CN101635891A

CN101635891A - Method for obtaining state information, home location server and communication system

Info

Publication number: CN101635891A
Application number: CN200910090256A
Authority: CN
Inventors: 董慧
Original assignee: CHINA NETCOM BROADBAND SERVICES APPLICATION NATIONAL ENGINEERING LAB Co Ltd
Current assignee: Unicom Broadband Services Applic Nat Engineering Lab Co ltd; China United Network Communications Group Co Ltd
Priority date: 2009-08-03
Filing date: 2009-08-03
Publication date: 2010-01-27
Anticipated expiration: 2029-08-03
Also published as: CN101635891B

Abstract

The invention relates to a method for obtaining state information, a home location server and a communication system. The method for obtaining state information comprises the following steps: acquiring a request message according to state information sent by a gateway mobile switching center; sending a safety information acquisition request message used for acquiring safety information of a calling terminal to a safety information server, wherein the safety information acquisition request message comprises a called terminal number of a called terminal and a calling terminal number of the calling terminal; receiving the safety information acquisition response message which is sent by the safety information server and carries safety information of the calling terminal, which is inquired by the safety information server according to the called terminal number and the calling terminal number of; determining the state information of the called terminal according to the safety information of the calling terminal, and sending a state information acquisition response message carrying the state information of the called terminal to the gateway mobile switching center. The invention effectively intercepts crank calls and saves resources of a mobile terminal, and moreover, only calls of a VIP list can be answered at a certain special moment.

Description

Obtain method, home location server and the communication system of state information

Technical field

The present invention relates to the communication technology, relate in particular to a kind of method, home location server and communication system of obtaining state information.

Background technology

Along with the develop rapidly of mobile communication technology, mobile phone becomes the communication tool that more and more generally uses in people's life, and people bring great convenience for people's contact and information interchange by mobile phone calling or mutual short-message sending or the like.

Along with the application of mobile phone with popularize, harassing call has been called the problem that users face, even is used for swindling by the offender.The harassing and wrecking time of these harassing calls is indefinite, has greatly influenced the normal live and work of people.To this, prior mobile phone is provided with firewall for received calls, the default telephone number of wanting rejection in the fire compartment wall group with telephone numbers on the memory of cell phone, incoming call is retrieved coupling, if retrieve identical number, then rejection should be sent a telegram here, if do not retrieve identical number, and then normal incoming call answering.

There is following defective in firewall for received calls: the other install software of portable terminal needs, taken the portable terminal Limited resources, and the effect of blocking disturbance call is bad.

Summary of the invention

The invention provides a kind of method, home location server and communication system of obtaining state information, in order to realize effective blocking disturbance call, the resource of saving portable terminal simultaneously.

The invention provides a kind of method of obtaining state information, comprising:

State information acquisition request message according to the GMSC (gateway mobile switching center) transmission, send the safety information acquisition request message of the security information be used to obtain calling terminal to security information server, comprise the calling terminal number of the called terminal number and the described calling terminal of terminal called in the described safety information acquisition request message;

Receive the safety information acquisition response message that described security information server sends, described security information state obtains and comprises the security information of described security information server according to the described calling terminal of described called terminal number and the inquiry of described calling terminal number in the response message;

According to the security information of described calling terminal, determine the state information of described terminal called, and send the state information acquisition response message of the state information of carrying described terminal called to described GMSC (gateway mobile switching center).

Being used to of receiving that home location server sends obtained the safety information acquisition request message of the security information of calling terminal, comprises the calling terminal number of the called terminal number and the described calling terminal of terminal called in the described safety information acquisition request message;

According to described called terminal number and described calling terminal number,, obtain the security information of described calling terminal by inquiring about the list information of the described terminal called of storing;

Send the safety information acquisition response message of the security information that carries described calling terminal to described home location server.

According to the calling of calling terminal, send the state information acquisition request message of the called terminal number of the calling terminal number carry described calling terminal and described terminal called to home location server to terminal called;

Receive the state information acquisition response message that described home location server sends, comprise in the described state information acquisition response message that described home location server is according to the security information of described calling terminal and the state information of definite described terminal called; Wherein, the security information of described calling terminal is obtained from security information server according to described calling terminal number and described called terminal number by described home location server.

The invention provides a kind of home location server, comprising:

First sending module, be used for state information acquisition request message according to the GMSC (gateway mobile switching center) transmission, send the safety information acquisition request message of the security information be used to obtain calling terminal to security information server, comprise the calling terminal number of the called terminal number and the described calling terminal of terminal called in the described safety information acquisition request message;

First receiver module, be used to receive the safety information acquisition response message that described security information server sends, described security information state obtains and comprises the security information of described security information server according to the described calling terminal of described called terminal number and the inquiry of described calling terminal number in the response message;

Determination module is used for the security information according to described calling terminal, determines the state information of described terminal called;

Described first sending module also is used for sending to described GMSC (gateway mobile switching center) the state information acquisition response message of the state information of carrying described terminal called.

The invention provides a kind of security information server, comprising:

Second receiver module, be used to receive that home location server sends is used to obtain the safety information acquisition request message of the security information of calling terminal, comprise the calling terminal number of the called terminal number and the described calling terminal of terminal called in the described safety information acquisition request message;

Acquisition module is used for according to described called terminal number and described calling terminal number, by inquiring about the list information of the described terminal called of storing, obtains the security information of described calling terminal;

Second sending module is used for sending to described home location server the safety information acquisition response message of the security information that carries described calling terminal.

The invention provides a kind of GMSC (gateway mobile switching center), comprising:

The 3rd sending module is used for according to the calling of calling terminal to terminal called, sends the state information acquisition request message of the called terminal number of the calling terminal number carry described calling terminal and described terminal called to home location server;

The 3rd receiver module, be used to receive the state information acquisition response message that described home location server sends, comprise in the described state information acquisition response message that described home location server is according to the security information of described calling terminal and the state information of definite described terminal called; Wherein, the security information of described calling terminal is obtained from security information server according to described calling terminal number and described called terminal number by described home location server.

The invention provides a kind of communication system, comprise GMSC (gateway mobile switching center), home location server and security information server; Wherein,

Described GMSC (gateway mobile switching center) is used for according to the calling of calling terminal to terminal called, send the state information acquisition request message of the called terminal number of the calling terminal number that carries described calling terminal and described terminal called to described home location server, receive the state information acquisition response message that described home location server sends, comprise in the described state information acquisition response message that described home location server is according to the security information of described calling terminal and the state information of definite described terminal called;

Described home location server is used for the state information acquisition request message according to described GMSC (gateway mobile switching center) transmission, send the safety information acquisition request message of the security information that is used to obtain calling terminal to described security information server, receive the safety information acquisition response message that described security information server sends, described security information state obtains and comprises the security information of described security information server according to the described calling terminal of described called terminal number and the inquiry of described calling terminal number in the response message, security information according to described calling terminal, determine the state information of described terminal called, and send the state information acquisition response message of the state information of carrying described terminal called to described GMSC (gateway mobile switching center);

Described security information server is used to receive that described home location server sends is used to obtain the safety information acquisition request message of the security information of calling terminal, according to described called terminal number that carries in the described safety information acquisition request message and described calling terminal number, by inquiring about the list information of the described terminal called of storing, obtain the security information of described calling terminal, send the safety information acquisition response message of the security information that carries described calling terminal to described home location server.

