CN109936827A - Short message method for routing and system, caller sms center and domain name system - Google Patents
Short message method for routing and system, caller sms center and domain name system Download PDFInfo
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- CN109936827A CN109936827A CN201711370622.3A CN201711370622A CN109936827A CN 109936827 A CN109936827 A CN 109936827A CN 201711370622 A CN201711370622 A CN 201711370622A CN 109936827 A CN109936827 A CN 109936827A
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Abstract
The present invention discloses a kind of short message method for routing and system, caller sms center and domain name system.The short message method for routing includes: to send short message route requests to domain name system in the case where receiving caller short message；Receive the called sms center IP address that domain name system returns；Caller short message is sent to called sms center according to called sms center IP address.The present invention is solved based on cannot achieve non-IMS user's short message question topic under present scheme, realizes full user type short message hair general between the domain CS, IMS domain and its domain based on IMS network DNS query mode.
Description
Technical field
The present invention relates to short message service field, in particular to a kind of short message method for routing and system, caller sms center and
Domain name system.
Background technique
Converged CN development is moved admittedly in IMS (IP Multimedia Subsystem, IP multimedia subsystem)
Under, traditional C/S (Circuit Switched, circuit switching) domain is faced with gradually logout, and corresponding signaling network will be faced first and be withered
Retreat net.The domain CS how is accepted based on the short message pass through mechanism of IMS and its short message service between IMS domain needs to examine again
Consider；It is only suitable for using in IMS domain currently based on IMS network DNS (Domain Name System, domain name system) query routing mode
The short message at family is transmitted, and the short message transmitting of a Fang Weifei IMS user is not suitable for.
The international standard of IMS domain short message service is once to issue at present, cannot achieve control of the callee side to short message, but examine
Consider short message safety problem, such as filtering junk short messages, Calling Side control tends not to settle at one go, and there are secondary control for callee side
Demand, it is therefore desirable to consider calling and called two-stage manage, it is also desirable to existing IMS short message routing optimize.
Summary of the invention
In view of the above technical problem, the present invention provides a kind of short message method for routing and system, caller sms center and domain
Name system, realizes full user type short message general between the domain CS, IMS domain and its domain based on IMS network DNS query mode
Hair.
According to an aspect of the present invention, a kind of short message method for routing is provided, comprising:
In the case where receiving caller short message, short message route requests are sent to domain name system；
Receive the called sms center IP address that domain name system returns；
Caller short message is sent to called sms center according to called sms center IP address.
In one embodiment of the invention, described to include to domain name system transmission short message route requests:
Positioning service inquiry request is initiated to domain name system, wherein includes user's industry in the positioning service inquiry request
Service type and called subscriber's domain name, the type of service is the short message service being carried in transmission control protocol, so as to domain name system
System inquires domain name and the port of the corresponding called sms center of called subscriber according to the positioning service inquiry request；
Receive the positioning service inquiry request response message that domain name system returns, wherein the positioning service inquiry request
Response message includes domain name and the port of called sms center；
IP address inquiry request is initiated to domain name system, wherein the IP address inquiry request includes called sms center
Domain name, so that the domain name of the called sms center is translated as being called the IP address of sms center by domain name system.
In one embodiment of the invention, the called sms center IP address for receiving domain name system return includes:
Receive the IP address inquiry request response message that domain name system returns, wherein the IP address inquiry request response
Message includes the IP address of called sms center.
According to another aspect of the present invention, a kind of short message method for routing is provided, comprising:
The short message route requests that caller sms center is sent are received, wherein caller sms center is in the feelings for receiving caller short message
Under condition, short message route requests are sent to domain name system；
Called sms center IP address is returned to caller sms center, so that caller sms center is according to called sms center
Caller short message is sent to called sms center by IP address.
In one embodiment of the invention, the short message route requests for receiving the transmission of caller sms center include:
Receive the positioning service inquiry request that caller sms center is sent, wherein wrap in the positioning service inquiry request
Customer service type and called subscriber's domain name are included, the type of service is the short message service being carried in transmission control protocol；
Domain name and the port of the corresponding called sms center of called subscriber are inquired according to the positioning service inquiry request.
