reservation request message to the VIM simultaneously, the VIM determines to need the VNFM of resource response reservation requests according to the resource reservation configuration strategy information, the resource reservation configuration strategy includes the weight information of VNFM marks and preferential answering resource reservation request message, wherein, the weight information of the preferential answering resource reservation request message by VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request.

VNFM and the method and device of resource reservation that the present invention is provided, VNFM sends request message to NFVO, request message carries the capability flags information for indicating whether VNFM supports resource reservation, request message is used for the process that VNFM asks Authorization execution resource reservation to NFVO, to obtain resource reservation license.By directly being interacted with VIM to perform the process of resource reservation, during without carrying out resource reservation every time, being required to initiate license request to NFVO, the process of extra information exchange being reduced, so as to improve the execution efficiency of resource reservation.

The invention provides a kind of VIM and resource reservation method and device, VIM receives VNFM and independently sends resource reservation request message, can respond the resource reservation request that the VNFM is independently sent Message, and resource is reserved for the VNFM, resource reservation is carried out for it by NFVO after VNF LCM operation license requests are sent to NFVO every time without VNFM, the process of extraneous information interaction is reduced.So as to improve the execution efficiency of resource reservation.

The invention provides a kind of NFVO and resource reservation method and device, NFVO receives the request message of VNFM transmissions, VNFM can be authorized to perform the process of resource reservation, during without the resource reservation of progress VNF LCM operations every time, it is required to send license confirmation message to VNFM, to allow VNFM and VIM to perform the process of resource allocation, so that the flow that NFVO and VNFM carries out information exchange is reduced, so as to improve the execution efficiency of resource reservation.

Brief description of the drawings

In order to illustrate more clearly of technical scheme of the invention or of the prior art, the required accompanying drawing used in the present invention or description of the prior art will be briefly described below, apparently, drawings in the following description are only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the system construction drawing of resource reservation；

Fig. 2 is the method flow diagram of resource reservation in the embodiment of the present invention；

Fig. 3 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 4 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 5 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 6 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 7 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 8 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Fig. 9 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Figure 10 is the method flow diagram of another resource reservation in the embodiment of the present invention；

Figure 11 is a kind of apparatus structure schematic diagram of resource reservation in the embodiment of the present invention；

Figure 12 is the apparatus structure schematic diagram of another resource reservation in the embodiment of the present invention；

Figure 13 is the apparatus structure schematic diagram of another resource reservation in the embodiment of the present invention；

The structural representation that Figure 14 is VNFM in the embodiment of the present invention；

The structural representation that Figure 15 is VIM in the embodiment of the present invention；

The structural representation that Figure 16 is NFVO in the embodiment of the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.

The embodiments of the invention provide a kind of method of resource reservation, applied to NFV MANO systems, as shown in figure 1, the system of the resource reservation includes：NFVO, VNFM, VIM, OSS (English full name：Operation support system, english abbreviation：OSS)/business support system (English full name：Business support system, english abbreviation：BSS), EMS, VNF and virtualization infrastructure (English full name：Network Functions Virtualisation Infrastructure, english abbreviation：NFVI), wherein, NFVO and VNFM carries out information exchange, VNFM and VIM carries out information exchange by Vi-Vnfm interfaces, OSS/BSS and NFVO carries out information exchange by Os-Nfvo interfaces, NFVO and VNFM carries out information exchange by Nfvo-Vnfm interfaces, and NFVO and VIM carries out information exchange by Nfvo-Vi interfaces；EMS and VNFM carries out information exchange by VeEn-Vnfm interfaces, and VNF and VNFM carries out information exchange by VeNf-Vnfm interfaces, and the function of wherein each structure is as follows：

NFVO is used for the management for realizing network service life cycle, and VNFM coordinates the global view function of the life cycle management for realizing VNF and resource；

VNFM is used for the life cycle management for realizing virtualization network element VNF；

VIM is used for mainly responsible infrastructure layer hardware resource, and the management of virtual resources, monitoring and failure are reported, and virtual resources pond is provided towards upper layer application；

EMS be used for for VNF perform traditional mistake, configure, account, performance and (English full name safely：Fault Configuration Accounting Performance and Security, english abbreviation：FCAPS) function；

VNF can be made up of the other component of multiple even lower levels, wherein, a VNF can be deployed in multiple virtual machines (English full name：Virtualized Machine, english abbreviation：VM on), each mono- VNF component of VM host, VNF can also be deployed on a VM；

Virtualization (English full name：Network Functions Virtualisation, english abbreviation： NFV) example (English full name：Instances)：The status information of the examples such as all NS, VNF being currently running of storage, such as network address of distribution, operation note.Wherein, VNFR records the file of VNF operation informations, NFVI resources (English full name：Resources the state of all NFVI resources) is stored, including available/reserved/allocated NFVI resources；

Network service (English full name：Network service, english abbreviation：NS) catalogue (English full name：Catalog), virtual network function (English full name：Virtualised Network Function, english abbreviation：VNF) catalogue (English full name：Catalog), NFV Instances, NFVI resources (English full name：Resources), they are the functional modules of storage NS, VNF information, software kit and running status in MANO, wherein, NS Catalog store all network service descriptor (English full name loaded：Network Service Descriptor, english abbreviation：NSD) information, VNF Catalog store all VNF software kits loaded, wherein virtualization network function descriptor (English full name Virtualised Infrastructure Manager, english abbreviation：VNFD NSD) is similar to, the information such as VNF composition, monitoring parameter, deployment specification are described.

The embodiment of the present invention provides a kind of method of resource reservation, it is possible to increase the execution efficiency of resource reservation, as shown in Fig. 2 methods described includes：

201st, virtual network function manager VNFM virtualizes composer NFVO to network function and sends request message.

Wherein, request message carries the capability flags information for indicating whether VNFM supports resource reservation, and request message is used for the process that VNFM asks Authorization execution resource reservation to NFVO.

For the embodiment of the present invention, when VNFM receives the VNF LCM operation requests of NFVO transmissions or when VNFM receives the VNF LCM operation requests of EM transmissions, VNFM sends request message to NFVO.

For the embodiment of the present invention, aforementioned capabilities flag information is used to characterize the VNFM in Vi-Vnfm interfaces with the presence or absence of the ability for performing resource-reservation operations.

202nd, VNFM receives the response message of NFVO returns.

