CN101742231B - Equipment management method and system and server thereof - Google Patents

Equipment management method and system and server thereof Download PDF

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Publication number
CN101742231B
CN101742231B CN200810227244.8A CN200810227244A CN101742231B CN 101742231 B CN101742231 B CN 101742231B CN 200810227244 A CN200810227244 A CN 200810227244A CN 101742231 B CN101742231 B CN 101742231B
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unit
configuration information
server
business
business unit
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CN101742231A (en
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王文军
王天星
韩坚
李东
刘涛
王宇
卢增祥
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Beijing Shibo Digital TV Technology Co Ltd
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Beijing Shibo Digital TV Technology Co Ltd
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Abstract

The invention provides an equipment management method and an equipment management system and a server thereof. The method comprises the following steps that: a plurality of servers receives broadcast configuration information, wherein the configuration information comprises the name and configuration parameters of a configured service unit; and the a plurality of servers carry out corresponding operation on the service unit according to the configuration information. Therefore, a plurality of servers at the front end of a CAS configure the corresponding service units by broadcasting the configuration information so as to keep the running configuration of each server consistent; and when one server goes out of order, the other servers can still be used for working so as to effectively ensure the working stability and the safety of the front end of the CAS, protect vital interests of a service provider and protect legitimate interests of the service provider.

Description

Device management method, system and server thereof
Technical field
The present invention is about the digital television techniques field, especially in regard to the device management method that the digital television conditional access system headend equipment is managed, system and server thereof.
Background technology
As everyone knows, condition receiving system (CAS:Conditional Access System) is to be used for controlling the user broadcast service condition of carrying out is received, and realizes the paid service of broadcast system through empowerment management.
As shown in Figure 1; Scrambler/the SCS 103 of this CAS front end 101 utilizes control word (CW:Control Word) that the digital program stream that broadcasts is carried out scrambling; In Entitlement Control Message Generator (ECMG:Entitlement Control Message Generator) 104, utilize authorization key that control word CW is encrypted, in ECM stream, transfer to scrambler/SCS 103; Send authorization command according to subscription management unit; In EMM Generator (EMMG:Entitlement Management Message Generator) 106, produce authorization message; This authorization message is encrypted by user key, delivers to multiplexer 107 through Entitlement Management Message EMM stream.In addition, front end 101 also broadcasts EPG stream (G) through EPG unit 105, wherein comprises programme.
From the above, business modules such as the EMMG in this CAS front end, ECMG are configured in a station server usually and realize that wherein, each business module can only start one, in case certain business module breaks down, this front end just can not normally move; And business module can not be configured on the multiple servers simultaneously, as long as faults such as outage, netting twine disconnection appear in server, this front end is just paralysed.Therefore, existing C AS front end is relatively poor in the stability and the fail safe of system, can not ensure to the service that the user provides.
Summary of the invention
The object of the present invention is to provide a kind of device management method, system and server thereof.Adopt each business unit of multiple servers operation,, make the multiple servers of this CAS front end be configured the corresponding business unit through configuration information is broadcasted; The operation that makes every station server be consistent is disposed, like this, and when a station server generation problem; Can also use other server work; Thereby effectively guaranteed this CAS front end job stability and fail safe, also protected service provider's vital interests, also ensured service provider's just rights and interests.
For realizing above-mentioned purpose, the present invention provides a kind of device management method, and this method comprises:
Multiple servers receives the configuration information of broadcasting; Wherein, said configuration information comprises the title and the configuration parameter of the business unit that is disposed;
Said multiple servers is operated said business unit according to said configuration information accordingly;
Said business unit comprises Entitlement Control Message Generator, EMM Generator, Entitlement Management Message transmitter;
Said multiple servers is operated said business unit according to said configuration information accordingly, comprising: configuration information is resolved, to obtain the title and the configuration parameter of business unit, according to analysis result business unit is created, deleted or revises.
For realizing above-mentioned purpose, the embodiment of the invention also provides a kind of equipment management system, and this system comprises multiple servers, and said multiple servers comprises:
The configuration information receiving element, said configuration information receiving element is used to receive the configuration information of broadcasting; Wherein, said configuration information comprises the title and the configuration parameter of the business unit that is disposed;
Resolution unit, said resolution unit are used for said configuration information is resolved;
The business operation unit, said business operation unit is used for according to analysis result said business unit being operated accordingly;
Said business unit comprises Entitlement Control Message Generator, EMM Generator, Entitlement Management Message transmitter;
Said resolution unit is resolved said configuration information, to obtain the title and the configuration parameter of business unit;
Said business operation unit is operated said business unit accordingly, comprising: according to analysis result business unit is created, deleted or revises.
