CN104469725B - Realize the method and system of heterogeneous network international roaming short message prepayment service - Google Patents
Realize the method and system of heterogeneous network international roaming short message prepayment service Download PDFInfo
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- CN104469725B CN104469725B CN201310413460.2A CN201310413460A CN104469725B CN 104469725 B CN104469725 B CN 104469725B CN 201310413460 A CN201310413460 A CN 201310413460A CN 104469725 B CN104469725 B CN 104469725B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/12—Messaging; Mailboxes; Announcements
- H04W4/14—Short messaging services, e.g. short message services [SMS] or unstructured supplementary service data [USSD]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/24—Accounting or billing
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Abstract
The invention discloses a kind of method and systems for realizing heterogeneous network international roaming short message prepayment service, are related to pre-payment international roaming service field.The network layer that the present invention roams short message by protocol conversion gateway from heterogeneous network extracts user's information of roaming place, user's information of roaming place is added in short message after the format conversion, by the short message sending with user's information of roaming place to sms center, user's information of roaming place is passed to online charging center by sms center, real-time wholesale price is carried out by online charging center to roaming rate according to user's information of roaming place to withhold, so as to fulfill heterogeneous network international roaming short message prepayment service.
Description
Technical field
The present invention relates to pre-payment international roaming service, more particularly to a kind of realization heterogeneous network international roaming short message prepayment
Take the method and system of business.
Background technology
With the development of the communication technology, prepayment service user group is increasing.So-called pre-payment is exactly that user is using
Expense must be paid in advance before business, this expense in user successfully using business after give actual deduction again.
At present, in GSM（Global system for mobile communications）International roaming short message pre-payment industry is had been realized between operator
Business.User's information of roaming place is directly carried between homogeneous network in the message, online charging system can directly obtain user's roaming
Ground information carries out charging.
Different from homogeneous network, between heterogeneous network in current short message structure, there is no the correlations of caller roaming place
Information.Therefore short message passes through ISTP（International signalling transfer point）When reaching belonging area network, the protocol conversion net of belonging area network
Pass, sms center can not know the roaming place of caller, and caller information of roaming place, online charging are transferred in no normal direction online charging center
Center also just can not carry out real-time deduction to user according to the rate of roaming place and carry out diameter credit control.
Therefore, between heterogeneous network, such as CDMA（CDMA）Between network and GSM network, involve protocol conversion, roaming
The problems such as ground validation of information and sms center ticket are handled, is temporarily not implemented the international roaming short message pre-payment industry between heterogeneous network
Business.The present invention is directed to propose a kind of scheme that can realize heterogeneous network international roaming short message prepayment service.
The content of the invention
A technical problem to be solved of the embodiment of the present invention is：Solve heterogeneous network international roaming short message pre-payment industry
The problem of implementation of business.
One side according to embodiments of the present invention proposes a kind of realization heterogeneous network international roaming short message prepayment service
Method, including：Protocol conversion gateway receives the roaming short message that heterogeneous network network element device is sent, from the network layer of roaming short message
User's information of roaming place is extracted, messaging format of the short message from the messaging format conversion cost network of heterogeneous network will be roamed, in lattice
User's information of roaming place is added in the transformed short message of formula, by the short message sending with user's information of roaming place to sms center；
After sms center receives the short message of protocol conversion gateway transmission, if it find that short message sending side user is prepaid user,
User's information of roaming place is extracted from short message, user's information of roaming place is carried and initiates authentication application to online charging center；Online
Charging center carries out real-time wholesale price to roaming rate according to user's information of roaming place that authentication application carries and withholds.
The above method further includes：Online charging center according to wholesale price withhold situation to sms center return authenticating result；It is short
Letter center receives the authenticating result that online charging center returns, if failed authentication, refuses transmitting short message, if authenticated successfully,
Generation includes the short message ticket of user's information of roaming place, transmitting short message to called subscriber.