Wherein, the configured information of resource reservation is carried in response message, the configured information of resource reservation is used for the process for indicating whether NFVO authorizes VNFM to perform resource reservation.

For the embodiment of the present invention, when NFVO determines the process for authorizing the VNFM to perform resource reservation, VNFM disappears the response for carrying resource reservation mandate configured information for receiving NFVO transmissions Breath, so as to know the process whether NFVO authorizes it to carry out resource reservation.

For the embodiment of the present invention, if the instruction message carried in response message characterizes the process that NFVO authorizes VNFM to perform resource reservation, the upper-limit information of resource reservation is then also carried in above-mentioned response message, the upper-limit information is used for the upper limit for limiting the accumulative resource that the VNFM carries out resource reservation.

If the 203, NFVO authorizes the process of VNFM execution resource reservation, VNFM sends resource reservation request message to virtualized infrastructure manager VIM.

Wherein, it is its reserved resource that resource reservation request message, which is used for VNFM request VIM,.

For the embodiment of the present invention, when the instruction message that mandate VNFM execution resource reservation processes are carried in the response message that VNFM receives NFVO transmissions, then VNFM is to VIM transmission resource reservation request message, to cause VNFM to know VIM as its reserved resource.

In the method for resource reservation provided in an embodiment of the present invention, VNFM sends request message to NFVO, request message carries the capability flags information for indicating whether VNFM supports resource reservation, request message is used for the process that VNFM asks Authorization execution resource reservation to NFVO, to obtain resource reservation license.By directly being interacted with VIM to perform the process of resource reservation, during without carrying out resource reservation every time, being required to initiate license request to NFVO, the process of extra information exchange being reduced, so as to improve the execution efficiency of resource reservation.

In the alternatively possible mode of the embodiment of the present invention, on the basis of shown in Fig. 2, if step 203, NFVO authorize VNFM to perform the process of resource reservation, VNFM sends resource reservation request message to virtualized infrastructure manager VIM, before also including step 301 as shown in Figure 3.

301st, VNFM receives the first configuration strategy information that NFVO is sent.

Wherein, the first configuration strategy information carries the corresponding compatibility rule of one or more VNF difference, wherein, compatibility rule includes：Corresponding relation between the mark of the compatibility group of the mark of each VNF examples and each VNF examples ownership.

For the embodiment of the present invention, the first configuration strategy information is the operator policy information needed for ensuring VNFM and initiating resource reservation.In embodiments of the present invention, the first configuration strategy information can be realized by specific configuration order on Or-Vnfm interfaces, or the first policy information is encapsulated to VNF described in file, and the VNF is described into file be issued to VNFM.In embodiments of the present invention, the first configuration strategy information is mainly used in the compatibility between the VNF examples of different VNFM management is regular or policy information of anti-compatibility rule is handed down to different VNFM.Different VNFM management VNF examples between compatibility is regular or anti-compatibility rule is it can be appreciated that across the compatibility that the different VNF of VNFM management domains are constituted is regular or anti-compatibility rule.

For the embodiment of the present invention, VNFM receives the first configuration strategy message of NFVO transmissions, so that VNFM knows the compatibility group mark and/or anti-compatibility group mark corresponding to the VNF examples of its management.In embodiments of the present invention, each VNFM manages one or more VNF example, and each VNF examples belong to one or more compatibility group and/or anti-compatibility group.

For the embodiment of the present invention, the first configuration strategy information is that one or more VNF example that the VNFM is managed distinguishes that corresponding compatibility is regular and/or anti-compatibility rule.In embodiments of the present invention, the compatibility rule contains the corresponding relation between the mark of VNF examples and the compatibility group mark of VNF examples ownership, and anti-compatibility rule contains the corresponding relation between the mark of VNF examples and anti-compatibility group mark.

For example, in a compatibility rule, VNFM1 manages following VNF examples：VNF1 and VNF2, VNFM2 manage following VNF examples：VNF3, VNF4 and VNF5, then the compatibility rule can be expressed as { VNF1, Affinity Group 1 }, { VNF2, Affinity Group 1 }, { VNF3, Affinity Group 1 }, { VNF4, Affinity Group 1 } and { VNF5, Affinity Group 1 }.Wherein, Affinity Group 1 are used for the set for identifying the member VNF for constituting the compatibility group, and the compatibility rule that member's VNF examples can be belonged to different VNFM by this representation is issued to different VNFM.The representation and configuration flow of anti-compatibility rule are similar to configuration flow to the representation of compatibility rule, will not be repeated here.

The alternatively possible implementation of the embodiment of the present invention, on the basis of as shown in Figure 3, methods described also includes step 401 as shown in Figure 4.

401st, VNFM sends the first configuration strategy message to NE Explorer EM.

For the embodiment of the present invention, after VNFM receives the first configuration strategy information that NFVO is sent, the first configuration strategy information can be sent to NE Explorer (English full name：Element Manager, english abbreviation：EM), EM is by the corresponding relation between each VNF examples of preservation and compatibility group mark and/or anti-compatibility group mark, so that when EM is due to operation, maintenance and management (English full name：Operations Administration and Maintenance, english abbreviation：When new VNF instance creation process is initiated the need for OAM), EM will replace old VNF examples according to the VNF examples that newly create and rebuild that compatibility is regular and/or anti-compatibility rule, i.e.,：For before Compatibility is regular and/or anti-compatibility rule in corresponding relation between VNF instance identifications and compatibility group mark and/or anti-compatibility group mark, old VNF examples, the corresponding relation between the VNF instance identifications newly created and compatibility group mark and/or anti-compatibility group are replaced with the VNF examples newly created.

For the embodiment of the present invention, in summary, VNFM is by the way that the first configuration strategy information is sent to EM, to enable EM to preserve the corresponding relation between each VNF instance identifications and compatibility group mark and/or anti-compatibility group mark, when terminating an out-of-date VNF example and creating a new VNF example, it can determine that the VNF examples corresponding compatibility group mark and/or anti-compatibility group of the new establishment identifys and pass to VNFM, so as to so that the VNFM compatibilities that obtain the VNF examples newly created are regular and/or anti-compatibility is regular.

The alternatively possible implementation of the embodiment of the present invention, on the basis of as shown in Figure 4, methods described also includes step 501 as shown in Figure 5.