For realizing above-mentioned purpose, the embodiment of the invention also provides a kind of server, has the equipment management system of multiple servers in order to formation, and this server comprises:
The configuration information receiving element, said configuration information receiving element is used to receive the configuration information of broadcasting; Wherein, said configuration information comprises the title and the configuration parameter of the business unit that is disposed;
Resolution unit, said resolution unit are used for said configuration information is resolved;
The business operation unit, said business operation unit is used for according to analysis result said business unit being operated accordingly;
Said business unit comprises Entitlement Control Message Generator, EMM Generator, Entitlement Management Message transmitter;
Said resolution unit is resolved said configuration information, to obtain the title and the configuration parameter of business unit;
Said business operation unit is operated said business unit accordingly, comprising: according to analysis result business unit is created, deleted or revises.
The beneficial effect of embodiment of the present invention is; Through configuration information is broadcasted, make the multiple servers of this CAS front end be configured to the corresponding business unit, the operation that makes every station server be consistent is disposed; Like this; When a station server generation problem, can also use other server work, thereby effectively guarantee this CAS front end job stability and fail safe; Also protect service provider's vital interests, also ensured service provider's just rights and interests.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, does not constitute qualification of the present invention.In the accompanying drawings:
Fig. 1 is condition receiving system front end structure figure in the correlation technique;
Fig. 2 is the system configuration sketch map of the embodiment of the invention 1;
Fig. 3 is the server architecture sketch map among Fig. 2;
Fig. 4 is the system configuration sketch map of the embodiment of the invention 2;
Fig. 5 is a server architecture sketch map among Fig. 4;
Fig. 6 is a control and monitor console structural representation among Fig. 4;
Fig. 7 is the device management method flow chart of the embodiment of the invention 3;
Fig. 8 is the device management method flow chart of the embodiment of the invention 4.
Embodiment
For making the object of the invention, technical scheme and advantage clearer,, the present invention is explained further details below in conjunction with execution mode and accompanying drawing.At this, exemplary embodiment of the present invention and explanation thereof are used to explain the present invention, but not as to qualification of the present invention.
Below in conjunction with accompanying drawing execution mode of the present invention is elaborated.
Embodiment 1
The embodiment of the invention provides a kind of equipment management system, and is as shown in Figure 2, and this system comprises multiple servers 201.
As shown in Figure 3, this server 201 comprises configuration information receiving element 301, resolution unit 302, business operation unit 303 and business unit 304; Wherein, this configuration information receiving element 301 is used to receive the configuration information of broadcasting; This resolution unit 302 is used for this configuration information is resolved; This business operation unit 303 is used for according to analysis result this business unit being operated accordingly; Wherein, this configuration information comprises the title and the configuration parameter of the business unit that is disposed.
In the present embodiment, this business unit can comprise Entitlement Control Message Generator (ECMG:Entitlement Control Message Generator), EMM Generator (EMMG:Entitlement Management Message Generator), Entitlement Management Message transmitter (EMMS:Entitlement Management Message Sender) etc.
In the present embodiment, this business unit is operated accordingly be meant: this business unit is created, deleted or revises.
For example, on this server 301, do not have business unit, during like EMMG, can create this business unit.Like this, can create this business unit according to this configuration information.
Like this, as shown in Figure 3, this system also can comprise this business unit 304, and this business unit 304 can be handled corresponding business, but its operating state of real-time report in addition, as starting, stopped or started medium information; And this operating state is stored in the memory cell 305 of this server.
After creating this business unit, can make amendment or delete the configuration information of this business unit.
Can know that by the foregoing description multiple servers makes the multiple servers of this CAS front end be configured the corresponding business unit through receiving the configuration information of broadcasting; And the operation that makes every station server be consistent is disposed, like this, and when a station server generation problem; Can also use other server work; Thereby effectively guaranteed this CAS front end job stability and fail safe, also protected service provider's vital interests, also ensured service provider's just rights and interests.
