CN101924652B - Network management and north interface-based network element control method thereof - Google Patents
Network management and north interface-based network element control method thereof Download PDFInfo
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Abstract
The embodiment of the invention relates to the technical field of communication, and discloses network management and a north-interface-based network element control method thereof. The method comprises the following steps of: dividing access domains for network elements; allocating access right of the access domains for access users of various operational support systems; receiving north interface calling requests sent by the access users, wherein the north interface calling requests are used for indicating and controlling network elements in the access domains corresponding to the access users; and responding to the calling requests, and sending control signals to the network elements in the access domains corresponding to the access users to control the network elements. The method can support the north interface requirement of the operational support system divided in the field of telecommunication under the condition that network management in various fields are combined into convergent network management.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of webmaster and based on the method for northbound interface control network element.
Background technology
Communication network is divided into mobile network, Access Network, data communication network (route and switching network) usually, transmits net according to far and near with the distance of user side.Above-mentioned disparate networks there are differences at aspects such as the technology of being used, range of application, O&M patterns, is referred to as field difference, and thus, above-mentioned disparate networks is defined as mobile field, access field, data field, transmission field again respectively.The telecom operation and maintenance pattern is managed independently according to the field; No matter be Element management system (the Element Management System that the telecom equipment vendor develops; EMS), NMS (Network Management System; NMS), or operator or OSS (Operation Support System, OSS) the high-rise OSS system of manufacturer's exploitation is not always the case.
In communication network, the various OSS that divide according to field of telecommunications, for example mobile field OSS, insert field OSS, data field OSS, transmit ubiquities such as field OSS, the managed operation pattern of various field OSS is comparative maturity also.As shown in Figure 1, in existing OSS managed operation pattern, (North-Bound Interface NBI) combines with the webmaster in this field and controls the network element in this field the OSS in each field through northbound interface.Wherein, webmaster can be NMS or EMS.In the practical application, the NBI interface belongs to the part of webmaster, connects the interface of OSS as webmaster.
Along with the development of many network integrations, the telecom equipment vendor begins to trend towards developing the webmaster that can control the network element in a plurality of fields simultaneously in order to reduce cost and to promote competitiveness, claims to merge webmaster again.But for telecom operators; The OSS that divides according to field of telecommunications widely applies in communication network; Its managed operation pattern is comparative maturity also; Based on the consideration of the existing investment of protection, the OSS that divides according to field of telecommunications can not be upgraded to with settling at one go possesses multi-field managerial ability, and branchs territory management mode is upgraded in the process of universe management mode will manage compatibility requirement in long-term existence branch territory.Binding site between the OSS system of operator and the EMS that the telecom equipment vendor provides, the NMS system is NBI; Under the situation that the OSS that divides according to field of telecommunications does not upgrade; After the webmaster in a plurality of fields is merged into the fusion webmaster; How to support does not have solution at present as yet according to the NBI demand of the OSS of field of telecommunications division.
Summary of the invention
A kind of webmaster is provided in the embodiment of the invention and, can have merged under the situation that merges webmaster, the NBI demand of the OSS that supports to divide according to field of telecommunications at the webmaster in a plurality of fields based on the method for northbound interface control network element.
The method of a kind of webmaster based on northbound interface control network element is provided in the embodiment of the invention, comprises:
Network element is divided access domain;
The access rights of distributing said access domain for the access user of each OSS;
Receive the northbound interface call request that said access user sends, said northbound interface call request is used for indicating the network element of the corresponding access domain of the said access of control user;
Respond said call request, send a control signal to the network element in the corresponding access domain of said access user, realize control said network element.
A kind of Network Management Equipment is provided in the embodiment of the invention, comprises:
Controller is used for network element is divided access domain, and the access rights of distributing said access domain for the access user of each OSS;
Northbound interface is used to receive the northbound interface call request that said access user sends, and said northbound interface call request is used for indicating the network element of the corresponding access domain of the said access of control user;
Transmitter module under the control of controller, responds the said call request that said northbound interface is transmitted, and sends a control signal to the network element in the corresponding access domain of said access user, realizes the control to said network element.