501st, after EM creates new VNF examples, VNFM receives the second configuration strategy information that EM is sent.

Wherein, the compatibility rule of the VNF after updating is carried in the second configuration strategy information, wherein, the compatibility rule of the VNF after renewal includes：The corresponding relation between the mark of the mark of the new VNF examples of original VNF examples and the compatibility group of original VNF examples ownership is replaced, wherein, original VNF examples are first with the VNF examples in value policy message.

For the embodiment of the present invention, after EM creates new VNF examples, the VNF instance identifications newly created are substituted to old VNF instance identifications, obtain substituting the corresponding relation between the new VNF marks of old VNF examples and the compatibility group mark and/or anti-compatibility group mark of original VNF examples ownership.

Further, the embodiments of the invention provide the method for another resource reservation, VNFM is by the way that the first configuration strategy information is sent to EM, to enable EM to preserve the corresponding relation between each VNF instance identifications and compatibility group mark and/or anti-compatibility group mark, when EM terminates one new VNF example of VNF examples and establishment in a Geju City, the mark for the compatibility group that the VNF examples of the new establishment are belonged to and/or the mark of anti-compatibility group are can determine, so as to which the compatibility of VNF examples that newly creates is regular and/or anti-compatibility rule so that VNFM is obtained.

The embodiments of the invention provide the method for another resource reservation, as shown in fig. 6, methods described Including：

601st, virtualized infrastructure manager VIM receives the resource reservation request message that virtual network function manager VNFM is sent.

Wherein, resource reservation request message carries the mark that reserved resource carries out the compatibility group that the VNF of life cycle management operation is belonged to.

For the embodiment of the present invention, type, quantity, implementation time and the end time of reserved resource are also carried in above-mentioned resource reservation request message.

For the embodiment of the present invention, when VNFM is by the process of NFVO Authorization execution resource reservation, VIM receives the resource reservation request message that VNFM is sent, and according to the resource reservation request message, it is determined whether respond the resource reservation request message.

For the embodiment of the present invention, reserving the type of resource includes calculating, stores and Cyber Virtual Experiment.

602nd, VIM is according to the available situation of the virtual resource of the corresponding resource location of compatibility group, it is determined whether the resource reservation request message that response VNFM is sent.

For the embodiment of the present invention, each compatibility group has corresponding fixed resource position, and VIM is only the resource that the member VNF examples of the compatibility group are reserved or distributed in the fixed resource position.In embodiments of the present invention, above-mentioned fixed resource position can include：By several virtual robot arms into resource pool, or plot location space in same main frame etc..Do not limit in embodiments of the present invention.

For the embodiment of the present invention, the mark that reserved resource carries out the compatibility group that the VNF examples of life cycle management operation are belonged to is carried in resource reservation request message, then VIM is according to the marks of the VNF compatibility groups belonged to, determine the corresponding fixed resource position of the compatibility group, and according to the type of the reserved resource carried in resource reservation request message, quantity, initial time, end time, determine the resource situation at the fixed resource position, if disclosure satisfy that demands of the VNFM to resource.

If the 603, VIM responds the resource reservation request message that VNFM is sent, VIM sends resource reservation response message to VNFM.

Wherein, the identification information that VIM reserves resource for VNFM is carried in resource reservation response message.

For the embodiment of the present invention, if VIM judges the compatibility belonging to the VNF examples of VNFM management Resource in the corresponding fixed resource position of group, disclosure satisfy that the resource requirement of the VNFM, then VIM sends resource reservation response message to VNFM.

The embodiments of the invention provide a kind of method of resource reservation, VIM receives VNFM and sends resource reservation request message, the resource reservation request message of VNFM transmissions can be responded, and reserve resource for the VNFM, resource reservation is carried out for it by NFVO after VNF LCM operation license requests are sent to NFVO every time without VNFM, the process of extraneous information interaction is reduced.So as to improve the execution efficiency of resource reservation.

The alternatively possible implementation of the embodiment of the present invention, on the basis of as shown in Figure 6, step 601, virtualized infrastructure manager VIM receive the resource reservation request message that virtual network function manager VNFM is sent, and step 701-702 as shown in Figure 7 is also included before.

701st, VIM receives the resource reservation configuration strategy that NFVO is sent.

Wherein, resource reservation configuration strategy includes the mark of the compatibility group for the VNF examples ownership for carrying out resource reservation.

For the embodiment of the present invention, before the resource reservation request message that VIM receives VNFM transmissions, the VIM is also possible to receive the resource reservation configuration strategy that NFVO is sent.

For the embodiment of the present invention, the mark of the compatibility group of the VNF examples ownership of progress resource reservation in need is carried in resource reservation configuration strategy.

702nd, VIM is according to resource reservation configuration strategy, it is determined that the corresponding relation between the mark and resource location of the compatibility group that the VNF examples for carrying out resource reservation belong to.

For the embodiment of the present invention, resource preset configuration strategy is used to match somebody with somebody fixed resource position for each compatibility component.In embodiments of the present invention, the mark and resource reservation configuration strategy for the compatibility group that VIM belongs to according to VNF examples, determines the corresponding relation between the mark of the compatibility group of the VNF examples ownership of resource reservation and fixed resource position.

For the embodiment of the present invention, the mark for the compatibility group that VIM carries out resource reservation by receiving VNF examples in NFVO resource reservation configuration strategies belong to, it can determine the corresponding relation between the mark and resource location of the compatibility group for the VNF examples ownership for carrying out resource reservation, during resource reservation request so as to receive VNFM as VIM, at the compatibility group of the VNFM VNF examples ownership managed, corresponding fixed resource position resource reservation is carried out for it.

The alternatively possible implementation of the embodiment of the present invention, on the basis of as shown in Figure 7, institute Stating method also includes step 801 as shown in Figure 8, wherein, resource reservation configuration strategy also includes：The weight information of preferential answering resource reservation request message, the weight information of preferential answering resource reservation request message by VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request.

When the 801st, receiving the VNFM transmission resource reservation request message belonging to the different VNF examples in same compatibility group simultaneously as VIM, VIM is according to the weight information of preferential answering resource reservation request message, it is determined that needing the VNFM of preferential answering resource reservation request message, and resource reservation response message is sent to VNFM.

