CN112866490A - Capability opening system based on BICC signaling - Google Patents
Capability opening system based on BICC signaling Download PDFInfo
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- CN112866490A CN112866490A CN202110030844.0A CN202110030844A CN112866490A CN 112866490 A CN112866490 A CN 112866490A CN 202110030844 A CN202110030844 A CN 202110030844A CN 112866490 A CN112866490 A CN 112866490A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/0012—Details of application programming interfaces [API] for telephone networks; Arrangements which combine a telephonic communication equipment and a computer, i.e. computer telephony integration [CPI] arrangements
Abstract
The invention relates to a capability opening system based on BICC signaling, which provides an atomic level capability opening interface for a signaling primitive with complex one-pass call shielding, comprises a continuous call capability interface, a call rejection capability interface and a sound playing and number receiving capability interface, and realizes platform level capability opening. The method breaks the limitation of communication service for operators, promotes the market development of enterprises and industries, and provides a scheme for business parties to conveniently and rapidly realize complex and various business processes.
Description
Technical Field
The invention relates to a capacity open system based on BICC signaling.
Background
The value-added telecommunication service is an additional communication service developed by means of resources of a public telecommunication network and other communication equipment, the realization value of the value-added telecommunication service increases the economic benefit or the functional value of the original network, and the value-added telecommunication service is a higher-level information demand provided by an operator to a consumer. Operators need to provide better and more comprehensive services to meet personalized requirements of different consumption groups.
For operators, the operators hope to realize third-party innovation through capability opening, break through the limitation of communication services, promote enterprise and industry market development, bring efficiency improvement and cost reduction for enterprise users through opening the traditional telephone communication network, and meanwhile, the operators can also be applied to various service products, enrich the functions of the products and improve the user experience.
For business parties, they face the dilemma of difficulty in obtaining telecommunication resources and high research and development cost, and therefore, the business parties are eagerly expected to obtain communication functions and conveniently and quickly realize complex and diverse business processes.
Therefore, it is an important subject to be solved urgently to develop communication services quickly, simplify protocols, and provide capabilities to develop and implement communication services.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a technical scheme of a capability open system based on BICC signaling.
The capability opening system based on BICC signaling provides an atomic level capability opening interface for a signaling primitive with complex call shielding, comprises a call connection capability interface, a call rejection capability interface and a sound playing and number receiving capability interface, and is characterized by comprising a signaling transceiving module, a signaling analysis module and a capability opening module,
the signaling transceiving module: interfacing with an operator signaling network, receiving and transmitting BICC signaling primitive messages including IAM, APM, ACM, COT, CPG, ANM and REL, associating single call transaction, processing abnormal messages, interfacing with a signaling analysis module, forwarding the signaling network messages to the signaling analysis module, and receiving messages needing to be sent to the signaling network from the signaling analysis module;
a signaling analysis module: the system is butted with a signaling receiving and sending module, receives BICC signaling information from the signaling receiving and sending module, analyzes calling and called numbers and media format information in an IAM (integrated access module), analyzes media addresses and port information in an APM (application program management), analyzes ACM ringing information, analyzes ANM off-hook information, analyzes release direction release reason values in REL (remote invocation) on-hook information, is butted with a capacity opening module, is converted into an internal interface, is sent to the capacity opening module, and receives information needing to be sent to a signaling network from the capacity opening module;
a capability opening module: the signaling analysis module is connected with the interface, receives and sends the call message of the signaling analysis module, completes the signaling interaction flow message in the call process, extracts the calling and called number information and the call event information in the signaling message, and terminates all the signaling messages in the capacity opening module; providing a call connection capacity interface, a call rejection capacity interface and a sound playing and number receiving capacity interface, and calling a message of a signaling analysis module by a capacity opening module to realize normal call connection when the capacity opening module is called to connect the call capacity interface; when the capability opening module is called to reject the call capability interface, the capability opening module calls a message of the signaling analysis module to end the current call; when the capacity opening module is called the playing and number receiving capacity interface, the capacity opening module calls the message of the signaling analysis module to carry out the playing and number receiving process.
The BICC signaling-based capability opening system is characterized in that a connection calling capability interface has a connection calling capability, a calling number A dials a called number B, a signaling network sends an IAM (inter-integrated call) call event to a signaling transceiver module, the signaling transceiver module checks whether message parameters are normal or not and then forwards the IAM to a signaling analysis module, the signaling analysis module analyzes each parameter in the message, the parameter is packaged into an internal IAM event and sent to a capability opening module, the capability opening module extracts a calling number and a called number, the call event informs an external service, the external service calls a connection calling capability interface provided by the capability opening module, the capability opening module calls the signaling analysis module according to the internal IAM of the connection calling interface, the signaling analysis module unpacks and forwards the package to the signaling transceiver module, and the signaling transceiver module initiates the external call IAM to the signaling network; the capability opening module forwards a calling APM event and a called APM event from a signaling network, carries out calling and called media negotiation, after a called B mobile phone rings, the signaling network returns the ACM ringing event of the called B to the capability opening module, the capability opening reports the ACM event to an external service, after the called B picks up the phone and picks up the phone, the signaling network returns the ANM picking-up event of the called B to the capability opening module, the capability opening reports the ANM event to the external service, at the moment, the calling and called AB parties establish a call and can carry out normal conversation, after the calling A or called B hang-up conversation is finished, the signaling network sends the REL hang-up event to the capability opening module, the capability opening module reports the REL event to the external service after receiving the REL event, and simultaneously ends self calling resources.