Embodiment 2
The embodiment of the invention provides a kind of equipment management system, and is as shown in Figure 4, and this system comprises multiple servers 401, at least one control and monitor console 402, memory cell 403 and radio unit 404;
Wherein, this server 401 comprises configuration information receiving element 501, resolution unit 502, business operation unit 503, business unit 504 and memory cell 505, in its effect similar embodiment 1, repeats no more here.
In addition, this control and monitor console 402 is connected with server 401, and is as shown in Figure 6, and this control and monitor console 402 comprises at least: dispensing unit 601, this dispensing unit 601 are used to dispose the corresponding configuration information of business unit on this multiple servers 401; This memory cell 403 is used to store this configuration information; This radio unit 404 is used for reading the configuration information that prestores according to predetermined manner, and this configuration information is broadcasted.
In the present embodiment, this server 401 can be many, all can connect a control and monitor console 402 on every station server 401, and 402 pairs of Servers-alls 401 of each control and monitor console are monitored.Like this, can start the control and monitor console 402 on every station server 401 simultaneously, 402 pairs of Servers-alls 401 of control and monitor console that also can start on the station server 401 are monitored.In addition, this control and monitor console 402 also can integrate with this server 401, on corresponding server, starts control and monitor console 402.
In the present embodiment, the configuration information of the business unit of operation is provided with on 401 pairs of any servers 401 of any control and monitor console capable of using, and deposits configuration parameter in database, promptly in the memory cell 403.
In the present embodiment, these memory cell 403 independent database servers capable of using are realized, also can integrate use with any server 401; This radio unit 404 can adopt separate server to realize, also can with other server, integrate use like database server or server 401, can be provided with according to actual conditions.In order to save resource, usually radio unit 404 and memory cell 403 and server 401 are integrated use.
This radio unit 403 can be a plurality of, can be integrated in respectively in the different servers.When radio unit 403 and server 404 integrate use, this this radio unit 403 of server 401 automatically startings.At first, this server 401 can detect in the network whether have multicast information automatically, if do not exist, then server 401 is through consulting a radio unit 403 as main radio unit; If detect broadcast message is arranged in the network, explaining has had main radio unit in operation in this network, then with other radio unit as being equipped with the attitude radio unit, when main radio unit goes wrong, launch to be equipped with the attitude radio unit, improved the job stability of this system.
In the present embodiment, this radio unit 404 can according to preset time period property read the configuration information in this memory cell 403, and this configuration information is broadcasted in this system.Like this, each server 401 all can receive this configuration information with control and monitor console 402.
When the configuration information receiving element 501 of this server 401 receives this configuration information; This resolution unit 502 can be resolved this configuration information; This business operation unit 503 can be operated the corresponding service unit according to analysis result, as creating, delete or revise business unit.
When this control and monitor console 402 receives this configuration information, can be according to the current monitoring parameter of this configuration information update, for example, information such as the title of business unit.Like this, as shown in Figure 6, this control and monitor console also can comprise first receiving element 602 and updating block 603; Wherein, this first receiving element 602 is used to receive the configuration information of radio unit 404 broadcasting; This updating block 603 is used for according to this configuration information that receives monitoring parameter being upgraded.
For example, when the name of business unit that this configuration information disposed is called EMMG, configuration parameter is for creating, and then this server 401 is created this EMMG according to this configuration information.This control and monitor console 402 upgrades its monitoring parameter, in this monitoring display interface display monitor message, the i.e. title of this EMMG.If this configuration parameter is deletion, when name was called EMMG, then after upgrading monitoring parameter, the monitoring display interface no longer showed the title of this EMMG.Like this, through the configuration information that receives broadcasting the control information of control and monitor console is upgraded, monitoring and unified management guarantee the stability of a system and fail safe when realizing multiple servers.
In addition, but control and monitor console 402 also transmit operation instruct multiple servers 401, wherein, this operational order can comprise and starts or stops business unit.Like this, this control and monitor console 402 also can comprise instruction sending unit 604, and this instruction sending unit 604 is used for the transmit operation instruction to corresponding server 401, and this operational order comprises the instruction that starts or stops this business unit.
After this server 401 receives the operational order that the operational order transmitting element 604 of this control and monitor console 402 sends, can stopping or starting and control to the business unit that on this server, moves.Like this, this server also can comprise operational order receiving element 506 and instruction process unit 507; Wherein, this operational order receiving element 506 is used to receive the operational order that this server sends; This resolution unit 502 also is used for this operational order is resolved; This instruction process unit 507 is used for according to this operational order this business unit being handled.In the present embodiment, this processing is meant this business module is started or stoped.
