CN109462618A - A kind of communication means and system based on block chain - Google Patents
A kind of communication means and system based on block chain Download PDFInfo
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- CN109462618A CN109462618A CN201910006177.5A CN201910006177A CN109462618A CN 109462618 A CN109462618 A CN 109462618A CN 201910006177 A CN201910006177 A CN 201910006177A CN 109462618 A CN109462618 A CN 109462618A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
- H04L65/1069—Session establishment or de-establishment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
- H04W12/069—Authentication using certificates or pre-shared keys
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/10—Architectures or entities
- H04L65/1016—IP multimedia subsystem [IMS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/11—Allocation or use of connection identifiers
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Abstract
The invention belongs to block chain field, it is related to communication means and system based on block chain.It include: that calling invitation message is sent to called call conversation control function entity by the call conversation control function entity of caller by first terminal in IMS network；The corresponding home location register node of second network of the call conversation control function entity of caller into preset block chain initiates query messages；If the corresponding home location register node return of the second network in preset block chain does not inquire query messages, calling invitation message is sent to Media Gateway Control Function entity by the call conversation control function entity of caller；Calling invitation message is forwarded to Gateway Mobile Switching Center by Media Gateway Control Function entity；Gateway Mobile Switching Center sends the corresponding home-operator comprehensive server of scheduling request inquiry called number according to the identification code of called number, and obtains roaming number from the corresponding home-operator comprehensive server of called number.
Description
Technical field
The invention belongs to block chain technical fields, and in particular to a kind of communication means and system based on block chain.
Background technique
With the development of science and technology, terminal (such as mobile phone) is at the requirement in people's life.And with people couple
The continuous promotion of quality of the life has higher requirement to consumption experience.
VoLTE (Voice over LTE, LTE network direct transfer), be based on IMS (IP Multimedia Subsystem,
IP multimedia subsystem)) LTE network data field voice service.IMS can provide the functional entity of multimedia service by all
Composition, enable operator be its user provide based on internet application, service and agreement multimedia service.LTE network is
A kind of complete IP network, whole service bearers on data field, it can be achieved that the unification of data and voice service under consolidated network.
In the prior art, network operator's (connection, movement, telecommunications) turns net policy by implementing the number of taking, to improve people
Consumption experience.But this makes operator not only need to carry out technique preparation, database establishment, the network rebuilding, needs to add
Add corresponding equipment and dilatation and transformation are carried out to existing equipment, it is also necessary to resolve charging, number inquiry and some managers
The problem of face, the realization of these technical aspects requires huge investment, while being also required to the regular hour.Although former Information Industry Department
It is required that mobile operator implements " number of taking pivoted housing meal " policy, but various regions operator is since the ability difference of support system is larger,
The fusion of different chargings and operation analysis system has certain difficulty so that many operators implement in full the policy when
Between table postpone significantly.And due to the enormous quantity of China mobile phone user, implementing local number portability certainly will be to user information number
It is put forward higher requirements according to the performance in library.
Therefore, how to realize the normal communication for ensureing user, become urgent problem to be solved.
Summary of the invention
It is a kind of based on block chain the technical problem to be solved by the present invention is to provide for above-mentioned deficiency in the prior art
Communication means and system provide a kind of method and system that can be protected and realize the normal communication of barrier user.
According to an aspect of an embodiment of the present invention, the embodiment of the invention provides solve present invention problem based on
The communication means of block chain, first terminal calling in IMS network are produced via the first network number of taking to the of the second network
When two terminals, calling procedure includes:
First terminal in the IMS network sends call business request message to base station；
First terminal and the base station in the IMS network establish radio bearer, and pass through the call session control of caller
Calling invitation message is sent to called call conversation control function entity by functional entity processed；
Second network of the call conversation control function entity of the caller into preset block chain is corresponding to return
Belong to location register node and initiate query messages, the query messages include at least the corresponding second terminal of called number described
Operator's informaiton and identity information in preset block chain；
If the corresponding home location register node return of second network in preset block chain does not inquire institute
Query messages are stated, then the calling invitation message is sent to Media Gateway control by the call conversation control function entity of the caller
Functional entity processed；
The calling invitation message is forwarded to Gateway Mobile Switching Center by the Media Gateway Control Function entity；
The Gateway Mobile Switching Center sends scheduling request inquiry called number according to the identification code of called number and corresponds to
Home-operator comprehensive server, and obtain roaming number from the corresponding home-operator comprehensive server of the called number
Code.
Preferably, the Gateway Mobile Switching Center sends scheduling request inquiry according to the identification code of called number and is called
The corresponding home-operator comprehensive server of number, and obtained from the corresponding home-operator comprehensive server of the called number
After the step of taking roaming number, further includes:
The roaming number is forwarded to home signature user server by the Gateway Mobile Switching Center；
The home signature user server returns to routing number to the gateway mobile switch according to the roaming number
Center；
The Gateway Mobile Switching Center according to the routing number by the calling invitation message be sent to it is corresponding its
The network of his operator；
When the called call conversation control function entity receives media information, the called call session control
Functional entity processed completes IP connectivity and accepts control operation, so that the ALERTING message of the second terminal is from the second forwarded
First terminal in the IMS network.
