CN101076046B - Apparatus for controlling and auxiliarlly controlling multi-code terminal calling service in fixed network - Google Patents
Apparatus for controlling and auxiliarlly controlling multi-code terminal calling service in fixed network Download PDFInfo
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- CN101076046B CN101076046B CN2006100267234A CN200610026723A CN101076046B CN 101076046 B CN101076046 B CN 101076046B CN 2006100267234 A CN2006100267234 A CN 2006100267234A CN 200610026723 A CN200610026723 A CN 200610026723A CN 101076046 B CN101076046 B CN 101076046B
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Abstract
The invention is used for overcoming the problem existed in currently-used single SIM multi number (SSMN) service. It comprises: using SHLR already introduced into the PSTN network to request the enquiry of user's information to the SHLR when the switch receives a SSMN call request; according to the enquiry result, controlling the call establishment or rejection (releasing). The invention provides SSMN service while not occupying the user's resources of exchange.
Description
Technical field
The present invention relates to the communication technology, more specifically, relate to the implementation of Multi-Subscriber Number business in the fixed network.
Background technology
At present, can realize the Multi-Subscriber Number business at cordless communication network, also be a user terminal (portable terminal or landline telephone) and distributed a physical address (physical number) and a plurality of logical address (being logical number), and will deposit among the HLR (attaching position register) as user profile.When this user terminal during as the callee, any one number in the above-mentioned number of caller dials, network controller all can find the physical address of this user terminal by the user profile among the inquiry HLR, thereby can set up the call communication of calling and called side.
And the present standard that in fixed network, does not have the Multi-Subscriber Number business.Multi-Subscriber Number business in the existing fixed network mainly realizes by switch.Switch is that a user terminal (hereinafter to be referred as manys' user terminal) with a plurality of numbers distributes a plurality of profiles, and each profile is corresponding with a number of this user terminal, and one of them number is predisposed to default number.Obviously, in fact this Multi-Subscriber Number business has wasted the limited user resources of switch.
In addition, existing Multi-Subscriber Number technology can not be for manys' user terminal during as the calling party, select a number as caller rs number, can not be for this manys' user terminal during as the callee, stop incoming call based on the time (or out of Memory) to a number.
Summary of the invention
Purpose of the present invention is just in order to provide the solution of the Multi-Subscriber Number call business in a kind of fixed network that can overcome the problems of the prior art.
At present, SHLR (Smart Home Location Register) has been introduced into fixed network, is used for user profile is managed concentratedly, and is responsible for finishing the inquiry of user profile in calling procedure.
The present invention recognizes because the introducing of SHLR, when calling out initiation, switch can inquire its physical number by any one number (physical number or logical number) of callee at the SHLR place, thereby can set up calling, even can optionally set up or refuse calling according to the condition of preestablishing to a certain number of callee, for example be time period of each number assignment of callee, only in the time corresponding section, this number just can be called out.In addition, also can inquire about and select a particular number by calling party's physical number according to the condition of preestablishing and at the SHLR place, it is sent to the callee as the demonstration number, for example, be time period of each number assignment of calling party, perhaps by the user by at first dialling the caller rs number of making a number determine its user terminal.
According to a first aspect of the invention, a kind of method that in the network equipment of fixed communication network, is used for the call business of assist control manys user terminals, may further comprise the steps: a. receives the inquiry request message from a switching equipment, and described inquiry request message is included in the characteristic information of just preparing the Multi-Subscriber Number call business set up in the described switching equipment; B. the characteristic information based on described Multi-Subscriber Number call business comes described Multi-Subscriber Number call business is carried out assist control.
According to a second aspect of the invention, a kind of call business that in fixed communication network, is used for assist control manys user terminals the network equipment, comprise: a receiving system, be used to receive the inquiry request message from a switching equipment, described inquiry request message is included in the characteristic information of just preparing the Multi-Subscriber Number call business set up in the described switching equipment; A sub controlling unit is used for coming described Multi-Subscriber Number call business is carried out assist control based on the characteristic information of described Multi-Subscriber Number call business.
According to a third aspect of the invention we, a kind of method that in the switching equipment of fixed communication network, is used to control the call business of manys' user terminal, this method may further comprise the steps: receive the call setup request message from a calling terminal, described call setup request message is used for request and sets up a Multi-Subscriber Number call business; Logical number by the physical number and the terminal called that obtain described calling terminal in the described call setup request message; The relevant information of inquiring about this call business based on the logical number of the physical number of described calling terminal and terminal called; According to from the relevant information of this call business control and set up or refuse described call business.