In one embodiment of the invention, the short message route requests for receiving caller sms center and sending further include:
The IP address inquiry request that caller sms center is sent is received, wherein the IP address inquiry request is short including being called
The domain name at letter center；
The domain name of the called sms center is translated as to the IP address of called sms center, is executed later to caller short message
Center returns to the step of called sms center IP address.
According to another aspect of the present invention, a kind of caller sms center is provided, comprising:
Route requests sending module, for sending short message routing to domain name system and asking in the case where receiving caller short message
It asks；
IP address receiving module, for receiving the called sms center IP address of domain name system return；
Short message forwarding module, for caller short message to be sent to called sms center according to called sms center IP address.
In one embodiment of the invention, the caller sms center is realized for executing such as above-mentioned any embodiment institute
The operation for the short message method for routing stated.
According to another aspect of the present invention, a kind of caller sms center is provided, comprising:
Caller sms center memory, for storing instruction；
Caller sms center processor is realized as above for executing described instruction so that the caller sms center executes
State the operation of short message method for routing described in any embodiment.
According to another aspect of the present invention, a kind of domain name system is provided, comprising:
Route requests receiving module, for receiving the short message route requests of caller sms center transmission, wherein caller short message
Center sends short message route requests in the case where receiving caller short message, to domain name system；
IP address sending module, for returning to called sms center IP address to caller sms center, so as to caller short message
Caller short message is sent to called sms center according to called sms center IP address by center.
In one embodiment of the invention, domain name system is realized as described in above-mentioned any embodiment for executing
The operation of short message method for routing.
According to another aspect of the present invention, a kind of domain name system is provided, comprising:
Domain name system memory, for storing instruction；
Domain name system processor, for executing described instruction, so that domain name system, which executes, realizes such as any of the above-described reality
Apply the operation of short message method for routing described in example.
According to another aspect of the present invention, a kind of short message route system is provided, comprising: as described in above-mentioned any embodiment
Caller sms center and the domain name system as described in above-mentioned any embodiment.
According to another aspect of the present invention, a kind of computer readable storage medium, the computer-readable storage medium are provided
Matter is stored with computer instruction, and the short message routing side as described in above-mentioned any embodiment is realized when described instruction is executed by processor
Method.
The present invention is solved based on cannot achieve non-IMS user's short message question topic under present scheme, is realized based on IMS
General full user type short message hair between the domain CS of network DNS query pattern, IMS domain and its domain.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical 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 creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic diagram that existing short message transmits route pattern one embodiment.
Fig. 2 is the schematic diagram of short message route system one embodiment of the present invention.
Fig. 3 is the schematic diagram of short message method for routing one embodiment of the present invention.
Fig. 4 is the schematic diagram of another embodiment of short message method for routing of the present invention.
Fig. 5 is the schematic diagram of caller sms center one embodiment of the present invention.
Fig. 6 is the schematic diagram of another embodiment of caller sms center of the present invention.
Fig. 7 is the schematic diagram of the another embodiment of short message method for routing of the present invention.
Fig. 8 is the schematic diagram of domain name system one embodiment of the present invention.
Fig. 9 is the schematic diagram of another embodiment of domain name system of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.
Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not according to reality
Proportionate relationship draw.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
It is found by the applicant that: in short message transmitting route pattern shown in Fig. 1, calling and called are IMS user, and sms center passes through
After ENUM (E.164Number URI Mapping, telephone number mapping)/DNS query, short message routes to called I-CSCF
(Interrogating Call Session Control Function, query call conversation control function network element) and S-
CSCF (Serving Call Session Control Function, service call conversation control function network element), by being called
IMS subsequently enters called subscriber.
Specific ENUM/DNS inquiry may refer to example shown in table 1:
Table 1
The short message routes existing following problem:
1, the mode is only suitable for the short message transmitting of user in IMS domain, and the short message for not being suitable for a Fang Weifei IMS user passes
It passs.
