CN102651848B - International roaming short message push method and system - Google Patents
International roaming short message push method and system Download PDFInfo
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- CN102651848B CN102651848B CN201110045659.5A CN201110045659A CN102651848B CN 102651848 B CN102651848 B CN 102651848B CN 201110045659 A CN201110045659 A CN 201110045659A CN 102651848 B CN102651848 B CN 102651848B
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Abstract
The invention discloses an international roaming short message push method and an international roaming short message push system. The method comprises the following steps that: a short message platform acquires A interface and C/D interface signalings from a CDMA (Code Division Multiple Access) network and extracts an IMSI (International Mobile Subscriber Identity) number, an MDN (Mobile Directory Number) number and position information of a user from the A interface and C/D interface signalings; according to the position information of the user, a short message is compiled and the IMSI number, the MDN number and the short message of the user are packaged into a SMDPP message; the SMDPP message is routed to a short message center which the user belongs to by utilizing the IMSI number of the user, the SMDPP message is subjected to authorization check and a content of the short message in the SMDPP message is checked; after the SMDPP message and the content of the short message pass the check, the short message center which the user belongs to acquires a MSC (Mobile Switching Center) address of a user roaming place from an HLR (Home Location Register) of the user according to the MDN number of the user; and the short message center which the user belongs to pushes the short message which passes the check to the user according to the acquired MSC address of the user roaming place.
Description
Technical field
The present invention relates to mobile communication technology field, especially, relate to a kind of international roaming short message push method and system.
Background technology
The propelling movement of note refers to that operator issues appointment short message content to user by short message platform according to customer position information.Operator can utilize this mode that the useful information relevant to customer location is handed down to user, such as, welcome note, public service ads, positional information and cell serves information etc., for user provides additional value-added services, thus the core competitiveness promoting user awareness, improve customer loyalty, promote self.
Fig. 1 is the schematic network structure of existing short message pushing technology.
As shown in Figure 1, the mode that current cdma system pushes note is short message platform access short messaging gateway, then by MAP (MAP) signaling, note is handed down to user by short message service center.Short message platform is routed to the short messaging gateway of specifying according to MDN (mobile subscriber number) number, then short messaging gateway is routed to ownership short message service center according to MDN number, ownership short message service center is to the current location of HLR (attaching position register) inquiring user of user, and last short message service center is according to user place MSC (mobile switching centre) transmitting short message.There is following problem in this technology:
(1) note can not be pushed to user exactly: when short message platform cannot obtain the correct MDN number of mobile subscriber, correct Short Message Service Gateway and the HLR of user cannot be found, now there will be wrong throwing, leak the phenomenons such as throwing, have a strong impact on the propagation and employment of business, even cause the complaint of user.Although short message platform can obtain the MDN number of user according to location register response message, but for diffusing in the user of cdma network abroad, due to CDMA protocol specification imperfection, the MDN number that external HLR issues may not be with national code, the routing number utilizing now obtained MDN number to push as note, will cause the mistake of note to be delivered.
(2) operation cost of operator is increased: user is diffused in for the world, owing to there is above-mentioned roundabout signalling route, may need, through several international messaging agent business, high closing the account will be brought to operator, thus add the operation cost of operator.
If adopt the mode that note is directly delivered, namely, by increasing the MAP signaling process technique of cdma network at short message platform, no longer forwarded by short messaging gateway and short message service center, directly can access cdma network, current mobile subscriber number route addressing mode is adjusted to MSC address, user place, utilize CDMA signaling network to carry out the transmission of short message, can solve the problems of the technologies described above, but still there are the following problems:
(1) interest conflicts between operator may be caused: if note is directly delivered, then the operator of user attaching cannot carry out management and control to user in roaming place reception note, when not obtaining home-operator mandate, roaming place operator may send the note with nature of business to user, easily causes the interest conflicts between operator.
