CN102904904A - Method for improving security of soft switch scheduling system - Google Patents
Method for improving security of soft switch scheduling system Download PDFInfo
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- CN102904904A CN102904904A CN2012104507285A CN201210450728A CN102904904A CN 102904904 A CN102904904 A CN 102904904A CN 2012104507285 A CN2012104507285 A CN 2012104507285A CN 201210450728 A CN201210450728 A CN 201210450728A CN 102904904 A CN102904904 A CN 102904904A
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Abstract
The embodiment of the invention provides a method for improving the security of a soft switch scheduling system. A multi-protocol label switch virtual private network (MPLSVPN) is used as a bearing network; the soft switch scheduling system comprises a main serer and N scheduling stations serving as thin terminals; and Internet protocol (IP) communication interfaces are formed in the main server and the scheduling stations. The method comprises the following steps of: arranging N virtual machines on the main server; arranging a virtual desktop basic infrastructure on each scheduling station serving as the thin terminal to supply a virtual desktop; authenticating the scheduling station having access into the bearing network; and allowing the scheduling station which passes the authentication and serves as a legal terminal to have access into the bearing network and execute data forwarding, and forbidding the scheduling stations which do not pass the authentication to have access into the bearing network. According to the embodiment of the invention, by the MPLSVPN, soft switch is scheduled to be isolated from other services in the IP bearing network, so that the security is improved; only the scheduling station which passes through the authentication is allowed to have access into the bearing network, so that the security is also improved; and moreover, the scheduling stations serving as the thin terminals cannot be infected by viruses, and the security is also improved.
Description
Technical field
The present invention relates to communication technical field, in particular, relate to the method that improves the fail safe of soft switch dispatching patcher.
Background technology
In power communication, a lot of zones have adopted the soft switch dispatching patchers to replace traditional program control scheduling system, or soft switch dispatching patcher and the parallel use of traditional program control scheduling system.
Because soft switch is to be carried on the IP data network, and may with other operation system share I P bearer network, and ubiquitous virus and network attack are huge threats to soft switch in the IP data network.Therefore, need the fail safe that improves the soft switch dispatching patcher badly.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of method that improves the fail safe of soft switch dispatching patcher.
For achieving the above object, the embodiment of the invention provides following technical scheme:
A kind of method that improves the fail safe of soft switch dispatching patcher, it is characterized in that, adopt MPLS VPN as bearer network, described soft switch dispatching patcher comprises master server and N the dispatching desk as thin terminal, be provided with the IP communication interface on described master server and the dispatching desk, described N is positive integer;
Described method comprises:
At N virtual machine of described master server deploy, and in each virtual machine deploy operating system and application software;
At each as the dispatching desk deploy virtual desktop architecture of thin terminal so that virtual desktop to be provided, described N is corresponding one by one with a described N virtual machine as the dispatching desk of thin terminal;
When described dispatching desk wish accesses described bearer network, described dispatching desk is authenticated;
Permission is linked into as legal terminal by the dispatching desk that authenticates carries out data retransmission in the described bearer network, refusal does not access described bearer network by the dispatching desk of authentication.
Preferably, described virtual desktop architecture adopts PCOIP desktop display protocol.
Preferably, described soft switch dispatching patcher also comprises upgrade server, and described method also comprises:
Utilize described upgrade server that the virtual machine in the described master server is upgraded.
Preferably, described soft switch dispatching patcher also comprises storage server, stores each user's personal settings file on the described storage server, and described personal settings file comprises that relative users is at the personal settings of making as the dispatching desk of thin terminal; Also store each user's personal settings sign on the described master server, comprise in the described personal settings sign that the personal settings file with relative users shines upon pointer information mutually;
Described method also comprises:
When the user logs in virtual desktop in the dispatching desk as thin terminal, described master server utilizes the pointer information in this user's the personal settings sign to call corresponding personal settings file in the described storage server, utilizes the information in the personal settings file that virtual desktop is set.
Preferably, described authentication comprises:
The cipher authentication that prompting input scheduling person's account number and password log in logins successfully, and then the operated dispatching desk of dispatcher passes through authentication;
Perhaps, the authentication by intelligent fingerprint identification is logined logins successfully, and then the operated dispatching desk of dispatcher passes through authentication.