Roaming rate are criticized in real time according to user's information of roaming place that authentication application carries at the online charging center
Valency withhold including：User's information of roaming place that online charging center is carried according to authentication application is in roaming place with roaming reflecting for rate
It penetrates in database and finds user roaming place tariff information, according to roaming of the user roaming place tariff information found to user
Rate carry out real-time wholesale price and withhold.
User's information of roaming place is added in the short message of the protocol conversion gateway after the format conversion, user will be carried and roamed
The short message sending of ground information includes to sms center：The source address OA of short message is become protocol conversion gateway by protocol conversion gateway
The destination address DA for roaming short message is become called subscriber IMSI by address, and the short message service source address SOA for roaming short message is become
For user's information of roaming place, by the short message sending after conversion to sms center.
The sms center extracts user's information of roaming place from short message, carries user's information of roaming place into online charging
The heart, which initiates authentication application, to be included：Sms center extracts SOA values from short message, according to the national code of the definite caller roaming place of SOA values or
Operator code, and carry caller roaming place national code or operator code to online charging center initiate authentication application.
Another aspect according to embodiments of the present invention proposes a kind of realization heterogeneous network international roaming short message pre-payment industry
The system of business, including：Protocol conversion gateway, for receiving the roaming short message that heterogeneous network network element device is sent, from roaming short message
Network layer extraction user's information of roaming place, will roam short message lattice of the short message from the messaging format conversion cost network of heterogeneous network
Formula adds user's information of roaming place in short message after the format conversion, by the short message sending with user's information of roaming place to short
Letter center；Sms center, after receiving the short message of protocol conversion gateway transmission, if it find that short message sending side user is
Prepaid user extracts user's information of roaming place from short message, carries user's information of roaming place and initiates to reflect to online charging center
Power application；And online charging center, it is real for being carried out according to user's information of roaming place that authentication application carries to roaming rate
When wholesale price withhold.
Online charging center, be additionally operable to according to wholesale price withhold situation to sms center return authenticating result；Sms center, also
For receiving the authenticating result of online charging center return, if failed authentication, refuse transmitting short message, it is raw if authenticated successfully
Into the short message ticket comprising user's information of roaming place, transmitting short message to called subscriber.
The online charging center is real-time to roaming rate progress according to user's information of roaming place that authentication application carries
When wholesale price is withholdd, it is specifically used for：User's information of roaming place that online charging center is carried according to authentication application is in roaming place with overflowing
User roaming place tariff information is found in the mapping database of idle fund expense, according to the user roaming place tariff information pair found
The roaming rate of user carry out real-time wholesale price and withhold.
User's information of roaming place is added in the short message of the protocol conversion gateway after the format conversion, is specifically used for：Agreement
The source address OA of short message is become the address of protocol conversion gateway by transfer gateway, and the destination address DA for roaming short message is become called
The short message service source address SOA for roaming short message is become user's information of roaming place by user IMSI.
The sms center extracts user's information of roaming place from short message, carries user's information of roaming place into online charging
The heart initiates authentication application, is specifically used for：Sms center extracts SOA values from short message, and the country of caller roaming place is determined according to SOA values
Code or operator code, and carry caller roaming place national code or operator code to online charging center initiate authentication Shen
Please.
The network layer that the present invention roams short message by protocol conversion gateway from heterogeneous network extracts user's information of roaming place,
User's information of roaming place is added in short message after format conversion, by the short message sending with user's information of roaming place in short message
User's information of roaming place is passed to online charging center by the heart, sms center, is believed by online charging center according to user roaming place
Breath carries out real-time wholesale price to roaming rate and withholds, so as to fulfill heterogeneous network international roaming short message prepayment service.Also, this hair
Bright only to need in systems such as software aspects updating protocol transfer gateway, sms center, online charging centers, implementation method is simple,
It is workable, without changing user property and existing network structure, it is suitble to rapid deployment realization in a network.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the principle schematic of heterogeneous network international roaming short message prepayment service of the present invention.
Fig. 2 is that the flow of method one embodiment that the present invention realizes heterogeneous network international roaming short message prepayment service is shown
It is intended to.