The method of obtaining state information provided by the invention, home location server and communication system, obtain the security information of calling terminal from security information server by home location server, determine the state information of terminal called and the state information of terminal called is sent to GMSC (gateway mobile switching center) so that GMSC (gateway mobile switching center) is handled the calling of calling terminal to terminal called according to the state information of terminal called according to this security information, effective blocking disturbance call, do not need the other install software of portable terminal, saved the resource of portable terminal, can be implemented in a certain special occasion simultaneously only to answer the phone of VIP list.

Description of drawings

Fig. 1 obtains the flow chart of method first embodiment of security information for the present invention;

Fig. 2 obtains the flow chart of method second embodiment of security information for the present invention;

Fig. 3 obtains the flow chart of method the 3rd embodiment of security information for the present invention;

Fig. 4 obtains the flow chart of a kind of application scenarios among method the 4th embodiment of security information for the present invention;

Fig. 5 obtains the flow chart of another application scenarios among method the 4th embodiment of security information for the present invention;

Fig. 6 obtains the flow chart of another application scenarios among method the 4th embodiment of security information for the present invention;

Fig. 7 obtains the flow chart of method the 5th embodiment of security information for the present invention;

Fig. 8 is the structural representation of home location server first embodiment of the present invention;

Fig. 9 is the structural representation of home location server second embodiment of the present invention;

Figure 10 is the structural representation of home location server the 3rd embodiment of the present invention;

Figure 11 is the structural representation of security information server first embodiment of the present invention;

Figure 12 is the structural representation of security information server second embodiment of the present invention;

Figure 13 is the structural representation of security information server the 3rd embodiment of the present invention;

Figure 14 is the structural representation of GMSC first embodiment of the present invention;

Figure 15 is the structural representation of GMSC second embodiment of the present invention;

Figure 16 is the structural representation of GMSC the 3rd embodiment of the present invention;

Figure 17 is the structural representation of communication system embodiment of the present invention.

Embodiment

Below by drawings and Examples, technical scheme of the present invention is described in further detail.

As shown in Figure 1, the flow chart for the present invention obtains method first embodiment of security information specifically can comprise the steps:

Step 11, home location server are according to GMSC (gateway mobile switching center) (Gateway MobileSwitching Center, hereinafter to be referred as: GMSC) the state information acquisition request message of Fa Songing, send the safety information acquisition request message of the security information be used to obtain calling terminal to security information server, comprise the calling terminal number of the called terminal number and the calling terminal of terminal called in the safety information acquisition request message;

Step 12, home location server receive the safety information acquisition response message that security information server sends, and the security information state obtains and comprises the security information of security information server according to the calling terminal of called terminal number and calling terminal number inquiry in the response message;

Step 13, home location server are determined the state information of terminal called according to the security information of calling terminal, and send the state information acquisition response message of the state information of carrying terminal called to GMSC (gateway mobile switching center);

Then, GMSC (gateway mobile switching center) can be handled the calling of calling terminal to terminal called according to the state information of terminal called.

Present embodiment obtains the security information of calling terminal from security information server by home location server, determine the state information of terminal called and the state information of terminal called is sent to GMSC (gateway mobile switching center) so that GMSC (gateway mobile switching center) is handled the calling of calling terminal to terminal called according to the state information of terminal called according to this security information, effective blocking disturbance call, do not need the other install software of portable terminal, saved the resource of portable terminal, can be implemented in a certain special occasion simultaneously only to answer the phone of VIP list.

As shown in Figure 2, the flow chart for the present invention obtains method second embodiment of security information specifically can comprise the steps:

Step 21, security information server receive that home location server sends is used to obtain the safety information acquisition request message of the security information of calling terminal, comprises the calling terminal number of the called terminal number and the calling terminal of terminal called in the safety information acquisition request message;

Step 22, security information server by inquiring about the list information of the terminal called of storing, obtain the security information of calling terminal according to called terminal number and calling terminal number;

Step 23, security information server send the safety information acquisition response message of the security information that carries calling terminal to home location server;

Then, home location server can be determined the state information of terminal called and send to GMSC (gateway mobile switching center) that GMSC (gateway mobile switching center) can be handled the calling of calling terminal to terminal called according to the state information of terminal called according to this security information.

Present embodiment is by the list information of security information server according to the terminal called of calling terminal number and called terminal number inquiry storage, the security information of obtaining calling terminal sends to home location server again, so that home location server is determined the state information of terminal called and is sent to GMSC (gateway mobile switching center) according to this security information, GMSC (gateway mobile switching center) can be handled the calling of calling terminal to terminal called according to the state information of terminal called, thereby realize effective blocking disturbance call, do not need the other install software of portable terminal, saved the resource of portable terminal, can be implemented in a certain special occasion simultaneously only to answer the phone of VIP list.

As shown in Figure 3, the flow chart for the present invention obtains method the 3rd embodiment of security information specifically can comprise the steps:

Step 31, GMSC (gateway mobile switching center) be according to the calling of calling terminal to terminal called, sends the state information acquisition request message of the called terminal number of the calling terminal number that carries calling terminal and terminal called to home location server;

Step 32, GMSC (gateway mobile switching center) receive the state information acquisition response message that home location server sends, and comprise in this state information acquisition response message that home location server is according to the security information of calling terminal and the state information of definite terminal called; Wherein, the security information of calling terminal is obtained from security information server according to calling terminal number and called terminal number by home location server.

GMSC (gateway mobile switching center) can be handled the calling of calling terminal to terminal called according to the state information of terminal called then.

Present embodiment receives the state information according to the definite terminal called of the security information of calling terminal that home location server sends by GMSC (gateway mobile switching center), so that handle the calling of calling terminal to terminal called according to the state information of terminal called, thereby realize effective blocking disturbance call, do not need the other install software of portable terminal, saved the resource of portable terminal, can be implemented in a certain special occasion simultaneously only to answer the phone of VIP list.

Obtain method the 4th embodiment of security information

In the present embodiment, the security information of calling terminal can comprise that specifically calling terminal number is whether in the blacklist of terminal called and the level of security of blacklist; Calling terminal can be fixed network user's a fixed terminal, also can be mobile subscriber's portable terminal.Attaching position register can for attaching position register (Home Location Register, hereinafter to be referred as: HLR) or home subscriber server (HomeSubscriber Server, hereinafter to be referred as: HSS).