The BICC signaling-based capacity opening system is characterized in that a call rejection capacity interface has the capacity of rejecting a call, a calling number A dials a called number B, a signaling network sends an IAM (inter-integrated resource model) call initiating event to a signaling transceiver module, the signaling transceiver module checks whether message parameters are normal or not, then forwards the IAM to a signaling analysis module, the signaling analysis module analyzes each parameter in the message, packages the parameters into an internal IAM event and sends the internal IAM event to a capacity opening module, the capacity opening module extracts a calling number and a called number, the call event informs an external service, the external service calls a call rejection capacity interface provided by the capacity opening module, the capacity opening module packs the internal REL hang-up event and forwards the internal REL hang-up event to the signaling analysis module according to the call rejection capacity interface, the signaling analysis module forwards the internal REL hang-up event to the signaling transceiver module, and then the signaling transceiver module sends the internal REL, and simultaneously, the capability opening module ends the self call resource.
The capability opening system based on BICC signaling is characterized in that a sound reproduction and number reception capability interface has the sound reproduction and number reception capability, a calling number A dials a called number B, a signaling network sends an IAM (inter-integrated message) initial call event to a signaling transceiver module, the signaling transceiver module checks whether message parameters are normal or not, then forwards the IAM to a signaling analysis module, the signaling analysis module analyzes each parameter in the message, packages the parameter into an internal IAM event and sends the internal IAM event to a capability opening module, the capability opening module extracts a calling number and a called number, a call event informs an external service, the external service calls a sound reproduction and number reception capability interface provided by the capability opening module, the capability opening module sends APM to the signaling network to perform media negotiation with the calling number A according to the sound reproduction and number reception capability interface, the capability opening module sends ACM ringing message, the ANM message is sent to the signaling network to perform a call connection process to the calling number A, at this time, the calling A and the capability opening module realize call connection, and the capability opening module sends a sound playing and number receiving message to the signaling network to play and receive the number of the calling A.
The invention utilizes a capability opening system based on BICC signaling to realize platform level capability opening by simplifying a communication protocol, wherein the platform level capability opening system comprises a call connection capability, a call rejection capability and a number playing and receiving capability. The invention is applicable to services including ordinary calling, voice verification code service, IVR service, customer service hotline and the like. The invention realizes the opening of the calling capability of the operator, is convenient for the butt joint and the unified management with the service party, reduces the maintenance cost, is convenient for the service party to bypass the communication protocol to quickly realize complex and various service flows, and provides a solution for the opening of the capability of the operator.
Drawings
FIG. 1 is a block diagram of the modules of the present invention;
FIG. 2 is a flow diagram of a continuing call capability;
FIG. 3 is a flow diagram of rejecting call capability;
fig. 4 is a flow chart of the play/receive capability.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
the capability opening system of the invention provides an atomic level capability opening interface for signaling primitives with complex one-pass call shielding, comprising a call connection capability interface, a call rejection capability interface and a sound reproduction and number reception capability interface, and comprising a signaling transceiving module, a signaling analysis module and a capability opening module.
The signaling transceiving module: the BICC signaling primitive message is connected with the signaling network of the operator in an butt joint mode, the BICC signaling primitive message is received and sent, the BICC signaling primitive message comprises IAM, APM, ACM, COT, CPG, ANM and REL, a single call transaction is associated, abnormal message processing is carried out, the BICC signaling primitive message is connected with the signaling analysis module in a butt joint mode, the signaling network message is forwarded to the signaling analysis module, and the message which needs to be sent to the signaling network from the signaling analysis module is received.
A signaling analysis module: the system is connected with the signaling receiving and sending module, receives BICC signaling information from the signaling receiving and sending module, analyzes calling and called numbers and media format information in the IAM, analyzes media address and port information in the APM, analyzes ACM ringing information, analyzes ANM off-hook information, analyzes release direction release reason values in REL on-hook information, is connected with the capacity opening module in a butt joint mode, is converted into an internal interface to be sent to the capacity opening module, and receives information which needs to be sent to a signaling network from the capacity opening module.
A capability opening module: the signaling analysis module is connected with the interface, receives and sends the call message of the signaling analysis module, completes the signaling interaction flow message in the call process, extracts the calling and called number information and the call event information in the signaling message, and terminates all the signaling messages in the capacity opening module; providing a call connection capacity interface, a call rejection capacity interface and a sound playing and number receiving capacity interface, and calling a message of a signaling analysis module by a capacity opening module to realize normal call connection when the capacity opening module is called to connect the call capacity interface; when the capability opening module is called to reject the call capability interface, the capability opening module calls a message of the signaling analysis module to end the current call; when the capacity opening module is called the playing and number receiving capacity interface, the capacity opening module calls the message of the signaling analysis module to carry out the playing and number receiving process.