For the embodiment of the present invention, VIM receives the weight information that preferential answering resource reservation request message is also included in the resource reservation configuration strategy that NFVO is sent, therefore when multiple VNFM corresponding to the different VNF examples in same compatibility group send resource reservation request message to VIM simultaneously, VIM is according to the weight information of preferential answering resource reservation request message, the resource reservation request message that the higher VNFM of preferential answering weight information value is sent.

For example, when available resource is the virtual resource of 7G memories and 2.5GHzCPU to VIM at the corresponding fixed resource position of compatibility group 1, VNFM1 and VNFM2 sends resource reservation request message to VIM simultaneously, to ask reserved 5G memories, 2GHzCPU virtual resource.The weight information of preferential answering resource reservation requests of the VNFM1 in compatibility group 1 is 0.75, preferential answering resource reservation request message corresponding weight informations of the VNFM2 in compatibility group 1 is 0.25, then preferential weight informations by resource response reservation request of the VIM according to VNFM1 and VNFM2 in compatibility group 1, when VNFM1 and VNFM2 resource reservation request can not be met simultaneously, the resource reservation request message that preferential answering VNFM1 is sent.

For the embodiment of the present invention, when multiple VNFM corresponding to VNF examples different in same compatibility group send resource reservation request to VIM, corresponding weight information can be distinguished in its corresponding compatibility group of VNF managed examples according to each VNFM, it is determined that needing the VNFM of preferential answering resource reservation request message, so as to solve, when multiple VNFM corresponding to multiple VNF examples in same compatibility group send resource reservation request to VIM simultaneously, how to determine to need the VNFM of resource response reservation request.

Further, the embodiments of the invention provide the method for another resource reservation, VIM carries out the compatibility group that the VNF examples of resource reservation belong to by receiving in NFVO resource reservation configuration strategies Mark, it can determine the corresponding relation between the mark and resource location of the compatibility group for the VNF examples ownership for carrying out resource reservation, during resource reservation request so as to receive VNFM as VIM, resource allocation is carried out for it at the resource location of the corresponding fixation of compatibility group；When multiple VNFM corresponding to VNF examples different in same compatibility group send resource reservation request to VIM, corresponding weight information can be distinguished in its corresponding compatibility group of VNF managed examples according to each VNFM, it is determined that needing the VNFM of preferential answering resource reservation request message, so as to solve, when multiple VNFM corresponding to multiple VNF examples in same compatibility group send resource reservation request to VIM simultaneously, how to determine to need the VNFM of resource response reservation request.

The embodiments of the invention provide the method for another resource reservation, as shown in figure 9, methods described includes：

901st, network function virtualization composer NFVO receives the request message that virtual network function manager VNFM is sent.

Wherein, the capability flags information for indicating whether VNFM supports resource reservation is carried in request message, request message is used for the process that VNFM asks Authorization execution resource reservation to NFVO.

For the embodiment of the present invention, when VNFM needs to carry out the reservation procedure of virtual resource, it is necessary to send request message to NFVO, to ask the process that NFVO authorizes the VNFM to perform resource reservation.

902nd, NFVO is according to preset strategy and indicates whether VNFM supports the capability flags information of resource reservation, it is determined whether authorize VNFM to perform the process of resource reservation.

For the embodiment of the present invention, when NFVO receives the request message of VNFM transmissions, NFVO is first according to the capability flags information carried in request message, determine whether the process for authorizing the VNFM to perform resource reservation, then NFVO again determines whether the process for authorizing VNFM to perform resource reservation according to internal VNF deployment informations and operation strategy.

903rd, NFVO sends response message to VNFM.

For the embodiment of the present invention, when NFVO determines to authorize the VNFM to perform resource reservation process, then NFVO sends the instruction message that resource reservation is carried in response message, and response message to the VNFM, is used to indicate whether the process for authorizing the VNFM to perform resource reservation.

The embodiments of the invention provide a kind of method of resource reservation, NFVO receives VNFM transmissions Request message, VNFM can be authorized to perform the process of resource reservation, during without the resource reservation of progress VNF LCM operations every time, it is required to send license confirmation message to VNFM, to allow VNFM and VIM to perform the process of resource allocation, so as to reduce the flow that NFVO and VNFM carries out information exchange, so as to improve the execution efficiency of resource reservation.

The alternatively possible implementation of the embodiment of the present invention, on the basis of as shown in Figure 9, step 903, NFVO send response message to VNFM, and step 1001 as shown in Figure 10 is also included afterwards.

1001st, NFVO sends resource reservation configuration strategy to VIM.

Wherein, resource reservation configuration strategy is used for when multiple VNFM belonging to VNF in same compatibility group send resource reservation request message to VIM simultaneously, VIM determines to need the VNFM of resource response reservation requests according to resource reservation configuration strategy information, resource reservation configuration strategy includes the weight information of VNFM marks and preferential answering resource reservation request message, wherein, the weight information of preferential answering resource reservation request message by VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request.

For the embodiment of the present invention, VNFM marks can also be expressed as recognizable tenant identification (the English full name of VIM：Tenant Identity), the identity information for characterizing VIM virtual resource permit holders.In embodiments of the present invention, NFVO can according in compatibility group the VNFM manage VNF examples quantitative proportion, determine the weight information of the corresponding above-mentioned preferential answering resource reservation request message of the VNFM.

For example, in foregoing example, 6 member's VNF examples in VNFM1 management compatibilities group 1,2 member's VNF examples in VNFM2 management compatibilities group 1, the compatibility group 1 does not include the member's VNF examples for belonging to other VNFM management, then the weight information of preferential answering resource reservation requests of the VNFM1 in compatibility group 1 is defined as preferential answering resource reservation request message corresponding weight informations of 0.75, the VNFM2 in compatibility group 1 and is defined as 0.25.

For the embodiment of the present invention, NFVO to VIM by sending the weight information that each VNFM identifies corresponding preferential answering resource reservation request message respectively, the corresponding multiple VNFM of multiple VNF examples belonging to can working as in same compatibility group send resource reservation request message to VIM simultaneously, determine the VNFM of preferential answering.

Further, the embodiments of the invention provide the method for another resource reservation, NFVO to VIM by sending the power that each VNFM identifies corresponding preferential answering resource reservation request message respectively Weight information, can work as the corresponding multiple VNFM of multiple VNF examples affiliated in same compatibility group and send resource reservation request message to VIM simultaneously, determine the VNFM of preferential answering.