Therefore, in embodiments of the present invention, from professional security consideration, by other business realizing isolation in MPLS VPN order scheduling soft switch and the IP bearer network, thereby improved fail safe; Only allow also further to have improved fail safe by the dispatching desk access network of authentication.In addition, owing to do not have operating system as the dispatching desk self of thin terminal, therefore just can not exist operating system by the safety issue of virus infections yet, improve from another point of view fail safe yet.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiments of the invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to the accompanying drawing that provides other accompanying drawing.
The soft switch dispatching patcher structural representation that Fig. 1 provides for the embodiment of the invention;
The method flow diagram of the raising soft switch dispatching patcher fail safe that Fig. 2 provides for the embodiment of the invention;
Another structural representation of soft switch dispatching patcher that Fig. 3 provides for the embodiment of the invention;
The another structural representation of soft switch dispatching patcher that Fig. 4 provides for the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, 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 belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
The method of the raising soft switch dispatching patcher fail safe that the embodiment of the invention provides, adopt MPLSVPN as bearer network, wherein, referring to Fig. 1, the soft switch dispatching patcher comprises at least as the master server 1 of cloud platform and N (N the is positive integer) dispatching desk 2 as thin terminal, wherein: master server 1 deploy has N virtual machine 101, in each virtual machine deploy operating system and application software is arranged; Dispatching desk 2 is corresponding one by one with virtual machine 101, and each dispatching desk deploy has the virtual desktop architecture so that virtual desktop to be provided; Be provided with the IP communication interface on master server 1 and the dispatching desk 2, the IP communication interface of master server 1 is carried out information interaction by the IP communication interface of bearer network and dispatching desk 2.Certainly, on logic, by IP communication interface and bearer network, realization be information interaction between virtual machine 101 and the corresponding dispatching desk 2.
Based on above-mentioned MPLS VPN and thin terminal, referring to Fig. 2, the method comprises:
S1, at N virtual machine of master server deploy, and in each virtual machine deploy operating system and application software;
S2, at each as the dispatching desk deploy virtual desktop architecture of thin terminal so that virtual desktop to be provided;
S3, when dispatching desk wish access MPLS VPN bearer network, dispatching desk is authenticated;
S4, permission are linked in the MPLS VPN bearer network as legal terminal by the dispatching desk that authenticates carries out data retransmission, and refusal accesses MPLS VPN bearer network by the dispatching desk of authentication.
As seen, in embodiments of the present invention, from professional security consideration, by other business realizing isolation in MPLS VPN scheduling soft switch and the IP bearer network, thereby improved fail safe; Only allow also further to have improved fail safe by the dispatching desk access network of authentication.In addition, owing to do not have operating system as the dispatching desk self of thin terminal, therefore just can not exist operating system by the safety issue of virus infections yet, improve from another point of view fail safe yet.
Now introduce respectively above-mentioned virtual desktop, MPLS VPN and authentication.
Virtual desktop:
Dispatching desk in the soft switch dispatching patcher plays very important effect as dispatcher's workbench.Dispatching desk is computer specifically, and in traditional soft degree switching system, each dispatching desk exists as an independent network element, namely has independently operating system and software architecture on each computer as dispatching desk.Therefore, the function of dispatching desk is that operating system and application software by computer self realizes.Only transmit necessary communication data between dispatching desk and the server.Because traditional dispatching desk self has operating system, therefore, the inevitable operating system of dispatching desk installation that must face is by the safety issue of virus infections.
And in embodiments of the present invention, in master server one side, for each dispatching desk is prepared special-purpose virtual machine, and required operating system and the various application of deployment user in virtual machine, then by the desktop display protocol complete virtual machine desktop is consigned to long-range dispatching desk (user) and use (image that also is about to desktop view is sent to long-range dispatching desk), the hardware of each dispatching desk only provides the function of outside input and data exhibiting.And will being sent to master server, the required input and output (such as devices such as audio frequency and video, fingerprint recognition, speech recognition, recording services) of each dispatching desk focus on: for example, when using the input message such as mouse, keyboard in the dispatching desk side as the user, as the dispatching desk of thin-client the information of the inputs such as mouse, keyboard is sent to master server and processes, master server is back to dispatching desk to result again and is shown.But from the user perspective of dispatching desk, operating under the virtual desktop architecture and in dispatching desk, operating under the installing operating system, not what difference.