2, it can only realize and once issue, cannot achieve control of the callee side to short message.
Therefore, applicant provide the short message method and mechanism based on DNS query transmitting between a kind of sms center, CS is realized
General full user type short message hair, is specifically illustrated below by embodiment between domain, IMS domain and its domain.
Fig. 2 is the schematic diagram of short message route system one embodiment of the present invention.As shown in Fig. 2, the short message route system
It may include caller sms center 1, called sms center 2 and domain name system 3, in which:
Caller sms center 1 carries out short message routing for after receiving caller short message, being used uniformly DNS query.
In one embodiment of the invention, configuration service type under caller sms center 1DNS inquiry mode, will be original
Type of service " SIP+D2T " be revised as " SMS (Short Message Service, SMS (Short Message Service))+D2T ", indicate short message
Service bearer is on Transmission Control Protocol.
In one embodiment of the invention, when caller sms center 1 initiates SRV (positioning service) inquiry, user is carried
Type of service (" SMS+D2T ") and dividing containing agreement " _ sms._tcp " save domain name.
Domain name system 3 and ENUM, for configuring the ownership sms center domain name and IP address translation of all user types.
Domain name system 3 is judged as " _ sms._ in the case where for inquiring in the SRV for receiving caller sms center 1
When tcp " protocol type, translated to callee side sms center domain name and port.
Domain name system 3 is also used to be called when the A for receiving caller sms center 1 inquires (IP address inquiry request)
Short breath center domain name is translated to called sms center IP address.
In one embodiment of the invention, domain name system 3 may include ENUM/DNS.
It based on the short message route system that the above embodiment of the present invention provides, is passed based on DNS query between a kind of sms center
The short message route system passed.The above embodiment of the present invention regulation: short message service is transmitted using caller, called sms center two-stage,
When caller sms center is based on IMS domain to another sms center forwarding short message, inquiry DNS first, wherein service protocol is identified
For " SMS+D2T ", indicate that short message is carried on TCP.DNS " abridges in the province _ sms._tcp. service protocol and domain name
.ims.mncyyy.mccxxx.3gppnetwork.org it " is translated as corresponding province's sms center network element ID, to realize difference
Short message request and the transmitting of response message between sms center.
The above embodiment of the present invention is solved based on cannot achieve non-IMS user's short message question topic under present scheme, in fact
General full user type short message hair between the domain CS, IMS domain and its domain now based on IMS network DNS query mode, and further
The optimization short message routing plan for more meeting security management and control demand is provided.
Fig. 3 is the schematic diagram of short message method for routing one embodiment of the present invention.Preferably, the present embodiment can be short by the present invention
Believe that route system executes.As shown in figure 3, method includes the following steps:
Step 31, caller sms center sends short message route requests to domain name system in the case where receiving caller short message,
And receive the called sms center IP address of domain name system return.That is, sms center is used uniformly after receiving caller short message
DNS query carries out short message routing.
Table 2
In one embodiment of the invention, as shown in table 2, described to send short message routing to domain name system in step 31
Request, and the step of receiving the called sms center IP address of domain name system return may include:
Step 311, caller sms center 1 sends NAPTR (Naming Authority Pointer, name to domain name system 3
Claim Authority Pointer) inquiry request.
Step 312, domain name system 3 returns to NAPTR inquiry response to caller sms center 1.
Step 313, caller sms center 1 initiates positioning service (SRV) inquiry request to domain name system 3, wherein the clothes
It is engaged in including customer service type and called subscriber's domain name (such as the domain Fen Sheng containing agreement " _ sms._tcp " in locating query request
Name), the type of service be carried on it is short in TCP (Transmission Control Protocol, transmission control protocol)
Telecommunications services.
In one embodiment of the invention, 1 configuration service type of caller sms center, by original type of service " SIP
+ D2T " is revised as " SMS+D2T ", indicates that short message service is carried on Transmission Control Protocol；When initiate SRV inquiry when, carry containing agreement " _
Point province's domain name of sms._tcp ".