Further, as the realization to method shown in Fig. 2, Fig. 3 and Fig. 4, the embodiment of the present invention additionally provides a kind of device of resource reservation, and the device can be located in VNFM, and for the execution efficiency of resource reservation, as shown in figure 11, described device includes：Transmitting element 1101, receiving unit 1102.

Transmitting element 1101, in virtual network function manager VNFM, request message is sent for virtualizing composer NFVO to network function.

Receiving unit 1102, in VNFM, the response message for receiving NFVO returns.

Transmitting element 1101, in VNFM, is additionally operable to, when NFVO authorizes VNFM to perform the process of resource reservation, resource reservation request message be sent to virtualized infrastructure manager VIM.

Wherein, resource reservation request message knows that VIM is its reserved resource for VNFM.

Receiving unit 1102, in VNFM, is additionally operable to receive the first configuration strategy information that NFVO is sent.

Transmitting element 1101, in VNFM, is additionally operable to send the first configuration strategy message to NE Explorer EM.

Receiving unit 1102, in VNFM, is additionally operable to after EM creates new VNF examples, receive the second configuration strategy information that EM is sent.

Wherein, the compatibility rule of the VNF after updating is carried in the second configuration strategy information, wherein, the compatibility rule of the VNF after renewal includes：The corresponding relation between the mark of the mark of the new VNF examples of original VNF examples and the compatibility group of original VNF examples ownership is replaced, original VNF examples are first with the VNF examples in value policy message.

The device of resource reservation provided in an embodiment of the present invention, VNFM sends request message to NFVO, request message carries the capability flags information for indicating whether VNFM supports resource reservation, request message is used for the process that VNFM asks Authorization execution resource reservation to NFVO, to obtain resource reservation license.By directly being interacted with VIM to perform the process of resource reservation, during without carrying out resource reservation every time, being required to initiate license request to NFVO, the process of extra information exchange being reduced, so as to improve the execution efficiency of resource reservation.

Further, the embodiments of the invention provide the device of another resource reservation, VNFM is by the way that the first configuration strategy information is sent to EM, to enable EM to preserve the corresponding relation between each VNF instance identifications and compatibility group mark and/or anti-compatibility group mark, when EM terminates one new VNF example of VNF examples and establishment in a Geju City, the mark for the compatibility group that the VNF examples of the new establishment are belonged to and/or the mark of anti-compatibility group are can determine, so as to which the compatibility of VNF examples that newly creates is regular and/or anti-compatibility rule so that VNFM is obtained.

Further, as the realization to method shown in Fig. 6, Fig. 7 and Fig. 8, the embodiment of the present invention additionally provides a kind of device of resource reservation, and the device can be located in VIM, and for the execution efficiency of resource reservation, as shown in figure 12, described device includes：Receiving unit 1201, determining unit 1202, transmitting element 1203.

Receiving unit 1201, in virtualized infrastructure manager VIM, the resource reservation request message for receiving virtual network function manager VNFM transmissions.

Determining unit 1202, in VIM, the available situation for the virtual resource according to the corresponding resource location of compatibility group, it is determined whether the resource reservation request message that response VNFM is sent.

Transmitting element 1203, in VIM, for when VIM responds the resource reservation request message that VNFM is sent, resource reservation response message to be sent to VNFM.

Receiving unit 1201, in VIM, is additionally operable to receive the resource reservation configuration strategy that NFVO is sent.Wherein, resource reservation configuration strategy includes the mark of the compatibility group for the VNF examples ownership for carrying out resource reservation.

Determining unit 1202, in VIM, is additionally operable to according to resource reservation configuration strategy, it is determined that the corresponding relation between the mark and resource location of the compatibility group that the VNF examples for carrying out resource reservation belong to.

Wherein, resource reservation configuration strategy also includes：The weight information of preferential answering resource reservation request message, the weight information of preferential answering resource reservation request message by VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request.

Determining unit 1202, in VIM, it is additionally operable to as VIM while when the VNFM received belonging to the different VNF examples in same compatibility group sends resource reservation request message, according to the weight information of preferential answering resource reservation request message, it is determined that needing the VNFM of preferential answering resource reservation request message, and resource reservation response message is sent to VNFM.

The embodiments of the invention provide a kind of device of resource reservation, VIM receives VNFM and independently sends resource reservation request message, the resource reservation request message that the VNFM is independently sent can be responded, and reserve resource for the VNFM, resource reservation is carried out for it by NFVO after VNF LCM operation license requests are sent to NFVO every time without VNFM, the process of extraneous information interaction is reduced.So as to improve the execution efficiency of resource reservation.

Further, the embodiments of the invention provide the device of another resource reservation, the mark for the compatibility group that VIM carries out resource reservation by receiving VNF examples in NFVO resource reservation configuration strategies belong to, it can determine the corresponding relation between the mark and resource location of the compatibility group for the VNF examples ownership for carrying out resource reservation, during resource reservation request so as to receive VNFM as VIM, resource allocation is carried out for it at the resource location of the corresponding fixation of compatibility group；When multiple VNFM corresponding to VNF examples different in same compatibility group send resource reservation request to VIM, corresponding weight information can be distinguished in its corresponding compatibility group of VNF managed examples according to each VNFM, it is determined that needing the VNFM of preferential answering resource reservation request message, so as to solve, when multiple VNFM corresponding to multiple VNF examples in same compatibility group send resource reservation request to VIM simultaneously, how to determine to need the VNFM of resource response reservation request.

Further, as the realization to method shown in Fig. 9 and Figure 10, the embodiment of the present invention additionally provides a kind of device of resource reservation, and the device can be located in NFVO, and for the execution efficiency of resource reservation, as shown in figure 13, described device includes：Receiving unit 1301, determining unit 1302, transmitting element 1303.

Receiving unit 1301, in network function virtualization composer NFVO, the request message for receiving virtual network function manager VNFM transmissions.

Determining unit 1302, in NFVO, the capability flags information for whether supporting resource reservation according to preset strategy and instruction VNFM, it is determined whether authorize VNFM to perform the process of resource reservation.

Transmitting element 1303, in NFVO, for sending response message to VNFM.

Transmitting element 1303, in NFVO, is additionally operable to send resource reservation configuration strategy to VIM.