Compared with prior art, the embodiment of the invention has following beneficial effect:
In the embodiment of the invention; Webmaster can be divided access domain to network element in advance; And the access rights of giving the access user assigns access territory of each OSS; When webmaster being used for of receiving that some accesses user sends indicated the northbound interface call request of network element of access domain of this accesss of control user correspondence; This call request of webmaster response is controlled the network element in the access domain of distributing to this access user, thereby merges under the situation that merges webmaster at the webmaster of a plurality of field of telecommunications, still can support the northbound interface demand according to the OSS of field of telecommunications division.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, will do to introduce simply to the accompanying drawing of required use among the embodiment below.
Fig. 1 is the sketch map of existing OSS managed operation pattern;
The webmaster that Fig. 2 provides for the embodiment of the invention is controlled the method flow diagram of network element based on northbound interface;
Fig. 3 divides sketch map for a kind of access domain that the embodiment of the invention provides;
A kind of network element distribution schematic diagram that Fig. 4 provides for the embodiment of the invention;
The structural representation of a kind of webmaster that Fig. 5 provides for the embodiment of the invention;
A kind of northbound interface Organization Chart that Fig. 6 provides for the embodiment of the invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
For the ease of understanding, at first the term that hereinafter relates to is described below:
NBI, North-Bound Interface provides the adaptive and function realization of protocol layer of interface.
OSS, Operation Support System is as the functional entity that calls NBI control network element, through NBI control network element; Wherein, OSS need use the authorization message that inserts the user to call NBI.
Provide in the embodiment of the invention a kind of based on northbound interface control network element method and realize the webmaster of this method, can merge under the situation that merges webmaster the NBI demand of the OSS that supports to divide at the webmaster in a plurality of fields according to field of telecommunications.Wherein, field of telecommunications includes but not limited to access field, mobile field, data field, transmission field.Network element includes but not limited to router (Router), gateway (Gateway), repeater (Repeater) and other network terminals.To network element control include but not limited to network element power on, down electricity, wake up, dormancy and frequency conversion.
See also Fig. 2, control the flow chart of the method for network element for a kind of webmaster that provides in the embodiment of the invention based on northbound interface.The method of this control network element comprises:
201, network element is divided access domain, and give the access rights in the access user assigns access territory of each OSS;
As shown in Figure 3, webmaster is divided into access domain 1 to network element, access domain 2 ..., access domain n; Wherein, webmaster is given the access rights in the access user 1 assigns access territory 1 of OSS1; Webmaster is given the access rights in the access user 2 assigns access territories 2 of OSS2; ...; Webmaster is given the access rights of the access user n assigns access territory n of OSSn.Wherein, webmaster docks with above-mentioned OSS1～OSSn through NBI.
202, receive the NBI call request of the access user transmission of above-mentioned OSS; Wherein, this NBI call request is used for indicating the network element of the corresponding access domain of this access of control user;
203, the above-mentioned call request of response sends a control signal to the network element in the corresponding access domain of the access user of above-mentioned OSS, realizes the control of webmaster to network element.
For instance; Webmaster can pass through Intelligent Platform Management Bus (Intelligent Platform Management Bus; IPMB) or other designated lanes send the network element in Energy Saving Control signals (like frequency conversion instruction or dormancy instruction etc.) to the corresponding access domain of the access user of above-mentioned OSS, realize the Energy Saving Control of webmaster to network element.Again for example, webmaster can send the network element in the corresponding access domain of the access user that controls signal to above-mentioned OSS of powering on through the IPMB bus, realizes merging the last electric control of webmaster to network element.