As shown in Figure 4, obtain the flow chart of a kind of application scenarios among method the 4th embodiment of security information for the present invention, specifically can comprise the steps:

Step 41, calling terminal are called out terminal called, calling terminal number, the call time of this calling and the information such as called terminal number of terminal called of GMSC record calling terminal;

Step 42, GMSC send the state information acquisition request message (MAP_SEND_ROUTING_INFORMATION) that the user obtains the state information of terminal called to home location server, comprise calling terminal number and called terminal number in this state information acquisition request message;

Particularly, can in this state information acquisition request message, expand a privately owned cell to carry calling terminal number and called terminal number.

Step 43, home location server judge whether terminal called customizes the calling firewall services, if home location server judges that terminal called has customized the calling firewall services, execution in step 44, otherwise the home location server state information that terminal called is current sends to GMSC;

Step 44, home location server send to security information server and are used to obtain calling terminal number whether in the blacklist at terminal called and the safety information acquisition request message of the level of security of blacklist, comprise calling terminal number and called terminal number in this safety information acquisition request message;

Step 45, security information server are returned to home location server and are carried in the blacklist of calling terminal number at terminal called and the level of security of blacklist is the safety information acquisition response message of security information such as one-level;

Step 46, home location server determine that the state information of terminal called is that terminal called is shut down;

Step 47, home location server obtain response message (MAP_SEND_ROUTING_INFORMATION_ACK) to the GMSC send state information, comprise the state information that terminal called has been shut down in this state information acquisition response message;

Step 48, GMSC refuse the calling of calling terminal to terminal called after calling terminal is play corresponding prompt tone;

This prompt tone can also can be the prompt tone of terminal called customization for default, and for example: GMSC directly hangs up the telephone after calling terminal prompting " sorry, the number that you call out is shut down " or " sorry, the number that you call out is a spacing ".

Need to prove that the note that the calling terminal number that the blacklist level of security interior and blacklist of listing terminal called in is an one-level sends can not arrive on the terminal called.

As shown in Figure 5, obtain the flow chart of another application scenarios among method the 4th embodiment of security information for the present invention, specifically can comprise the steps:

Step 51, calling terminal are called out terminal called, calling terminal number, the call time of this calling and the information such as called terminal number of terminal called of GMSC record calling terminal;

Step 52, GMSC send the state information acquisition request message that the user obtains the state information of terminal called to home location server, comprise calling terminal number and called terminal number in this route request information;

Step 53, home location server judge whether terminal called customizes the calling firewall services, if home location server judges that terminal called has customized the calling firewall services, execution in step 54, otherwise the home location server state information that terminal called is current sends to GMSC;

Step 54, home location server send to security information server and are used to obtain calling terminal number whether in the blacklist at terminal called and the safety information acquisition request message of the level of security of blacklist, comprise calling terminal number and called terminal number in this safety information acquisition request message;

Step 55, security information server are returned to home location server and are carried in the blacklist of calling terminal number at terminal called and the level of security of blacklist is the safety information acquisition response message of security information such as secondary;

Step 56, home location server determine that the state information of terminal called is that terminal called shuts down;

Step 57, home location server obtain response message (MAP_SEND_ROUTING_INFORMATION_ACK) to the GMSC send state information, comprise the state information that terminal called has shut down in this state information acquisition response message;

Step 58, GMSC refuse the calling of calling terminal to terminal called after calling terminal is play corresponding prompt tone;

This prompt tone can also can be the prompt tone of terminal called customization for default, and for example: GMSC directly hangs up the telephone after calling terminal prompting " sorry, the number that you call out shuts down ".

Step 59, security information server send the prompting message that is used for to the calling of terminal called prompting calling terminal by short message service center to terminal called.

Particularly, security information server sends forward short message (MAP_MO_FORWARD_SHORT_MESSAGE) to short message service center, the addresser of short message can be set to the calling subscriber, and message content can be " X when the X X month X day X of the user XXX on your blacklist divide called out you ".If when the user shuts down, received the calling of the number on the blacklist, then can handle.In addition, whether the call case of calling terminal being sent to terminal called with the form of short message can be customized by terminal called.

Need to prove that step 59 and step 55 can be carried out simultaneously.In addition, terminal called can normally receive in the blacklist of listing terminal called in and the level of security of blacklist is the note of the calling terminal number transmission of secondary.

As shown in Figure 6, obtain the flow chart of another application scenarios among method the 4th embodiment of security information for the present invention, specifically can comprise the steps:

Step 61, calling terminal are called out terminal called, calling terminal number, the call time of this calling and the information such as called terminal number of terminal called of GMSC record calling terminal;

Step 62, GMSC send the state information acquisition request message that the user obtains the state information of terminal called to home location server, comprise calling terminal number and called terminal number in this route request information;

Step 63, home location server judge whether terminal called customizes the calling firewall services, if home location server judges that terminal called has customized the calling firewall services, execution in step 64, otherwise the home location server state information that terminal called is current sends to GMSC;

Step 64, home location server send to security information server and are used to obtain calling terminal number whether in the blacklist at terminal called and the safety information acquisition request message of the level of security of blacklist, comprise calling terminal number and called terminal number in this safety information acquisition request message;

Step 65, security information server are returned to home location server and are carried in the blacklist of calling terminal number at terminal called and the level of security of blacklist is the safety information acquisition response message of security information such as three grades;

Step 66, home location server determine that the state information of terminal called is that terminal called temporarily can't be replied;

Step 67, home location server obtain response message (MAP_SEND_ROUTING_INFORMATION_ACK) to the GMSC send state information, comprise the state information that terminal called temporarily can't be replied in this state information acquisition response message;

Step 68, GMSC refuse the calling of calling terminal to terminal called after calling terminal is play corresponding prompt tone;

This prompt tone can also can be the prompt tone of terminal called customization for default, and for example: GMSC directly hangs up the telephone after calling terminal prompting " sorry, the number that you call out temporarily can't be replied ".

Step 69, GMSC hang up the telephone after terminal called sends ring back tone by the mobile switching centre that terminal called belonged to;

The form that the call case of calling terminal is hung up after with first ring informs that terminal called can be customized by terminal called.

Need to prove that terminal called can normally receive in the blacklist of listing terminal called in and the level of security of blacklist is the note of three grades calling terminal number transmission.