Preferably, radio bearer is established in the first terminal in the IMS network and base station, and passes through the calling meeting of caller
The step of calling invitation message is sent to called call conversation control function entity by words control function entity, comprising:
The base station forwards the call business request message to mobile management entity；
The mobile management entity is based on the call business request message asks to base station initiation wireless connection foundation
It asks；
The base station is based on wireless connection foundation request and establishes radio bearer；
The base station sends calling invitation message to gateway；
The gateway forwards the calling invitation message to the call conversation control function entity of caller；
The call conversation control function entity of the caller forwards the calling invitation message to the called calling meeting
Talk about control function entity；
The called call conversation control function entity carries out location updating, and receives the call session control of the caller
The response of functional entity processed.
Preferably, described called when the called call conversation control function entity receives media information
Call conversation control function entity completes IP connectivity and accepts control operation, so that the ALERTING message of the second terminal is from the
Before the step of first terminal of two forwardeds into the IMS network, further includes:
The called call conversation control function entity sends quilt to the call conversation control function entity of the caller
It calls out the numbers the Temporary Response message of code；
The Temporary Response message is transmitted in the IMS network by the call conversation control function entity of the caller
First terminal；
The call conversation control function entity of the caller initiates to update media consultation process, and processing forward session disappears
Breath sends media information to the called call conversation control function entity after the completion of response.
Preferably, it before the first terminal in the IMS network sends call business request message to base station, also wraps
Include the block chain that building includes the steps that multiple home location register nodes:
Operator's register node sends inquiry request at least one adjacent node adjacent thereto, and receives each described
The feedback information of adjacent node feedback, determines Ministry of Industry and Information's node in the preset block chain according to each feedback information
The wound generation block issued in advance, wherein the inquiry request carries the information of the inquiry wound generation block, and the wound generation block is
First block of the preset block chain；
Operator's register node obtains the Ministry of Industry and Information address of node from the wound generation block, and to the work
The application that letter portion node sends the operator node that carrying applies to become the preset block chain is requested, in the application request
It include: that operator's register node is corresponding: block chain mark, home location register device identification；
Ministry of Industry and Information's node audits the operation qualification of operator's register node according to application request,
And when audit passes through, Ministry of Industry and Information's node sends broadcast message to the preset block chain, to announce the operator
Register node becomes the home location register node of the operator of the preset block chain, and operator is corresponding
Identity information is added in the list information of the home location register node.
Preferably, Ministry of Industry and Information's node has for storing the corresponding homing position of operator described in simultaneously real-time update
The block of the list information of register, wherein following information is included at least in the home location register list of the operator:
The mark of connection home location register node, the mark of telecommunications home location register node, mobile home location register
The mark of node；The first network, second network are the corresponding communication network of the operator.
Other side according to an embodiment of the present invention, the present invention also provides a kind of communication system based on block chain,
It include: base station, the call conversation control function entity of caller, called call conversation control function entity, media gateway controlling
Functional entity, Gateway Mobile Switching Center and block chain, the first terminal calling in IMS network turn via the first network number of taking
When out to the second terminal of the second network,
First terminal in IMS network is used for: sending call business request message to base station；It is established with the base station wireless
Carrying, and calling invitation message is sent to by the call conversation control function entity of caller by called Call-Establish-Success rate function
It can entity；
The call conversation control function entity of the caller is used for: second network into preset block chain is corresponding
Home location register node initiate query messages, the query messages include at least the corresponding second terminal of called number exist
Operator's informaiton and identity information in the preset block chain；If second network in preset block chain is corresponding
The return of home location register node does not inquire the query messages, then the calling invitation message is sent to Media Gateway
Control function entity；
The Media Gateway Control Function entity is used for: the calling invitation message is forwarded in gateway mobile switch
The heart；
The Gateway Mobile Switching Center is used for: being sent scheduling request according to the identification code of called number and is inquired called number
Corresponding home-operator comprehensive server, and obtain and overflow from the corresponding home-operator comprehensive server of the called number
Swim number.
Preferably, the system also includes home signature user servers, wherein
The Gateway Mobile Switching Center is also used to: the roaming number is forwarded to home signature user server；
The home signature user server is used for: it is mobile to the gateway to return to routing number according to the roaming number
Switching centre；
The Gateway Mobile Switching Center is also used to: being sent to the calling invitation message pair according to the routing number
The network for other operators answered；
When the called call conversation control function entity receives media information, the called call session control
Functional entity processed is used for: being completed IP connectivity and is accepted control operation, so that the ALERTING message of the second terminal is from the second net
Network forwards the first terminal in the IMS network.
Preferably, the system also includes mobile management entities, wherein
The base station is used for: forwarding the call business request message to mobile management entity；It is established based on being wirelessly connected
Radio bearer is established in request；Calling invitation message is sent to gateway；
The mobile management entity is used for: being initiated to be wirelessly connected to the base station based on the call business request message and be built
Vertical request；
The gateway is used for: forwarding the calling invitation message to the call conversation control function entity of caller；
The call conversation control function entity of the caller is also used to: forwarding the calling invitation message to described called
Call conversation control function entity；
The called call conversation control function entity is also used to: being carried out location updating, and is received exhaling for the caller
Cry the response of conversation control function entity.