(2) safety inspection of short message content cannot be carried out: there is the content safety inspection of note each country, if adopt note directly to deliver, without the operator of ownership place to the security inspection of note, may occur the disadvantageous short message content of home country and area, thus affect the Cooperation of operator.
Summary of the invention
The technical problem that the present invention will solve is to provide a kind of international roaming short message push method and system, correctly can push authorized legal note.
According to an aspect of the present invention, propose a kind of international roaming short message push method, comprise short message platform and obtain A interface and C/D interface signaling from cdma network, and from the signaling obtained, extract the IMSI number of user, MDN number and positional information; According to the positional information establishment short message of user, and according to SMDPP agreement, the IMSI number of user, MDN number and short message are packaged into SMDPP message; Utilize the IMSI number of the user be encapsulated in SMDPP message by the short message service center of SMDPP Message routing to user attaching, authorization check is carried out to SMDPP message and the content of the short message in SMDPP message is checked; After authorization check and Content inspection pass through, the short message service center of user attaching obtains the MSC address of user roaming place from the HLR of user according to the MDN number of the user be encapsulated in SMDPP message; The short message service center of user attaching will pass through the short message pushing of inspection to user according to the MSC address of the user roaming place obtained.
According to an embodiment of the inventive method, the step IMSI number of user, MDN number and short message being packaged into SMDPP message according to SMDPP agreement comprises and utilizes SMDPP agreement the IMSI number of user to be arranged in the called address of SCCP layer, and Translation Type is designated short message types; The GT address of short message platform is set to the calling address of SCCP layer; The MDN number of user is arranged in the called address of MAP layer.
According to another embodiment of the inventive method, authorization check is carried out to SMDPP message and the step that the content of the short message in SMDPP message checks is comprised to the calling number extracted in SMDPP message; Judge whether the calling number extracted is authorized number, and if so, then authorization check passes through, otherwise, authorization check failure; The content of short message and the keyword preset are compared, if consistent with arbitrary keyword of setting, then Content inspection failure, otherwise Content inspection passes through.
According to the another embodiment of the inventive method, the called address that the MSC address encapsulation of the user roaming place of acquisition by the short message pushing of inspection to the short message service center that the step of user comprises user attaching will be the SCCP layer of SMDPP message according to the MSC address of the user roaming place obtained by the short message service center of user attaching again, and the SMDPP message after Reseal is submitted to cdma network to be routed to the MSC of user roaming place; The MSC of user roaming place by the community at the current place of IMSI number search subscriber in the SMDPP message after Reseal, and by the propelling movement of A Interface realization short message.
According to a further aspect in the invention, also proposed a kind of international roaming note supplying system, comprise short message platform, for extracting the IMSI number of user, MDN number and positional information in the signaling from cdma network A interface and C/D interface, and according to SMDPP agreement, the short message that the IMSI number of user, MDN number and the positional information according to user are worked out is packaged into SMDPP message; Short message service center, be connected with short message platform by cdma network, for receiving the SMDPP message of the IMSI number route by being encapsulated in the user in SMDPP message, authorization check is carried out to SMDPP message and the content of the short message in SMDPP message is checked, the MDN number being encapsulated in the user in SMDPP message by rear basis at authorization check and Content inspection obtains the MSC address of user roaming place from the HLR of user, and is the called address of the SCCP layer of SMDPP message again by the MSC address encapsulation of the user roaming place of acquisition; The MSC of user roaming place, is connected with short message service center by cdma network, for receiving the SMDPP message of Reseal, and utilizes the IMSI number of the user in the SMDPP message of Reseal by the short message pushing by checking to user.
An embodiment of system according to the invention, short message platform comprises parameter extraction module, for obtaining A interface and C/D interface signaling from cdma network, and from the signaling obtained, extracts the IMSI number of user, MDN number and positional information; Signaling processing module, is connected with parameter extraction module, for the positional information establishment short message according to user, and according to SMDPP agreement, the IMSI number of user, MDN number and short message is packaged into SMDPP message.