According to a forth aspect of the invention, a kind of switching equipment that in communication network, is used to control the call business of manys' user terminal, comprise: a receiving system, be used to receive the call setup request message from a calling terminal, described call setup request message is used for request and sets up a Multi-Subscriber Number call business; A deriving means is used for being obtained by described call setup request message the logical number of the physical number and the terminal called of described calling terminal; An inquiry unit, be used for the relevant information of inquiring about this call business based on the logical number of the physical number of described calling terminal and terminal called, described relevant information comprises a logical number of described calling terminal, the physical number of terminal called or the refusal indication information of this call setup request message of indication refusal; A call control apparatus, be used for according to from the institute this call business relevant information described Multi-Subscriber Number call business control.
The SHLR inquiry all needs to carry out (being present in the prior art) in per call.Therefore, the present invention will realize that the Multi-Subscriber Number business does not increase extra signaling burden to system.Equally, can add out of Memory at the SHLR place is used to select caller rs number or stops calling to certain number of callee.
Concrete, compared with prior art, have the following advantages according to the technology of Multi-Subscriber Number business of the present invention:
1. a user terminal can have a plurality of numbers that comprise a physical address, and need not to take the user resources of switch;
2. as the callee, can select to set up or refuse calling according to predetermined condition to each number of user terminal;
3. as the calling party, can select a number of user terminal as showing that number sends to the callee according to predetermined condition;
4. each number of user terminal can distribute a specific ring, or CRBT.
Description of drawings
Fig. 1 is illustrated in the network topological diagram behind the introducing SHLR in the fixed network
Fig. 2 A-2B illustrates the method flow diagram of the call business that is used for assist control manys user terminals in the network equipment of fixed communication network of an embodiment according to the present invention;
Fig. 3 show the embodiment according to the present invention the call business that in fixed communication network, is used for assist control manys user terminals the block diagram of the network equipment;
Fig. 4 illustrates the method flow diagram of call business that is used to control manys' user terminal in the switch of fixed communication network of according to a present invention embodiment;
Fig. 5 illustrates the block diagram of switch of call business that is used to control manys' user terminal in fixed communication network of according to a present invention embodiment;
Fig. 6 A and 6B show the calling procedure schematic diagram under existing network and two kinds of fixed networks of NGN respectively.
In the accompanying drawings, identical Reference numeral is represented same or analogous parts.
Embodiment
With reference to the accompanying drawings describe the present invention.
Fig. 1 is illustrated in the network topological diagram behind the introducing SHLR in the fixed network.Wherein for simplicity's sake, a user terminal 3, switch 2 (comprise local switch or tandem switch in the existing fixed network, and the SoftSwitch among the NGN (next generation network)) and a SHLR1 only are shown.Suppose that the user terminal 3 in Fig. 1 is many numbers user terminals, have a plurality of numbers, comprise a physical number and one or more logical number.Its a plurality of numbers leave among the SHLR1 in the lump as user profile.Each logical number all has available standards and other auxiliary activities of oneself.
Come the technical scheme of the Multi-Subscriber Number business of the embodiment according to the present invention is described below with reference to Fig. 1.
When user terminal 3 as the calling party by dialing a number of another user terminal 3 ' (not shown), send the call request to switch, comprise the physical number of user terminal (hereinafter referred to as calling terminal) 3 and (not shown in the drawings in this call request as callee's user terminal as the calling party, hereinafter referred to as terminal called) 3 ' dialed number (for example, logical number).
Fig. 2 A-2B illustrates the method flow diagram of the call business that is used for assist control manys user terminals in the network equipment of fixed communication network of an embodiment according to the present invention.Wherein, this network equipment can be SHLR1, also can be to have the function of storing subscriber information and can carry out other mutual network equipments with switch.
Be that example comes this method is described in detail with reference to Fig. 2 A-B and in conjunction with Fig. 1 below with SHLR1.