Step 314, domain name system 3 inquires the corresponding called sms center of called subscriber according to the positioning service inquiry request
2 domain name and port.
In one embodiment of the invention, ENUM/DNS configures sms center domain name and IP address translation.DNS is received
When SRV is inquired, when being judged as " _ sms._tcp " protocol type, translation to callee side sms center domain name and port.
Step 315, domain name system 3 returns to positioning service inquiry request response message to caller sms center 1, wherein institute
State the domain name and port that positioning service inquiry request response message includes called sms center 2.
Step 316, caller sms center 1 initiates A inquiry request (IP address inquiry request) to domain name system 3, wherein institute
State the domain name that IP address inquiry request includes called sms center 2.
Step 317, the domain name of the called sms center 2 is translated as with being called the IP of sms center 2 by domain name system 3
Location.
Step 318, domain name system 3 returns to IP address inquiry request response message to caller sms center 1, wherein described
IP address inquiry request response message includes the IP address of called sms center 2.
Step 32, caller short message is sent in called short message by caller sms center 1 according to called sms center IP address
The heart 2.
It based on the short message method for routing that the above embodiment of the present invention provides, is passed based on DNS query between a kind of sms center
The short message method for routing passed accepts short message service using mainstream network (IMS), after caller sms center ENUM/DNS inquiry directly
Route to called sms center.
The above embodiment of the present invention is with proterotype difference: the above embodiment of the present invention uses new service identification
" SMS+D2T " indicates short message service；In the above embodiment of the present invention, target network element is directly turned over when SRV (positioning service) is inquired
It is translated into called sms center.
The above embodiment of the present invention breach must be originally calling and called be all IMS user could forwarding short message limitation
Property, the method that short message is directly transmitted between the general sms center of one kind is realized, the short message suitable for full user type is transmitted.
The above embodiment of the present invention creates a kind of short breath routing of secondary sending, provides second level guarantee safely for short message.
The above embodiment of the present invention improves short message routing mode on existing IMS Route Technology Base, shortens short message
Transmission path improves business efficiency.
The above embodiment of the present invention can be widely applied to the short message forwarding in net, between net, realize that short message a little accesses forwarding
To the whole network.The present invention may replace currently based on No.7 Network MAP (Mobile Application Part, i.e. mobile application part
Point) short message of agreement forwards routing, and enormously simplifies short message routing, improve network efficiency.
Fig. 4 is the schematic diagram of another embodiment of short message method for routing of the present invention.Preferably, the present embodiment can be main by the present invention
Sms center is made to execute.As shown in figure 4, method includes the following steps:
Step 41, caller sms center 1 sends short message routing to domain name system 3 and asks in the case where receiving caller short message
It asks.
In one embodiment of the invention, in step 41, described the step of sending short message route requests to domain name system 3
May include:
Step 411, caller sms center 1 initiates positioning service inquiry request to domain name system 3, wherein the service is fixed
It include customer service type and called subscriber's domain name in the inquiry request of position, the type of service is to be carried in transmission control protocol
Short message service, so that domain name system 3 inquires the corresponding called sms center 2 of called subscriber according to the positioning service inquiry request
Domain name and port.
Step 412, caller sms center 1 receives the positioning service inquiry request response message that domain name system 3 returns,
In, the positioning service inquiry request response message includes domain name and the port of called sms center 2.
Step 413, caller sms center 1 initiates IP address inquiry request to domain name system 3, wherein the IP address is inquired
Request includes the domain name of called sms center 2, so that the domain name of the called sms center 2 is translated as being called by domain name system 3
The IP address of sms center 2；
Step 42, the called sms center IP address that domain name system 3 returns is received.
In one embodiment of the invention, step 42 may include: that caller sms center 1 receives the return of domain name system 3
IP address inquiry request response message, wherein the IP address inquiry request response message includes the IP of called sms center 2
Address.
Step 43, caller short message is sent to by called sms center 2 according to called sms center IP address.