Fig. 3 is the signaling process figure of CtoG international roamings short message prepayment service of the present invention.
Fig. 4 is the system structure diagram that the present invention realizes heterogeneous network international roaming short message prepayment service.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower all other embodiments obtained, belong to the scope of protection of the invention.
Due to only realizing international roaming short message prepayment service in homogeneous network at present, realized not yet in heterogeneous network
International roaming short message prepayment service, therefore, the present invention is directed to propose one kind can realize that heterogeneous network international roaming short message is pre-
The scheme of paid service.The following detailed description of.
Both short message is referred to as short message, and the two meaning is identical in the present invention, subsequently do not repartition and repeat
Meaning.
Fig. 1 is the principle schematic of heterogeneous network international roaming short message prepayment service of the present invention.
Pass through successively through net as shown in Figure 1, roaming short message is sent to called subscriber from the carrier network of user roaming place
Between routing device（Such as ISTP）, protocol conversion gateway, sms center, online charging center.Protocol conversion gateway is converting short disappear
When ceasing form, the caller GT of the network layer in the message of roaming place is extracted（Global title）Address information is overflow as the user of short message
Trip ground information passes to ownership sms center.Sms center extracts information of roaming place, as one of content of generation ticket,
And information of roaming place is passed into online charging center.Charging center determines the roaming place of user by GT address translations, then
Wholesale price is carried out according to roaming place rate situation to deduct fees, so as to fulfill heterogeneous network international roaming short message prepayment service.Wherein relate to
And to key network element and its major function be described as follows：
Protocol conversion gateway：The information of different network formats is converted, and extracts user's information of roaming place, in short message
Middle addition user's information of roaming place.
Sms center：Information of roaming place is write into ticket, and realizes that carry information of roaming place applies to online charging center
Authentication functions.
Online charging center：Prepaid user is authenticated, rate is determined according to roaming place, prepaid user is used
Every business carry out real-time deduction.
Fig. 2 is that the flow of method one embodiment that the present invention realizes heterogeneous network international roaming short message prepayment service is shown
It is intended to.
As shown in Fig. 2, the present embodiment realizes that the method for heterogeneous network international roaming short message prepayment service includes following step
Suddenly：
S201, short message are sent from heterogeneous network roaming place, reach protocol conversion gateway through routing device between net.
S202, protocol conversion gateway receive the roaming short message that heterogeneous network network element device is sent, from the network of roaming short message
Layer extraction user's information of roaming place（Such as caller GT address informations）, messaging format conversion cost of the short message from heterogeneous network will be roamed
The messaging format of network adds user's information of roaming place in short message after the format conversion, will be with user's information of roaming place
Short message sending is to sms center.
The source address OA for the roaming short message that protocol conversion gateway receives is roaming place network element address, and destination address DA is
Sms center address, before it will roam short message sending to sms center, protocol conversion gateway becomes the source address OA of short message
The destination address DA for roaming short message is become called subscriber IMSI by the address of protocol conversion gateway（International mobile subscriber identifies
Code）, the short message service source address of short message will be roamed（SMS_Originating Address, SOA）Become user roaming place letter
Breath, then again by the short message sending after conversion to sms center.
S203, after sms center receives the short message of protocol conversion gateway transmission, if it find that short message sending side user
For prepaid user, user's information of roaming place is extracted from short message, user's information of roaming place is carried and is initiated to online charging center
Authentication application.
Wherein, sms center can determine whether short message sending side user is advanced charge according to user contracting data
Family.
Roaming rate are criticized according to user's information of roaming place that authentication application carries in S204, online charging center in real time
Valency is withholdd, according to wholesale price withhold situation to short message return authenticating result.
Wherein, user's information of roaming place that online charging center can be carried according to authentication application, in roaming place and roaming
User roaming place tariff information is searched in the mapping database of rate, according to the user roaming place tariff information found to user
Roaming rate carry out real-time wholesale price and withhold.Mapping database can be internal or external at online charging center.