Preferably, the method based on northbound interface control network element that provides in the present embodiment also comprises:
Webmaster obtains the access authentication information of above-mentioned each OSS to its secure subsystem, and carries out authentication according to said access authentication information; If authentication is correct, then execution in step 203; Otherwise if the authentication mistake is then jumped out this flow process, and the error message of feedback authentication is to the access user of above-mentioned each OSS.Further, webmaster can feed back the access user of the result of authentication to above-mentioned each OSS.Through above-mentioned authentication operations, can filter the NBI call request of the access user transmission of the illegal OSS of a part of identity.In the embodiment of the invention; Webmaster is divided access domain to network element in advance; And the access rights of giving the access user assigns access territory of each OSS; When webmaster being used for of receiving that the access user of some OSS sends indicated the NBI call request of network element of access domain of this accesss of control user correspondence; This NBI call request of webmaster response is controlled the network element in the access domain of distributing to this access user, thereby merges under the situation that merges webmaster at the webmaster of a plurality of field of telecommunications, still can support the NBI demand according to the OSS of field of telecommunications division.
Specify webmaster is divided access domain to network element embodiment below in conjunction with accompanying drawing.
Embodiment one:
In the present embodiment one; Webmaster is granularity with the network element; Divide access domain according to the subnet under NE type and/or the network element; And the access rights of giving the access user assigns access territory of each OSS, the mode in this assigns access territory is claimed subscriber network access territory (Network Access Domain, NAD) control again.In the present embodiment, above-mentioned NE type comprises the data network element, transmits network element, access network element or the like.
For instance; Present embodiment can be set up the corresponding relation of each OSS and an access domain on webmaster; When having corresponding relation between some OSS and the access domain, be defaulted as the access rights that access user capture that webmaster distributed this OSS should the correspondence access domain; Otherwise, when all not having corresponding relation between some OSS and any access domain, explain that the access user of this OSS does not have the access rights of any access domain of visit.
Particularly, webmaster can only be the access user assigns access territory of above-mentioned each OSS according to NE type; It perhaps only is the access user assigns access territory of above-mentioned each OSS according to the subnet under the network element; Be the access user assigns access territory of above-mentioned each OSS according to the subnet under NE type and the network element simultaneously perhaps.Wherein, the realization of user NAD control can have different mutation, below provides a user NAD control sample:
# user NAD control, only effective under the situation that NAD control is opened.0: adopt NE type; 1: adopt the affiliated subnet of network element; 2: adopt the affiliated subnet of NE type and network element;
#|NAD’s?control，validate?when?NAD?Switch?Open.0：by?granted?device?type；1：by?granted?Subnet?Of?device；2：by?granted?device?type&Subnet?Of?device；
NAD?control＝0
In order to understand the user NAD control that relates in the present embodiment better, be elaborated below in conjunction with Fig. 4.Suppose to exist category-A network element a1, a2; Category-B network element b1, C class network element c1, c2, c3.Wherein, a1, b1, c1 are positioned at subnet 1; A2 is positioned at subnet 2; C2, c3 are positioned at subnet 3.Wherein, subnet 1, subnet 2, subnet 3 are represented three different subnets respectively; User Client 1 is as the access user of OSS1, and user Client 2 is as the access user of OSS2.
1, when NAD control value is 0, webmaster only is the access user assigns access territory of above-mentioned OSS1 and OSS2 according to NE type.If user Client 1 is authorized the access rights of NE type A, C, user Client 2 is authorized the access rights of NE type A, B, and then the accessible object of user Client 1 is { a1, a2; C1, c2, c3}, the accessible object of user Client 2 is { a1; A2, b1}, correspondingly, webmaster is that the access domain that the user Client 1 of above-mentioned OSS1 distributes is { a1 according to NE type; A2, c1, c2, c3}; Merging webmaster is that the access domain that the user Client 2 of above-mentioned OSS2 distributes is { a1, a2, b1} according to NE type.
