CN102917347B - Preprocessing method and system for monitoring multimode terminal - Google Patents
Preprocessing method and system for monitoring multimode terminal Download PDFInfo
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- CN102917347B CN102917347B CN201210400694.9A CN201210400694A CN102917347B CN 102917347 B CN102917347 B CN 102917347B CN 201210400694 A CN201210400694 A CN 201210400694A CN 102917347 B CN102917347 B CN 102917347B
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Abstract
The invention provides a preprocessing method and system for monitoring a multimode terminal. The preprocessing method comprises the following steps that: a first pseudo base station clones itself into a base station in a first public network, and a target multimode terminal is in the base station of the first public network; the first pseudo base station sends a downgoing signal to the target multimode terminal, receives a positioning updating request returned by the target multimode terminal and brings the target multimode terminal into a control scope; the first pseudo base station constructs a base station reassortment signaling, transmits the base station reassortment signaling to the target multimode terminal and assigns the target multimode terminal to a second pseudo base station, wherein the safety level of the first public network is higher than that of a second public network; and the second pseudo base station sends a downgoing signal to the target multimode terminal, receives a position updating request returned by the target multimode terminal and brings the target multimode terminal into a control scope so as to monitor the target multimode terminal. The preprocessing method and system disclosed by the invention ensure the stability of the public networks and provide basis for monitoring to the target multimode terminal of a high-safety-level network.
Description
Technical field
The present invention relates to communication monitoring field, more particularly, relate to a kind of preprocess method and the system of monitoring multimode terminal.
Background technology
In the special duties such as current criminal investigation, personnel in charge of the case often can use pseudo-base station to monitor the multimode terminal belonging to offender, to obtain the Content of Communication of offender, realizes the effective monitoring to offender and tracking.Before multimode terminal is monitored, need preliminary treatment be carried out, make pseudo-base station can obtain the Content of Communication of multimode terminal by preliminary treatment, for follow-up monitoring multimode terminal provides basis; The preprocessing means of at present conventional monitoring multimode terminal for: adopt pseudo-base station to attack the public network residing for multimode terminal, as attacked the 2G(Second Generation residing for multimode terminal, second generation mobile communication technology), 3G(3rd Generation, G mobile communication) etc. public network, crack the encrypted transaction data relevant to multimode terminal; The business datum of multimode terminal encryption can be cracked by above-mentioned preprocessing process, make pseudo-base station can obtain the Content of Communication of multimode terminal, for follow-up monitoring multimode terminal provides the foundation, and then the identity information of realization acquisition target multimode terminal, positional information and Content of Communication, the business of multimode terminal is carried out to the monitoring objects such as gating.
The pretreatment mode of existing monitoring multimode terminal need adopt pseudo-base station to attack public network, and this makes the stability of public network reduce, and then offender is easily discovered, and self is monitored; In addition along with 3G, 4G(4th Generation, forth generation mobile communication technology) rise of contour safety class networks, the Security mechanism of public network obtains enhancing, the pseudo-base station of existing employing is attacked public network, to monitor the pretreatment mode of multimode terminal and inapplicable high safety grade network.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of preprocess method and the system of monitoring multimode terminal, there is with the pretreatment mode solving existing monitoring multimode terminal the problem reducing public network stability, inapplicable high safety grade network.
For achieving the above object, the embodiment of the present invention provides following technical scheme:
Monitor a preprocess method for multimode terminal, it is characterized in that, comprising:
First pseudo-base station is according to the base station feature of the first public network around target multimode terminal, and clone themselves is become the base station in described first public network, described target multimode terminal is in the base station of described first public network;
Described first pseudo-base station sends downstream signal to described target multimode terminal, receives the position updating request that described target multimode terminal returns, includes described target multimode terminal in control range;
Described first structure base station, pseudo-base station reprovision signaling, described base station reprovision signaling is sent to described target multimode terminal, assign described target multimode terminal in the second pseudo-base station, described second pseudo-base station be according to described target multimode terminal around the base station feature of the second public network pseudo-base station identical with the base station in described second public network of cloning, the safe class of described first public network is higher than the safe class of described second public network;
Described second pseudo-base station sends downstream signal to described target multimode terminal, receives the position updating request that described target multimode terminal returns, includes described target multimode terminal in control range, to monitor described target multimode terminal.
Wherein, described first pseudo-base station comprises to described target multimode terminal transmission downstream signal:
Described first pseudo-base station sends downstream signal to described target multimode terminal, make described target multimode terminal in the coverage of this downstream signal, wherein, the power of this downstream signal higher than the signal of the first public network base station be cloned, and meets the same system cell re-selection conditions of described target multimode terminal under the first public network.
Wherein, described first public network is cellular mobile communication networks, and clone themselves, according to the base station feature of the first public network around target multimode terminal, becomes the base station in described first public network to comprise by described first pseudo-base station:
Clone themselves becomes and is cloned the base station that there are identical system message, identical frequency and identical scrambler in base station in described first public network by described first pseudo-base station.
Wherein, described cellular mobile communication networks is 3G (Third Generation) Moblie 3G network, and described in described first pseudo-base station assigned, target multimode terminal comprises to the second pseudo-base station:
Described first pseudo-base station sends radio resource control RRC release message to described target multimode terminal, in described RRC release message, target system is filled to described second public network, target cell information is extended this as the information of described second pseudo-base station.
Wherein, described first pseudo-base station also comprises after described target multimode terminal sends described RRC release message:
Described first pseudo-base station is after the RRC connection establishment request message receiving the transmission of described target multimode terminal, RRC refuse information is sent to described target multimode terminal, in described RRC refuse information, fill objective body be made as described second public network, fill in the information that target cell information is described second pseudo-base station.
Wherein, described first pseudo-base station also comprises after including described target multimode terminal in control range:
The identity request message of the described target multimode terminal true identity of described first pseudo-base station structure inquiry, sends to described target multimode terminal by described identity request message;
Receive the identity response message of carrying self true identity information that described target multimode terminal is replied.