The embodiments of the invention provide a kind of device of resource reservation, NFVO receives the request message of VNFM transmissions, VNFM can be authorized to perform the process of resource reservation, during without the resource reservation of progress VNF LCM operations every time, it is required to send license confirmation message to VNFM, to allow VNFM and VIM to perform the process of resource allocation, so that the flow that NFVO and VNFM carries out information exchange is reduced, so as to improve the execution efficiency of resource reservation.

Further, the embodiments of the invention provide the device of another resource reservation, NFVO to VIM by sending the weight information that each VNFM identifies corresponding preferential answering resource reservation request message respectively, the corresponding multiple VNFM of multiple VNF examples belonging to can working as in same compatibility group send resource reservation request message to VIM simultaneously, determine the VNFM of preferential answering.

Yet further, the embodiments of the invention provide a kind of VNFM, as shown in figure 14, the VNFM includes：Memory 1401, network interface 1402, processor 1403.The network interface includes：First network interface 14021, the second network interface 14022, the memory 1401, network connect Mouth 1402 is connected with processor 1403 respectively.Figure 14 describes the VNFM of another embodiment of the present invention offer structure, for the authorization method for performing earlier figures 2, the VNFM of embodiment described in Fig. 3 and 4 is implemented.

First network interface 14021, the second network interface 14022 and processor 1403, processor 1403 are used to virtualize composer NFVO transmission request messages to network function by first network interface.

Wherein, request message carries the capability flags information for indicating whether VNFM supports resource reservation, and request message is used for the process that the VNFM asks Authorization execution resource reservation to NFVO.

Processor 1403 is additionally operable to the response message returned by first network interface NFVO.

Processor 1403 is additionally operable to when NFVO authorizes VNFM to perform the process of resource reservation, resource reservation request message is sent to virtualized infrastructure manager VIM by the second network interface 14022, it is its reserved resource that resource reservation request message, which is used for VNFM request VIM,.

Processor 1403 is additionally operable to the first configuration strategy information sent by first network interface NFVO.

Further, in addition to the 3rd network interface 14023.

Processor 1403 is additionally operable to send the first configuration strategy message to NE Explorer EM by the 3rd network interface 14023.

Processor 1403 is additionally operable to that after EM creates new VNF examples, the second configuration strategy information that EM is sent is received by the 3rd network interface.

VNFM provided in an embodiment of the present invention, VNFM send request message to NFVO, and request disappears Breath carries the capability flags information for indicating whether VNFM supports resource reservation, and request message is used for the process that VNFM asks Authorization execution resource reservation to NFVO, to obtain resource reservation license.By directly being interacted with VIM to perform the process of resource reservation, during without carrying out resource reservation every time, being required to initiate license request to NFVO, the process of extra information exchange being reduced, so as to improve the execution efficiency of resource reservation.

Further, the embodiments of the invention provide another VNFM structure, VNFM is by the way that the first configuration strategy information is sent to EM, to enable EM to preserve the corresponding relation between each VNF instance identifications and compatibility group mark and/or anti-compatibility group mark, when EM terminates one new VNF example of VNF examples and establishment in a Geju City, the mark for the compatibility group that the VNF examples of the new establishment are belonged to and/or the mark of anti-compatibility group are can determine, so as to which the compatibility of VNF examples that newly creates is regular and/or anti-compatibility rule so that VNFM is obtained.

Memory 1401, for storage program instruction.The processor 1402 performs the authorization method that the programmed instruction make it that VNFM performs earlier figures 2, the VNFM of embodiment described in Fig. 3 and 4 is implemented,

Yet further, the embodiments of the invention provide a kind of VIM, as shown in figure 15, the VIM includes：Memory 1501, processor 1502, network interface 1503, network interface 1503 include the network interface 15032 of first network interface 15031 and second.The memory 1501, processor 1502 are connected with network interface 1503 respectively.Figure 15 describes the VIM of another embodiment of the present invention offer structure, for the authorization method for performing earlier figures 6, the VIM of embodiment described in Fig. 7 and 8 is implemented.

First network interface 15031 and processor 1502；Processor 1502 is used for the resource reservation request message sent by first network interface virtual network function manager VNFM.

Processor 1502 is additionally operable to the available situation of the virtual resource according to the corresponding resource location of compatibility group, it is determined whether the resource reservation request message that response VNFM is sent.

Processor 1502 is additionally operable to, when VIM responds the resource reservation request message that VNFM is sent, resource reservation response message be sent to VNFM by first network interface.

Also include the second network interface 15032,

Processor 1502 is additionally operable to receive the resource reservation configuration strategy that NFVO is sent by the second network interface.

Processor 1502, is additionally operable to according to resource reservation configuration strategy, it is determined that the corresponding relation between the mark and resource location of the compatibility group that the VNF examples for carrying out resource reservation belong to.

When the VNFM transmission resource reservation request message belonging to the different VNF examples in same compatibility group is received by first network interface 15031 when processor 1502, processor 1502 is additionally operable to the weight information according to preferential answering resource reservation request message, it is determined that needing the VNFM of preferential answering resource reservation request message, and resource reservation response message is sent to VNFM by first network interface 15031.

The embodiments of the invention provide a kind of VIM, VIM receives VNFM and independently sends resource reservation request message, the resource reservation request message that the VNFM is independently sent can be responded, and reserve resource for the VNFM, resource reservation is carried out for it by NFVO after VNF LCM operation license requests are sent to NFVO every time without VNFM, the process of extraneous information interaction is reduced.So as to improve the execution efficiency of resource reservation.

Further, the embodiments of the invention provide another VIM structure, the mark for the compatibility group that VIM carries out resource reservation by receiving VNF examples in NFVO resource reservation configuration strategies belong to, it can determine the corresponding relation between the mark and resource location of the compatibility group for the VNF examples ownership for carrying out resource reservation, during resource reservation request so as to receive VNFM as VIM, resource allocation is carried out for it at the resource location of the corresponding fixation of compatibility group；When multiple VNFM corresponding to VNF examples different in same compatibility group send resource reservation request to VIM, corresponding weight information can be distinguished in its corresponding compatibility group of VNF managed examples according to each VNFM, it is determined that needing the VNFM of preferential answering resource reservation request message, resource is sent to VIM simultaneously so as to solve to work as multiple VNFM in same compatibility group corresponding to multiple VNF examples During reservation request, how to determine to need the VNFM of resource response reservation request.