Preferably, the called call conversation control function entity is also used to: the call session control of Xiang Suoshu caller
Functional entity processed sends the Temporary Response message of called number；It initiates to update media consultation process, and processing forward conversation message,
Media information is sent after the completion of response to the called call conversation control function entity；
The call conversation control function entity of the caller is also used to: the Temporary Response message is transmitted to the IMS
First terminal in network；
Preferably, the system also includes operator's register node and Ministry of Industry and Information's nodes, in which:
Operator's register node is used for: being sent inquiry request at least one adjacent node adjacent thereto, and is connect
The feedback information for receiving each adjacent node feedback determines Ministry of Industry and Information's node described default according to each feedback information
Block chain in the wound generation block issued in advance, wherein the inquiry request carries the information of the inquiry wound generation block, described
Create first block that generation block is the preset block chain；The ground of Ministry of Industry and Information's node is obtained from the wound generation block
Location, and the application request for carrying the operator node for applying to become the preset block chain is sent to Ministry of Industry and Information's node,
It include: that operator's register node is corresponding in the application request: block chain mark, home location register equipment mark
Know；
Ministry of Industry and Information's node is used for: being carried out according to the application request to the operation qualification of operator's register node
Audit, and when audit passes through, Ministry of Industry and Information's node sends broadcast message to the preset block chain, to announce the fortune
Seeking quotient's register node becomes the home location register node of the operator of the preset block chain, and by operator pair
The identity information answered is added in the list information of the home location register node.
Preferably, Ministry of Industry and Information's node has for storing the corresponding homing position of operator described in simultaneously real-time update
The block of the list information of register, wherein following information is included at least in the home location register list of the operator:
The mark of connection home location register node, the mark of telecommunications home location register node, mobile home location register
The mark of node；The first network, second network are the corresponding communication network of the operator.
The beneficial effects of the present invention are:
Turn after netting for the called number of taking is not accounted in the prior art, the VoLTE user in IMS network is as caller
Solution, the application are transformed existing network element, without creating the interconnection network element of IMS and other networks, are based on block
The communication means of chain and communication system based on block chain are posted by introducing block chain network according to the homing position of block chain
Storage nslookup carries operator identifier label condition, according to query result and then the roaming number of acquisition called number, solution
VoLTE user in IMS network of having determined calls the problem of number of taking turns network users；Also, it is realized by way of block chain account book
The data information that user's number of taking turns user after netting synchronizes between each operator and authoritative institution in time, reaches user's number of taking and turns net
Hou Gejia operator knows which operator the user belongs in time, and is capable of providing certain supervision mechanism to supervise the fortune
The service of quotient is sought, effectively solves the problems, such as that the attribution of liability occurred when the number of taking turns net related communication divides.
Detailed description of the invention
Fig. 1 is the flow chart of the communication means based on block chain in the embodiment of the present invention；
Fig. 2 is another flow chart of the communication means based on block chain in the embodiment of the present invention；
Fig. 3 is the flow chart of the building block chain in communication means of the embodiment of the present invention based on block chain；
Fig. 4 is the structural block diagram of the communication system based on block chain in the embodiment of the present invention；
In attached drawing mark:
First terminal in 1-IMS network；The base station 2-；3- gateway；The call conversation control function entity of 4- caller；
5- called call conversation control function entity；6- second terminal；7- block chain；8- Media Gateway Control Function entity；9- net
Close mobile switching centre.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party
Formula is described in further detail to the present invention is based on the communication means of block chain with the communication system based on block chain.
The present embodiment provides a kind of communication means based on block chain, it is bad to avoid communication efficiency in the prior art, and
Technology drawback at high cost, realizes under the premise of ensuring user's normal communication, and the technical effect of save the cost.
As shown in Figure 1, should communication means based on block chain, suitable for IMS network first terminal calling via
When the first network number of taking produces to the second network and is in the second terminal of roaming in other places, second terminal is before the number of taking turns net
First network is the second network after the number of taking turns net.Then carried outside when certain user calls this by the first terminal in IMS network
When user, two IMS networks of the first terminal non-number of taking turn net compared with the calling procedure between second terminal in IMS network
In first terminal calling procedure it is increasingly complex, be also easier to business careless omission occur.
Wherein, the number of taking turn net be also referred to as number can carry, number portable, a mobile communication operator, than
The mobile phone user for such as holding mobile number is transferred to China Telecom's net or network for China Unicom, enjoys China Telecom or China Unicom mentions
The telecom operation service of confession.It will include that fixed number carries and two kinds of mobile number portability that the number of taking, which turns host,.Implement the number of taking and turns net
It is considered as that can make consumer, country and all benefited behave of telecommunications industry three.Local number portability not only improves consumer, also has
Effective competition is realized by the measure of control in market conducive to optimization market structure, improves consumer welfare.For consumer,
Local number portability can reduce the network transfer cost of user；For country, local number portability can save number resource.Implement local number portability
Afterwards, number resource is usually managed concentratedly by third party, also saves social resources.
In the present embodiment, it is somebody's turn to do the communication means based on block chain, the first terminal in IMS network calls via first
When the network number of taking produces to the second network and is in the second terminal of roaming in other places, calling procedure includes:
Step S100): the first terminal in IMS network sends call business request message to base station.
In this step, the first terminal in IMS network sends call business request message and routine techniques phase to base station
Together, whether difference called object is not that the number of taking turns net at this time.
Step S200): first terminal and base station in IMS network establish radio bearer, and the call session for passing through caller
Calling invitation message is sent to called call conversation control function entity by control function entity.
In this step, establishing radio bearer need to consider that called object turns the information undertaking of net front and back, here by holding
It carries the modification message modification message that i.e. number of taking turns net correspondence and is tracked matching.
Step S300): second network of the call conversation control function entity of caller into preset block chain is corresponding
Home location register node initiates query messages, and query messages include at least the corresponding second terminal of called number in block chain
In operator's informaiton and identity information.
In the present embodiment, by combining block chain technology with the communication technology, so that it is guaranteed that the normal communication of user.