Another embodiment of system according to the invention, short message service center comprises message reception module, for receiving the SMDPP message of the IMSI number route by being encapsulated in the user in SMDPP message; Authorize content inspection module, be connected with message reception module, for carrying out authorization check to SMDPP message and checking the content of the short message in SMDPP message; MSC address acquisition module, and authorizes content inspection module and is connected, and for after authorization check and Content inspection pass through, obtains the MSC address of user roaming place according to the MDN number of the user be encapsulated in SMDPP message from the HLR of user; Message is package module again, is connected with MSC address acquisition module, for again by the MSC address encapsulation of the user roaming place of acquisition being the called address of SCCP layer of SMDPP message.
The another embodiment of system according to the invention, short message platform also configures oneself GT address and signaling point code, signaling processing module comprises SCCP layer setting unit, for utilizing SMDPP agreement, the IMSI number of user is arranged in the called address of SCCP layer, and Translation Type is designated short message types, and the GT address of short message platform is set to the calling address of SCCP layer; MAP layer setting unit, for being arranged on the MDN number of user in the called address of MAP layer.
An embodiment again of system according to the invention, authorizes content inspection module and comprises authorization check unit, for extracting the calling number in SMDPP message, judge whether the calling number extracted is authorized number, and if so, then authorization check passes through, otherwise, authorization check failure; Content inspection unit, for the content of short message and the keyword preset are compared, if consistent with arbitrary keyword of setting, then Content inspection failure, otherwise Content inspection passes through.
International roaming short message push method provided by the invention and system, directly cdma network is accessed by short message platform, no longer forwarded by short messaging gateway, thus can guarantee that note can be pushed to user exactly, not only ensure that the accuracy of propelling movement, also reduce the cost of operator.Meanwhile, because short message needed to authorize Content inspection to it before being pushed to user, the legitimacy of pushed note can also therefore be guaranteed.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms a application's part.In the accompanying drawings:
Fig. 1 is the schematic network structure of existing short message pushing technology.
Fig. 2 is the schematic network structure of short message pushing technology of the present invention.
Fig. 3 is the schematic flow sheet of an embodiment of international roaming short message push method of the present invention.
Fig. 4 is the schematic flow sheet of an embodiment again of international roaming short message push method of the present invention.
Fig. 5 is the structural representation of an embodiment of international roaming note supplying system of the present invention.
Fig. 6 is the structural representation of another embodiment of international roaming note supplying system of the present invention.
Fig. 7 is the structural representation of the another embodiment of international roaming note supplying system of the present invention.
Fig. 8 is the structural representation of an embodiment again of international roaming note supplying system of the present invention.
Fig. 9 is the structural representation of an embodiment again of international roaming note supplying system of the present invention.
Embodiment
With reference to the accompanying drawings the present invention is described more fully, exemplary embodiment of the present invention is wherein described.Exemplary embodiment of the present invention and explanation thereof for explaining the present invention, but do not form inappropriate limitation of the present invention.
Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the present invention and application or use.
At present, short message platform obtains the related signalings such as the location register of user and register response by signaling copy module, according to mobile subscriber number (Mobile Directory Number, MDN) SMGP (Short Message Gateway Protocol is encapsulated, SMGP) submit signaling, the short messaging gateway of specifying is routed to according to the addressing of MDN number, then short messaging gateway is routed to the short message service center of user attaching according to MDN number addressing, the short message service center of user attaching is to attaching position register (the HomeLocation Register of user, HLR) position that inquiring user is current, the short message service center of end user's ownership is according to user place mobile switching centre (Mobile Switching Centre, MSC) note is pushed.
But there is short message and can not accurately be pushed to user, increase operation cost, cause the interest conflicts between operator and the technical problems such as safety inspection cannot be carried out to short message content in existing access technology.