Shown in Fig. 2 A, at step S101, the inquiry request message that SHLR 1 receives from switch 2, this inquiry request message should be included in the physical number of the calling terminal 3 in the Multi-Subscriber Number call business of just preparing in the receiver 2 to set up and a logical number of terminal called 3 ' (not shown in FIG.), suppose that calling terminal 3 and terminal called 3 ' all are manys' user terminals, have a physical number and a plurality of logical number respectively;
Then, in step S102, SHLR 1 is by the logical number that extracts terminal called 3 ' in the inquiry request message, and in step S103 subsequently, logical number based on the terminal called 3 ' that is extracted, the user profile of a plurality of user terminals that inquiry prestores, and generate one first Query Result, wherein said each user profile comprises a physical number and a plurality of logical number and other user profile of relative users terminal, for example be the predetermined condition of the predefined permission of each number to this number call, concrete, can be time period for each number assignment, only in the time corresponding section, this number just can be called out;
Alternatively, first Query Result can be the physical number of terminal called 3 ', the inquiry failure indication of user profile that expression does not inquire this terminal called 3 '.In addition, suppose when the user profile that inquires terminal called 3 ', but judge this logical number when the current period is not allowed to call out according to this user profile, the current call denial indication that is not allowed to call out of logical number that generates this terminal called 3 ' of expression is as first Query Result.Certainly, SHLR 1 also can not do any judgement, directly the user profile that inquires is sent to switch, is judged whether set up based on this user profile by switch 2 and calls out or the refusal calling.
At last, in step S104, SHLR 1 issues switch 2 with first Query Result.
In such scheme, step S103 realizes by following steps:
At step S1031, at first based on the logical number of the terminal called 3 ' that is extracted, the user profile of the described terminal called of inquiry in the user profile of a plurality of user terminals that prestore, wherein, the user profile of each user terminal comprises a physical number and a plurality of logical number and the called predetermined condition information of the corresponding permission of each logical number of this user terminal;
Subsequently, at step S1032, the content according to inquiry generates first Query Result, and wherein, described first Query Result comprises that the physical number of terminal called 3 ' or one are used for the inquiry failure indication that expression does not inquire the user profile of this terminal called 3 '.
In a preferred embodiment, step S1032 can realize specific as follows:
When not inquiring the user profile of terminal called 3 ', be used for expression with one and do not inquire the inquiry failure indication of user profile of this terminal called 3 ' as first Query Result;
When finding the user profile of terminal called 3 ', and when the logical number of terminal called 3 ' is current when being allowed to call out, with the physical number of this terminal called 3 ' as described first Query Result; And,
When the logical number of judging the terminal called 3 ' that is extracted according to the user profile found is current when not being allowed to call out, be used to represent that with one the current call denial indication that is not allowed to call out of this logical number of terminal called 3 ' is as described first Query Result.
In a further advantageous embodiment, shown in Fig. 2 B, after above-mentioned steps S101, SHLR carries out following steps S102 '-S103 ' subsequently:
In step S102 ', SHLR1 extracts the physical number of calling terminal 3 from described inquiry request message, and this step can be finished in above-mentioned steps S101 simultaneously, also can finish separately.，
Subsequently, in step S103 ', SHLR1 inquires about the user profile of a plurality of user terminals that prestore, and generates one second Query Result based on the physical number of the calling terminal 3 that is extracted., this step can be finished in above-mentioned steps S103 simultaneously, also can finish separately
Alternatively, second Query Result can be a logical number of this calling terminal 3, and this logical address is allowed to send to terminal called as the caller identification number according to predetermined condition, and is preferred, a logical number can be set at the caller identification number of acquiescence.
At last, in step S104 ', second Query Result is sent to switch 2.This step can be finished in above-mentioned steps S104 simultaneously, also can finish separately.
Fig. 3 show the embodiment according to the present invention the call business that in fixed communication network, is used for assist control manys user terminals the block diagram of the network equipment.Wherein, this network equipment can be SHLR 1, also can be to have the function of storing subscriber information and can carry out other mutual network equipments with switch.Be that example is described in detail with reference to Fig. 3 and in conjunction with Fig. 1 below with SHLR1.
As shown in Figure 3, SHLR 1 comprises a receiving system 101, extraction element 102 and a query processing device 103 and a dispensing device 104.Wherein, extraction element 102, query processing device 103 and dispensing device 104 are used for coming described Multi-Subscriber Number call business is carried out assist control based on the characteristic information of described Multi-Subscriber Number call business, therefore are collectively referred to as sub controlling unit.