Block chain in the present embodiment has with lower node: user node, each operator home location register node (including connection
Home location register node, telecommunications home location register node, mobile home location register node), Ministry of Industry and Information's node.
It, can be actively to default when calling party or callee are related to the calling and movement of home location register in communication process
The home location register node of block chain carries out inquiring or carrying out after execution information update, to keep by respectively corresponding to
List query obtain newest attribute information of the communicating pair in operator, and the operation is configured according to newest attribute information
Other network element devices in the information of corresponding home location register in quotient's communication network, and docking operator.
In this step, by the block chain as public database, by the letter of calling party's active inquiry called object
Breath, to determine the information such as operator's informaiton and identity information, including operator identifier label after second terminal produces.
Wherein, block chain is a kind of database of decentralization, it includes the list for being referred to as block, has and continues
The record of growth and marshalling.Each block includes a timestamp and one and previous block links: design area
Block chain distort data can not, once recording, the data in a block will be irreversible.Block chain is distributed number
According to the new application mode of the computer technologies such as storage, point-to-point transmission, common recognition mechanism, Encryption Algorithm.So-called common recognition mechanism is
The mathematical algorithm established between different nodes and trust, obtain equity is realized in block catenary system.Block chain (Blockchain) is originally
It is the database of a decentralization in matter, is a string using the associated data block generated of cryptography method, each number
According to the information of primary network interaction is contained in block, for verifying the validity (anti-fake) of its information and generating next block.
For narrow sense, block chain is a kind of a kind of chain type number for being sequentially in time combined into data block in such a way that sequence is connected
According to structure, and the distributed account book that can not be distorted He can not forge guaranteed in a manner of cryptography.Broadly, block chain technology
Be verified using block linked data structure with storing data, using distributed node know together algorithm come generate and more new data,
Guaranteed in the way of cryptography data transmission and access safety, using the intelligent contract being made of automatized script code come
The completely new distributed basis framework of one kind of programming and operation data and calculating.The design of block chain is a kind of safeguard measure, than
Such as (being applied to) distributed computing system highly fault tolerant.
Preset block chain in the embodiment of the present application pre-establishes, and user's number of taking may be implemented and turn user after net
Data information synchronized in time at three between operator and authoritative institution, form a unified data account book.For user
The number of taking turns Wang Hougejia operator and knows which operator the user belongs in time, and is capable of providing certain supervision mechanism
Supervise the service of the operator.
Step S400): if the corresponding home location register node return of the second network in preset block chain is not looked into
Query messages are ask out, then calling invitation message is sent to Media Gateway Control Function by the call conversation control function entity of caller
Entity.
In this step, if the corresponding home location register node of the second network to caller Call-Establish-Success rate function
Energy entity is returned as sky, then routes the call to Media Gateway Control Function entity, so that the calling to called number carries out
Further routing.
Step S500): calling invitation message is forwarded to Gateway Mobile Switching Center by Media Gateway Control Function entity.
In this step, call conversation control function entity route the call to Media Gateway Control Function entity it
Afterwards, calling invitation message is forwarded to Gateway Mobile Switching Center by Media Gateway Control Function entity.
Step S600): Gateway Mobile Switching Center sends scheduling request according to the identification code of called number and inquires called number
The corresponding home-operator comprehensive server of code, and roaming is obtained from the corresponding home-operator comprehensive server of called number
Number.
In this step, Gateway Mobile Switching Center sends according to the identification code (i.e. Mobile Subscriber International ISDN Number) of called number and dispatches
Message (SRI message) inquires the corresponding home-operator comprehensive server of called number, and therefrom inquires the roaming of called number
Number.
Wherein, Mobile Subscriber International ISDN Number refers to that calling subscriber is number dialed needed for the mobile subscriber called in GSM PLMN
Code, effect are same as fixed net PSTN number；It is that can uniquely identify mobile subscriber in public telephone network exchange network numbering plan
Number.Home location register (HLR) is the data center of system, it stores all HLR signing mobile subscriber's
The information such as location information, business datum, account management, and inquiry and modification to customer position information can be provided in real time, and
Shi Shixian all kinds of business operations, including location updating, call treatment, authentication and supplementary service etc. are completed to use in mobile radio communication
The mobile management at family.
Step S700): roaming number is forwarded to home signature user server by Gateway Mobile Switching Center.
In this step, roaming number is forwarded to home signature user server, i.e. HSS by Gateway Mobile Switching Center.
Wherein, HSS (Home Subscriber Server) is home signature user server, and HSS is that 3GPP draws in R5
The concept proposed when entering IMS, function is similar but more powerful with HLR, supports more multiplex roles, can handle more user's letters
Breath.HSS is the important component of control layer in IMS (IP Multimedia Subsystem, IP multimedia subsystem).
HSS supports the primary user data library for handling calling/session IMS network entity.It includes user profile, is executed
The authentication and authorization of user, and can provide the information of relevant user physical location.It is similar to GSM Home Location
Register.Function provided by HSS includes HLR function necessary to HLR function and the domain CS necessary to IP multimedia function, ps domain
Energy.The accessible information of HSS includes: user's identification, number and address information；User security information, i.e., for authentication and authorization
Network access control information；User's location information, i.e. HSS support user registration, storage location information；User's inventory information.
Step S800): home signature user server returns to routing number into gateway mobile switch according to roaming number
The heart.
In this step, it is corresponding according to roaming number to return to Gateway Mobile Switching Center for home signature user server
The routing number of called subscriber.
Step S900): Gateway Mobile Switching Center according to routing number by calling invitation message be sent to it is corresponding other
The network of operator.