Main purpose of the present invention is to provide a kind of international roaming short message push method and system, as shown in Figure 2, it changes the access technology of current short message platform, the short message point-to-point increasing cdma network transmits (Short Message Deliver Point-to-Point, SMDPP) signaling process technique, no longer forwarded by short messaging gateway and short message service center, directly can access cdma network, current mobile subscriber number route addressing mode is adjusted to international mobile subscriber identity (the International Mobile Subscriber Identity of user, IMSI), CDMA signaling network is utilized to carry out the transmission of short message, after carrying out mandate and content safety inspection by the short message service center of user attaching, carry out the delivery of short message again, not only ensure the accurate propelling movement of short message, but also ensure that the legal propelling movement of short message.
Fig. 3 is the schematic flow sheet of an embodiment of international roaming short message push method of the present invention.
As shown in Figure 3, this embodiment can comprise the following steps:
S102, short message platform obtains A interface and C/D interface signaling (such as from cdma network, the related signaling such as position updating request, position register request of user), and the IMSI number of user, MDN number and positional information (such as, cell number etc.) is extracted from the signaling obtained;
S104, according to the positional information establishment short message of user, and is packaged into SMDPP message according to SMDPP agreement by the IMSI number of user, MDN number and short message, then SMDPP message is submitted to cdma network and carry out route;
Such as, the establishment of short message content can be carried out to the user meeting policy mandates according to the strategy of positional information setting, particularly, the short message of customized content can being sent when entering certain community, sending the relevant informations such as subway transportation when entering the community of subway station;
S106, utilizes the IMSI number of the user be encapsulated in SMDPP message by the short message service center of SMDPP Message routing to user attaching, carries out authorization check and check the content of the short message in SMDPP message SMDPP message;
S108, after authorization check and Content inspection pass through, the short message service center of user attaching obtains the MSC address of user roaming place from the HLR of user according to the MDN number of the user be encapsulated in SMDPP message;
S110, the short message service center of user attaching will pass through the short message pushing of inspection to user according to the MSC address of the user roaming place obtained.
This embodiment directly accesses cdma network by short message platform, is no longer forwarded by short messaging gateway, thus can guarantee that note can be pushed to user exactly, not only ensure that the accuracy of propelling movement, also reduces the cost of operator.Meanwhile, due to short message under push away to user before need to authorize Content inspection to it, therefore can guarantee the legitimacy of pushed note.
In another embodiment of international roaming short message push method of the present invention, according to SMDPP agreement, the step that the IMSI number of user, MDN number and short message are packaged into SMDPP message can be comprised:
SMDPP agreement is utilized the IMSI number of user to be arranged on signal connection control part (Signaling Connection Control Part, in the called address of SCCP) layer (wherein, SCCP layer is routing layer, cdma network carries out route by the address of SCCP layer), and Translation Type is designated short message types; The GT address (that is, global coded address, in CDMA signaling network, each equipment has such address, for what use during message back) of short message platform is set to the calling address of SCCP layer; The MDN number of user is arranged in the called address of MAP (Mobile Application Part, MAP) layer (MAP layer, on SCCP layer, is application layer), shown in table specific as follows:
Table 1
IMSI number is encapsulated as the called address of SCCP layer by this embodiment, make short message platform can utilize this IMSI number exactly by the SMDPP Message routing after encapsulation to the short message service center of user attaching, prevent because MDN number is incorrect and cause short message to be accurately pushed to user.In addition, called address MDN number being encapsulated as MAP layer makes the short message service center of user attaching can be obtained the MSC address of user roaming place from the HLR of user by MDN number, finally to realize the propelling movement of short message.
In the another embodiment of international roaming short message push method of the present invention, authorization check is carried out to SMDPP message and can comprise the step that the content of the short message in SMDPP message checks:
Extract the calling number in SMDPP message; Judge whether the calling number extracted is authorized number, and if so, then authorization check passes through, otherwise, authorization check failure; The content of short message and the keyword preset are compared, if consistent with arbitrary keyword of setting, then Content inspection failure, otherwise Content inspection passes through.