Based on the short message method for routing that the above embodiment of the present invention provides, propose between a kind of sms center based on DNS query
The short message method of transmitting may be implemented full user type short message hair general between the domain CS, IMS domain and its domain, provide and meet peace
The optimization short message routing plan of full control demand.
The short message service of the above embodiment of the present invention transmits routing side using caller sms center, called sms center two-stage
Formula.
Fig. 5 is the schematic diagram of caller sms center one embodiment of the present invention.As shown in figure 5, the caller of Fig. 2 embodiment is short
Letter center 1 may include route requests sending module 11, IP address receiving module 12 and short message forwarding module 13, in which:
Route requests sending module 11, for sending short message routing to domain name system 3 in the case where receiving caller short message
Request.
IP address receiving module 12, for receiving the called sms center IP address of the return of domain name system 3.
Short message forwarding module 13, for caller short message to be sent to called sms center according to called sms center IP address
2。
In one embodiment of the invention, the caller sms center 1 realizes such as above-mentioned any embodiment for executing
The operation of short message method for routing described in (such as Fig. 4 embodiment).
DNS query is used uniformly after receiving caller short message based on the caller sms center that the above embodiment of the present invention provides
Carry out short message routing.Wherein service protocol mark is set as " SMS+D2T ", indicates that short message is carried on TCP.
The above embodiment of the present invention breach must be originally calling and called be all IMS user could forwarding short message limitation
Property, the method that short message is directly transmitted between the general sms center of one kind is realized, the short message suitable for full user type is transmitted.
Fig. 6 is the schematic diagram of another embodiment of caller sms center of the present invention.As shown in fig. 6, the caller of Fig. 2 embodiment is short
Letter center 1 may include caller sms center memory 18 and caller sms center processor 19, in which:
Caller sms center memory 18, for storing instruction.
Caller sms center processor 19 is realized such as executing described instruction so that the caller sms center 1 executes
The operation of short message method for routing described in any of the above-described embodiment.
The above embodiment of the present invention creates a kind of short breath routing of secondary sending, provides second level guarantee safely for short message.
The above embodiment of the present invention improves short message routing mode on existing IMS Route Technology Base, shortens short message
Transmission path improves business efficiency.
The above embodiment of the present invention can be widely applied to the short message forwarding in net, between net, realize that short message a little accesses forwarding
To the whole network.The present invention may replace the short message forwarding routing currently based on No.7 Network MAP protocol, and enormously simplify short message road
By improving network efficiency.
Fig. 7 is the schematic diagram of the another embodiment of short message method for routing of the present invention.Preferably, the present embodiment can be by domain of the present invention
Name system executes.As shown in fig. 7, method includes the following steps:
Step 71, domain name system 3 receives the short message route requests that caller sms center 1 is sent, wherein caller sms center 1
In the case where receiving caller short message, short message route requests are sent to domain name system 3.
In one embodiment of the invention, in step 71, the short message routing for receiving the transmission of caller sms center 1 is asked
The step of asking may include:
Step 711, domain name system 3 receives the positioning service inquiry request that caller sms center 1 is sent, wherein the clothes
It is engaged in including customer service type and called subscriber's domain name in locating query request, the type of service is to be carried on biography transport control protocol
Short message service in view；
Step 712, domain name system 3 inquires the corresponding called sms center of called subscriber according to the positioning service inquiry request
2 domain name and port.
Step 713, domain name system 3 receives the IP address inquiry request that caller sms center 1 is sent, wherein the IP address
Inquiry request includes the domain name of called sms center 2.
Step 714, the domain name of the called sms center 2 is translated as with being called the IP of sms center 2 by domain name system 3
Location.
Step 72, domain name system 3 returns to called sms center IP address to caller sms center 1, so as in caller short message
Caller short message is sent to called sms center 2 according to called sms center IP address by the heart 1.
Based on the short message method for routing that the above embodiment of the present invention provides, propose between a kind of sms center based on DNS query
The short message method of transmitting may be implemented full user type short message hair general between the domain CS, IMS domain and its domain, provide and meet peace
The optimization short message routing plan of full control demand.