In the present embodiment, if calling terminal number is not in the blacklist of terminal called, home location server determines that the state information of terminal called is the current state information of terminal called, and then GMSC handles the calling of calling terminal to terminal called according to the current state information of terminal called.Wherein, the current state information of terminal called can comprise: terminal called is shut down, terminal called shuts down, terminal called temporarily can't be replied with terminal called and can be connected.When the current state information of terminal called is that terminal called is when having shut down; then GMSC plays the prompt tone shut down and hangs up the telephone to calling terminal; when the current state information of terminal called is that terminal called is when having shut down; then GMSC is to then playing the prompt tone shut down and hang up the telephone to calling terminal; when the current state information of terminal called is that terminal called is temporarily can't reply the time; then GMSC plays the prompt tone that temporarily can't reply and hangs up the telephone; when the current state information of terminal called is a terminal called can connect the time, then GMSC connects the calling of calling terminal to terminal called.

Present embodiment is opened by the terminal called application and is called out firewall services and blacklist is set and level of security, when any one calling terminal number is called out this terminal called, at first inquire about it whether in the blacklist of terminal called, be then to handle by the predefined level of security of terminal called, on-hook and broadcast corresponding prompt sound are realized harassing call is just directly refused from network side.Like this, thus allow harassing call can not harass the effect of really playing fire compartment wall.

In addition, present embodiment is handled the calling of calling terminal to terminal called at network side, can allow terminal called be in idle condition, and the phone of synchronization can be called in, and can also reduce the expense that the terminal called playing alert tones produces in the prior art.In addition, but present embodiment can also realize allowing terminal called understand those not wanting to connect and wonder that again it dials the call case of the calling terminal number of situation, terminal called can just can be accomplished this point under the situation that does not allow the other side know.In addition, terminal called can be provided with the safe class of own blacklist, also can customize for the information of calling terminal according to the hobby of terminal called.

Obtain method the 5th embodiment of security information

In the present embodiment, the security information of calling terminal specifically can comprise calling terminal number whether the VIP of terminal called (Very Important Person, hereinafter to be referred as: VIP) in the list and the answering the time period of VIP's list; Calling terminal can be fixed network user's a fixed terminal, also can be mobile subscriber's portable terminal.Attaching position register can be HLR or HSS.

As shown in Figure 7, the flow chart for the present invention obtains method the 5th embodiment of security information specifically can comprise the steps:

Step 71, calling terminal are called out terminal called, calling terminal number, the call time of this calling and the information such as called terminal number of terminal called of GMSC record calling terminal;

Step 72, GMSC send the state information acquisition request message of the state information that is used to obtain terminal called to home location server, comprise calling terminal number and called terminal number in this route request information;

Step 73, home location server judge whether terminal called customizes the calling firewall services, if home location server judges that terminal called has customized the calling firewall services, execution in step 74, otherwise the home location server state information that terminal called is current sends to GMSC;

Step 74, home location server to security information server send be used to obtain calling terminal number whether in the VIP of terminal called list and current time whether at the safety information acquisition request message of answering the time period of VIP list, comprise calling terminal number and called terminal number in this safety information acquisition request message;

Step 75, security information server to home location server return carry calling terminal number not in the VIP of terminal called list and/or the call time of this calling not in the safety information acquisition response message of security information such as answering in the time period of VIP list;

Step 76, home location server determine that the state information of terminal called is that terminal called shuts down;

Step 77, home location server obtain response message to the GMSC send state information, comprise the state information of terminal called in this state information acquisition response message;

Step 78, when the state information of terminal called is a terminal called when having shut down, GMSC refuses the calling of described calling terminal to described terminal called after calling terminal is play corresponding prompt tone;

This prompt tone can also can be the prompt tone of terminal called customization for default, and for example: GMSC directly hangs up the telephone after calling terminal prompting " sorry, the number that you call out shuts down ";

Step 79, security information server send the prompting message that is used for to the calling of terminal called prompting calling terminal by short message service center to terminal called.

Particularly, security information server sends forward short message to short message service center, and the addresser of short message can be set to the calling subscriber, and message content can be " X when the X X month X day X of the user XXX on your blacklist divide called out you ".If when the user shuts down, received the calling of the number on the blacklist, then can handle.

Need to prove that step 79 and step 75 can be carried out simultaneously.

In the present embodiment, if calling terminal number in the VIP of terminal called list and the call time of this calling answering in the time period at VIP's list, home location server determines that the state information of terminal called is that terminal called can be connected, and GMSC connects the calling of calling terminal to terminal called.

In the present embodiment, the current state information of terminal called can comprise: terminal called is shut down, terminal called shuts down, terminal called temporarily can't be replied with terminal called and can be connected.When the current state information of terminal called is that terminal called is when having shut down; then GMSC plays the prompt tone shut down and hangs up the telephone to calling terminal; when the current state information of terminal called is that terminal called is when having shut down; then GMSC is to then playing the prompt tone shut down and hang up the telephone to calling terminal; when the current state information of terminal called is that terminal called is temporarily can't reply the time; then GMSC plays the prompt tone that temporarily can't reply and hangs up the telephone; when the current state information of terminal called is a terminal called can connect the time, then GMSC connects the calling of calling terminal to terminal called.

Present embodiment is opened by the terminal called application and is called out firewall services and the VIP list is set and the answering the time period of VIP list, when any one calling terminal number is called out this terminal called, at first inquire about its whether in the VIP of terminal called list and the call time of this calling answering in the time period whether at the VIP list, be then to answer, otherwise handle by the predefined level of security of terminal called, on-hook and broadcast corresponding prompt sound, the phone of VIP list can be only answered in realization in a certain special occasion, harassing call just directly can be refused from network side again.Like this, thus allow harassing call can not harass the effect of really playing fire compartment wall.

In addition, present embodiment is handled the calling of calling terminal to terminal called at network side, can allow terminal called be in idle condition, and the phone of synchronization can be called in, and can also reduce the expense that the terminal called playing alert tones produces in the prior art.In addition, but present embodiment can also realize allowing terminal called understand those not wanting to connect and wonder that again it dials the call case of the calling terminal number of situation, terminal called can just can be accomplished this point under the situation that does not allow the other side know.In addition, also can customize for the information of calling terminal according to the hobby of terminal called.

Attaching position register first embodiment

As shown in Figure 8, be the structural representation of home location server first embodiment of the present invention, specifically can comprise first sending module 81, first receiver module 82 and determination module 83.

Wherein, first sending module 81 is used for the state information acquisition request message according to the GMSC transmission, send the safety information acquisition request message of the security information be used to obtain calling terminal to security information server, comprise the calling terminal number of the called terminal number and the calling terminal of terminal called in the safety information acquisition request message.First receiver module 82 is used to receive the safety information acquisition response message that security information server sends, and the security information state obtains and comprises the security information of security information server according to the calling terminal of called terminal number and calling terminal number inquiry in the response message.Determination module 83 is used for the security information according to calling terminal, determines the state information of terminal called.First sending module 81 also is used for sending to GMSC the state information acquisition response message of the state information of carrying terminal called.Then, GMSC can handle the calling of calling terminal to terminal called according to the state information of terminal called.