2, when NAD control value is 1, webmaster is only according to the access user assigns access territory of the subnet under the network element (being Subnet 1, Subnet 2, Subnet 3) for above-mentioned OSS1 and OSS2.If user Client 1 is authorized subnet 1, the access rights of subnet 3, user Client 2 is authorized subnet 2, the access rights of subnet 3, then the accessible object of user Client 1 is { a1; B1, c1, c2, c3}; The accessible object of user Client 2 be a2, c2, c3}, correspondingly webmaster is that the access domain that the user Client 1 of above-mentioned OSS1 distributes is { a1 according to authorization object; B1, c1, c2, c3}; Merging webmaster is that the access domain that above-mentioned OSS2 user Client 2 distributes is { a2, c2, c3} according to authorization object.
3, when NAD control value is 2, webmaster needs simultaneously according to the access user assigns access territory of the subnet under NE type and the network element (being Subnet 1, Subnet 2, Subnet 3) for above-mentioned OSS1 and OSS2.If user Client1 is authorized the access rights of NE type A, C, authorized subnet 1, the access rights of subnet 3 simultaneously; And user Client 2 authorized the access rights of NE type A, B, authorized subnet 2, the access rights of subnet 3 simultaneously; Then the accessible object of user Client 1 be a1, c1, c2, c3}, the accessible object of user Client 2 is { a2}; Correspondingly webmaster is that the access domain that the user Client1 of above-mentioned OSS1 distributes is { a1, c1, c2, c3} according to the subnet under NE type and the network element; Merging webmaster is that the access domain of user Client 2 distribution of above-mentioned OSS2 is { a2} according to NE type and authorization object.
In the present embodiment one, can on webmaster, dispose a user NAD control switch, when webmaster need carry out opening when above-mentioned user NAD controls this user NAD control switch, when webmaster need not carry out cutting out when above-mentioned user NAD controls this user NAD control switch.Wherein, the configuration of NAD control switch can be following:
# user NAD control switch, 0: no NAD control; 1: open NAD control
#|Switch?for?NAD(Network?Access?Domain)control.0：No?NAD?limit；1：OSS’s?visit?will?be?limit?by?NAD
NAD?Switch＝0
Embodiment two:
In the present embodiment two, webmaster is each field of telecommunications with the attribute configuration of NE type, and with each field of telecommunications as an access domain.
For example, if NE type is the data network element, then webmaster can be the data field with the attribute configuration of this NE type; If NE type is for transmitting network element, then webmaster can be the transmission field with the attribute configuration of this NE type.
In the present embodiment two, when the attribute configuration with NE type is field of telecommunications such as data field, transmission field, can further said field of telecommunications be divided into military area or demilitarized zone;
Below providing one uses the XML format configuration file to realize the sample that military area and demilitarized zone NE type are divided:
In above-mentioned sample, the military area uses " character string use in the military area verification " to carry out the NE type protection, and merge webmaster and can detect any change that NE type in the military area is disposed, and can invalid above-mentioned change; And in the demilitarized zone, can NE type be reconfigured being no more than under the situation of certain amount.
Thus, field of telecommunications is that the NE type of military area can not be revised, and can revise and field of telecommunications is a NE type in the demilitarized zone.Like this, when disposing the scene, can revise the configuration of part NE type, can all not decontrol the classification configuration of NE type simultaneously again, prevent the configuration of malicious modification NE type, improve the fail safe of NE type configuration.
Embodiment three:
In the present embodiment three, webmaster is classified the northbound interface function, and adds the notice reporting function, forms each interface function collection; With each interface function collection as an access domain.Wherein, the interface function collection can comprise alarm function collection, service dispense function collection, testing and diagnosing function collection, NE-level configuration feature collection etc.
In embodiment two and embodiment three, further the authority of pre-configured its each access domain of control on webmaster for example, if the expectation webmaster is controlled some access domains, is then given the licence of this access domain of a control of network management configuration.When webmaster receives the NBI call request that the access user of an OSS sends; If network management configuration control the licence of the corresponding access domain of this access user; Then webmaster sends a control signal to the network element in the corresponding access domain of this access user, realizes the control to network element; Otherwise then webmaster is abandoned the control to the network element in the corresponding access domain of this access user.