Wherein, described second pseudo-base station comprises to described target multimode terminal transmission downstream signal:
Described second pseudo-base station sends downstream signal to described target multimode terminal, make described target multimode terminal in the coverage of this downstream signal, wherein, the power of this downstream signal higher than the signal of the second public network base station be cloned, and meets described target multimode terminal from the first public network cell gravity treatment to the reselection conditions of the second public network cell.
Wherein, described second pseudo-base station also comprises after including described target multimode terminal in control range:
The identity request message of the described target multimode terminal true identity of structure inquiry, sends to described target multimode terminal by described identity request message;
Receive the identity response message carrying self true identity information that described target multimode terminal is replied;
Construction location upgrades and accepts message, described location updating is accepted message and sends to described target multimode terminal, reside in described second pseudo-base station to make described target multimode terminal.
Wherein, described second public network is cellular mobile communication networks, and described method also comprises:
Described second pseudo-base station is to described target multi-mode terminal carrying out service gating.
Wherein, described cellular mobile communication networks is Generation Mobile Telecommunication System 2G network;
Described second pseudo-base station comprises described target multi-mode terminal carrying out service gating:
Described second pseudo-base station receives the connection management CM business request information that described target multimode terminal sends;
Identity information and the traffic type information of described target multimode terminal is extracted from described CM business request information;
The business gating item of target multimode terminal described in comparison presetting database, judges whether to allow described target multimode terminal to carry out the business of type corresponding with described traffic type information;
If so, described second pseudo-base station sends CM business to described target multimode terminal and accepts message, allows described target multimode terminal to carry out the business of described type, obtains the Content of Communication of described target multimode terminal;
If not, described second pseudo-base station sends CM service denial message to described target multimode terminal, stops described target multimode terminal to carry out the business of described type.
The embodiment of the present invention also provides a kind of pretreatment system monitoring multimode terminal, comprising: the first pseudo-base station and the second pseudo-base station;
Described first pseudo-base station, for the base station feature according to the first public network around target multimode terminal, clone themselves is become the base station in described first public network, described target multimode terminal is in the base station of the first public network, downstream signal is sent to described target multimode terminal, receive the position updating request that described target multimode terminal returns, include described target multimode terminal in control range, structure base station reprovision signaling, described base station reprovision signaling is sent to described target multimode terminal, assigns described target multimode terminal in described second pseudo-base station;
Described second pseudo-base station, for the base station feature according to the second public network around described target multimode terminal, clone themselves is become the base station in described second public network, downstream signal is sent to described target multimode terminal, receive the position updating request that described target multimode terminal returns, include described target multimode terminal in control range, to monitor described target multimode terminal;
Wherein, the safe class of described first public network is higher than the safe class of the second public network.
Based on technique scheme, in the preprocess method of the monitoring multimode terminal that the embodiment of the present invention provides, the base station in the first public network is cloned in the first pseudo-base station, the base station in the second public network is cloned in second pseudo-base station, target multimode terminal is initially in the base station of the first public network, after the base station in the first public network is cloned in the first pseudo-base station, first pseudo-base station sends downstream signal to target multimode terminal, include target multimode terminal in control range, structure base station reprovision signaling, target multimode terminal is assigned in the second pseudo-base station, second pseudo-base station, downstream signal is sent to target multimode terminal, include target multimode terminal in control range, to monitor target multimode terminal, wherein the safe class of the first public network is higher than the safe class of the second public network.The embodiment of the present invention is by cloning into public network base station by pseudo-base station, by the signaling message that structure is identical with public network base station, can when target multimode terminal and public network base station noninductive, target multimode terminal is included in the lower communication network of the safe class that built by the second pseudo-base station, thus for the follow-up monitoring to target multimode terminal provide basis, avoid the attack of pseudo-base station to public network, ensure that the stability of public network, can the target multimode terminal be in high safety grade network be assigned in the communication network of lower security grade by the embodiment of the present invention simultaneously, provide the foundation for carrying out monitoring to the target multimode terminal of high safety grade network.There is the problem reducing public network stability, inapplicable high safety grade network in the pretreatment mode that the invention solves existing monitoring multimode terminal, ensure that the stability of public network, providing the foundation for carrying out monitoring to the target multimode terminal of high safety grade network.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The flow chart of the preprocess method of the monitoring multimode terminal that Fig. 1 provides for the embodiment of the present invention;
Another flow chart of the preprocess method of the monitoring multimode terminal that Fig. 2 provides for the embodiment of the present invention;
Signaling process figure between the first pseudo-base station that Fig. 3 embodiment of the present invention provides and target multimode terminal;
Another signaling process figure between the first pseudo-base station that Fig. 4 provides for the embodiment of the present invention and target multimode terminal;
Another signaling process figure between the first pseudo-base station that Fig. 5 provides for the embodiment of the present invention and target multimode terminal;
Target multimode terminal is included in the signaling process figure of control range by the second pseudo-base station that Fig. 6 provides for the embodiment of the present invention;
Fig. 7, for after the second pseudo-base station that the embodiment of the present invention provides includes target multimode terminal in control range, carries out the signaling process figure of business gating;
The another flow chart of the preprocess method of the monitoring multimode terminal that Fig. 8 provides for the embodiment of the present invention;
The second pseudo-base station that Fig. 9 provides for the embodiment of the present invention is to the method flow diagram of target multi-mode terminal carrying out service gating;
The pretreatment system of the monitoring multimode terminal that Figure 10 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The flow chart of the preprocess method of the monitoring multimode terminal that Fig. 1 provides for the embodiment of the present invention, with reference to Fig. 1, the method can comprise:
Clone themselves, according to the base station feature of the first public network around target multimode terminal, is become the base station in described first public network by step S100, the first pseudo-base station;
Before step S100 performs, also first should carry out the selected of target multimode terminal, target multimode terminal can be one or more, for the situation of a target multimode terminal, by the IMSI(International Mobile Subscriber Identity of target multimode terminal, international mobile subscriber identification code) or IMEI(International Mobile Equipment Identity, International Mobile Station Equipment Identification code) etc. mark carry out the selected of target multimode terminal; For the situation of multiple target multimode terminal, IMSI or IMEI etc. by each target multimode terminal identifies and carries out the selected of target multimode terminal, also can regional location residing for the plurality of target multimode terminal, carry out the selected of target multimode terminal, if the multimode terminal that can be selected in specific region is all target multimode terminals.