Memory 1501, for storage program instruction.The processor 1502 performs the authorization method that the programmed instruction make it that VIM performs earlier figures 6, the VIM of embodiment described in Fig. 7 and 8 is implemented.

Yet further, the embodiments of the invention provide a kind of NFVO, as shown in figure 16, the NFVO includes：Memory 1601, processor 1602, network interface 1603, network interface 1603 include：First network interface 16031.The memory 1601, processor 1602 are connected with network interface 1603 respectively.Figure 16 describes the NFVO of another embodiment of the present invention offer structure, for performing the authorization method that the NFVO of embodiment described in earlier figures 9 and Figure 10 is implemented.

First network interface 16031 and processor 1602；Processor 1602 is used for the request message sent by first network interface virtual network function manager VNFM.

Wherein, the capability flags information for indicating whether VNFM supports resource reservation is carried in request message, request message is used for the process that the VNFM asks Authorization execution resource reservation to NFVO.

Processor 1602 is additionally operable to according to preset strategy and indicates whether VNFM supports the capability flags information of resource reservation, it is determined whether authorize VNFM to perform the process of resource reservation.

Processor 1602 is used to send response message to VNFM by first network interface.

Network interface 1603 also includes the second network interface 16032, and processor 1602 is additionally operable to send resource reservation configuration strategy to VIM by the second network interface.

The embodiments of the invention provide a kind of NFVO, NFVO receives the request message of VNFM transmissions, VNFM can be authorized to perform the process of resource reservation, during without the resource reservation of progress VNF LCM operations every time, it is required to send license confirmation message to VNFM, to allow VNFM and VIM to perform the process of resource allocation, so as to reduce the stream that NFVO and VNFM carries out information exchange Journey, so as to improve the execution efficiency of resource reservation.

Further, the embodiments of the invention provide another NFVO structure, NFVO to VIM by sending the weight information that each VNFM identifies corresponding preferential answering resource reservation request message respectively, the corresponding multiple VNFM of multiple VNF examples belonging to can working as in same compatibility group send resource reservation request message to VIM simultaneously, determine the VNFM of preferential answering.

Memory 1601, for storage program instruction.The processor 1602 performs the programmed instruction and causes NFVO to perform the authorization method that the NFVO of embodiment described in earlier figures 9 and 10 is implemented.

The device of resource reservation provided in an embodiment of the present invention can realize the embodiment of the method for above-mentioned offer, and concrete function is realized the explanation referred in embodiment of the method, will not be repeated here.The method and device of resource reservation provided in an embodiment of the present invention goes for the process that VNFM initiates resource reservation.But it is not limited only to this.

One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, computer program is can be by instruct the hardware of correlation to complete, described program can be stored in a computer read/write memory medium, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic disc, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access Memory, RAM) etc..

It is described above; only embodiment of the invention, but protection scope of the present invention is not limited thereto, any one skilled in the art the invention discloses technical scope in; the change or replacement that can be readily occurred in, should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.

Claims

A kind of method of resource reservation, it is characterised in that methods described includes：

Virtual network function manager VNFM virtualizes composer NFVO to network function and sends request message, the request message carries the capability flags information for indicating whether the VNFM supports resource reservation, and the request message is used for the process that the VNFM asks Authorization execution resource reservation to the NFVO；

The VNFM receives the configured information that resource reservation is carried in the response message that the NFVO is returned, the response message, and the configured information of the resource reservation is used for the process for indicating whether the NFVO authorizes the VNFM to perform resource reservation；

If the NFVO authorizes the VNFM to perform the process of resource reservation, the VNFM is to virtualized infrastructure manager VIM transmission resource reservation request message, and the resource reservation request message, which is used for the VNFM, asks the VIM to be its reserved resource.
The method of resource reservation according to claim 1, it is characterised in that the VNFM to virtualized infrastructure manager VIM send resource reservation request message the step of before, in addition to：

The VNFM receives the first configuration strategy information that the NFVO is sent, and the first configuration strategy information carries one or more VNF and distinguishes corresponding compatibility rule, wherein, the compatibility rule includes：Corresponding relation between the mark of the compatibility group of the mark of each VNF examples and each VNF examples ownership.
The method of resource reservation according to claim 2, it is characterised in that methods described also includes：

The VNFM sends the first configuration strategy message to NE Explorer EM.
The method of resource reservation according to claim 3, it is characterised in that methods described also includes：

After the EM creates new VNF examples, the VNFM receives the compatibility rule that the VNF after updating is carried in the second configuration strategy information that the EM is sent, the second configuration strategy information, wherein, the compatibility rule of the VNF after the renewal includes：The corresponding relation between the mark of the mark of the new VNF examples of original VNF examples and the compatibility group of original VNF examples ownership is replaced, original VNF examples are described first with the VNF examples in value policy message.
A kind of method of resource reservation, it is characterised in that methods described includes：

Virtualized infrastructure manager VIM receives the resource reservation request message that virtual network function manager VNFM is sent, the mark for the compatibility group that the VNF that the resource reservation request message carries reserved resource progress life cycle management operation is belonged to；

The VIM is according to the available situation of the virtual resource of the corresponding resource location of the compatibility group, it is determined whether the resource reservation request message that the response VNFM is sent；

If the VIM responds the resource reservation request message that the VNFM is sent, the VIM sends to the VNFM and the identification information that the VIM reserves resource for the VNFM is carried in resource reservation response message, the resource reservation response message.
The method of resource reservation according to claim 5, it is characterised in that before the step of virtualized infrastructure manager VIM receives the resource reservation request message of virtual network function manager VNFM transmissions, in addition to：

The VIM receives the resource reservation configuration strategy that the NFVO is sent, and the resource reservation configuration strategy includes the mark of the compatibility group for the VNF examples ownership for carrying out resource reservation；

The VIM is according to the resource reservation configuration strategy, it is determined that carrying out the corresponding relation identified between the resource location of the compatibility group of the VNF examples ownership of resource reservation.
The method of resource reservation according to claim 6, it is characterised in that the resource reservation configuration strategy also includes：The weight information of preferential answering resource reservation request message, the weight information of the preferential answering resource reservation request message by the VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request；Methods described also includes：