This embodiment is not directly delivered short message, but first carry out authorization check by the short message service center of user attaching, prevent the operator of user attaching from cannot receive note to user in roaming place and carry out management and control, when the operator of roaming place does not obtain the mandate of ownership place operator, prevent user from receiving unwarranted note.Meanwhile, due to before delivery short message, also by the short message service center of user attaching, validity checking is carried out to the content of short message, prevent the delivery to the disadvantageous short message content of home country and area, ensure that the legitimacy of short message content.
In an embodiment again of international roaming short message push method of the present invention, the short message pushing by checking can comprise to the step of user according to the MSC address of the user roaming place obtained by the short message service center of user attaching:
The MSC address encapsulation of the user roaming place of acquisition is the called address of the SCCP layer of SMDPP message by the short message service center of user attaching again, and the SMDPP message after Reseal is submitted to cdma network to be routed to the MSC of user roaming place; The MSC of user roaming place by the community at the current place of IMSI number search subscriber in the SMDPP message after the Reseal that receives, and by the propelling movement of A Interface realization short message.
The MSC Reseal of the user roaming place of acquisition is the called address of the SCCP layer of SMDPP message by the short message service center of the user attaching in this embodiment, make this message correctly can be routed to the MSC of user roaming place by cdma network, then according to the IMSI of user, short message is pushed to user exactly by the MSC of user roaming place.
Fig. 4 is the schematic flow sheet of an embodiment again of international roaming short message push method of the present invention.
This embodiment first obtain user's access CDMA signaling, extract the current positional information of user, be the specific note of customization according to the positional information of user, then the IMSI number obtained from CDMA signaling, MDN number and the specific note for customization are packaged into SMDPP message; Then SMDPP message is submitted to CDMA signaling network, CDMA signaling network carries out routing addressing according to the IMSI number of user, short message service center short message being routed to user attaching processes, the short message service center of user attaching obtains the MSC address of user roaming place again from the HLR of user according to the MDN number of user, CDMA signaling network carries out addressing according to the MSC address of user roaming place, is completed the propelling movement of short message by the MSC of user roaming place.
Particularly, as shown in Figure 4, can comprise the following steps:
S202, the signaling copy module of short message platform obtains user's access signaling from CDMA signaling network, comprises the position updating request or MSC that send when user accesses cdma network are sent to the HLR of ownership place position register request message by CDMA signaling network;
S204, the Service Processing Module of short message platform receives subscriber signaling, can determine successfully the IMSI number of registered user, MDN number and cell number, according to these information customization individual short messages, then submits to SMDPP signaling processing module;
S206, after the SMDPP signaling processing module of short message platform receives note, MDN number according to user becomes SMDPP message with IMSI number according to SMDPP protocol encapsulation, wherein, the IMSI address of user is the called address of SCCP layer, and Translation Type is designated short message types, the GT address of short message platform is as the calling address of SCCP layer, and the MDN number of user is set to the called address of MAP layer;
S208, the SMDPP signaling processing module of short message platform by the SMDPP transmitting signaling downwards after encapsulation to CDMA signaling network, route is carried out (namely by CDMA signaling network, SMDPP signalling module sends Smdpp message to the short message service center of user attaching, and receives the Smdpp_resp message of short message service center's feedback of user attaching);
S210, note is routed to the short message service center of user attaching by CDMA signaling network by the IMSI number of user, after the short message service center belonged to passes through the safety inspection of mandate and content, the current MSC address of user is obtained (namely by the HLR of the MDN number inquiry user attaching of user, the short message service center of ownership sends Sms_req message to HLR, and receives the Sms_resp message of HLR to short message service center's transmission of ownership);
S212, MSC address encapsulation is the called address of SCCP by the short message service center of ownership, submit to CDMA signaling network and carry out route, and finally deliver to roaming MSC (namely, the short message service center of ownership sends Smdpp message to roaming place MSC, and receives the Smdpp_resp message of roaming place MSC to short message service center's feedback of ownership);
S214, note is routed to the MSC at user place by roaming place MSC by called address addressing, MSC searches for the community at current user place according to IMSI number, carries out short message paging (namely, roaming MSC sends Page message to user, and receives the Page_resp message of user feedback);
S216, roaming place MSC completes issuing of short message according to the A message flow process of standard, user normally can receive the short message (that is, roaming place MSC sends Adds message to user, and receives the Adds_resp message of user feedback) that short message platform pushes.