The device that the embodiment of the present invention carries out target multimode terminal selected is not limited, and can be have the device that target multimode terminal selectes function arbitrarily.
After selected target multimode terminal, obtain the base station feature of the first public network around target multimode terminal, the first public network is the target multimode terminal communication network that initially residing base station is corresponding; Base station is characterized as the parameter characterizing a certain public network base station characteristic, is the foundation carrying out with other public network base stations distinguishing; The implementation obtaining the base station feature of the first public network around target multimode terminal is chosen as: in the frequency range that the first public network is corresponding, search for the first public network cell all around target multimode terminal, receive the system message of the base station of each community, thus obtain the base station feature of the first public network.The region of the setting range residing for target multimode terminal is referred to around target multimode terminal, be chosen as with target multimode terminal as round dot, take setpoint distance as the border circular areas of radius, may also be the rectangular area etc. of putting centered by target multimode terminal, the setting means embodiment of the present invention around target multimode terminal is not limited.
The device that the embodiment of the present invention obtains the base station feature of the first public network around target multimode terminal is not limited, and can be the device of the base station feature functionality arbitrarily with the first public network obtained around target multimode terminal.
After the base station feature obtaining the first public network around target multimode terminal, first pseudo-base station is according to the base station feature of the first public network around target multimode terminal, clone themselves is become the base station in the first public network, namely self is configured to and is cloned the base station that base station has same characteristic features parameter in the first public network by the first pseudo-base station.
Optionally, for making target multimode terminal more rapidly from public network cell gravity treatment to the first pseudo-base station, the first pseudo-base station can signal is more weak in the adjacent area, base station of resident the first public network of select target multimode terminal base station be cloned.Obviously, clone themselves also can be become arbitrary base station of the first public network around target multimode terminal by the first pseudo-base station.
Step S110, described first pseudo-base station send downstream signal to described target multimode terminal, receive the position updating request that described target multimode terminal returns, include described target multimode terminal in control range;
After the base station in the first public network is cloned in the first pseudo-base station, send downstream signal to target multimode terminal, to make target multimode terminal to the first pseudo-base station home position update request, make the first pseudo-base station to include target multimode terminal in control range;
In order to make target multimode terminal can to the first pseudo-base station home position update request, the implementation that a kind of optional first pseudo-base station sends downstream signal to target multimode terminal is: the first pseudo-base station sends downstream signal to target multimode terminal, make target multimode terminal in the coverage of this downstream signal, wherein, the power of this downstream signal higher than the signal of the base station be cloned in the first public network, and meets the same system cell re-selection conditions of target multimode terminal under the first public network.Optionally, first pseudo-base station is before sending downstream signal to target multimode terminal, first carry out the structure of downstream signal, the downstream signal power constructed is higher than the signal of the base station be cloned in the first public network, and this downstream signal can meet the same system cell re-selection conditions of target multimode terminal under the first public network, can make target multimode terminal after receiving this downstream signal, can cell reselection to the first pseudo-base station, and to the first pseudo-base station launch position update request;
First pseudo-base station receives the position updating request that target multimode terminal sends, and gravity treatment is to the first pseudo-base station to show target multimode terminal, and target multimode terminal is incorporated control range by the first pseudo-base station.
By the pseudo-base station identical with the base station of the first public network is cloned in the first pseudo-base station, first pseudo-base station is again with the identity of the base station of the first public network, include target multimode terminal in control range, noninductive state can be in, the transfer of communication network residing for realize target multimode terminal at target multimode terminal and the first public network.
Step S120, described first structure base station, pseudo-base station reprovision signaling, send to described target multimode terminal by described base station reprovision signaling, assign described target multimode terminal in the second pseudo-base station;
After in control range is included target multimode terminal in the first pseudo-base station, the first structure base station, pseudo-base station reprovision signaling, assigns to target multimode terminal in the second pseudo-base station, so that follow-up second pseudo-base station is to the monitoring of target multimode terminal; Second pseudo-base station is the pseudo-base station identical with the base station in the second public network of cloning according to the base station feature of the second public network around target multimode terminal, and the safe class of the first public network is higher than the safe class of the second public network;
In the embodiment of the present invention except the first pseudo-base station needs clone themselves to be become the base station in the first public network, another pseudo-base station i.e. the second pseudo-base station also needs the base station become by clone themselves in the second public network, first public network and the second public network are the heterogeneous networks existed around target multimode terminal, as WCDMA(Wideband Code Division Multiple Access, Wideband Code Division Multiple Access (WCDMA)), GSM(GlobalSystem of Mobile communication, global system for mobile communications), WiMAX(WorldwideInteroperability for Microwave Access, worldwide interoperability for microwave accesses) and WLAN(WirelessLocal Area Networks, WLAN) etc. mobile communications network, the safe class of the first public network is higher than the safe class of the second public network, if the safe class of WCDMA is higher than the safe class of GSM.
It can thus be appreciated that, the embodiment of the present invention also needs the base station characteristic parameter of the second public network obtained around target multimode terminal, pass through the base station characteristic parameter of the second obtained public network, clone themselves is become the base station in the second public network by the second pseudo-base station, wherein, the optional implementation obtaining the base station characteristic parameter of the second public network around target multimode terminal is: in the frequency range that the second public network is corresponding, search for the second public network cell all around target multimode terminal, receive the system message of the base station of each community, thus obtain the base station feature of the second public network; The optional implementation of the base station feature of the first public network around this and acquisition target multimode terminal as described above is similar, and both can be cross-referenced.After the base station feature obtaining the second public network around target multimode terminal, clone themselves is become the base station in the second public network by the second pseudo-base station, and namely self is configured to and is cloned the base station that base station has same characteristic features parameter in the second public network by the second pseudo-base station.