Specifically, if user account is not out of date and remaining sum is enough, online charging center can carry out wholesale price button to user
Take, then the authentication is passed；Otherwise, if user account is expired or Sorry, your ticket has not enough value, failed authentication.
S205, sms center receives the authenticating result that online charging center returns, if failed authentication, refusal issues short
Letter, if authenticated successfully, generation includes the short message ticket of user's information of roaming place, and response message is sent to protocol conversion gateway,
Subsequent transmitting short message is to called subscriber.
In the short message ticket of sms center generation, except including information of roaming place, when further including numbers of calling and called parties, sending
Between etc. contents.Heterogeneous network international roaming short message prepayment service can effectively be solved by including information of roaming place in short message ticket
In ticket process problem.
Response message is sent to heterogeneous network network element device by S206, protocol conversion gateway.
So far, heterogeneous network international roaming short message prepayment service is realized.
The method proposed by the present invention for realizing heterogeneous network international roaming short message prepayment service, can use such as
Among a variety of heterogeneous network world pre-payment roaming scences such as CtoG international roamings.CtoG pre-payment international roamings refer to CDMA prepayment
Expense family is in gsm networks using every business such as voice, short message, data.Below by taking CtoG international roamings as an example, furtherly
The heterogeneous network international roaming short message prepayment service implementation of the bright present invention.
Fig. 3 is the signaling process figure of CtoG international roamings short message prepayment service of the present invention.
S301, user in roaming overseas send short message, i.e. MO_FSM（Mobile Originated Forward
Short Message, Mobile-Originated Short Message）, the SCCP of the short message（Signaling connection control protocol）Source address is roaming place
MSC/VLR addresses, SCCP destination addresses are sms center address.Roaming place MSC/VLR by short message serving ownership place ISTP, and by
Ownership place ISTP routes to protocol conversion gateway（It is set to GC gateways）.
It, will after S302, GC gateway are to G-MAP and C-MAP message formats conversion between short message progress GSM and CDMA message formats
Short message is with SMDPP（Point-to-point short message）The mode of message is sent to user attaching sms center（SMSC）, transformed SMDPP disappears
It ceases in parameter, SCCP source addresses are GC gateway address, and SCCP destination addresses are that called subscriber IMSI, SOA addresses are user's roaming
The address of ground MSC/VLR namely the roaming place GT addresses of the SCCP callers of MO_FSM message, can be with identity user by SOA values
Information of roaming place.
It should be noted that MAP message is a kind of signalling system No.7 message, information format may be referred to relevant criterion, here
It repeats no more.
It should be noted that the message between GC gateways and SMSC can pass through HSTP（High signal transfer
Point, HSTP High Signaling Transport Point）It transfers, for example, the smdpp in the SMDPP message and subsequent step S305 in step S302 disappears
Breath etc..HSTP not shown in Fig. 3.
S303, user attaching sms center find out short message sending side user as prepaid user according to user contracting data,
Authentication application CCR is sent to online charging center（Credit-Control-Request, credit control request）Message, wherein
Calling-Vlr-Number fields can record calling subscribe's information of roaming place, Calling-Vlr-Number in CCR message
The content of field can be the national code or operator code for the caller roaming place filled according to SOA values.
S304, online charging is centrally through roaming place and the mapping database of roaming rate, such as national code or operator
The mapping database of code and roaming rate, user's information of roaming place in being applied according to authentication can be looked into from mapping database
Find corresponding user roaming place tariff information, according to the user roaming place tariff information found to the roaming rate of user into
The real-time wholesale price of row is withholdd.Then, authenticating result is determined according to the wholesale price situation of withholing（With reference to step S204）, authenticating result is passed through
CCA（Credit-Control-Answer, Credit Control Answer）Message returns to user attaching sms center.
S305, the authenticating result that user attaching sms center is returned according to online charging center carry out respective handling, if
Failed authentication then refuses lower short-message sending, if the short message ticket for successfully generating the information of roaming place containing user is authenticated, to GC
Gateway returns to smdpp response messages.