In this step, Gateway Mobile Switching Center sends calling invitation message to pair according to the routing number inquired
Other operator's nets (for example, mobile or telecommunications) answered, that is, route the call to the network processes of other corresponding operators.
Step S1000): when called call conversation control function entity receives media information, called calling meeting
It talks about control function entity and completes IP connectivity and accept control operation, so that the ALERTING message of second terminal is from the second forwarded
First terminal in IMS network.
In this step, when the call conversation control function entity of caller sends media information to called call session control
When functional entity processed, called call session functions entity completes the carrying control operation of IP connectivity, so that second terminal is shaken
Bell message is from the second forwarded to caller and is responded.
A kind of combined with Figure 1 and Figure 2, in technical solution in the cards, step S200) first terminal in IMS network
Radio bearer is established with base station, and by the call conversation control function entity of caller is sent to calling invitation message called
The step of call conversation control function entity, specifically includes step:
1): base station is to mobile management entity forwarded call business request information.
It is understood that the first terminal in IMS network sends calling message request to gateway by base station, with
Before realizing communication, need to establish the connection between first terminal, base station in IMS network etc..
2): mobile management entity is based on call business request message and initiates to be wirelessly connected foundation request to base station.
In this step, mobile management entity is initiated to be wirelessly connected to establish and be asked based on call business request message to base station
It asks, also sends corresponding with first terminal first terminal information to base station, base station, which is based on being wirelessly connected, establishes request and described the
One end message establishes radio bearer.
3): base station is based on being wirelessly connected establishing and requests to establish radio bearer.
4): base station sends calling invitation message to gateway.
5): the call conversation control function entity of gateway forwarded call invitation message to caller.
In this step, gateway forwarded call invitation message is sent to the Call-Establish-Success rate of proxy gateway and caller
Functional entity.Mobile management entity sends to gateway and carries after receiving base station and establishing the feedback message of radio bearer
Message is modified, bearing modification message is sent to proxy gateway by gateway, and after the response message of Receiving Agent gateway, to
Mobile management entity sends response message.Finally, Call-Establish-Success rate function of the gateway forwarded call invitation message to caller
It can entity.
6): the call conversation control function entity forwarded call invitation message of caller to called call session control function
Entity.
7): called call conversation control function entity carries out location updating, and receives the call session control of the caller
The response of functional entity processed.
Combined with Figure 1 and Figure 2, in a kind of technical solution in the cards, in step S1000) when called call session
When control function entity receives media information, called call conversation control function entity completes IP connectivity and accepts control behaviour
Make, so that before the step of ALERTING message of second terminal is from first terminal in the second forwarded IMS network, comprising:
Step a): called call conversation control function entity sends called to the call conversation control function entity of caller
The Temporary Response message of number.
Step b): the Temporary Response message is transmitted to the IMS network by the call conversation control function entity of caller
In first terminal.
In this step, the call conversation control function entity of caller sends certification access request message to proxy gateway,
Relevant policy control and charging message are issued, proxy gateway sends dedicated bearer to mobile management entity by gateway and builds
Vertical request message.Mobile management entity sends carrying to base station and establishes message/session management messages.Base station is into IMS network
First terminal initiates to reconfigure request including what the wireless heterogeneous networks of dedicated bearer foundation request connected.First terminal is based on
It reconfigures to request to reconfigure to base station transmission wireless heterogeneous networks connection and completes message, base station is sent to mobile management entity
Response message is established in carrying.First terminal sends direct-sending message to the base station, and instruction dedicated bearer is successfully established.
Then, base station sends session management messages to mobile management entity.Mobile management entity passes through gateway to generation
Reason gateway replys carrying and establishes response message, and proxy gateway is replied certification access to the call conversation control function entity of caller and rung
Answer message.After the call conversation control function entity of caller replys certification message to Session Border Controller, phase is confirmed
The resource of pass has been prepared for completing, and Temporary Response message is transmitted to described first eventually by the call conversation control function entity of caller
End.
Step c): the call conversation control function entity of caller initiates to update media consultation process, and processing forward session
Message sends media information to the called call conversation control function entity after the completion of response.
It further include building packet before step S100) in a kind of technical solution in the cards in conjunction with Fig. 1 and Fig. 3
The step of including the block chain of multiple home location register nodes:
Step S00): operator's register node sends inquiry request at least one adjacent node adjacent thereto, and connects
The feedback information for receiving each adjacent node feedback, determines that Ministry of Industry and Information's node is issued in advance in block chain according to each feedback information
Wound generation block, wherein inquiry request carry inquiry wound generation block information, wound generation block be block chain first block.
In this step, wound generation block of operator's register node to multiple querying node block chains adjacent thereto.Such as
Fruit chooses the most feedback information of identical feedback information, and root when the feedback information that operator's register node obtains is not identical
It is wound generation block according to the corresponding block of the feedback information.
It is further comprising the steps of before step S00):
Ministry of Industry and Information's node issues first block of block chain by using its corresponding private key signature in block chain: wound
Generation block.Wherein, create in generation block include: Ministry of Industry and Information's node mark and public key and the identity information of founder.
Step S01): operator's register node obtains Ministry of Industry and Information address of node from wound generation block, and saves to Ministry of Industry and Information
Point sends the application request for carrying the operator node for applying to become block chain, includes: operator's register node in application request
It is corresponding: block chain mark, home location register device identification.
In this step, in application request further include: operator's register node is corresponding: public key, home location register
Device numbering, Business Name, legal representative's (name+identification card number), registered capital, registered address, Business Registration Number (registration
Number 569876654324567), the information such as time are set up.