The base station characteristic parameter of the second public network around target multimode terminal is obtained in the embodiment of the present invention, clone themselves is become the operation of the base station in the second public network by the second pseudo-base station, can in the first pseudo-base station assigned target multimode terminal to the second pseudo-base station before perform, the embodiment of the present invention is not restricted this.Optionally, can while the base station characteristic parameter obtaining the first public network around target multimode terminal, obtain the base station characteristic parameter of the second public network around target multimode terminal, while in the first pseudo-base station clone themselves being become the base station in the first public network, clone themselves is become the base station in the second public network by the second pseudo-base station, as long as obviously the first pseudo-base station is when assigning target multimode terminal to the second pseudo-base station, the second pseudo-base station has cloned into the base station in the second public network.
Optionally, for making target multimode terminal more rapidly from the first pseudo-base station cell gravity treatment to the second pseudo-base station, after the base station in the first public network is cloned in the first pseudo-base station, the second public network base station that in the first adjacent area, pseudo-base station, signal is more weak can be cloned in second pseudo-base station, and the characteristic parameter by the second pseudo-base station is configured to the characteristic parameter of the second public network base station that signal is more weak in the first adjacent area, pseudo-base station.
Step S130, the second pseudo-base station send downstream signal to described target multimode terminal, receive the position updating request that described target multimode terminal returns, include described target multimode terminal in control range, to monitor described target multimode terminal.
Second not configuring adjacent cell, pseudo-base station, sends downstream signal, to include in control range by target multimode terminal; A kind of optional implementation to target multimode terminal transmission downstream signal is: the second pseudo-base station sends downstream signal to target multimode terminal, make target multimode terminal in the coverage of this downstream signal, wherein, the power of this downstream signal is higher than the signal of the base station be cloned in the second public network, and meet the cell re-selection conditions of target multimode terminal allosome, namely meet described target multimode terminal from the first public network cell gravity treatment to the reselection conditions of the community of the second public network; Like this after target multimode terminal receives this downstream signal, just can carry out cell reselection, gravity treatment in the second pseudo-base station, to the second pseudo-base station launch position update request.
Second pseudo-base station receives the position updating request that target multimode terminal sends, and show to include target multimode terminal in control range, the second pseudo-base station can be monitored target multimode terminal under lower safe class.
It should be noted that the second pseudo-base station can before the first pseudo-base station assigned target multimode terminal to the second pseudo-base station or when just exist.
In the preprocess method of the monitoring multimode terminal that the embodiment of the present invention provides, the base station in the first public network is cloned in the first pseudo-base station, the base station in the second public network is cloned in second pseudo-base station, target multimode terminal is initially in the base station of the first public network, after the base station in the first public network is cloned in the first pseudo-base station, first pseudo-base station sends downstream signal to target multimode terminal, include target multimode terminal in control range, structure base station reprovision signaling, target multimode terminal is assigned in the second pseudo-base station, second pseudo-base station sends downstream signal to target multimode terminal, include target multimode terminal in control range, to monitor target multimode terminal, wherein the safe class of the first public network is higher than the safe class of the second public network.The embodiment of the present invention is by cloning into public network base station by pseudo-base station, by the signaling message that structure is identical with public network base station, can when target multimode terminal and public network base station noninductive, target multimode terminal is included in the lower communication network of the safe class that built by the second pseudo-base station, thus for the follow-up monitoring to target multimode terminal provide basis, avoid the attack of pseudo-base station to public network, ensure that the stability of public network, can the target multimode terminal be in high safety grade network be assigned in the communication network of lower security grade by the embodiment of the present invention simultaneously, provide the foundation for carrying out monitoring to the target multimode terminal of high safety grade network.There is the problem reducing public network stability, inapplicable high safety grade network in the pretreatment mode that the invention solves existing monitoring multimode terminal, ensure that the stability of public network, providing the foundation for carrying out monitoring to the target multimode terminal of high safety grade network.
Another flow chart of the preprocess method of the monitoring multimode terminal that Fig. 2 provides for the embodiment of the present invention, shown in composition graphs 1 and Fig. 2, method shown in Fig. 2, on the basis of method shown in Fig. 1, also comprises:
The identity request message of step S115, the described target multimode terminal true identity of the first pseudo-base station structure inquiry, described identity request message is sent to described target multimode terminal, receives the identity response message of carrying self true identity information that described target multimode terminal is replied;
Step S115 occurs between step S110 and step S120, performs after in control range is included described target multimode terminal in the first pseudo-base station; Concrete, after the first pseudo-base station receives the position updating request of target multimode terminal transmission, step S115 can be performed;
The true identity information of target multimode terminal can be obtained by step S115, true identity information can be IMSI or IMEI, can by when the true identity information of acquisition and selected target multimode terminal according to comparing, judge the target multimode terminal selected whether correct; Whether make mistakes when also can judge in control range target multimode terminal being included in the first pseudo-base station according to this true identity information, thus ensure the correctness that follow-up multimode terminal is monitored, in case of mistakes, stop follow-up flow process in time, save system resource.
First pseudo-base station is after receiving the identity response message in step S115, and structure base station reprovision signaling, sends to described target multimode terminal by described base station reprovision signaling, assign described target multimode terminal in the second pseudo-base station.
The identity request message of step S140, the described target multimode terminal true identity of the second pseudo-base station structure inquiry, described identity request message is sent to described target multimode terminal, receives the identity response message carrying self true identity information that described target multimode terminal is replied;
Step S140 occurs after step s 130, concrete, after the second pseudo-base station receives the position updating request of target multimode terminal transmission, can perform step S140.
The true identity information of target multimode terminal can be obtained by step S140, whether make mistakes when can judge in control range target multimode terminal being included in the second pseudo-base station according to this true identity information, thus ensure the correctness that follow-up multimode terminal is monitored, in case of mistakes, the follow-up flow process of timely termination, saves system resource.
Step S150, construction location upgrade and accept message, described location updating is accepted message and sends to target multimode terminal, reside in described second pseudo-base station to make described target multimode terminal;
After ensure that target multimode terminal includes the correctness of the second pseudo-base station in, for making the second better monitoring objective multimode terminal in pseudo-base station, target multimode terminal can be made to reside in the second pseudo-base station, and the mode specifically accepting message by sending location updating to the second pseudo-base station realizes.