Fig. 8 is the schematic diagram of domain name system one embodiment of the present invention.As shown in figure 8, the domain name system 3 of Fig. 2 embodiment
It may include route requests receiving module 31 and IP address sending module 32, in which:
Route requests receiving module 31, for receiving the short message route requests of the transmission of caller sms center 1, wherein caller is short
Letter center 1 sends short message route requests in the case where receiving caller short message, to domain name system 3.
IP address sending module 32, for returning to called sms center IP address to caller sms center 1, so that caller is short
Caller short message is sent to called sms center 2 according to called sms center IP address by letter center 1.
In one embodiment of the invention, domain name system 3 for execute realize as above-mentioned any embodiment (such as
Fig. 7 embodiment) described in short message method for routing operation.
Based on the domain name system that the above embodiment of the present invention provides, the ownership sms center domain name of all user types is configured
And IP address translation, service protocol and domain name " are abridged in the province _ sms._tcp.
.ims.mncyyy.mccxxx.3gppnetwork.org corresponding province's sms center network element ID and IP address " are translated as.
The above embodiment of the present invention breach must be originally calling and called be all IMS user could forwarding short message limitation
Property, the method that short message is directly transmitted between the general sms center of one kind is realized, the short message suitable for full user type is transmitted.
Fig. 9 is the schematic diagram of another embodiment of domain name system of the present invention.As shown in figure 9, the domain name system 3 of Fig. 2 embodiment
It may include domain name system memory 38 and domain name system processor 39, in which:
Domain name system memory 38, for storing instruction.
Domain name system processor 39 is realized so that domain name system 3 executes as any of the above-described for executing described instruction
The operation of short message method for routing described in embodiment (such as Fig. 7 embodiment).
The above embodiment of the present invention creates a kind of short breath routing of secondary sending, provides second level guarantee safely for short message.
The above embodiment of the present invention improves short message routing mode on existing IMS Route Technology Base, shortens short message
Transmission path improves business efficiency.
The above embodiment of the present invention can be widely applied to the short message forwarding in net, between net, realize that short message a little accesses forwarding
To the whole network.The present invention may replace the short message forwarding routing currently based on No.7 Network MAP protocol, and enormously simplify short message road
By improving network efficiency.
According to another aspect of the present invention, a kind of computer readable storage medium, the computer-readable storage medium are provided
Matter is stored with computer instruction, and the short message routing side as described in above-mentioned any embodiment is realized when described instruction is executed by processor
Method.
The above embodiment of the present invention breach must be originally calling and called be all IMS user could forwarding short message limitation
Property, the method that short message is directly transmitted between the general sms center of one kind is realized, the short message suitable for full user type is transmitted.
The above embodiment of the present invention creates a kind of short breath routing of secondary sending, provides second level guarantee safely for short message.
The above embodiment of the present invention improves short message routing mode on existing IMS Route Technology Base, shortens short message
Transmission path improves business efficiency.
The above embodiment of the present invention can be widely applied to the short message forwarding in net, between net, realize that short message a little accesses forwarding
To the whole network.The present invention may replace the short message forwarding routing currently based on No.7 Network MAP protocol, and enormously simplify short message road
By improving network efficiency.
Caller sms center described above and domain name system can be implemented as executing function described herein
Can general processor, programmable logic controller (PLC) (PLC), digital signal processor (DSP), specific integrated circuit (ASIC),
Field programmable gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hard
Part component or it is any appropriately combined.
So far, the present invention is described in detail.In order to avoid covering design of the invention, it is public that this field institute is not described
The some details known.Those skilled in the art as described above, completely it can be appreciated how implementing technology disclosed herein
Scheme.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
Description of the invention is given for the purpose of illustration and description, and is not exhaustively or will be of the invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.It selects and retouches
It states embodiment and is to more preferably illustrate the principle of the present invention and practical application, and those skilled in the art is enable to manage
The solution present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (14)
1. a kind of short message method for routing characterized by comprising
In the case where receiving caller short message, short message route requests are sent to domain name system；
Receive the called sms center IP address that domain name system returns；
Caller short message is sent to called sms center according to called sms center IP address.