Concrete, receiving system 101, this inquiry request message should be included in the physical number of calling terminal 3 in the Multi-Subscriber Number call business of just preparing in the receiver 2 to set up and a logical number of terminal called (not shown in FIG.) 3 ', suppose that calling terminal 3 and terminal called 3 ' all are manys' user terminals, have a physical number and a plurality of logical number respectively;
Extraction element 102 is by the logical number that extracts terminal called 3 ' in the inquiry request message;
Then, query processing device 103 logical number based on the terminal called 3 ' that is extracted, the user profile of a plurality of user terminals that inquiry prestores, and generate one first Query Result, wherein said each user profile comprises a physical number and a plurality of logical number and other user profile of relative users terminal, for example be the predetermined condition of the predefined permission of each number to this number call, concrete, it can be time period for each number assignment, only in the time corresponding section, this number just can be called out;
Alternatively, first Query Result can be the physical address of terminal called 3 ', the inquiry failure indication of user profile that expression does not inquire described terminal called 3 '.In addition, suppose when the user profile that inquires terminal called 3 ', but judge this logical number when the current period is not allowed to call out according to this user profile, the current call denial indication that is not allowed to call out of logical number that generates an expression terminal called is as first Query Result.Certainly, in SHLR 1, also can not do any judgement, and directly the user profile that inquires be sent to switch, judge whether set up by switch 2 and call out or the refusal calling.
At last, dispensing device 104 is issued switch 2 with first Query Result.
In one embodiment, query processing device 103 also comprises an inquiry unit 1031 and an inquiry generating apparatus 1032.
The logical number that inquiry unit 1031 is used for based on the terminal called 3 ' that is extracted, the user profile of the described terminal called 3 ' of inquiry in the user profile of a plurality of user terminals that prestore, wherein, the user profile of each user terminal comprises a physical number and a plurality of logical number and the called predetermined condition information of the corresponding permission of each logical number of this user terminal;
Inquiry generating apparatus 1032 generates first Query Result according to the content of inquiry, and wherein, described first Query Result comprises that the physical number of described terminal called or one are used to represent do not inquire the inquiry failure indication of the user profile of described terminal called.
Concrete, inquiry generating apparatus 1032 generates first Query Result according to following criterion:
I. when not inquiring the user profile of described terminal called 3 ', be used for expression with one and do not inquire the inquiry failure indication of user profile of described terminal called 3 ' as first Query Result;
Ii. when finding the user profile of described terminal called 3 ', and when judging that the logical number of the terminal called 3 ' that is extracted is current and be allowed to call out according to the user profile found, with the physical number of described terminal called 3 ' as described first Query Result; And,
Iii. when the logical number of judging the terminal called 3 ' that is extracted according to the user profile found is current when not being allowed to call out, be used to represent that with one the current call denial indication that is not allowed to call out of this logical number of terminal called 3 ' is as described first Query Result.
In a preferred embodiment, extraction element 102 also extracts the physical number of this calling terminal 3 from described inquiry request message;
Correspondingly, described query processing device 103 is based on this physical number of calling terminal 3, and the user profile of a plurality of user terminals that prestore by inquiry generates one second Query Result;
At last, dispensing device 104 sends to described switching equipment with second Query Result.
Alternatively, second Query Result can be a logical number of this calling terminal 3, and this logical address is allowed to send to terminal called as the caller identification number according to predetermined condition, and is preferred, a logical number can be set at the caller identification number of acquiescence.
Fig. 4 illustrates the method flow diagram of call business that is used to control manys' user terminal in the switch of fixed communication network of according to a present invention embodiment.
Come this method is described in detail below with reference to Fig. 4 and in conjunction with Fig. 1:
As shown in Figure 4, in step S201, switch 2 receives from the call setup request message as calling party's user terminal (hereinafter to be referred as calling terminal) 3, described call setup request message is used for request and sets up a call business, this setup requests comprises the physical number of calling terminal 3 and as the logical number of another user terminal (not shown in the drawings, hereinafter to be referred as terminal called) 3 ' of callee;
Subsequently, in step S202, the physical number by the logical number of obtaining terminal called 3 ' in the call setup request message and calling terminal 3 should be appreciated that at this, also can only obtain the logical number 3 ' of terminal called or the physical number of calling terminal 3;
Then, in step S202, generate an inquiry request message and this inquiry request message is sent to SHLR1, described inquiry request message comprises the logical number of the physical number and the terminal called 3 ' of calling terminal 3;
Subsequently, in step S203, receive query response message from SHLR1, described query response message comprises the relevant information of this call business, and described relevant information comprises a logical number of described calling terminal 3, the physical number of terminal called 3 ' or the refusal indication information of this call setup request message of indication refusal.