Step S160, monitor described target multimode terminal.
Reside in after in the second pseudo-base station at target multimode terminal, can monitor target multimode terminal, optionally, the identity information of target multimode terminal, positional information and Content of Communication can be obtained, and gating etc. is carried out to the business of target multimode terminal.
Already described above, the first public network and the second public network can be this kind of cellular mobile communication networks of WCDMA, GSM, also can be the non-cellular mobile communications networks such as WiMAX and WLAN, as long as the safe class of the first public network is higher than the safe class of the second public network.The preprocess method of monitoring multimode terminal that theres is provided of embodiment for a better understanding of the present invention, cellular mobile communication networks is all below with the first public network and the second public network, and the safe class of the first public network is example higher than the safe class of the second public network, if the first public network is 3G (Third Generation) Moblie 3G network (WCDMA, TD-SCDMA network etc.), second public network is Generation Mobile Telecommunication System 2G network (as GSM network etc.), is described the specific implementation of the preprocess method of the monitoring multimode terminal that the embodiment of the present invention provides.Obviously, first public network and the second public network also can be the cellular mobile communication networks of other types, if the first public network is forth generation mobile communication LTE network, second public network is 3G network etc., under the enlightenment of principle shown in Fig. 1 of the present invention, those skilled in the art can realize the preprocess method of the monitoring multimode terminal between the cellular mobile communication networks of any type.
When the first public network is cellular mobile communication networks, the implementation of step S100 shown in Fig. 1 " clone themselves, according to the base station feature of the first public network around target multimode terminal, is become the base station in described first public network by the first pseudo-base station " is chosen as: clone themselves becomes and is cloned the base station that there are identical system message, identical frequency and identical scrambler in base station in described first public network by described first pseudo-base station.Concrete, the first pseudo-base station adjustment transmitting power, to suitable intensity, sending the pilot signal identical with being cloned base station on the pilot channel, sending the system message identical with being cloned base station over the broadcast.Clone themselves becomes the implementation of the base station in the second public network to be by the second pseudo-base station: clone themselves becomes and is cloned the base station that there are identical system message, identical frequency in base station in the second public network by described second pseudo-base station.
When the first public network is 3G network, optionally, in method shown in Fig. 1, base station reprovision signaling in step S120 can be RRC(Radio Resource Control, radio resource control) release message, first pseudo-base station is after including target multimode terminal in control range, RRC release message can be sent to target multimode terminal, in this RRC release message, target system is filled to the second public network, target cell information is extended this as the information of the second pseudo-base station, thus make target multimode terminal after receiving this RRC release message, can cell reselection in the second pseudo-base station.It should be noted that reprovision signaling be RRC release message is only one technological means easily, to those skilled in the art, also can use other message as the base station reprovision signaling in step S120 shown in Fig. 1.
Optionally, when the first public network is 3G network, signaling process between first pseudo-base station and target multimode terminal can refer to shown in Fig. 3, flow process shown in Fig. 3 can comprise: S200, send after downstream signal to target multimode terminal in the first pseudo-base station, target multimode terminal is in the coverage of this downstream signal, and target multimode terminal sends RRC Connection Request(RRC connection request message to the first pseudo-base station); S210, the first pseudo-base station send RRC Connection Setup(RRC connection to target multimode terminal and arrange message); S220, target multimode terminal send RRC Connection SetupComplete(RRC connection and are provided with message to the first pseudo-base station); S230, target multimode terminal send Location Update Request(location update request message to the first pseudo-base station); Step S240, the first pseudo-base station send RRC Connection Release(RRC connection release message to target multimode terminal); S250, target multimode terminal send RRC Connection Release Complete(RRC Connection Release and complete message to the first pseudo-base station).
Optionally, when the first public network is 3G network, after in control range is included target multimode terminal in the first pseudo-base station, first pseudo-base station also can construct the identity request message of query aim multimode terminal true identity, after obtaining correct identity response message, then target multimode terminal is assigned to the second pseudo-base station.In this case, signaling process between first pseudo-base station and target multimode terminal can refer to shown in Fig. 4, flow process shown in Fig. 4 can comprise: S300, send after downstream signal to target multimode terminal in the first pseudo-base station, target multimode terminal is in the coverage of this downstream signal, and target multimode terminal sends RRC Connection Request(RRC connection request message to the first pseudo-base station); S310, the first pseudo-base station send RRC Connection Setup(RRC connection to target multimode terminal and arrange message); S320, target multimode terminal send RRC Connection Setup Complete(RRC connection and are provided with message to the first pseudo-base station); S330, target multimode terminal send Location Update Request(location update request message to the first pseudo-base station); S340, the first pseudo-base station send ID Request(identity request message to target multimode terminal); S350, target multimode terminal send ID Response(identity response message to the first pseudo-base station); S360, the first pseudo-base station send RRC Connection Release(RRC connection release message to target multimode terminal); S370, target multimode terminal send RRC ConnectionRelease Complete(RRC Connection Release and complete message to the first pseudo-base station).
When the first public network is 3G network, optionally, after in the step s 120 in the first pseudo-base station assigned target multimode terminal to the second pseudo-base station, target multimode terminal may initiate the request of RRC connection establishment to the first pseudo-base station again, for guaranteeing that target multimode terminal assigns to carrying out smoothly of the second pseudo-base station, after the first pseudo-base station receives the RRC connection establishment request of target multimode terminal transmission again, first pseudo-base station sends RRC refuse information to target multimode terminal, and in RRC refuse information, target system is filled to the second public network, target cell information is extended this as the information of the second pseudo-base station, thus make target for many years terminal after receiving this RRC refuse information, can cell reselection in the second pseudo-base station.In the case, signaling process between first pseudo-base station and target multimode terminal can refer to shown in Fig. 5, composition graphs 4 and Fig. 5, flow process shown in Fig. 5, on the basis of Fig. 4, also comprises: S380, target multimode terminal send RRC Connection Request(RRC connection request message to the first pseudo-base station); S390, the first pseudo-base station send RRC Connection Reject(RRC connection refused message to target multimode terminal).Obviously, in flow process shown in Fig. 5, the inquiry of target multimode terminal true identity also can not be carried out in the first pseudo-base station, after S330 completes, can directly carry out the flow process of S360 to S390.