Present embodiment receives the security information of calling terminal from security information server by first receiver module 82, determination module 83 is determined the state information of terminal called according to this security information, first sending module 81 sends to GMSC so that GMSC handles the calling of calling terminal to terminal called according to the state information of terminal called with the state information of terminal called, effective blocking disturbance call, do not need simultaneously the other install software of portable terminal, the resource of having saved portable terminal.

Home location server second embodiment

In the present embodiment, the security information of calling terminal can comprise that specifically calling terminal number is whether in the blacklist of terminal called and the level of security of blacklist; Calling terminal can be fixed network user's a fixed terminal, also can be mobile subscriber's portable terminal.Attaching position register is specifically as follows HLR or HSS.

As shown in Figure 9, structural representation for home location server second embodiment of the present invention, on the basis of structural representation shown in Figure 8, determination module 83 specifically can comprise first determining unit 91, second determining unit 92, the 3rd determining unit 93 and the 4th determining unit 94.

Wherein, first determining unit 91 is used for when in the blacklist of calling terminal number at terminal called and the level of security of blacklist when being one-level, determines that terminal called shuts down.Second determining unit 92 is used for determining that when in the blacklist of calling terminal number at terminal called and the level of security of blacklist when being secondary terminal called shuts down.The 3rd determining unit 93 is used for when in the blacklist of calling terminal number at terminal called and the level of security of blacklist when being three grades, determines that terminal called temporarily can't reply.The 4th determining unit 94 is used for when calling terminal number is not in the blacklist at terminal called, and the state information of determining terminal called is the current state information of terminal called.

Further, present embodiment can also comprise judge module 95, is used to judge whether terminal called customizes the calling firewall services.When terminal called had customized the calling firewall services, the state information acquisition request message that first sending module 81 sends according to GMSC sent the safety information acquisition request message of the security information that is used to obtain calling terminal to security information server.When terminal called did not customize the calling firewall services, first sending module 81 state information that terminal called is current sent to GMSC.

In the present embodiment, the current state information of terminal called can comprise: terminal called is shut down, terminal called shuts down, terminal called temporarily can't be replied with terminal called and can be connected.

Present embodiment judges by judge module 95 whether terminal called customizes the calling firewall services, when the terminal called application is opened the calling firewall services and blacklist is set and level of security, when any one calling terminal number is called out this terminal called, first determining unit 91, second determining unit 92, the 3rd determining unit 93 and the 4th determining unit 94 determine that calling terminal number are whether in the blacklist of terminal called and the level of security of blacklist, so that GMSC handles the calling of calling terminal to terminal called according to the state information of terminal called, realize harassing call is just directly refused from network side.Like this, thus allow harassing call can not harass the effect of really playing fire compartment wall.

Home location server the 3rd embodiment

In the present embodiment, the security information of calling terminal comprises that calling terminal number is whether in the VIP of terminal called list and the answering the time period of VIP list; Calling terminal can be fixed network user's a fixed terminal, also can be mobile subscriber's portable terminal.Attaching position register is specifically as follows HLR or HSS.

As shown in figure 10, for the structural representation of home location server the 3rd embodiment of the present invention, on the basis of structural representation shown in Figure 8, determination module 83 specifically can comprise the 5th determining unit 101 and the 6th determining unit 102.

Wherein, the 5th determining unit 101 is used for when calling terminal number at the VIP of terminal called list and current time the answering in the time period of VIP list, determines that terminal called can connect.The 6th determining unit 102 be used for when calling terminal number not call time that the VIP of terminal called list and/or calling terminal are called out terminal called not the answering in the time period of VIP list, determine that terminal called shuts down.

Wherein, the current state information of terminal called can comprise: terminal called is shut down, terminal called shuts down, terminal called temporarily can't be replied with terminal called and can be connected.

Present embodiment judges by judge module 95 whether terminal called customizes the calling firewall services, open when the terminal called application and to call out firewall services and the VIP list is set and answers the time period, when any one calling terminal number is called out this terminal called, the 5th determining unit 101 and the 6th determining unit 102 determine that calling terminal number are whether in the VIP of terminal called list and current time answering in the time period at the VIP list whether, so that GMSC handles the calling of calling terminal to terminal called according to the state information of terminal called, being implemented in a certain special occasion only answers the calling of VIP list, so both guaranteed that terminal called was not disturbed in this special occasion, guaranteed again that it can not miss important phone.

Security information server first embodiment

As shown in figure 11, be the structural representation of security information server first embodiment of the present invention, specifically can comprise second receiver module 111, acquisition module 112 and second sending module 113.

Wherein, second receiver module 111 is used to receive that home location server sends is used to obtain the safety information acquisition request message of the security information of calling terminal, comprises the calling terminal number of the called terminal number and the calling terminal of terminal called in the safety information acquisition request message.Acquisition module 112 is used for according to called terminal number and calling terminal number, by inquiring about the list information of the terminal called of storing, obtains the security information of calling terminal.Second sending module 113 is used for sending to home location server the safety information acquisition response message of the security information that carries calling terminal.

Then, home location server can be determined the state information of terminal called and send to GMSC that GMSC can handle the calling of calling terminal to terminal called according to the state information of terminal called according to this security information.

Present embodiment is by the list information of acquisition module 112 according to the terminal called of calling terminal number and called terminal number inquiry storage, obtain the security information of calling terminal, second sending module 113 sends to home location server with security information, so that home location server is determined the state information of terminal called and is sent to GMSC according to this security information, GMSC can handle the calling of calling terminal to terminal called according to the state information of terminal called, thereby realize effective blocking disturbance call, do not need simultaneously the other install software of portable terminal, the resource of having saved portable terminal.

Security information server second embodiment

In the present embodiment, the list information of terminal called comprises the blacklist of terminal called.

As shown in figure 12, structural representation for security information server second embodiment of the present invention, on the basis of structural representation shown in Figure 11, acquisition module 112 specifically can comprise first acquiring unit 121, be used for blacklist, obtain calling terminal number whether in the blacklist of terminal called and the level of security of blacklist by the terminal called of inquiry storage.

Present embodiment is by the blacklist of first acquiring unit 121 according to the terminal called of calling terminal number and called terminal number inquiry storage, obtain calling terminal number whether in the blacklist of terminal called and the level of security of blacklist, second sending module 113 sends to home location server with security information, so that home location server is determined the state information of terminal called and is sent to GMSC according to this security information, GMSC can handle the calling of calling terminal to terminal called according to the state information of terminal called, thereby realize effective blocking disturbance call, do not need simultaneously the other install software of portable terminal, the resource of having saved portable terminal.