Fig. 5 is the structural representation of an embodiment of international roaming note supplying system of the present invention.
As shown in Figure 5, the system 10 of this embodiment can comprise:
Short message platform 11, for extracting the IMSI number of user, MDN number and positional information in the signaling from cdma network A interface and C/D interface (such as, from the cell number at A interface captures user place, from the MSC of C/D interface captures user roaming place, the location determination in strategy is delivered for note, instead of as the route code of delivering), and according to SMDPP agreement, the short message that the IMSI number of user, MDN number and the positional information according to user are worked out is packaged into SMDPP message;
Short message service center 12, be connected with short message platform 11 by cdma network, for receiving the SMDPP message of the IMSI number route by being encapsulated in the user in SMDPP message, authorization check is carried out to SMDPP message and the content of the short message in SMDPP message is checked, the MDN number being encapsulated in the user in SMDPP message by rear basis at authorization check and Content inspection obtains the MSC address of user roaming place from the HLR of user, and is the called address of the SCCP layer of SMDPP message again by the MSC address encapsulation of the user roaming place of acquisition;
The MSC 13 of user roaming place, is connected with short message service center 12 by cdma network, for receiving the SMDPP message of Reseal, and utilizes the IMSI number of the user in the SMDPP message of Reseal by the short message pushing by checking to user.
This embodiment directly accesses cdma network by short message platform, is no longer forwarded by short messaging gateway, thus can guarantee that note can be pushed to user exactly, not only ensure that the accuracy of propelling movement, also reduces the cost of operator.Meanwhile, because short message needed to authorize Content inspection to it before being pushed to user, the legitimacy of pushed note can therefore be guaranteed.
Fig. 6 is the structural representation of another embodiment of international roaming note supplying system of the present invention.
As shown in Figure 6, compared with the embodiment in Fig. 5, the short message platform 21 in the system 20 of this embodiment can comprise:
Parameter extraction module 211, for obtaining A interface and C/D interface signaling from cdma network, and extracts the IMSI number of user, MDN number and positional information from the signaling obtained;
Signaling processing module 212, is connected with parameter extraction module 211, for the positional information establishment short message according to user, and according to SMDPP agreement, the IMSI number of user, MDN number and short message is packaged into SMDPP message.
Fig. 7 is the structural representation of the another embodiment of international roaming note supplying system of the present invention.
As shown in Figure 7, compared with the embodiment in Fig. 5, the short message service center 31 in the system 30 of this embodiment can comprise:
Message reception module 311, for receiving the SMDPP message of the IMSI number route by being encapsulated in the user in SMDPP message;
Authorize content inspection module 312, be connected with message reception module 311, for carrying out authorization check to SMDPP message and checking the content of the short message in SMDPP message;
MSC address acquisition module 313, and authorizes content inspection module 312 and is connected, and for after authorization check and Content inspection pass through, obtains the MSC address of user roaming place according to the MDN number of the user be encapsulated in SMDPP message from the HLR of user;
Message is package module 314 again, is connected with MSC address acquisition module 313, for again by the MSC address encapsulation of the user roaming place of acquisition being the called address of SCCP layer of SMDPP message.
Fig. 8 is the structural representation of an embodiment again of international roaming note supplying system of the present invention.
As shown in Figure 8, compared with the embodiment in Fig. 6, the short message platform 41 in the system 40 of this embodiment also configures oneself GT address and signaling point code, and signaling processing module 42 can comprise:
SCCP layer setting unit 421, for utilizing SMDPP agreement, the IMSI number of user is arranged in the called address of SCCP layer, and arrange Translation Type be short message types (namely, TT=128) to identify the route of short message, and the GT address of short message platform is set to the calling address of SCCP layer;
MAP layer setting unit 422, for being arranged on the MDN number of user in the called address of MAP layer.