When the second public network is cellular mobile communication networks, and the second public network is when being 2G network, Fig. 6 shows the signaling process that target multimode terminal is included in control range by the second pseudo-base station, with reference to Fig. 6, this flow process can comprise: S400, send after downstream signal to target multimode terminal in the second pseudo-base station, target multimode terminal is in the coverage of this downstream signal, and target multimode terminal sends ChannelRequest(channel request message to the second pseudo-base station); S410, the second pseudo-base station send the direct specified command of ImmediateAssigment Command(to target multimode terminal); S420, target multimode terminal send Location Update Request(position updating request to the second pseudo-base station); S430, the second pseudo-base station send ID Request(identity request message to target multimode terminal); S440, target multimode terminal send ID Response(identity response message to the second pseudo-base station); S450, the second pseudo-base station send Location Update Accepted(location updating to target multimode terminal and accept message).
In flow process shown in Fig. 6, after in control range is included target multimode terminal in second pseudo-base station, second pseudo-base station can be monitored target multimode terminal, as business gating etc., Fig. 7 shows after the second pseudo-base station includes target multimode terminal in control range, carry out the signaling process of business gating, as shown in Figure 7, flow process shown in Fig. 7 can comprise: S4001, target multimode terminal send ChannelRequest(channel request message to the second pseudo-base station); S44002, the second pseudo-base station send the direct specified command of ImmediateAssigment Command(to target multimode terminal); S4003, target multimode terminal send CM Service Request(CM service request to the second pseudo-base station); S4004, the second pseudo-base station send CM Service Accepted(CM service acceptance message to target multimode terminal) or CM Service Reject(CM Service Reject message).
The preprocess method of the monitoring multimode terminal provided for making the embodiment of the present invention is more directly perceived, now with the first public network for WCDMA network, second public network is GSM, it is example that target multimode terminal is initially located in the base station of WCDMA network, is described the preprocess method of the monitoring multimode terminal that the embodiment of the present invention provides.It should be noted that the description of the preprocess method of the monitoring multimode terminal hereafter carried out for WCDMA network and GSM network is only a kind of optional implementation.
The another flow chart of the preprocess method of the monitoring multimode terminal that Fig. 8 provides for the embodiment of the present invention, with reference to Fig. 8, the method can comprise:
The base station feature of the WCDMA public network around step S500, the first pseudo-base station foundation target multimode terminal, clone themselves is become the base station that around target multimode terminal, in WCDMA public network, signal is more weak, clone themselves, according to the base station feature of the GSM public network around target multimode terminal, is become the GSM public network base station that in the first adjacent area, pseudo-base station, signal is more weak by the second pseudo-base station;
Wherein, the base station feature of the WCDMA public network around target multimode terminal is by such as under type acquisition: in WCDMA public network frequency range, search for WCDMA communities all around target multimode terminal, receive the system message of each cell base station, to obtain its characteristic parameter; Optionally, system message can be as shown in table 1.
Table 1
After obtaining above-mentioned WCDMA public network base station parameter, the characteristic parameter of self is configured to the characteristic parameter of the more weak base station of a certain signal in WCDMA public network by the first pseudo-base station, the transmitting power of self is transferred to suitable intensity, pilot signal transmitted on the pilot channel, the system message (particular content of each field according to actual conditions set) of structure shown in table 1, sends this message over the broadcast.The system message of structure, mainly comprises Master Information Block MIB, schedule information block SB1, schedule information block SB2, system message 1, system message 2, system message 3, system message 4, system message 5, system message 6, system message 7, system message 8 and system message 9, system message 10, system message 11, system message 12, system message 13, system message 14, system message 15, system message 16, system message 17 and system message 18 etc.The send mode of these system messages and main contents, can be as shown in table 1.
The base station feature of the GSM public network around target multimode terminal is by such as under type acquisition: in GSM public network frequency range, search for GSM communities all around multimode terminal, receive the system message of each cell base station, to obtain its characteristic parameter; Optionally, system message can be as shown in table 2.
Table 2
Obtaining the base station parameter of said GSM public network, the characteristic parameter of self is configured to the characteristic parameter of a certain signal more weak GSM public network base station in the first adjacent area, pseudo-base station by the second pseudo-base station, the transmitting power of self is transferred to suitable intensity, pilot signal transmitted on the pilot channel, the system message (particular content of each field according to actual conditions set) of structure shown in table 2, sends this message over the broadcast.The system message of structure, mainly comprises system message 1, system message 2, system message 2bis, system message 2ter, system message 3, system message 4, system message 5, system message 5bis, system message 5ter, system message 6, system message 7, system message 8 and system message 9 etc.The send mode of these system messages and main contents, can be as shown in table 2.
Step S510, the first pseudo-base station send downstream signal to target multimode terminal, and the position updating request that receiving target multimode terminal returns, includes target multimode terminal in control range;
After first pseudo-base station configuration WCDMA public network base station parameter, start to send downstream signal, make target multimode terminal in its coverage, downstream signal power is better than the signal of the base station be cloned in WCDMA network, and the same system cell re-selection conditions of target multimode terminal under WCDMA should be met, enable target multimode terminal cell reselection to the first pseudo-base station, and initiate position updating request.
Step S520, the first structure base station, pseudo-base station reprovision signaling, send to target multimode terminal by base station reprovision signaling, and assignment target multimode terminal is in the second pseudo-base station;
Optionally, base station reprovision signaling can be RRC release message, and target system is filled out as GSM, information target cell information being extended this as the second pseudo-base station by the first pseudo-base station in the RRC release message sent to target multimode terminal.
Step S530, the second pseudo-base station send downstream signal to target multimode terminal, and the position updating request that receiving target multimode terminal returns, includes target multimode terminal in control range, monitoring objective multimode terminal.