When receiving the VNFM transmission resource reservation request message belonging to the different VNF examples in same compatibility group simultaneously as the VIM, VIM is according to the weight information of the preferential answering resource reservation request message, it is determined that needing the VNFM of preferential answering resource reservation request message, and resource reservation response message is sent to VNFM.
A kind of method of resource reservation, it is characterised in that methods described includes：

Network function virtualization composer NFVO receives the request message that virtual network function manager VNFM is sent, the capability flags information for indicating whether the VNFM supports resource reservation is carried in the request message, the request message is used for the process that the VNFM asks Authorization execution resource reservation to the NFVO；

Whether the NFVO supports resource reservation according to the preset tactful and described instruction VNFM Capability flags information, it is determined whether authorize the VNFM to perform the process of resource reservation；

The NFVO sends the configured information that resource reservation is carried in response message, the response message to the VNFM, and the configured information of the resource reservation is used for the process for indicating whether the NFVO authorizes the VNFM to perform resource reservation.
The method of resource reservation according to claim 8, it is characterised in that the NFVO to the VNFM send response message the step of after, in addition to：

The NFVO sends resource reservation configuration strategy to the VIM, the resource reservation configuration strategy is used for when multiple VNFM belonging to VNF in same compatibility group send the resource reservation request message to the VIM simultaneously, the VIM determines to need the VNFM of resource response reservation requests according to the resource reservation configuration strategy information, the resource reservation configuration strategy includes the weight information of VNFM marks and preferential answering resource reservation request message, wherein, the weight information of the preferential answering resource reservation request message by VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request.
A kind of virtual network function manager VNFM, it is characterised in that including：

First network interface, the second network interface and processor, the processor is used to virtualize composer NFVO transmission request messages to network function by the first network interface, the request message carries the capability flags information for indicating whether the VNFM supports resource reservation, and the request message is used for the process that the VNFM asks Authorization execution resource reservation to the NFVO；

The processor is additionally operable to the response message returned by NFVO described in the first network interface, the configured information of resource reservation is carried in the response message, the configured information of the resource reservation is used for the process for indicating whether the NFVO authorizes the VNFM to perform resource reservation；

The processor is additionally operable to when the NFVO authorizes the VNFM to perform the process of resource reservation, resource reservation request message is sent to virtualized infrastructure manager VIM by second network interface, the resource reservation request message, which is used for the VNFM, asks the VIM to be its reserved resource.
VNFM according to claim 10, it is characterised in that

The processor is additionally operable to the first configuration strategy information sent by NFVO described in the first network interface, and the first configuration strategy information carries one or more VNF and distinguishes corresponding compatibility rule, wherein, the compatibility rule includes：The mark of each VNF examples with it is described every Corresponding relation between the mark of the compatibility group of individual VNF examples ownership.
VNFM according to claim 11, it is characterised in that also including the 3rd network interface,

The processor is additionally operable to send the first configuration strategy message to NE Explorer EM by the 3rd network interface.
VNFM according to claim 12, it is characterised in that

The processor is additionally operable to after the EM creates new VNF examples, the second configuration strategy information that the EM is sent is received by the 3rd network interface, the compatibility rule of the VNF after updating is carried in the second configuration strategy information, wherein, the compatibility rule of the VNF after the renewal includes：The corresponding relation between the mark of the mark of the new VNF examples of original VNF examples and the compatibility group of original VNF examples ownership is replaced, original VNF examples are described first with the VNF examples in value policy message.
A kind of virtualized infrastructure manager VIM, it is characterised in that including：

First network interface ＆ processor；The processor is used for the resource reservation request message sent by first network interface virtual network function manager VNFM, the mark for the compatibility group that the VNF that the resource reservation request message carries reserved resource progress life cycle management operation is belonged to；

The processor is additionally operable to the available situation of the virtual resource according to the corresponding resource location of the compatibility group, it is determined whether the resource reservation request message that the response VNFM is sent；

The processor is additionally operable to when the VIM responds the resource reservation request message that the VNFM is sent, sent by the first network interface to the VNFM and the identification information that the VIM reserves resource for the VNFM is carried in resource reservation response message, the resource reservation response message.
VIM according to claim 14, it is characterised in that also including the second network interface,

The processor is additionally operable to receive the resource reservation configuration strategy that the NFVO is sent by second network interface, and the resource reservation configuration strategy includes the mark of the compatibility group for the VNF examples ownership for carrying out resource reservation；

The processor, is additionally operable to according to the resource reservation configuration strategy, it is determined that carrying out the corresponding relation identified between the resource location of the compatibility group of the VNF examples ownership of resource reservation.
VIM according to claim 15, it is characterised in that the resource reservation configures plan Slightly also include：The weight information of preferential answering resource reservation request message, the weight information of the preferential answering resource reservation request message by the VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request；

When the processor sends the resource reservation request message by the VNFM belonging to different VNF examples of the first network interface into same compatibility group, the processor is additionally operable to the weight information according to the preferential answering resource reservation request message, it is determined that needing the VNFM of preferential answering resource reservation request message, and resource reservation response message is sent to VNFM by the first network interface.
A kind of network function virtualization composer NFVO, it is characterised in that including：

First network interface ＆ processor；The processor is used for the request message sent by the first network interface virtual network function manager VNFM, the capability flags information for indicating whether the VNFM supports resource reservation is carried in the request message, the request message is used for the process that the VNFM asks Authorization execution resource reservation to the NFVO；

The processor is additionally operable to whether support the capability flags information of resource reservation according to the preset tactful and described instruction VNFM, it is determined whether authorize the VNFM to perform the process of resource reservation；

The processor is used to send response message to the VNFM by the first network interface, the configured information of resource reservation is carried in the response message, the configured information of the resource reservation is used for the process for indicating whether the NFVO authorizes the VNFM to perform resource reservation.
NFVO according to claim 17, it is characterised in that also including the second network interface,

The processor is additionally operable to send resource reservation configuration strategy to the VIM by second network interface, the resource reservation configuration strategy is used for when multiple VNFM belonging to VNF in same compatibility group send the resource reservation request message to the VIM simultaneously, the VIM determines to need the VNFM of resource response reservation requests according to the resource reservation configuration strategy information, the resource reservation configuration strategy includes the weight information of VNFM marks and preferential answering resource reservation request message, wherein, the weight information of the preferential answering resource reservation request message by VNFM in the compatibility group that its VNF managed example is belonged to preferentially by the weight information of resource response reservation request.