At last, switch 2 will be controlled foundation or refuse this calling according to the call-related information that receives, and this is the content of prior art, does not do detailed explanation at this.
Fig. 5 illustrates the block diagram of switch of call business that is used to control manys' user terminal in fixed communication network of according to a present invention embodiment.
Come this method is described in detail below with reference to Fig. 5 and in conjunction with Fig. 1:
As shown in Figure 5, switch 2 comprises a receiving system 201, deriving means 202, inquiry unit 203, a call control apparatus 204.
Wherein, receiving system 201 receives from the call setup request message as calling party's user terminal 3 (hereinafter to be referred as calling terminal), described call setup request message is used for request and sets up a call business, this setup requests comprises the physical number of calling terminal 3 and as the logical number of another user terminal (not shown, hereinafter to be referred as terminal called) 3 ' of callee.
Deriving means 202 be should be appreciated that at this by the physical number of the logical number of obtaining terminal called 3 ' in the call setup request message and calling terminal 3, also can only obtain the logical number of terminal called or the physical number of calling terminal 3.
The relevant information that inquiry unit 202 is inquired about this call business based on the logical number of the physical number of described calling terminal 3 and terminal called 3 ', described relevant information comprise a logical number of described calling terminal 3, the physical number of terminal called 3 ' or the refusal indication information of this call setup request message of indication refusal.Concrete, inquiry unit 203 can by with SHLR1 obtain described call business relevant information alternately, inquiry unit 203 comprises a query requests device 2031 and an inquiry receiving system 2032.
Particularly, query requests device 2031 generates an inquiry request message and this inquiry request message is sent to SHLR 1, and described inquiry request message comprises the logical number of the physical number and the terminal called 3 ' of described calling terminal 3;
Subsequently, the query response message that inquiry receiving system 2032 receives from SHLR 1, described query response message comprises the relevant information of this call business, and described relevant information comprises a logical number of described calling terminal, the physical number of terminal called or the refusal indication information of this call setup request message of indication refusal.
At last, call control apparatus 204 will be controlled foundation or refuse this calling according to the call-related information that receives, and this is the content of prior art, does not do detailed explanation at this.
Should be appreciated that the calling-control method to manys' user terminal according to the present invention can be gone up realization in existing fixed network and fixed network of future generation (NGN).
Fig. 6 A and 6B show the calling procedure schematic diagram under existing network and two kinds of fixed networks of NGN respectively.Wherein, the signaling interface between SHLR 1 and local switch/tandem switch 2 is ISUP+, and in next generation network (NGN), adopts MAP+ conduct interface therebetween between SHLR 1 and SoftSwitch 2.
We simply are described in two kinds of fixed networks according to the process that the calling of manys' user terminal is controlled of the present invention with reference to Fig. 6 A-6B
In Fig. 6 A, for the user terminal (hereinafter to be referred as calling terminal) 3 as the calling party, the physical number of its calling terminal 3 (LRN) is sent to SHLR 1 by switch (LS/TS) 2 by IAM (initial address message).SHLR 1 searches for relevant information according to the physical number of the calling terminal 3 that receives in its database, the user profile of a plurality of user terminals has prestored in this database, if this calling terminal 3 has customized the Multi-Subscriber Number business, then SHLR 1 can find a plurality of logical number corresponding with this physical number.Then, SHLR 1 returns the refusal indication information of a wherein corresponding logical number or this call setup request message of indication refusal and gives switch according to (perhaps calling terminal is corresponding) preassigned of each logical number in ACM message.
For the user terminal (not shown, hereinafter to be referred as terminal called) 3 ' as the callee, switch (LS/TS) 2 sends to SHLR 1 by IAM with the called logical number.SHLR1 retrieves in its database according to the logical number of the terminal called 3 ' that receives.If this terminal called 3 ' has customized the Multi-Subscriber Number business, SHLR 1 will judge that current whether permission of this logical number called out according to (allow each number called) predetermined condition that prestores.If allow, then in REL message, return the physical number of this terminal called 3 ' and give switch, otherwise indicating call discharges in REL.
In Fig. 6 B, for calling terminal 3, its physical number (LRN) is sent to SHLR 1 by SoftSwitch 2 by SRI (status report indication) message.SHLR 1 searches for its user profile according to the physical number of the calling terminal 3 that receives in its database, if this calling terminal 3 has customized the Multi-Subscriber Number business, then SHLR1 can find a plurality of logical number corresponding with this physical number.Then, SHLR 1 returns a wherein corresponding logical number and gives switch according to (perhaps calling terminal is corresponding) preassigned of each logical number in SRI_ack message.