Second not configuring adjacent cell, pseudo-base station, send downstream signal, make target multimode terminal in its coverage, downstream signal power is better than the signal of the base station be cloned in GSM network, and the cell re-selection conditions of target multimode terminal allosome should be met, enable target multimode terminal be assigned to the second pseudo-base station, and initiate position updating request, after including target multimode terminal in control range, can monitor target multimode terminal.
Optionally, method shown in Fig. 8 also can be expanded as in figure 2, and both can be cross-referenced, and therefore not to repeat here for the scheme after expansion.
Wherein, the second pseudo-base station monitoring objective multimode terminal comprises: to target multi-mode terminal carrying out service gating.Can as shown in Figure 9 to the optional implementation of target multi-mode terminal carrying out service gating, the second pseudo-base station that Fig. 9 provides for the embodiment of the present invention is to the method flow diagram of target multi-mode terminal carrying out service gating, and with reference to Fig. 9, the method can comprise:
Step S600, the second pseudo-base station receive the CM(ConnectionManagement that described target multimode terminal sends, connection management) business request information;
Step S610, the identity information extracting described target multimode terminal from described CM business request information and traffic type information;
The business gating item of target multimode terminal described in step S620, comparison presetting database, judge whether to allow described target multimode terminal to carry out the business of type corresponding with described traffic type information, if so, perform step S630, if not, perform step S640;
Optionally, can in the database of pseudo-base station the business gating item of goal-selling multimode terminal, only allow the business confirmed in target multimode terminal performing database.
Step S630, send CM business to described target multimode terminal and accept message, allow described target multimode terminal to carry out the business of described type, obtain the Content of Communication of described target multimode terminal;
Step S640, send CM service denial message to described target multimode terminal, stop described target multimode terminal to carry out the business of described type.
It should be noted that said method can expand in the 2G network of arbitrary lower security grade, as cdma network, and be not limited to GSM.
It should be noted that, the implementation of the preprocess method of the monitoring multimode terminal between cellular mobile communication networks type as described above is only optional manner, and it should not become the restriction of scope.Those skilled in the art are on the basis of principle shown in Fig. 1 of the present invention, can show that the first public network is cellular mobile communication networks completely, and the second public network is the preprocess method of the monitoring multimode terminal between non-cellular mobile communications network, if the first public network is 3G network, second public network is wlan network, or the first public network is non-cellular mobile communications network, the second public network is the preprocess method of the monitoring multimode terminal between cellular mobile communication networks; Those skilled in the art are under the enlightenment of inventive principle of the present invention; the preprocess method of the monitoring multimode terminal between arbitrary height safety class networks can be realized completely; it is pointed out that the implementation not departing from inventive principle of the present invention is all in protection scope of the present invention.
Be described the pretreatment system of the monitoring multimode terminal that the embodiment of the present invention provides below, the pretreatment system of monitoring multimode terminal described below is mutually corresponding with the preprocess method of monitoring multimode terminal as described above, and both can be cross-referenced.
The pretreatment system of the monitoring multimode terminal that Figure 10 provides for the embodiment of the present invention, comprising: the first pseudo-base station 100 and the second pseudo-base station 200;
First pseudo-base station 100, for the base station feature according to the first public network around target multimode terminal, clone themselves is become the base station in described first public network, described target multimode terminal is in the base station of the first public network, downstream signal is sent to described target multimode terminal, receive the position updating request that described target multimode terminal returns, include described target multimode terminal in control range, structure base station reprovision signaling, described base station reprovision signaling is sent to described target multimode terminal, assigns described target multimode terminal in described second pseudo-base station;
Second pseudo-base station 200, for the base station feature according to the second public network around described target multimode terminal, clone themselves is become the base station in described second public network, downstream signal is sent to described target multimode terminal, receive the position updating request that described target multimode terminal returns, include described target multimode terminal in control range, to monitor described target multimode terminal;
Wherein, the safe class of described first public network is higher than the safe class of the second public network.
There is the problem reducing public network stability, inapplicable high safety grade network in the mode that the preprocess method of the monitoring multimode terminal that the embodiment of the present invention provides and system solve existing monitoring multimode terminal, ensure that the stability of public network, achieve the monitoring of target multimode terminal under high safety grade network scenario
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Professional can also recognize further, in conjunction with unit and the algorithm steps of each example of embodiment disclosed herein description, can realize with electronic hardware, computer software or the combination of the two, in order to the interchangeability of hardware and software is clearly described, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any 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 technical field.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. monitor a preprocess method for multimode terminal, it is characterized in that, comprising:
First pseudo-base station is according to the base station feature of the first public network around target multimode terminal, and clone themselves is become the base station in described first public network, described target multimode terminal is in the base station of described first public network;
Described first pseudo-base station sends downstream signal to described target multimode terminal, receives the position updating request that described target multimode terminal returns, includes described target multimode terminal in control range;
Described first structure base station, pseudo-base station reprovision signaling, described base station reprovision signaling is sent to described target multimode terminal, assign described target multimode terminal in the second pseudo-base station, described second pseudo-base station be according to described target multimode terminal around the base station feature of the second public network pseudo-base station identical with the base station in described second public network of cloning, the safe class of described first public network is higher than the safe class of described second public network;
Described second pseudo-base station sends downstream signal to described target multimode terminal, receives the position updating request that described target multimode terminal returns, includes described target multimode terminal in control range, to monitor described target multimode terminal;
Wherein, for making target multimode terminal more rapidly from the base station reselection of the first public network to described first pseudo-base station, the base station that in the adjacent area, base station of described first public network that described first pseudo-base station selected target multimode terminal is resident, signal is more weak is cloned;
Wherein, described first pseudo-base station comprises to described target multimode terminal transmission downstream signal:
Described first pseudo-base station sends downstream signal to described target multimode terminal, make described target multimode terminal in the coverage of this downstream signal, wherein, the power of this downstream signal higher than the signal of the first public network base station be cloned, and meets the same system cell re-selection conditions of described target multimode terminal under the first public network.