IMSI number is encapsulated as the called address of SCCP layer by this embodiment, make short message platform can utilize this IMSI number exactly by the SMDPP Message routing after encapsulation to the short message service center of user attaching, prevent because MDN number is incorrect and cause short message to be accurately pushed to user.In addition, called address MDN number being encapsulated as MAP layer makes the short message service center of user attaching can be obtained the MSC address of user roaming place from the HLR of user by MDN number, finally to realize the propelling movement of short message.
Fig. 9 is the structural representation of an embodiment again of international roaming note supplying system of the present invention.
As shown in Figure 9, compared with the embodiment in Fig. 7, authorizing content inspection module 51 and can comprise in the system 50 of this embodiment:
Authorization check unit 511, for extracting the calling number in SMDPP message, judges whether the calling number extracted is authorized number, and if so, then authorization check passes through, otherwise, authorization check failure;
Content inspection unit 512, for the content of short message and the keyword preset are compared, if consistent with arbitrary keyword of setting, then Content inspection failure, otherwise Content inspection passes through.
This embodiment is not directly delivered short message, but first carry out authorization check by the short message service center of user attaching, prevent the operator of user attaching from cannot receive note to user in roaming place and carry out management and control, when the operator of roaming place does not obtain the mandate of ownership place operator, prevent user from receiving unwarranted note.Meanwhile, due to before delivery short message, also by the short message service center of user attaching, validity checking is carried out to the content of short message, prevent the delivery to the disadvantageous short message content of home country and area, ensure that the legitimacy of short message content.
The instantiation of above-mentioned international roaming note supplying system with reference to the instantiation of aforementioned international roaming short message push method, no longer can repeat at this.
Although be described in detail specific embodiments more of the present invention by example, it should be appreciated by those skilled in the art, above example is only to be described, instead of in order to limit the scope of the invention.It should be appreciated by those skilled in the art, can without departing from the scope and spirit of the present invention, above embodiment be modified.Scope of the present invention is limited by claims.
Claims (6)
1. an international roaming short message push method, is characterized in that, comprising:
Short message platform obtains A interface and C/D interface signaling from cdma network, and from the signaling obtained, extract the IMSI number of user, MDN number and positional information;
According to the positional information establishment short message of user, and according to SMDPP agreement, the IMSI number of described user, MDN number and short message are packaged into SMDPP message;
Utilize the IMSI number of the user be encapsulated in described SMDPP message by the short message service center of described SMDPP Message routing to user attaching, authorization check is carried out to described SMDPP message and the content of the short message in described SMDPP message is checked;
After authorization check and Content inspection pass through, the short message service center of described user attaching obtains the MSC address of user roaming place from the HLR of user according to the MDN number of the user be encapsulated in described SMDPP message;
The short message service center of described user attaching will pass through the short message pushing of inspection to user according to the MSC address of the user roaming place obtained;
Wherein, describedly according to SMDPP agreement, the step that the IMSI number of described user, MDN number and short message are packaged into SMDPP message to be comprised:
Utilize SMDPP agreement the IMSI number of described user to be arranged in the called address of SCCP layer, and Translation Type is designated short message types;
The GT address of described short message platform is set to the calling address of SCCP layer;
The MDN number of described user is arranged in the called address of MAP layer.
2. method according to claim 1, is characterized in that, carries out authorization check and comprise the step that the content of the short message in described SMDPP message checks described SMDPP message:
Extract the calling number in described SMDPP message;
Judge whether the calling number extracted is authorized number, and if so, then authorization check passes through, otherwise, authorization check failure;
The content of described short message and the keyword preset are compared, if consistent with arbitrary keyword of setting, then Content inspection failure, otherwise Content inspection passes through.