Step S02): Ministry of Industry and Information's node audits the operation qualification of operator's register node according to application request, and
When audit passes through, Ministry of Industry and Information's node sends broadcast message to block chain, to announce that operator's register node becomes block chain
The home location register node of operator, and the corresponding identity information of operator is added to home location register node
In list information.
In a kind of technical solution in the cards, Ministry of Industry and Information's node has corresponding for storing simultaneously real-time update operator
Home location register list information block, wherein in the home location register list of operator include at least with
Lower information: the mark of connection home location register node, the mark of telecommunications home location register node, mobile homing position
The mark of Register node；First network, the second network are the corresponding communication network of operator.
In this step, in the home location register list of operator further include: connection home location register node
Public key, the public key of telecommunications home location register node, the public key of mobile home location register node.
In a kind of technical solution in the cards, belong to region, block when operator adheres to separately for the communication linchpin of different geographical
Chain includes that multiple and different communication linchpins belong to the corresponding sub-block chain in region, and the list information of home location register node includes multiple
Sublist information corresponding with different communication linchpin category region；Application request further includes the region letter of operator's register node
Breath, further comprising the steps of:
Regional information of Ministry of Industry and Information's node according to operator's register node, regional information corresponding to operator's register node
It is audited with operation qualification, and when audit passes through, Ministry of Industry and Information's node sends broadcast message to sub-block chain, to announce to run
Quotient's register node becomes the home location register node of the operator of sub-block chain, and the corresponding identity information of operator is added
The linchpin for adding to operator belongs in the sublist information of home location register.
In this step, whole block chain is divided by region block by the difference of region, is received in Ministry of Industry and Information's node
To after application request, determine that this application requests corresponding region block, first to generate home location register in the region block
Device node realizes the technical effect of diversification.
Correspondingly, the partial schematic diagram of the communication system based on block chain as shown in Figure 4, the present embodiment also provide one kind
Communication system based on block chain comprising base station, the call conversation control function entity of caller, called Call-Establish-Success rate
Functional entity, Media Gateway Control Function entity, Gateway Mobile Switching Center and block chain, the first terminal in IMS network are exhaled
It cries when producing via the first network number of taking to the second terminal of the second network,
First terminal 1 in IMS network is used for: Xiang Jizhan 2 sends call business request message；Nothing is established with the base station
Line carrying, and calling invitation message is sent to by the call conversation control function entity of caller 4 by called call session control
Functional entity 5 processed；
The call conversation control function entity 4 of caller is used for: the corresponding ownership of the second network into preset block chain 7
Location register node initiates query messages, and query messages include at least the corresponding second terminal of called number in block chain 7
Operator's informaiton and identity information；If the corresponding home location register node of the second network in preset block chain 7 returns
Hui Wei inquires query messages, then calling invitation message is sent to Media Gateway Control Function entity 8；
Media Gateway Control Function entity 8 is used for: calling invitation message is forwarded to Gateway Mobile Switching Center 9；
Gateway Mobile Switching Center 9 is used for: being sent scheduling request according to the identification code of called number and is inquired called number pair
The home-operator comprehensive server answered, and roaming number is obtained from the corresponding home-operator comprehensive server of called number
Code.
In a kind of technical solution in the cards, the system also includes: home signature user server is (in Fig. 4 not
Draw), wherein
Gateway Mobile Switching Center is also used to: roaming number is forwarded to home signature user server；
Home signature user server is used for: returning to routing number into the gateway mobile switch according to roaming number
The heart；
Gateway Mobile Switching Center is also used to: calling invitation message being sent to other corresponding operations according to routing number
The network of quotient；
When called call conversation control function entity receives media information, called call session control function is real
Body is used for: being completed IP connectivity and is accepted control operation, so that the ALERTING message of second terminal is from IMS described in the second forwarded
First terminal in network.
In a kind of technical solution in the cards, the system also includes: mobile management entity (is not drawn into) in Fig. 4,
Wherein,
Base station is used for: to mobile management entity forwarded call business request information；It is established and is requested based on the wireless connection
Establish radio bearer；Calling invitation message is sent to gateway；
Mobile management entity is used for: being initiated to be wirelessly connected to base station based on call business request message and is established request；
Gateway is used for: the call conversation control function entity of forwarded call invitation message to caller；
The call conversation control function entity of caller is also used to: forwarded call invitation message to called Call-Establish-Success rate
Functional entity；
Called call conversation control function entity is also used to: being carried out location updating, and is received the call session control of caller
The response of functional entity processed.
In a kind of technical solution in the cards, wherein
Called call conversation control function entity is also used to: being sent to the call conversation control function entity of caller called
The Temporary Response message of number；It initiates to update media consultation process, and processing forward conversation message, sends matchmaker after the completion of response
Body information is to called call conversation control function entity；
The call conversation control function entity of caller is also used to: Temporary Response message is transmitted in the IMS network
First terminal；
In a kind of technical solution in the cards, the system also includes: operator's register node and Ministry of Industry and Information's node
(being not drawn into Fig. 4), in which:
Operator's register node is used for: being sent inquiry request at least one adjacent node adjacent thereto, and is received every
The feedback information of a adjacent node feedback, determines the wound that Ministry of Industry and Information's node is issued in advance in block chain according to each feedback information
Generation block, wherein inquiry request carries the information of inquiry wound generation block, and wound generation block is first block of block chain；From wound
Ministry of Industry and Information address of node is obtained in generation block, and is sent to Ministry of Industry and Information's node and carried the operator node for applying to become block chain
Application request, application request in include: that operator's register node is corresponding: block chain mark, home location register equipment
Mark；
Ministry of Industry and Information's node is used for: being audited according to application request to the operation qualification of operator's register node, and when careful
When core passes through, Ministry of Industry and Information's node sends broadcast message to block chain, to announce that operator's register node becomes the operation of block chain
The home location register node of quotient, and the corresponding identity information of operator is added to the list of home location register node
In information.