In the present embodiment; Each business unit 504 of operation on corresponding server 401; But its operating state of real-time report; And its work state information is stored in the memory cell 505 of corresponding server, so that control and monitor console can be inquired about the work at present state of this business unit at any time, promptly this business unit is to be in to start, stopped or started medium information.
In addition; But this control and monitor console 402 also the transmit status query statement to this server 401; After this server 401 receives this status poll instruction; The work state information of this business unit that stores is returned this control and monitor console 402, and this control and monitor console 402 can show the operating state of this business unit through display interface.
As shown in Figure 6, this control and monitor console also can comprise the query unit 605 and second receiving element 606; Wherein, this query unit 605 is used for the transmit status query statement to corresponding server 401; This second receiving element 606 is used to connect the work state information that this server 401 returns.
As shown in Figure 5, this server also comprises: query statement receiving element 508 and state information transmitting element 509; Wherein, this query statement receiving element 508 is used to receive the status poll instruction that this control and monitor console sends; This resolution unit 502 also is used for this status poll instruction is resolved; The work state information that this state information transmitting element 509 is used to send this business unit is to this control and monitor console 402.Wherein, this state information transmitting element 509 can obtain the work state information of this business unit from memory cell 505.
As shown in Figure 6, this control and monitor console 402 also can comprise display unit 607, and this display unit 607 is used to show this monitor message and/or shows this work state information.
From the above; Can operate accordingly the business unit of multiple servers according to the configuration information of broadcasting, and upgrade the monitor message of each control and monitor console simultaneously, thereby make the operation configuration that each server in this system can be consistent; When some configuration is upgraded; Can be once more notify each server, being that this server is operated this business unit accordingly, thereby realize that each business unit realizes response rapidly and accurately through the form of broadcasting.
In addition; This server, control and monitor console can be a plurality of; Can monitor simultaneously and unified management these a plurality of servers through a plurality of control and monitor consoles, also can inquire about the work state information of these business unit and issue operational order, guarantee that this system can reliablely and stablely move through many control and monitor consoles to server; Thereby effectively protected service provider's vital interests, ensured service provider's just rights and interests.
Embodiment 3
The embodiment of the invention also provides a kind of device management method, and is as shown in Figure 7, and this method comprises: multiple servers receives the configuration information of broadcasting; Wherein, this configuration information comprises the title and the configuration parameter of the business unit that is disposed; This multiple servers is operated this business unit according to said configuration information accordingly.
Wherein, this operation that business unit is responded comprises establishment, revises or deletes this business unit.
Can know by the foregoing description; Multiple servers makes the multiple servers of this CAS front end be configured the corresponding business unit through receiving the configuration information of broadcasting, and the operation that makes every station server be consistent is disposed; Like this; When a station server generation problem, can also use other server work, thereby effectively guarantee this CAS front end job stability and fail safe; Also protect service provider's vital interests, also ensured service provider's just rights and interests.
Embodiment 4
The embodiment of the invention also provides a kind of device management method, below in conjunction with accompanying drawing 4, Fig. 8, is example to adopt multiple servers 401, a plurality of control and monitor console 402, and this method is elaborated.This method comprises:
Step 801; Be arranged on the configuration information of the business unit of operation on this server 401 in one of them of a plurality of control and monitor consoles 402, wherein, this configuration information can comprise the title and the configuration parameter of the business unit that is disposed; Wherein, this configuration parameter can be for creating, delete or revising.
Wherein, if non-existent business unit on this server 401 is set, then this configuration information can comprise the title of the business unit that is disposed and the configuration parameter of creating this business unit.
If when the business unit of operation on this server 401 was made amendment, this configuration information can comprise the title and the deletion of this business unit or revise the configuration parameter of this business unit.
Step 802 is stored into the database server of this system with this configuration information, promptly in the memory cell 403.
Step 803, radio unit 404 periodically read in this database 403 configuration information, and this configuration information is broadcasted in total system.
Step 804, multiple servers 401 receives this configuration information with control and monitor console 402;
Step 805, this server 401 is operated the corresponding business unit according to this configuration information, promptly creates, revises or delete; And this control and monitor console 402 is according to its monitoring parameter of this configuration information update, and this monitoring parameter is shown.