See also Fig. 5, be the structural representation of a kind of webmaster of providing in the embodiment of the invention.This webmaster 500 can comprise controller 501, northbound interface 502 and transmitter module 503.
Controller 501 is used for network element is divided access domain, and gives the access rights in the access user assigns access territory of each OSS.
Northbound interface 502 is used to receive the NBI call request that above-mentioned access user sends, and wherein, this NBI call request is used for indicating the network element of the corresponding access domain of this access of control user.
Transmitter module 503, under the control of controller 501, the said NBI call request that response northbound interface 502 is transmitted sends a control signal to the network element in the corresponding access domain of the access user of above-mentioned OSS, realizes the control to network element.
For instance, transmitter module 503 can send the network element in Energy Saving Control signal (like frequency conversion instruction or dormancy instruction etc.) to the corresponding access domain of the access user of above-mentioned OSS through IPMB bus or other designated lanes, realizes the Energy Saving Control of webmaster to network element.Again for example, transmitter module 503 can send the network element in the corresponding access domain of the access user that controls signal to above-mentioned OSS of powering on through the IPMB bus, realizes the last electric control of webmaster to network element.
It is identical that the concrete implementation method that the 501 pairs of network elements of controller are divided access domain and webmaster are controlled three embodiment that enumerate among the method embodiment of network element based on northbound interface, and present embodiment is not given unnecessary details.
In the embodiment of the invention, can on webmaster, NBI be divided into a plurality of NBI subsystems, wherein, OSS of each NBI subsystem butt joint is used to receive the NBI call request that the access user of an OSS sends.As shown in Figure 6, can on webmaster, NBI be divided into NBI subsystem 1, NBI subsystem 2 ..., NBI subsystem n (n＞1).Wherein, each NBI subsystem can be designed as the process form of independent operating, and can communicate through internal message bus and other subsystems of webmaster (for example, ADMINISTRATION SUBSYSTEM, secure subsystem etc.) of webmaster.Usually; A NBI subsystem is represented a kind of realization of NBI agreement; Wherein, the NBI agreement includes but not limited to: as the Common Object Request Broker Architecture of the industrial standard of communicating by letter between a kind of object (Common Object Request Broker Architecture, CORBA), transaction language 1 (Traction Language 1; TL1), extend markup language (Extensible Markup Language; XML), man-machine language (Man-Machine Language, MML), Simple Network Management Protocol (Simple Network Management Protocol, agreement such as SNMP).
Wherein, on the webmaster NBI is being divided under the situation of a plurality of NBI subsystems as shown in Figure 6, each OSS also can insert same NBI subsystem, can receive the access user's of each OSS NBI call request by this NBI subsystem, and present embodiment does not limit.When each OSS inserted same NBI subsystem, the NBI agreement that each OSS uses was identical, and the interface definition and the interface semanteme of NBI subsystem that shows as each OSS butt joint is identical; When OSS of each NBI subsystem butt joint, the NBI agreement that each OSS uses can be inequality, shows as to have one of following situation or multiple between each NBI subsystem:
1) interface definition is different, semantic different;
2) interface definition is identical, and is semantic different;
3) the interface semanteme is identical, and definition is different.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be accomplished through the relevant hardware of program command; Aforesaid program can be stored in the computer read/write memory medium; This program the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, read-only memory (ROM), random access device (RAM), magnetic disc or CD.
More than carried out detailed introduction to a kind of webmaster of being provided in the embodiment of the invention and based on the method for northbound interface control network element; Used concrete example among this paper principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that on embodiment and range of application, all can change, to sum up, this description should not be construed as limitation of the present invention.