Security information server the 3rd embodiment

In the present embodiment, the list information of terminal called specifically can comprise the VIP list of terminal called.

As shown in figure 13, structural representation for security information server the 3rd embodiment of the present invention, on the basis of structural representation shown in Figure 11, acquisition module 112 specifically can comprise second acquisition unit 131, be used for VIP list, obtain calling terminal whether in the VIP of terminal called list and the answering the time period of VIP list by the terminal called of inquiry storage.

Present embodiment is by the blacklist of second acquisition unit 131 according to the terminal called of calling terminal number and called terminal number inquiry storage, obtain calling terminal number whether in the VIP of terminal called list and current time answering in the time period whether at the VIP list, second sending module 113 sends to home location server with security information, so that home location server is determined the state information of terminal called and is sent to GMSC according to this security information, GMSC can handle the calling of calling terminal to terminal called according to the state information of terminal called, thereby effectively blocking disturbance call is not missed important phone again, simultaneously do not need the other install software of portable terminal, and do not take the portable terminal Limited resources.

GMSC first embodiment

As shown in figure 14, be the structural representation of GMSC first embodiment of the present invention, specifically can comprise the 3rd sending module 141 and the 3rd receiver module 142.

Wherein, the 3rd sending module 141 is used for according to the calling of calling terminal to terminal called, sends the state information acquisition request message of the called terminal number of the calling terminal number carry calling terminal and terminal called to home location server.Particularly, can in this state information acquisition request message, expand a privately owned cell to carry calling terminal number and called terminal number.

The 3rd receiver module 142 is used to receive the state information acquisition response message that home location server sends, and comprises in this state information acquisition response message that home location server is according to the security information of calling terminal and the state information of definite terminal called; Wherein, the security information of calling terminal is obtained from security information server according to calling terminal number and called terminal number by home location server.

GMSC can handle the calling of calling terminal to terminal called according to the state information of terminal called then.

Present embodiment receives the state information according to the definite terminal called of the security information of calling terminal that home location server sends by the 3rd receiver module 142, so that handle the calling of calling terminal to terminal called according to the state information of terminal called, thereby realize effective blocking disturbance call, simultaneously do not need the other install software of portable terminal, and do not take the portable terminal Limited resources.

GMSC second embodiment

In the present embodiment, the security information of calling terminal can comprise that specifically calling terminal number is whether in the blacklist of terminal called and the level of security of blacklist.

As shown in figure 15, structural representation for GMSC second embodiment of the present invention, on the basis of structural representation shown in Figure 14, present embodiment can also comprise processing module 151, be used for the state information of carrying, handle the calling of calling terminal terminal called according to the state information acquisition response message.

Wherein, the state information of terminal called specifically can comprise: when in the blacklist of calling terminal number at terminal called and the level of security of blacklist when being one-level, the state information of terminal called is that terminal called is shut down; Perhaps, when in the blacklist of calling terminal number at terminal called and the level of security of blacklist when being secondary, the state information of terminal called is that terminal called shuts down; Perhaps, when in the blacklist of calling terminal number at terminal called and the level of security of blacklist when being three grades, the state information of terminal called is that terminal called temporarily can't be replied; Perhaps, when calling terminal number not in the blacklist at terminal called, the state information of terminal called is the current state information of terminal called.Wherein, the current state information of terminal called can comprise: terminal called is shut down, terminal called shuts down, terminal called temporarily can't be replied with terminal called and can be connected.

In this enforcement, processing module 151 can also comprise that first processing unit 152, second processing unit 153, the 3rd processing unit 154 and manage unit 155 everywhere.

Wherein, it is terminal called when having shut down that first processing unit 152 is used for state information when terminal called, and the refusal calling terminal is to the calling of terminal called after calling terminal is play corresponding prompt tone.This prompt tone can also can be the prompt tone of terminal called customization for default, for example: directly hang up the telephone after calling terminal prompting " sorry, the number that you call out is shut down " or " sorry, the number that you call out is a spacing ".

It is that terminal called is when having shut down that second processing unit 153 is used for state information when terminal called, after calling terminal is play corresponding prompt tone, refuse the calling of calling terminal, and send the prompting message that is used for to the calling of terminal called prompting calling terminal to terminal called by short message service center to terminal called.This prompt tone can be for default, also can be the prompt tone of terminal called customization, for example: after calling terminal prompting " sorry; that the number that you call out shuts down ", directly hang up the telephone, send forward short message (MAP_MO_FORWARD_SHORT_MESSAGE) simultaneously to short message service center, the addresser of short message can be set to the calling subscriber, and message content can be " X when the X X month X day X of the user XXX on your blacklist divide called out you ".If when the user shuts down, received the calling of the number on the blacklist, then can handle.

It is that terminal called is temporarily can't reply the time that the 3rd processing unit 154 is used for state information when terminal called, after calling terminal is play corresponding prompt tone, refuse the calling of calling terminal, and send ring back tone to terminal called by the GMSC at terminal called place to terminal called.

This prompt tone can also can be the prompt tone of terminal called customization for default, for example: directly hang up the telephone after calling terminal prompting " sorry, the number that you call out temporarily can't be replied ".

The manages unit 155 everywhere, and to be used for state information when terminal called be terminal called can connect the time, connects the calling of calling terminal to terminal called.

Present embodiment receives the state information according to the definite terminal called of the security information of calling terminal that home location server sends by the 3rd receiver module 142, first processing unit 152, second processing unit 153, the 3rd processing unit 154 and manage everywhere unit 155 according to calling terminal number whether in the blacklist of terminal called and the level of security of blacklist, handle the calling of calling terminal, realize harassing call is just directly refused from network side terminal called.Like this, thus allow harassing call can not harass the effect of really playing fire compartment wall.

GMSC the 3rd embodiment

In the present embodiment, the security information of calling terminal can comprise that specifically calling terminal number is whether in the VIP of terminal called list and the answering the time period of VIP list.

As shown in figure 16, structural representation for GMSC the 3rd embodiment of the present invention, on the basis of structural representation shown in Figure 14, present embodiment can also comprise processing module 151, the state information that is used for the terminal called that carries according to the state information acquisition response message is handled the calling of calling terminal to terminal called.

Wherein, the state information of terminal called specifically can comprise: when calling terminal number in the VIP of terminal called list and the call time of calling out the answering in the time period of VIP list, the state information of terminal called is that terminal called can be connected; Perhaps, when calling terminal number not in the VIP of terminal called list and/or the call time of calling out not the answering in the time period of VIP list, the state information of terminal called is that terminal called shuts down.