In a kind of technical solution in the cards, Ministry of Industry and Information's node has corresponding for storing simultaneously real-time update operator
Home location register list information block, wherein in the home location register list of operator include at least with
Lower information: the mark of connection home location register node, the mark of telecommunications home location register node, mobile homing position
The mark of Register node；First network, the second network are the corresponding communication network of the operator.
Turn after netting for the called number of taking is not accounted in the prior art, the VoLTE user in IMS network is as caller
Solution, the application are transformed existing network element, without creating the interconnection network element of IMS and other networks, are based on block
The communication means of chain and communication system based on block chain are posted by introducing block chain network according to the homing position of block chain
Storage nslookup carries operator identifier label condition, according to query result and then the roaming number of acquisition called number, solution
VoLTE user in IMS network of having determined calls the problem of number of taking turns network users；Also, it is realized by way of block chain account book
The data information that user's number of taking turns user after netting synchronizes between each operator and authoritative institution in time, reaches user's number of taking and turns net
Hou Gejia operator knows which operator the user belongs in time, and is capable of providing certain supervision mechanism to supervise the fortune
The service of quotient is sought, effectively solves the problems, such as that the attribution of liability occurred when the number of taking turns net related communication divides.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (12)
1. a kind of communication means based on block chain, which is characterized in that the first terminal in IMS network calls via the first net
When the network number of taking is produced to the second terminal of the second network, calling procedure includes:
First terminal in the IMS network sends call business request message to base station；
First terminal and the base station in the IMS network establish radio bearer, and pass through the Call-Establish-Success rate function of caller
Calling invitation message is sent to called call conversation control function entity by energy entity；
Second network corresponding ownership position of the call conversation control function entity of the caller into preset block chain
It sets Register node and initiates query messages, the query messages include at least the corresponding second terminal of called number described default
Block chain in operator's informaiton and identity information；
If the corresponding home location register node return of second network in preset block chain does not inquire described look into
Message is ask, then the calling invitation message is sent to media gateway controlling function by the call conversation control function entity of the caller
It can entity；
The calling invitation message is forwarded to Gateway Mobile Switching Center by the Media Gateway Control Function entity；
The Gateway Mobile Switching Center according to the identification code of called number sends scheduling request inquiry, and called number is corresponding returns
Belong to operator's comprehensive server, and obtains roaming number from the corresponding home-operator comprehensive server of the called number.
2. communication means according to claim 1, which is characterized in that the Gateway Mobile Switching Center is according to called number
Identification code send the corresponding home-operator comprehensive server of scheduling request inquiry called number, and from the called number pair
After the step of obtaining roaming number in the home-operator comprehensive server answered, further includes:
The roaming number is forwarded to home signature user server by the Gateway Mobile Switching Center；
The home signature user server returns to routing number to the Gateway Mobile Switching Center according to the roaming number；
The calling invitation message is sent to other corresponding fortune according to the routing number by the Gateway Mobile Switching Center
Seek the network of quotient；
When the called call conversation control function entity receives media information, the called Call-Establish-Success rate function
Energy entity completes IP connectivity and accepts control operation, so that the ALERTING message of the second terminal is from described in the second forwarded
First terminal in IMS network.
3. communication means according to claim 1, which is characterized in that the first terminal in the IMS network is built with base station
Vertical radio bearer, and calling invitation message is sent to by the call conversation control function entity of caller by called call session
The step of control function entity, comprising:
The base station forwards the call business request message to mobile management entity；
The mobile management entity is based on the call business request message and initiates to be wirelessly connected foundation request to the base station；
The base station is based on wireless connection foundation request and establishes radio bearer；
The base station sends calling invitation message to gateway；
The gateway forwards the calling invitation message to the call conversation control function entity of caller；
The call conversation control function entity of the caller forwards the calling invitation message to the called call session control
Functional entity processed；
The called call conversation control function entity carries out location updating, and receives the Call-Establish-Success rate function of the caller
The response of energy entity.
4. communication means according to claim 2, which is characterized in that when the called call conversation control function entity
When receiving media information, the called call conversation control function entity completes IP connectivity and accepts control operation, so that
The second terminal ALERTING message from first terminal of second forwarded into the IMS network the step of before, also
Include:
The called call conversation control function entity sends called number to the call conversation control function entity of the caller
The Temporary Response message of code；
The Temporary Response message is transmitted to first in the IMS network by the call conversation control function entity of the caller
Terminal；
The call conversation control function entity of the caller initiates to update media consultation process, and processing forward conversation message,
Media information is sent after the completion of response to the called call conversation control function entity.