Dispatching desk itself does not carry out any calculating and processing in this process.So namely realize the centralized management of dispatching desk, also effectively improved the reliability of dispatching desk itself.Especially, owing to do not have operating system as the dispatching desk self of thin terminal, therefore just can not exist operating system by the safety issue of virus infections yet, thereby improve fail safe.
The desktop display protocol is to affect the key that the virtual desktop user experiences, and the display protocol of current main-stream comprises PCoIP, RDP, SPICE, ICA etc., and is supported by different manufacturers, they be compared as follows shown in the table.
PCoIP has adopted the mode of Progression and hierarchy to show desktop picture at dispatching desk, but namely at first send complete relatively fuzzyyer image of dispatching desk to, and then Stepwise refinement on this basis, the modes such as minute line scanning that other manufacturer that compares adopts have better visual experience.Therefore, in other embodiments of the invention, above-mentioned virtual desktop architecture adopts the PCoIP agreement.
In other embodiments of the invention, referring to Fig. 3, above-mentioned soft switch dispatching patcher also can comprise upgrade server 3.Upgrade server 3 is mainly used in the virtual machine 101 in the master server 1 is upgraded, and upgrade server 3 can become one with master server 1.
Accordingly, said method also can comprise:
Utilize upgrade server that the virtual machine in the master server is upgraded.
In other embodiments of the invention, referring to Fig. 4, above-mentioned soft switch dispatching patcher also can comprise storage server 4, stores each user's personal settings file (the personal settings file comprises that relative users is at the personal settings of making as the dispatching desk of thin terminal) on the storage server 4;
Then store each user's personal settings sign on the master server 1, comprise in the personal settings sign that the personal settings file with relative users shines upon pointer information mutually.
Accordingly, said method also can comprise:
When the user logs in virtual desktop in the dispatching desk as thin terminal, master server utilizes the pointer information in this user's the personal settings sign to call corresponding personal settings file in the storage server, utilizes the information in the personal settings file that virtual desktop is set.
MPLS?VPN：
MPLS VPN(Multi-Protocol Label Switching Virtual Private Network) refer to adopt the MPLS technology to make up the IP of enterprise private network at backbone's broadband IP network, realize cross-region, safety, at a high speed, reliably data, voice, image multi-service communication, and in conjunction with correlation techniques such as differentiated services, traffic engineerings, with the reliable performance of public network, good autgmentability, abundant function and private network safe, flexible, efficiently combine, for the user provides high-quality service.
MPLS VPN adopts the label exchange, and the corresponding customer traffic of label is highly susceptible to the isolation of data between the user, utilizes DiffServ can solve easily the QoS/CoS problem of puzzlement traditional IP.MPLS self provides the ability of traffic engineering, can distribute to greatest extent Internet resources rationally, automatically repairs fast network failure, and high availability and high reliability are provided.MPLS provides the basis of telecommunications, computer, the cable TV network integration of three networks, except ATM, is at present unique multi-service transmission that can provide high-quality data, voice and video to merge mutually, the network platform of packet switch.In addition, MPLS VPN provides flexibly policy control, can satisfy the specific (special) requirements of different user, realizes fast value-added service (VAS), on bandwidth cost ratio, the ratio of performance to price, compares other wide areas VPN and also has larger advantage.
MPLS VPN network mainly comprises CE, PE and P, wherein:
CE (Customer Edge Router): the customer network edge router device, directly link to each other with service provider network, its " perception " claims again customer edge less than the existence of VPN.The data link of ce router by being connected to one or more pe routers provides access to the service provider for the user.
PE (Provider Edge Router): service provider edge router equipment, directly link to each other with CE, be responsible for the vpn service access, process the VPN-IPv4 route, be responsible for the user side network to the access of provider network, be called again Provider edge router.
P (Provider Router): service provider's core router equipment, be responsible for the fast-forwarding data, directly do not link to each other with CE.
It should be noted that in whole MPLS VPN, P equipment, PE equipment need to be supported the basic function of MPLS, but CE equipment needn't be supported MPLS.