Processing module 151 can also comprise the 5th processing unit 161 and the 6th processing unit 162.Wherein, it is terminal called can connect the time that the 5th processing unit 161 is used for state information when terminal called, connects the calling of calling terminal to terminal called.It is that terminal called is when having shut down that the 6th processing unit 162 is used for state information when terminal called, after calling terminal is play corresponding prompt tone, directly hang up the telephone, and send the prompting message that is used for pointing out the calling of described calling terminal to described terminal called to described terminal called by short message service center.This prompt tone can be for default, also can be the prompt tone of terminal called customization, for example: after calling terminal prompting " sorry; that the number that you call out shuts down ", directly hang up the telephone, send forward short message simultaneously to short message service center, the addresser of short message can be set to the calling subscriber, and message content can be " X when the X X month X day X of the user XXX on your blacklist divide called out you ".

Present embodiment receives the state information according to the definite terminal called of the security information of calling terminal that home location server sends by the 3rd receiver module 142, the 5th processing unit 161 and the 6th processing unit 162 according to calling terminal number whether in the VIP of terminal called list and the call time of this calling answering in the time period whether at the VIP list, handle the calling of calling terminal to terminal called, can realize that a certain moment is not disturbed and can realizes not miss important phone, thereby really play the effect of fire compartment wall.

Communication system embodiment

As shown in figure 17, be the structural representation of communication system embodiment of the present invention, specifically can comprise GMSC171, home location server 172 and security information server 173.

GMSC171 is according to the calling of calling terminal to terminal called, send the state information acquisition request message of the called terminal number of the calling terminal number that carries calling terminal and terminal called to home location server 172, home location server 172 is according to this state information acquisition request message, send the safety information acquisition request message of the security information that is used to obtain calling terminal to security information server 173, the calling terminal number that comprises the called terminal number and the calling terminal of terminal called in the safety information acquisition request message, security information server 173 receives this safety information acquisition request message, according to called terminal number and calling terminal number, by inquiring about the list information of the terminal called of storing, obtain the security information of calling terminal, send the safety information acquisition response message of the security information that carries calling terminal to home location server 172, home location server 172 receives this safety information acquisition response message, security information according to the calling terminal that carries in the safety information acquisition response message, determine the state information of terminal called, and send the state information acquisition response message of the state information of carrying terminal called to GMSC171; GMSC171 receives this state information acquisition response message.

In the present embodiment, the security information of calling terminal specifically can comprise: whether calling terminal number is in the blacklist of terminal called and the level of security of blacklist; Perhaps, whether calling terminal number is in the VIP of terminal called list and the answering the time period of VIP list.Calling terminal can be fixed network user's a fixed terminal, also can be mobile subscriber's portable terminal.Home location server 172 is specifically as follows HLR or HSS.

Further, GMSC171 can comprise arbitrary module among the aforementioned GMSC embodiment, home location server 172 can comprise arbitrary module among the aforementioned home location server embodiment, security information server 173 can comprise arbitrary module among the aforementioned security information server embodiment, does not repeat them here.

Present embodiment is blocking disturbance call effectively, does not need the other install software of portable terminal, and the resource of having saved portable terminal can be implemented in a certain special occasion only to answer the phone of VIP list simultaneously.

It should be noted that at last: above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the spirit and scope of technical solution of the present invention.

Claims

1, a kind of method of obtaining state information is characterized in that, comprising:

2, method according to claim 1 is characterized in that, the security information of described calling terminal comprises that described calling terminal number is whether in the blacklist of described terminal called and the level of security of described blacklist;

Describedly determine that the state information of described terminal called is specially:, determine that described terminal called shuts down when in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being one-level; Perhaps, when in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being secondary, determine that described terminal called shuts down; Perhaps, when in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being three grades, determine that described terminal called temporarily can't reply; When described calling terminal number was not in the blacklist at described terminal called, the state information of determining described terminal called was the current state information of described terminal called.

3, method according to claim 1 is characterized in that, the security information of described calling terminal comprises that described calling terminal number is whether in VIP's list of described terminal called and the answering the time period of described VIP's list;

Describedly determine that the state information of described terminal called is specially: in the VIP list of described calling terminal at described terminal called and current time the answering in the time period of described VIP's list, determine that described terminal called can connect; Perhaps, when described calling terminal not in the VIP's list at described terminal called and/or described calling terminal call out described terminal called call time not the answering in the time period of described VIP's list, determine that described terminal called shuts down.

4, according to claim 1,2 or 3 described methods, it is characterized in that, also comprise before the described safety information acquisition request message that sends the security information be used to obtain calling terminal to security information server:

Judge whether described terminal called customizes the calling firewall services.

5, a kind of method of obtaining state information is characterized in that, comprising:

6, method according to claim 5 is characterized in that, the list information of described terminal called comprises the blacklist of described terminal called;

The security information of obtaining described calling terminal is specially: the blacklist of the described terminal called by inquiry storage, obtain described calling terminal number whether in the blacklist of described terminal called and the level of security of described blacklist.

7, method according to claim 5 is characterized in that, the list information of described terminal called comprises VIP's list of described terminal called;

The security information of obtaining described calling terminal is specially: VIP's list of the described terminal called by inquiry storage, obtain described calling terminal whether in VIP's list of described terminal called and the answering the time period of described VIP's list.

8, according to claim 5,6 or 7 described methods, it is characterized in that described home location server comprises attaching position register or home subscriber server.

9, a kind of method of obtaining state information is characterized in that, comprising:

10, method according to claim 9 is characterized in that, also comprises:

According to the state information of the described terminal called that carries in the described state information acquisition response message, handle of the calling of described calling terminal to described terminal called.

11, method according to claim 10 is characterized in that, the security information of described calling terminal comprises that described calling terminal number is whether in the blacklist of described terminal called and the level of security of described blacklist;

The state information of described terminal called comprises:

When in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being one-level, the state information of described terminal called is that described terminal called is shut down; Perhaps, when in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being secondary, the state information of described terminal called is that described terminal called shuts down; Perhaps, when in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being three grades, the state information of described terminal called is that described terminal called temporarily can't be replied; Perhaps, when described calling terminal number was not in the blacklist at described terminal called, the state information of described terminal called was the current state information of described terminal called.

12, method according to claim 11 is characterized in that, the described calling terminal of described processing comprises the calling of described terminal called:

When the state information of described terminal called is a described terminal called when having shut down, the described calling terminal of refusal is to the calling of described terminal called after described calling terminal is play corresponding prompt tone; Perhaps

When the state information of described terminal called is that described terminal called is when having shut down, after described calling terminal is play corresponding prompt tone, refuse of the calling of described calling terminal, and send the prompting message that is used for pointing out the calling of described calling terminal to described terminal called to described terminal called by short message service center to described terminal called; Perhaps

When the state information of described terminal called is that described terminal called is temporarily can't reply the time, after described calling terminal is play corresponding prompt tone, refuse of the calling of described calling terminal, and send ring back tone to described terminal called by the GMSC (gateway mobile switching center) at described terminal called place to described terminal called;

When the state information of described terminal called is a described terminal called can connect the time, connect of the calling of described calling terminal to described terminal called.