2. short message method for routing according to claim 1, which is characterized in that described to be asked to domain name system transmission short message routing
It asks and includes:
Positioning service inquiry request is initiated to domain name system, wherein includes customer service class in the positioning service inquiry request
Type and called subscriber's domain name, the type of service is the short message service being carried in transmission control protocol, so as to domain name system root
Domain name and port according to the corresponding called sms center of positioning service inquiry request inquiry called subscriber；
Receive the positioning service inquiry request response message that domain name system returns, wherein the positioning service inquiry request response
Message includes domain name and the port of called sms center；
IP address inquiry request is initiated to domain name system, wherein the IP address inquiry request includes the domain of called sms center
Name, so that the domain name of the called sms center is translated as being called the IP address of sms center by domain name system.
3. short message method for routing according to claim 1 or 2, which is characterized in that the quilt for receiving domain name system and returning
The sms center IP address is made to include:
Receive the IP address inquiry request response message that domain name system returns, wherein the IP address inquiry request response message
IP address including being called sms center.
4. a kind of short message method for routing characterized by comprising
The short message route requests that caller sms center is sent are received, wherein caller sms center is the case where receiving caller short message
Under, short message route requests are sent to domain name system；
Called sms center IP address is returned to caller sms center, according to called sms center IP so as to caller sms center
Caller short message is sent to called sms center by location.
5. short message method for routing according to claim 4, which is characterized in that described to receive the short of caller sms center transmission
Letter route requests include:
Receive the positioning service inquiry request that caller sms center is sent, wherein include using in the positioning service inquiry request
Family type of service and called subscriber's domain name, the type of service are the short message service being carried in transmission control protocol；
Domain name and the port of the corresponding called sms center of called subscriber are inquired according to the positioning service inquiry request.
6. short message method for routing according to claim 5, which is characterized in that described to receive the short of caller sms center transmission
Believe route requests further include:
The IP address inquiry request that caller sms center is sent is received, wherein the IP address inquiry request includes in called short message
The domain name of the heart；
The domain name of the called sms center is translated as to the IP address of called sms center, is executed later to caller sms center
The step of returning to called sms center IP address.
7. a kind of caller sms center characterized by comprising
Route requests sending module, for sending short message route requests to domain name system in the case where receiving caller short message；
IP address receiving module, for receiving the called sms center IP address of domain name system return；
Short message forwarding module, for caller short message to be sent to called sms center according to called sms center IP address.
8. caller sms center according to claim 7, which is characterized in that the caller sms center is for executing realization
The operation of short message method for routing as claimed in any one of claims 1-3.
9. a kind of caller sms center characterized by comprising
Caller sms center memory, for storing instruction；
Caller sms center processor is realized so that the caller sms center executes as right is wanted for executing described instruction
Ask the operation of short message method for routing described in any one of 1-3.
10. a kind of domain name system characterized by comprising
Route requests receiving module, for receiving the short message route requests of caller sms center transmission, wherein caller sms center
In the case where receiving caller short message, short message route requests are sent to domain name system；
IP address sending module, for returning to called sms center IP address to caller sms center, so as to caller sms center
Caller short message is sent to called sms center according to called sms center IP address.
11. domain name system according to claim 10, which is characterized in that domain name system realizes such as right for executing
It is required that the operation of short message method for routing described in any one of 4-6.
12. a kind of domain name system characterized by comprising
Domain name system memory, for storing instruction；
Domain name system processor is realized so that domain name system executes as appointed in claim 4-6 for executing described instruction
The operation of short message method for routing described in one.
13. a kind of short message route system characterized by comprising in caller short message as claimed in any one of claims 7-9
The heart and the domain name system as described in any one of claim 10-12.
14. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage has computer to refer to
It enables, such as short message method for routing of any of claims 1-6 is realized when described instruction is executed by processor.
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