S306, GC gateway can roam MSC/VLR to user by ISTP and return to MO_FSM_Ack response messages.
S307, user attaching sms center transmitting short message to called subscriber.So far, it is pre- that CtoG international roaming short messages are realized
Paid service.
The present invention also proposes a kind of system for realizing heterogeneous network international roaming short message prepayment service, as shown in figure 4, should
System includes：
Protocol conversion gateway, for receiving the roaming short message that heterogeneous network network element device is sent, from the network of roaming short message
Layer extraction user's information of roaming place, will roam messaging format of the short message from the messaging format conversion cost network of heterogeneous network,
User's information of roaming place is added in short message after format conversion, by the short message sending with user's information of roaming place in short message
The heart；
Sms center, after receiving the short message of protocol conversion gateway transmission, if it find that short message sending side user
For prepaid user, user's information of roaming place is extracted from short message, user's information of roaming place is carried and is initiated to online charging center
Authentication application；And
Online charging center, for being criticized in real time to roaming rate according to user's information of roaming place that authentication application carries
Valency is withholdd.
Further, online charging center, be additionally operable to according to wholesale price withhold situation to sms center return authenticating result；Short message
Center is additionally operable to receive the authenticating result that online charging center returns, if failed authentication, refuses transmitting short message, if authentication
Success, generation include the short message ticket of user's information of roaming place, transmitting short message to called subscriber.
Online charging center is carrying out real-time wholesale price according to user's information of roaming place that authentication application carries to roaming rate
When withholing, it is specifically used for：Online charging center is provided according to user's information of roaming place that authentication application carries in roaming place and roaming
User roaming place tariff information is found in the mapping database of expense, according to the user roaming place tariff information found to user
Roaming rate carry out real-time wholesale price and withhold.
User's information of roaming place is added in the short message of protocol conversion gateway after the format conversion, is specifically used for：Protocol conversion
The source address OA of short message is become the address of protocol conversion gateway by gateway, and the destination address DA for roaming short message is become called subscriber
The short message service source address SOA for roaming short message is become user's information of roaming place by IMSI.
Sms center extracts user's information of roaming place from short message, carries user's information of roaming place and is sent out to online charging center
Authentication application is played, is specifically used for：Sms center extracts SOA values from short message, according to the national code of the definite caller roaming place of SOA values or
Operator code, and carry caller roaming place national code or operator code to online charging center initiate authentication application.
The network layer that the present invention roams short message by protocol conversion gateway from heterogeneous network extracts user's information of roaming place,
User's information of roaming place is added in short message after format conversion, by the short message sending with user's information of roaming place in short message
User's information of roaming place is passed to online charging center by the heart, sms center, is believed by online charging center according to user roaming place
Breath carries out real-time wholesale price to roaming rate and withholds, and so as to fulfill heterogeneous network international roaming short message prepayment service, solves well
Protocol conversion, the particularly processing of short message ticket, roaming place in heterogeneous network international roaming short message prepayment service of having determined confirm
Wait difficulties.Also, present invention only requires at software aspects updating protocol transfer gateway, sms center, online charging center
Etc. systems, implementation method is simple, workable, without changing user property and existing network structure, is suitble in network
Middle rapid deployment is realized.
One of ordinary skill in the art will appreciate that hardware can be passed through by realizing all or part of step of above-described embodiment
It completes, relevant hardware can also be instructed to complete by program, the program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modifications, equivalent replacements and improvements are made should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of method for realizing heterogeneous network international roaming short message prepayment service, including：
Protocol conversion gateway receives the roaming short message that heterogeneous network network element device is sent, and user is extracted from the network layer of roaming short message
Information of roaming place will roam messaging format of the short message from the messaging format conversion cost network of heterogeneous network, after the format conversion
Short message in add user's information of roaming place, by the short message sending with user's information of roaming place to sms center；
After sms center receives the short message of protocol conversion gateway transmission, if it find that short message sending side user is advanced charge
User's information of roaming place is extracted at family from short message, carries user's information of roaming place and initiates authentication application to online charging center；
Online charging center carries out real-time wholesale price to roaming rate according to user's information of roaming place that authentication application carries and withholds.