From the above, through the configuration information of broadcasting, this server can carry out corresponding operating to this business unit according to this configuration information; This control and monitor console can upgrade its monitoring parameter according to this configuration information; Make the operation configuration that every station server can both be consistent in this system; When some setting is changed; Once more will be through each server of broadcast announcement and control and monitor console, thus realize that each business unit quick and precisely realizes response.
In addition; But each business unit that on server 401, moves is its operating state of real-time report also; And its work state information is stored in the memory in this server 401; Think that this control and monitor console 402 provides the operating state of this business unit, promptly stops, starting, start medium work state information.
In the present embodiment, the staff can send the instruction of the work state information of this business unit of inquiry through each control and monitor console; After this server 401 receives this query statement, obtain the work state information of corresponding business unit, and this work state information is shown according to this instruction.
In addition; The staff also can pass through the instruction of each control and monitor console 402 these business unit of generation operation to this server 401, after this server 401 receives this operational order, the corresponding business unit is operated; Wherein, can comprise operations such as business unit start, stops.
From the above, monitoring and unified management when can realize a plurality of control and monitor consoles to multiple servers, safeguards system can reliablely and stablely be moved, thereby protects service provider's vital interests effectively, has ensured the just rights and interests of provider server.
Below be that example describes with the control and monitor console (A, B and C) that starts three station servers in this system: generally; If on the control and monitor console of a station server, revised the configuration information of business unit; The control and monitor console of other server response at once so, the interface display of control and monitor console separately upgrades in time.
At first, the user revises configuration information through control and monitor console A, is saved in this configuration information in the database simultaneously.Radio unit periodically reads up-to-date configuration information from database, and all servers and all control and monitor consoles are carried out the whole network broadcasting.The control and monitor console of this three station server (A, B and C) all can be received the whole network broadcast configuration bag, and this control and monitor console can upgrade the monitoring parameter of the business unit of control and monitor console separately automatically according to up-to-date configuration information; And can obtain the work state information of each business unit from each server, guaranteed the consistency of the control and monitor console of multiple servers in the system.
From the above; Can operate accordingly the business unit of multiple servers according to the configuration information of broadcasting, and upgrade the monitor message of each control and monitor console simultaneously, thereby make the operation configuration that each server in this system can be consistent; When some configuration is upgraded; Can be once more notify each server,, thereby realize that each business unit realizes response rapidly and accurately so that this server operates this business unit accordingly through the form of broadcasting.
In addition; This server, control and monitor console can be a plurality of; Can monitor simultaneously and unified management these a plurality of servers through a plurality of control and monitor consoles, also can inquire about the work state information of these business unit and issue operational order, guarantee that this system can reliablely and stablely move through many control and monitor consoles to server; Thereby effectively protected service provider's vital interests, ensured service provider's just rights and interests.
Above-described embodiment; The object of the invention, technical scheme and beneficial effect have been carried out further explain, and institute it should be understood that the above is merely embodiment of the present invention; And be not used in qualification protection scope of the present invention; All within spirit of the present invention and principle, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (18)

1. a device management method is characterized in that, said method comprises:
Multiple servers receives the configuration information of broadcasting; Wherein, said configuration information comprises the title and the configuration parameter of the business unit that is disposed;
Said multiple servers is operated said business unit according to said configuration information accordingly;
Said business unit comprises Entitlement Control Message Generator, EMM Generator, Entitlement Management Message transmitter;
Said multiple servers is operated said business unit according to said configuration information accordingly, comprising: configuration information is resolved, to obtain the title and the configuration parameter of business unit, according to analysis result business unit is created, deleted or revises.
2. method according to claim 1 is characterized in that, before the configuration information that receives broadcasting, said method also comprises:
Dispose the corresponding configuration information of said business unit through at least one control and monitor console;
Said configuration information is stored;
Read the configuration information that prestores according to predetermined manner;
And said configuration information broadcasted.
3. method according to claim 2 is characterized in that, said method also comprises:
At least one control and monitor console receives said configuration information;
According to said configuration information current monitor message is upgraded;
Show said monitor message.
4. method according to claim 1 is characterized in that, said method also comprises: said multiple servers stores the work state information of said business unit.
5. method according to claim 4 is characterized in that, said method also comprises:
Said multiple servers receives the status query request that said at least one control and monitor console sends;
According to said status query request the operating state of said business unit is returned to said at least one control and monitor console.