Authentication:
In other embodiments of the invention, above-mentioned authentication can comprise: the cipher authentication that prompting dispatching desk input scheduling person's account number and password log in, login successfully, and then the operated dispatching desk of dispatcher passes through authentication; Perhaps, the authentication by intelligent fingerprint identification is logined logins successfully, and then the operated dispatching desk of dispatcher passes through authentication.
In addition, also can use face recognition technology during authentication.For example, in account number, when password is entirely true, when also needing the dispatcher's that photographs positive face view data consistent with the view data of storing, just can successfully log in; In like manner, after by intelligent fingerprint identification, also need by recognition of face, just can successfully log in.
Through test and trial run after a while, above-mentioned all embodiment of the present invention also have following advantage:
Dispose fast flexibly: only need to distribute rational resource for each dispatching desk in the master server side, and dispose corresponding operating system and dispatching station software, that just can realize dispatching desk issues deployment fast, does not need the independent mounting software of each dispatching desk.
Efficient software maintenance ability: the maintenance that only need to concentrate the dispatching desk application software of master server side, just can realize not needing the unified maintenance and management of the whole network dispatching desk separately each dispatching desk to be managed.
Extremely strong transfer ability: do not need again according to the operating system of dispatching desk software to be realized migration, only need to start corresponding virtual desktop software at dispatching desk, just can be connected to the cloud platform, automatically realized online " migration " of dispatching station software.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
The method of describing in conjunction with embodiment disclosed herein or the step of algorithm can directly use the software module of hardware, processor execution, and perhaps the combination of the two is implemented.Software module can place the storage medium of any other form known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or the technical field.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. method that improves the fail safe of soft switch dispatching patcher, it is characterized in that, adopt MPLS VPN as bearer network, described soft switch dispatching patcher comprises master server and N the dispatching desk as thin terminal, be provided with the IP communication interface on described master server and the dispatching desk, described N is positive integer;
Described method comprises:
At N virtual machine of described master server deploy, and in each virtual machine deploy operating system and application software;
At each as the dispatching desk deploy virtual desktop architecture of thin terminal so that virtual desktop to be provided, described N is corresponding one by one with a described N virtual machine as the dispatching desk of thin terminal;
When described dispatching desk wish accesses described bearer network, described dispatching desk is authenticated;
Permission is linked into as legal terminal by the dispatching desk that authenticates carries out data retransmission in the described bearer network, refusal does not access described bearer network by the dispatching desk of authentication.
2. the method for claim 1 is characterized in that, described virtual desktop architecture adopts PCOIP desktop display protocol.
3. method as claimed in claim 2 is characterized in that, described soft switch dispatching patcher also comprises upgrade server, and described method also comprises:
Utilize described upgrade server that the virtual machine in the described master server is upgraded.
4. method as claimed in claim 3, it is characterized in that, described soft switch dispatching patcher also comprises storage server, store each user's personal settings file on the described storage server, described personal settings file comprises that relative users is at the personal settings of making as the dispatching desk of thin terminal; Also store each user's personal settings sign on the described master server, comprise in the described personal settings sign that the personal settings file with relative users shines upon pointer information mutually;
Described method also comprises:
When the user logs in virtual desktop in the dispatching desk as thin terminal, described master server utilizes the pointer information in this user's the personal settings sign to call corresponding personal settings file in the described storage server, utilizes the information in the personal settings file that virtual desktop is set.
5. such as each described method of claim 1-4, it is characterized in that described authentication comprises:
The cipher authentication that prompting input scheduling person's account number and password log in logins successfully, and then the operated dispatching desk of dispatcher passes through authentication;
Perhaps, the authentication by intelligent fingerprint identification is logined logins successfully, and then the operated dispatching desk of dispatcher passes through authentication.
6. method as claimed in claim 5 is characterized in that, described MPLS VPN comprises customer network edge router device, service provider edge router equipment and service provider's core router equipment, wherein:
Described customer network edge router device links to each other with described service provider edge router equipment, is used to the user that access to the service provider is provided;
Described service provider edge router equipment is used for the vpn service access, and processes the VPN-IPv4 route;
Described service provider's core router equipment is used for the fast-forwarding data.
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Application publication date: 20130130 |