2. it according to the method described in claim 1, it is characterized in that, further includes：
Online charging center according to wholesale price withhold situation to sms center return authenticating result；
Sms center receives the authenticating result that online charging center returns, if failed authentication, refuses transmitting short message, if authentication
Success, generation include the short message ticket of user's information of roaming place, transmitting short message to called subscriber.
3. the according to the method described in claim 1, it is characterized in that, use that the online charging center is carried according to authentication application
Family information of roaming place roaming rate are carried out real-time wholesale price withhold including：
Online charging center is according to user's information of roaming place that authentication application carries in roaming place and the mapping data of roaming rate
Find user roaming place tariff information in storehouse, according to the user roaming place tariff information found to the roaming rate of user into
The real-time wholesale price of row is withholdd.
4. according to the method described in claim 1, it is characterized in that, in the short message of the protocol conversion gateway after the format conversion
User's information of roaming place is added, the short message sending with user's information of roaming place is included to sms center：
The source address OA of short message is become the address of protocol conversion gateway by protocol conversion gateway, will roam the destination address DA of short message
Become called subscriber IMSI, the short message service source address SOA for roaming short message is become into user's information of roaming place, after conversion
Short message sending is to sms center.
5. according to the method described in claim 4, it is characterized in that, the sms center extracts user roaming place letter from short message
Breath carries user's information of roaming place and initiates to authenticate to online charging center and applies including：
Sms center extracts SOA values from short message, and the national code or operator code of caller roaming place are determined according to SOA values, and takes
National code or operator code with caller roaming place initiate authentication application to online charging center.
6. a kind of system for realizing heterogeneous network international roaming short message prepayment service, including：
Protocol conversion gateway for receiving the roaming short message that heterogeneous network network element device is sent, is carried from the network layer of roaming short message
Family information of roaming place is taken, messaging format of the short message from the messaging format conversion cost network of heterogeneous network will be roamed, in form
User's information of roaming place is added in transformed short message, by the short message sending with user's information of roaming place to sms center；
Sms center, after receiving the short message of protocol conversion gateway transmission, if it find that short message sending side user is pre-
Paying customer extracts user's information of roaming place from short message, carries user's information of roaming place and initiates to authenticate to online charging center
Application；And
Online charging center, for carrying out real-time wholesale price button to roaming rate according to user's information of roaming place that authentication application carries
Money.
7. system according to claim 6, which is characterized in that
Online charging center, be additionally operable to according to wholesale price withhold situation to sms center return authenticating result；
Sms center is additionally operable to receive the authenticating result that online charging center returns, if failed authentication, refuses transmitting short message,
If authenticated successfully, generation includes the short message ticket of user's information of roaming place, transmitting short message to called subscriber.
8. system according to claim 6, which is characterized in that the online charging center is according to authentication application carrying
When user's information of roaming place withholds to roaming rate progress real-time wholesale price, it is specifically used for：
Online charging center is according to user's information of roaming place that authentication application carries in roaming place and the mapping data of roaming rate
Find user roaming place tariff information in storehouse, according to the user roaming place tariff information found to the roaming rate of user into
The real-time wholesale price of row is withholdd.
9. system according to claim 6, which is characterized in that in the short message of the protocol conversion gateway after the format conversion
When adding user's information of roaming place, it is specifically used for：
The source address OA of short message is become the address of protocol conversion gateway by protocol conversion gateway, will roam the destination address DA of short message
Become called subscriber IMSI, the short message service source address SOA for roaming short message is become into user's information of roaming place.
10. system according to claim 9, which is characterized in that the sms center extracts user roaming place from short message
Information carries user's information of roaming place and initiates authentication application to online charging center, is specifically used for：
Sms center extracts SOA values from short message, and the national code or operator code of caller roaming place are determined according to SOA values, and takes
National code or operator code with caller roaming place initiate authentication application to online charging center.
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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 |
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