Claims (12)
1. a webmaster is characterized in that based on the method for northbound interface control network element, comprising:
Network element is divided access domain;
The access rights of distributing said access domain for the access user of each OSS;
Receive the northbound interface call request that said access user sends, said northbound interface call request is used for indicating the network element of the corresponding access domain of the said access of control user;
Respond said call request, send a control signal to the network element in the corresponding access domain of said access user, realize control said network element.
2. method according to claim 1 is characterized in that, the mode of network element being divided access domain is specially: be granularity with the network element, divide access domain according to the subnet under NE type and/or the network element.
3. method according to claim 1 is characterized in that, the mode of network element being divided access domain is specially:
With the attribute configuration of NE type is each field of telecommunications;
With each said field of telecommunications as an access domain.
4. method according to claim 3 is characterized in that, said field of telecommunications is divided into military area or demilitarized zone; Wherein, the NE type of network element can not be revised in the military area, and the NE type of network element can be revised in the demilitarized zone.
5. method according to claim 1 is characterized in that, the mode of network element being divided access domain is specially:
The northbound interface function is classified, and add the notice reporting function, form each interface function collection;
With each said interface function collection as an access domain.
6. according to claim 3 or 5 described methods, it is characterized in that,
Dispose the authority of said each access domain of webmaster control;
When receiving the northbound interface call request of said access user transmission; If the authority of the access domain that the said access of the said webmaster control of configuration user is corresponding; Then send a control signal to the network element in the corresponding access domain of said access user, realize control said network element; Otherwise, then abandon control to the network element in the corresponding access domain of said access user.
7. a Network Management Equipment is characterized in that, comprising:
Controller is used for network element is divided access domain, and the access rights of distributing said access domain for the access user of each OSS;
Northbound interface is used to receive the northbound interface call request that said access user sends, and said northbound interface call request is used for indicating the network element of the corresponding access domain of the said access of control user;
Transmitter module under the control of controller, responds the said call request that said northbound interface is transmitted, and sends a control signal to the network element in the corresponding access domain of said access user, realizes the control to said network element.
8. Network Management Equipment according to claim 7 is characterized in that, the mode that said controller is divided access domain is specially: be granularity with the network element, divide access domain according to the subnet under NE type and/or the network element.
9. Network Management Equipment according to claim 7 is characterized in that, the mode that said controller is divided access domain is specially: the attribute configuration of NE type is each field of telecommunications, with each said field of telecommunications as an access domain.
10. Network Management Equipment according to claim 9 is characterized in that, said controller also is used for said field of telecommunications is divided into military area or demilitarized zone; Wherein, the NE type of network element can not be revised in the military area, and the NE type of network element can be revised in the demilitarized zone.
11. Network Management Equipment according to claim 7; It is characterized in that the mode that said controller is divided access domain is specially: the northbound interface function is classified, and add the notice reporting function; Form each interface function collection, with each said interface function collection as an access domain.
12., it is characterized in that said controller also is used to dispose the authority that said transmitter module is controlled each access domain according to claim 9 or 11 described Network Management Equipments;
When said transmitter module receives the northbound interface call request of said access user transmission; If disposed the authority of controlling the corresponding access domain of said access user; Then said transmitter module sends a control signal to the network element in the corresponding access domain of said access user, realizes the control to said network element; Otherwise then said transmitter module is abandoned the control to the network element in the corresponding access domain of said access user.
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| CN1787449A (en) * | 2004-12-08 | 2006-06-14 | 中兴通讯股份有限公司 | Integrated network managing system of telecommunication management network and method for realizing integrated network management |
| CN101621401A (en) * | 2008-06-30 | 2010-01-06 | 华为技术有限公司 | Network management configuration method based on northbound interface and device |
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| CN1787449A (en) * | 2004-12-08 | 2006-06-14 | 中兴通讯股份有限公司 | Integrated network managing system of telecommunication management network and method for realizing integrated network management |
| CN101621401A (en) * | 2008-06-30 | 2010-01-06 | 华为技术有限公司 | Network management configuration method based on northbound interface and device |
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