2. method according to claim 1, it is characterized in that, described first public network is cellular mobile communication networks, and clone themselves, according to the base station feature of the first public network around target multimode terminal, becomes the base station in described first public network to comprise by described first pseudo-base station:
Clone themselves becomes and is cloned the base station that there are identical system message, identical frequency and identical scrambler in base station in described first public network by described first pseudo-base station.
3. method according to claim 2, is characterized in that, described cellular mobile communication networks is 3G (Third Generation) Moblie 3G network, and described in described first pseudo-base station assigned, target multimode terminal comprises to the second pseudo-base station:
Described first pseudo-base station sends radio resource control RRC release message to described target multimode terminal, in described RRC release message, target system is filled to described second public network, target cell information is extended this as the information of described second pseudo-base station.
4. method according to claim 3, is characterized in that, described first pseudo-base station also comprises after described target multimode terminal sends described RRC release message:
Described first pseudo-base station is after the RRC connection establishment request message receiving the transmission of described target multimode terminal, RRC refuse information is sent to described target multimode terminal, in described RRC refuse information, fill objective body be made as described second public network, fill in the information that target cell information is described second pseudo-base station.
5. the method according to any one of Claims 1-4, is characterized in that, described first pseudo-base station also comprises after including described target multimode terminal in control range:
The identity request message of the described target multimode terminal true identity of described first pseudo-base station structure inquiry, sends to described target multimode terminal by described identity request message;
Receive the identity response message of carrying self true identity information that described target multimode terminal is replied.
6. method according to claim 1, is characterized in that, described second pseudo-base station sends downstream signal to described target multimode terminal and comprises:
Described second pseudo-base station sends downstream signal to described target multimode terminal, make described target multimode terminal in the coverage of this downstream signal, wherein, the power of this downstream signal higher than the signal of the second public network base station be cloned, and meets described target multimode terminal from the first public network cell gravity treatment to the reselection conditions of the second public network cell.
7. method according to claim 1, is characterized in that, described second pseudo-base station also comprises after including described target multimode terminal in control range:
The identity request message of the described target multimode terminal true identity of structure inquiry, sends to described target multimode terminal by described identity request message;
Receive the identity response message carrying self true identity information that described target multimode terminal is replied;
Construction location upgrades and accepts message, described location updating is accepted message and sends to described target multimode terminal, reside in described second pseudo-base station to make described target multimode terminal.
8. the method according to claim 1,6 or 7, is characterized in that, described second public network is cellular mobile communication networks, and described method also comprises:
Described second pseudo-base station is to described target multi-mode terminal carrying out service gating.
9. method according to claim 8, is characterized in that, described cellular mobile communication networks is Generation Mobile Telecommunication System 2G network;
Described second pseudo-base station comprises described target multi-mode terminal carrying out service gating:
Described second pseudo-base station receives the connection management CM business request information that described target multimode terminal sends;
Identity information and the traffic type information of described target multimode terminal is extracted from described CM business request information;
The business gating item of target multimode terminal described in comparison presetting database, judges whether to allow described target multimode terminal to carry out the business of type corresponding with described traffic type information;
If so, described second pseudo-base station sends CM business to described target multimode terminal and accepts message, allows described target multimode terminal to carry out the business of described type, obtains the Content of Communication of described target multimode terminal;
If not, described second pseudo-base station sends CM service denial message to described target multimode terminal, stops described target multimode terminal to carry out the business of described type.
10. monitor a pretreatment system for multimode terminal, it is characterized in that, comprising: the first pseudo-base station and the second pseudo-base station;
Described first pseudo-base station, for the base station feature according to the first public network around target multimode terminal, clone themselves is become the base station in described first public network, described target multimode terminal is in the base station of the first public network, downstream signal is sent to described target multimode terminal, receive the position updating request that described target multimode terminal returns, include described target multimode terminal in control range, structure base station reprovision signaling, described base station reprovision signaling is sent to described target multimode terminal, assigns described target multimode terminal in described second pseudo-base station;
Described second pseudo-base station, for the base station feature according to the second public network around described target multimode terminal, clone themselves is become the base station in described second public network, downstream signal is sent to described target multimode terminal, receive the position updating request that described target multimode terminal returns, include described target multimode terminal in control range, to monitor described target multimode terminal;
Wherein, the safe class of described first public network is higher than the safe class of the second public network;
Wherein, for making target multimode terminal more rapidly from the base station reselection of the first public network to described first pseudo-base station, the base station that in the adjacent area, base station of described first public network that described first pseudo-base station selected target multimode terminal is resident, signal is more weak is cloned.
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| CN104980954B (en) * | 2015-05-27 | 2020-06-09 | 中国科学院信息工程研究所 | Real-time control method of terminal and base station control module |
| CN105142142A (en) * | 2015-08-25 | 2015-12-09 | 中国科学院信息工程研究所 | All-system cellphone terminal control method and device |
| CN105578547A (en) * | 2016-01-22 | 2016-05-11 | 华为技术有限公司 | Method for identifying cell not connecting with communication network, and related device |
| CN106060831A (en) * | 2016-08-12 | 2016-10-26 | 努比亚技术有限公司 | Pseudo base station identification method and device |
| CN106358199B (en) * | 2016-09-30 | 2019-03-05 | 维沃移动通信有限公司 | A kind of method and mobile terminal of mobile terminal identification pseudo-base station |
| CN108377517B (en) * | 2016-11-02 | 2021-05-04 | 中国移动通信有限公司研究院 | Access method and device |
| CN106686601B (en) * | 2017-03-16 | 2020-06-23 | 珠海市魅族科技有限公司 | Pseudo base station protection method and device |
| CN109769250B (en) * | 2017-11-09 | 2022-03-29 | 中国电信股份有限公司 | Method, terminal and system for identifying pseudo base station |
| CN110312248A (en) * | 2018-03-27 | 2019-10-08 | 北京盛世光明软件股份有限公司 | A kind of mobile data communication monitoring method and device |
| CN112565094B (en) * | 2020-12-09 | 2023-04-07 | 之江实验室 | Multi-mode network topology structure |
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