For terminal called 3 ' (not shown), SoftSwitch 2 sends to SHLR 1 by SRI message with the called logical number.SHLR 1 retrieves in its database according to the logical number of the terminal called that receives.If this callee has customized the Multi-Subscriber Number business, SHLR1 will judge that current whether permission of this logical number called out according to (allow each number called) predetermined condition that prestores.If allow, then in SRI_ACK message, return the physical number of this terminal called 3 ' and give switch, otherwise indicating call discharges in SRI_ACK.
More than specific embodiments of the invention are described.Need to understand being, the present invention is not limited to above-mentioned specific for execution mode, and those skilled in the art can make various distortion or modification within the scope of the appended claims.
Claims (6)
1. network equipment that is used for the call business of assist control manys user terminals in fixed communication network comprises:
A receiving system is used to receive the inquiry request message from a switching equipment, and described inquiry request message is included in the characteristic information of just preparing the Multi-Subscriber Number call business set up in the described switching equipment;
A sub controlling unit is used for inquiring about based on the characteristic information of described Multi-Subscriber Number call business, and Query Result is sent to described switching equipment, so that finish described Multi-Subscriber Number call business by described switching equipment,
It is characterized in that the characteristic information of described Multi-Subscriber Number call business comprises a logical number of terminal called;
Wherein, described sub controlling unit comprises:
An extraction element is used for being extracted by described inquiry request message the logical number of described terminal called;
A query processing device is used for the logical number based on described terminal called, and a plurality of users' that prestore by inquiry user profile generates one first Query Result;
A dispensing device is used for described first Query Result is sent to described switching equipment.
2. the network equipment according to claim 1 is characterized in that, described query processing device comprises:
An inquiry unit, be used for logical number based on described terminal called, the user profile of the described terminal called of inquiry in the user profile of a plurality of user terminals that prestore, wherein, the user profile of each user terminal comprises a physical number and a plurality of logical number and the called predetermined condition information of the corresponding permission of each logical number of this user terminal;
An inquiry generating apparatus, be used for content according to inquiry, generate first Query Result, wherein, described first Query Result comprises that the physical number of described terminal called or one are used to represent do not inquire the inquiry failure indication of the user profile of described terminal called.
3. the network equipment according to claim 1 and 2 is characterized in that, the characteristic information of described Multi-Subscriber Number call business comprises the physical number of calling terminal;
Wherein, described extraction element also is used for, and extracts the physical number of this calling terminal from described inquiry request message;
Described query processing device also is used for, and based on the described physical number of described calling terminal, a plurality of users' that prestore by inquiry user profile generates one second Query Result;
Described dispensing device also is used for, and described second Query Result is sent to described switching equipment.
4. the network equipment according to claim 3 is characterized in that,
Described second Query Result comprises a logical number that is allowed to of described calling terminal.
5. switching equipment that is used to control the call business of manys' user terminal in communication network comprises:
A receiving system is used to receive the call setup request message from a calling terminal, and described call setup request message is used for request and sets up a Multi-Subscriber Number call business;
A deriving means is used for being obtained by described call setup request message the logical number of the physical number and the terminal called of described calling terminal;
An inquiry unit, be used for the relevant information of inquiring about this call business based on the logical number of the physical number of described calling terminal and terminal called, described relevant information comprises a logical number of described calling terminal, the physical number of terminal called or the refusal indication information of this call setup request message of indication refusal;
A call control apparatus, be used for according to from the relevant information of this call business described Multi-Subscriber Number call business is controlled.
6. access device according to claim 5 is characterized in that, described inquiry unit comprises:
A query requests device is used for an inquiry request message is sent to a network equipment, and described inquiry request message comprises the logical number of the physical number and the terminal called of described calling terminal;
An inquiry receiving system is used to receive the query response message from the described network equipment, and described query response message comprises the relevant information of this call business.
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| WO2005013593A1 (en) * | 2003-08-01 | 2005-02-10 | Tim Italia S.P.A. | Procedure and system for processing identification numbers in telecommunication networks |
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| WO2005013593A1 (en) * | 2003-08-01 | 2005-02-10 | Tim Italia S.P.A. | Procedure and system for processing identification numbers in telecommunication networks |
| CN1561085A (en) * | 2004-02-18 | 2005-01-05 | 邓正红 | Virtual telepone number system and its communication method |
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