6. an equipment management system is characterized in that, said system comprises multiple servers, and said multiple servers comprises:
The configuration information receiving element, said configuration information receiving element is used to receive the configuration information of broadcasting; Wherein, said configuration information comprises the title and the configuration parameter of the business unit that is disposed;
Resolution unit, said resolution unit are used for said configuration information is resolved;
The business operation unit, said business operation unit is used for according to analysis result said business unit being operated accordingly;
Said business unit comprises Entitlement Control Message Generator, EMM Generator, Entitlement Management Message transmitter;
Said resolution unit is resolved said configuration information, to obtain the title and the configuration parameter of business unit;
Said business operation unit is operated said business unit accordingly, comprising: according to analysis result business unit is created, deleted or revises.
7. system according to claim 6 is characterized in that,
Said business unit is used for the real-time report work state information;
Said server also comprises memory cell, and said memory cell is used to store said work state information.
8. system according to claim 6 is characterized in that, said system also comprises:
At least one control and monitor console, said control and monitor console is connected with said multiple servers, comprises dispensing unit at least, and said dispensing unit is used to dispose the corresponding configuration information of said business unit;
Memory cell, said memory cell is used to store said configuration information;
Radio unit, said radio unit is used for reading the configuration information that prestores according to predetermined manner, and said configuration information is broadcasted.
9. system according to claim 8 is characterized in that, said control and monitor console also comprises:
First receiving element, said first receiving element is used to receive the said configuration information of broadcasting;
Updating block, said updating block are used for according to the said configuration information that receives current monitor message being upgraded.
10. system according to claim 8 is characterized in that, said control and monitor console also comprises:
Query unit, said query unit are used for the transmit status query statement to corresponding server;
Second receiving element, said second receiving element is used to receive the work state information that said server returns.
11. according to claim 9 or 10 described systems, it is characterized in that said system also comprises display unit, said display unit is used to show said monitor message or shows said work state information.
12. system according to claim 9 is characterized in that, said control and monitor console also comprises:
Instruction sending unit, said instruction sending unit are used for the transmit operation instruction to corresponding server, and said operational order comprises the instruction that starts or stops said business unit.
13. system according to claim 10 is characterized in that, said server also comprises:
Query statement receiving element, said query statement receiving element are used to receive the said status poll instruction that said control and monitor console sends;
Said resolution unit also is used for said status poll instruction is resolved;
State information transmitting element, said state information transmitting element are used to send work state information to the said control and monitor console of said business unit.
14. system according to claim 12 is characterized in that, said server also comprises:
Operational order receiving element, said operational order receiving element are used to receive the operational order that said server sends;
Said resolution unit also is used for said operational order is resolved;
Instruction process unit, said instruction process unit are used for according to said operational order said business unit being handled.
15. a server has the equipment management system of multiple servers in order to formation, it is characterized in that, said server comprises:
The configuration information receiving element, said configuration information receiving element is used to receive the configuration information of broadcasting; Wherein, said configuration information comprises the title and the configuration parameter of the business unit that is disposed;
Resolution unit, said resolution unit are used for said configuration information is resolved;
The business operation unit, said business operation unit is used for according to analysis result said business unit being operated accordingly;
Said business unit comprises Entitlement Control Message Generator, EMM Generator, Entitlement Management Message transmitter;
Said resolution unit is resolved said configuration information, to obtain the title and the configuration parameter of business unit;
Said business operation unit is operated said business unit accordingly, comprising: according to analysis result business unit is created, deleted or revises.
16. server according to claim 15 is characterized in that,
Said business unit is used for the real-time report work state information;
Said server also comprises memory cell, and said memory cell is used to store said work state information.
17. server according to claim 16 is characterized in that, said server also comprises:
Query statement receiving element, said query statement receiving element are used to receive the said status poll instruction of the control and monitor console transmission that is connected with said server;
Said resolution unit also is used for said status poll instruction is resolved;
The state information transmitting element, said state information transmitting element is used to send the work state information of said business unit.
18. server according to claim 15 is characterized in that, said server also comprises:
Operational order receiving element, said operational order receiving element are used to receive the operational order that said server sends; Said operational order comprises the instruction that starts or stops said business unit;
Said resolution unit also is used for said operational order is resolved;
Instruction process unit, said instruction process unit are used for according to said operational order said business unit being handled.
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