5. communication means described in any one of -4 according to claim 1, which is characterized in that first in the IMS network
It further include the block that building includes multiple home location register nodes before terminal sends call business request message to base station
The step of chain:
Operator's register node sends inquiry request at least one adjacent node adjacent thereto, and receives each described adjacent
The feedback information of node feeding back determines Ministry of Industry and Information's node in the preset block chain in advance according to each feedback information
The wound generation block of publication, wherein the inquiry request carries the information of the inquiry wound generation block, and the wound generation block is described
First block of preset block chain；
Operator's register node obtains the Ministry of Industry and Information address of node from the wound generation block, and to the Ministry of Industry and Information
Node sends the application request for carrying the operator node for applying to become the preset block chain, wraps in the application request
Include: operator's register node is corresponding: block chain mark, home location register device identification；
Ministry of Industry and Information's node audits the operation qualification of operator's register node according to application request, and works as
When audit passes through, Ministry of Industry and Information's node sends broadcast message to the preset block chain, to announce operator's registration
Node becomes the home location register node of the operator of the preset block chain, and by the corresponding identity of operator
Information is added in the list information of the home location register node.
6. communication means according to claim 5, which is characterized in that Ministry of Industry and Information's node have for store and it is real-time
Update the block of the list information of the corresponding home location register of the operator, wherein the homing position of the operator
Following information: the mark of connection home location register node, telecommunications home location register is included at least in register list
The mark of node, the mark of mobile home location register node；The first network, second network are the operator
Corresponding communication network.
7. a kind of communication system based on block chain characterized by comprising base station, the call session control function of caller are real
Body, called call conversation control function entity, Media Gateway Control Function entity, Gateway Mobile Switching Center and block chain,
When first terminal calling in IMS network is produced via the first network number of taking to the second terminal of the second network,
First terminal in IMS network is used for: sending call business request message to base station；It establishes with the base station and wirelessly holds
It carries, and calling invitation message is sent to by the call conversation control function entity of caller by called call session control function
Entity；
The call conversation control function entity of the caller is used for: second network into preset block chain is corresponding to return
Belong to location register node and initiate query messages, the query messages include at least the corresponding second terminal of called number described
Operator's informaiton and identity information in preset block chain；If the corresponding ownership of second network in preset block chain
The return of location register node does not inquire the query messages, then the calling invitation message is sent to media gateway controlling
Functional entity；
The Media Gateway Control Function entity is used for: the calling invitation message is forwarded to Gateway Mobile Switching Center；
The Gateway Mobile Switching Center is used for: it is corresponding to send scheduling request inquiry called number according to the identification code of called number
Home-operator comprehensive server, and obtain roaming number from the corresponding home-operator comprehensive server of the called number
Code.
8. communication system according to claim 7, which is characterized in that the system also includes: home signature user service
Device, wherein
The Gateway Mobile Switching Center is also used to: the roaming number is forwarded to home signature user server；
The home signature user server is used for: returning to routing number to the gateway mobile switch according to the roaming number
Center；
The Gateway Mobile Switching Center is also used to: being sent to the calling invitation message according to the routing number corresponding
The network of other operators；
When the called call conversation control function entity receives media information, the called Call-Establish-Success rate function
Can entity be used for: complete IP connectivity accept control operation so that the ALERTING message of the second terminal from the second network turn
First terminal in sending out IMS network described.
9. communication system according to claim 7, which is characterized in that further include: mobile management entity, wherein
The base station is used for: forwarding the call business request message to mobile management entity；Request is established based on being wirelessly connected
Establish radio bearer；Calling invitation message is sent to gateway；
The mobile management entity is used for: being initiated to be wirelessly connected to establish to the base station based on the call business request message and be asked
It asks；
The gateway is used for: forwarding the calling invitation message to the call conversation control function entity of caller；
The call conversation control function entity of the caller is also used to: forwarding the calling invitation message to the called calling
Conversation control function entity；
The called call conversation control function entity is also used to: being carried out location updating, and is received the calling meeting of the caller
Talk about the response of control function entity.
10. communication system according to claim 8, which is characterized in that wherein,
The called call conversation control function entity is also used to: the call conversation control function entity of Xiang Suoshu caller is sent
The Temporary Response message of called number；It initiates to update media consultation process, and processing forward conversation message, be sent out after the completion of response
Send media information to the called call conversation control function entity；
The call conversation control function entity of the caller is also used to: the Temporary Response message is transmitted to the IMS network
In first terminal.
11. the communication system according to any one of claim 7-10, which is characterized in that further include: operator's registration section
Point and Ministry of Industry and Information's node, in which:
Operator's register node is used for: being sent inquiry request at least one adjacent node adjacent thereto, and is received every
The feedback information of a adjacent node feedback, determines Ministry of Industry and Information's node in the preset area according to each feedback information
The wound generation block issued in advance in block chain, wherein the inquiry request carries the information of the inquiry wound generation block, the wound generation
Block is first block of the preset block chain；The Ministry of Industry and Information address of node is obtained from the wound generation block,
And the application request for carrying the operator node for applying to become the preset block chain is sent to Ministry of Industry and Information's node, it is described
It include: that operator's register node is corresponding in application request: block chain mark, home location register device identification；
Ministry of Industry and Information's node is used for: being examined according to application request the operation qualification of operator's register node
Core, and when audit passes through, Ministry of Industry and Information's node sends broadcast message to the preset block chain, to announce the operation
Quotient's register node becomes the home location register node of the operator of the preset block chain, and operator is corresponding
Identity information be added in the list information of the home location register node.
12. communication system according to claim 11, which is characterized in that Ministry of Industry and Information's node have for store and it is real
The block of the list information of the corresponding home location register of operator described in Shi Gengxin, wherein the ownership position of the operator
It sets and includes at least following information: the mark of connection home location register node, telecommunications home location register in register list
The mark of device node, the mark of mobile home location register node；The first network, second network are the operation
The corresponding communication network of quotient.
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