3. method according to claim 1, is characterized in that, the short message pushing by checking comprises to the step of user according to the MSC address of the user roaming place obtained by the short message service center of described user attaching:
The MSC address encapsulation of the user roaming place of acquisition is the called address of the SCCP layer of SMDPP message by the short message service center of described user attaching again, and the SMDPP message after Reseal is submitted to cdma network to be routed to the MSC of user roaming place;
The MSC of user roaming place searches for the community at the current place of described user by the IMSI number in the SMDPP message after Reseal, and passes through the propelling movement of A Interface realization short message.
4. an international roaming note supplying system, is characterized in that, comprising:
Short message platform, for extracting the IMSI number of user, MDN number and positional information in the signaling from cdma network A interface and C/D interface, and according to SMDPP agreement, the short message that the IMSI number of described user, MDN number and the positional information according to described user are worked out is packaged into SMDPP message;
Short message service center, be connected with described short message platform by cdma network, for receiving the SMDPP message of the IMSI number route by being encapsulated in the user in described SMDPP message, authorization check is carried out to described SMDPP message and the content of the short message in described SMDPP message is checked, the MDN number being encapsulated in the user in described SMDPP message by rear basis at authorization check and Content inspection obtains the MSC address of user roaming place from the HLR of user, and be the called address of the SCCP layer of SMDPP message again by the MSC address encapsulation of the user roaming place of acquisition,
The MSC of user roaming place, is connected with described short message service center by cdma network, for receiving the SMDPP message of Reseal, and utilizes the IMSI number of the user in the SMDPP message of described Reseal by the short message pushing by checking to user;
Wherein, described short message platform comprises:
Parameter extraction module, for obtaining A interface and C/D interface signaling from cdma network, and extracts the IMSI number of user, MDN number and positional information from the signaling obtained;
Signaling processing module, is connected with described parameter extraction module, for the positional information establishment short message according to user, and according to SMDPP agreement, the IMSI number of described user, MDN number and short message is packaged into SMDPP message;
Described short message platform also configures oneself GT address and signaling point code, and described signaling processing module comprises:
SCCP layer setting unit, for utilizing SMDPP agreement the IMSI number of described user to be arranged in the called address of SCCP layer, and is designated short message types by Translation Type, and the GT address of described short message platform is set to the calling address of SCCP layer;
MAP layer setting unit, for being arranged on the MDN number of described user in the called address of MAP layer.
5. system according to claim 4, is characterized in that, described short message service center comprises:
Message reception module, for receiving the SMDPP message of the IMSI number route by being encapsulated in the user in described SMDPP message;
Authorize content inspection module, be connected with described message reception module, for carrying out authorization check to described SMDPP message and checking the content of the short message in described SMDPP message;
MSC address acquisition module, is connected with the described content inspection module that authorizes, and for after authorization check and Content inspection pass through, obtains the MSC address of user roaming place according to the MDN number of the user be encapsulated in described SMDPP message from the HLR of user;
Message is package module again, is connected with described MSC address acquisition module, for again by the MSC address encapsulation of the user roaming place of acquisition being the called address of SCCP layer of SMDPP message.
6. system according to claim 5, is characterized in that, described in authorize content inspection module and comprise:
Authorization check unit, for extracting the calling number in described SMDPP message, judges whether the calling number extracted is authorized number, and if so, then authorization check passes through, otherwise, authorization check failure;
Content inspection unit, for the content of described short message and the keyword preset are compared, if consistent with arbitrary keyword of setting, then Content inspection failure, otherwise Content inspection passes through.
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| CN106470403A (en) * | 2015-08-14 | 2017-03-01 | 中国电信股份有限公司 | Note information of roaming place processing method and system and international roaming platform device |
| CN106131778A (en) * | 2016-06-14 | 2016-11-16 | 中国联合网络通信集团有限公司 | To method and the platform of international mobile terminal recommendation information |
| CN111182519B (en) * | 2018-11-09 | 2023-03-24 | 中国电信股份有限公司 | Method and system for setting and sending calling address, network equipment and storage medium |
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