13, method according to claim 10 is characterized in that, the security information of described calling terminal comprises that described calling terminal number is whether in VIP's list of described terminal called and the answering the time period of described VIP's list;

The state information of described terminal called comprises:

In the VIP list of described calling terminal number at described terminal called and the call time of described calling the answering in the time period of described VIP's list, the state information of described terminal called is that described terminal called can be connected; Perhaps, when described calling terminal number not in the VIP's list at described terminal called and/or the call time of described calling not the answering in the time period of described VIP's list, the state information of described terminal called is that described terminal called shuts down.

14, method according to claim 13 is characterized in that, the described calling terminal of described processing comprises the calling of described terminal called:

When the state information of described terminal called is a described terminal called can connect the time, connect of the calling of described calling terminal to described terminal called; Perhaps

When the state information of described terminal called is that described terminal called is when having shut down, after described calling terminal is play corresponding prompt tone, refuse of the calling of described calling terminal, and send the prompting message that is used for pointing out the calling of described calling terminal to described terminal called to described terminal called by short message service center to described terminal called.

According to claim 12 or 14 described methods, it is characterized in that 15, described prompt tone is the prompt tone of described terminal called customization.

16, method according to claim 9 is characterized in that, described home location server comprises attaching position register or home subscriber server.

17, a kind of home location server is characterized in that, comprising:

18, home location server according to claim 17 is characterized in that, the security information of described calling terminal comprises that described calling terminal number is whether in the blacklist of described terminal called and the level of security of described blacklist;

Described determination module comprises:

First determining unit is used for when in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being one-level, determines that described terminal called shuts down;

Second determining unit is used for determining that when in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being secondary described terminal called shuts down;

The 3rd determining unit is used for when in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being three grades, determines that described terminal called temporarily can't reply;

The 4th determining unit is used for when described calling terminal number is not in the blacklist at described terminal called, determines that described terminal called can connect.

19, home location server according to claim 18, it is characterized in that the security information of described calling terminal comprises that described calling terminal number is whether in VIP's list of described terminal called and the answering the time period of described VIP's list;

Described determination module comprises:

The 5th determining unit is used for when described calling terminal number at VIP's list of described terminal called and current time the answering in the time period of described VIP's list, determines that described terminal called can connect;

The 6th determining unit, be used for when described calling terminal number not call time that the VIP's list and/or the described calling terminal of described terminal called are called out described terminal called not the answering in the time period of described VIP's list, determine that described terminal called shuts down.

20, according to claim 17,18 or 19 described home location servers, it is characterized in that, also comprise:

Judge module is used to judge whether described terminal called customizes the calling firewall services.

21, a kind of security information server is characterized in that, comprising:

22, security information server according to claim 21 is characterized in that, the list information of described terminal called comprises the blacklist of described terminal called;

Described acquisition module comprises first acquiring unit, is used for the blacklist by the described terminal called of inquiry storage, obtains described calling terminal number whether in the blacklist of described terminal called and the level of security of described blacklist.

23, security information server according to claim 21 is characterized in that, the list information of described terminal called comprises VIP's list of described terminal called;

Described acquisition module comprises second acquisition unit, is used for the VIP's list by the described terminal called of inquiry storage, obtains described calling terminal whether in VIP's list of described terminal called and the answering the time period of described VIP's list.

24, a kind of GMSC (gateway mobile switching center) is characterized in that, comprising:

25, GMSC (gateway mobile switching center) according to claim 24 is characterized in that, also comprises:

Processing module is used for the state information of the described terminal called that carries according to described state information acquisition response message, handles the calling of described calling terminal to described terminal called.

26, GMSC (gateway mobile switching center) according to claim 25 is characterized in that, the security information of described calling terminal comprises that described calling terminal number is whether in the blacklist of described terminal called and the level of security of described blacklist;

The state information of described terminal called comprises:

When in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being one-level, the state information of described terminal called is that described terminal called is shut down; Perhaps, when in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being secondary, the state information of described terminal called is that described terminal called shuts down; Perhaps, when in the blacklist of described calling terminal number at described terminal called and the level of security of described blacklist when being three grades, the state information of described terminal called is that described terminal called temporarily can't be replied; Perhaps, when described calling terminal number was not in the blacklist at described terminal called, the state information of described terminal called was the current state information of described terminal called;

Described processing module comprises:

First processing unit, when being used for state information when described terminal called and being described terminal called and having shut down, the described calling terminal of refusal is to the calling of described terminal called after described calling terminal is play corresponding prompt tone;

Second processing unit, when being used for state information when described terminal called and being described terminal called and having shut down, after described calling terminal is play corresponding prompt tone, refuse of the calling of described calling terminal, and send the prompting message that is used for pointing out the calling of described calling terminal to described terminal called to described terminal called by short message service center to described terminal called;

The 3rd processing unit, when being used for state information when described terminal called and being described terminal called and temporarily can't reply, after described calling terminal is play corresponding prompt tone, refuse of the calling of described calling terminal, and send ring back tone to described terminal called by the GMSC (gateway mobile switching center) at terminal called place to described terminal called;

Manages the unit everywhere, when being used for state information when described terminal called and being described terminal called and can connect, connects the calling of described calling terminal to described terminal called.

27, GMSC (gateway mobile switching center) according to claim 25, it is characterized in that the security information of described calling terminal comprises that described calling terminal number is whether in VIP's list of described terminal called and the answering the time period of described VIP's list;

The state information of described terminal called comprises:

In the VIP list of described calling terminal number at described terminal called and the call time of described calling the answering in the time period of described VIP's list, the state information of described terminal called is that described terminal called can be connected; Perhaps, when described calling terminal number not in the VIP's list at described terminal called and/or the call time of described calling not the answering in the time period of described VIP's list, the state information of described terminal called is that described terminal called shuts down;

Described processing module comprises:

The 5th processing unit when being used for state information when described terminal called and being described terminal called and can connect, is connected the calling of described calling terminal to described terminal called;

The 6th processing unit, when being used for state information when described terminal called and being described terminal called and having shut down, after described calling terminal is play corresponding prompt tone, refuse of the calling of described calling terminal, and send the prompting message that is used for pointing out the calling of described calling terminal to described terminal called to described terminal called by short message service center to described terminal called.

28, a kind of communication system is characterized in that, comprises GMSC (gateway mobile switching center), home location server and security information server; Wherein,

29, system according to claim 28, it is characterized in that, described home location server comprises the arbitrary described home location server of claim 17-20, described security information server comprises the arbitrary described security information server of claim 21-23, and described GMSC (gateway mobile switching center) comprises the arbitrary described GMSC (gateway mobile switching center) of claim 24-27.