The continuous calling capability interface has continuous calling capability, a calling number A dials a called number B, a signaling network sends an IAM initial calling event to a signaling transceiver module, the signaling transceiver module checks whether message parameters are normal, then the IAM is forwarded to a signaling analysis module, the signaling analysis module analyzes each parameter in the message, the parameters are packaged into an internal IAM event and sent to a capability opening module, the capability opening module extracts a calling number and a called number, the calling event informs an external service, the external service calls the continuous calling capability interface provided by the capability opening module, the capability opening module calls the signaling analysis module according to the internal IAM packaged by the continuous calling interface, the signaling analysis module unpacks and forwards the packet to the signaling transceiver module, and the signaling transceiver module initiates an external calling IAM to the signaling network; the capability opening module forwards a calling APM event and a called APM event from a signaling network, carries out calling and called media negotiation, after a called B mobile phone rings, the signaling network returns the ACM ringing event of the called B to the capability opening module, the capability opening reports the ACM event to an external service, after the called B picks up the phone and picks up the phone, the signaling network returns the ANM picking-up event of the called B to the capability opening module, the capability opening reports the ANM event to the external service, at the moment, the calling and called AB parties establish a call and can carry out normal conversation, after the calling A or called B hang-up conversation is finished, the signaling network sends the REL hang-up event to the capability opening module, the capability opening module reports the REL event to the external service after receiving the REL event, and simultaneously ends self calling resources.
The interface of rejecting call ability has rejecting call ability, the calling number A dials the called number B, the signaling network sends IAM initiating call event to the signaling transceiver module, the signaling transceiver module checks whether the message parameter is normal, then forwards IAM to the signaling analysis module, the signaling analysis module analyzes each parameter in the message, packs it into internal IAM event and sends it to the ability open module, the ability open module extracts the calling number and called number, the calling event informs the external service, the external service calls the interface of rejecting call ability provided by the ability open module, the ability open module packs internal REL hang up event and forwards it to the signaling analysis module according to the interface of rejecting call ability, the signaling analysis module forwards it to the signaling transceiver module, then the signaling transceiver module sends it to the signaling network, this call is finished directly, and the ability open module finishes its own call resource.
The sound reproduction and number reception capability interface has sound reproduction and number reception capability, a calling number A dials a called number B, a signaling network sends an IAM call-starting event to a signaling transceiver module, the signaling transceiver module checks whether message parameters are normal or not, then forwards the IAM to a signaling analysis module, the signaling analysis module analyzes each parameter in the message, packages the parameters into an internal IAM event and sends the internal IAM event to a capability opening module, the capability opening module extracts a calling number and a called number, the calling event informs an external service, the external service calls a sound reproduction and number reception capability interface provided by the capability opening module, the capability opening module sends an APM to the signaling network to perform media negotiation with the calling number A according to the sound reproduction and number reception capability interface, the capability opening module sends an ACM ringing message, the ANM picks up a hook message to the signaling network and performs a call connection flow to the calling number A, the calling number A and the capability opening module realize call connection, and then sends the sound reproduction and number reception message, and playing and receiving the number to the calling A.
Referring to fig. 1, the capability opening system based on BICC signaling in the present invention includes a signaling transceiver module, a signaling analysis module, and a capability opening module, and the present invention is connected to a communication signaling network, and the encapsulated interface is used for service development.
Referring to fig. 2, a continuing call capability flow diagram:
2.1-2.3 call origination IAM message passes through signaling forwarding module from signaling network, signaling analysis module and finally reaches capability opening module
2.4 the ability open module extracts the calling information from the initial calling IAM message, including calling and called numbers, IAM event, etc, and sends it to the service layer calling initial calling event, and provides the ability interface (continuing calling ability, rejecting calling ability, playing and receiving ability) to the service layer, and the service layer selects the following calling process
2.5 the service layer extracts the calling and called information in the calling event, and sends the interface of continuous calling ability to the ability open module after processing the service logic
2.6-2.8 ability open module receives the ability call of business layer continuous call, sends out external call message, and sends the message to signaling network through signaling analysis module and signaling transfer module
2.9-2.17 signaling network carries out media negotiation with the capability opening module through the signaling forwarding module and the signaling analyzing module, and finishes media negotiation with the signaling network through three APM messages
2.18-2.20 signaling network reports ringing message from signaling network to capacity opening module via signaling forwarding module, signaling analysis module and capacity opening module
2.21 capability openning module reporting ringing event notification to service layer
2.22-2.24 signaling network reports off-hook information from signaling network to capacity opening module via signaling forwarding module, signaling analysis module, and capacity opening module extracts off-hook information
2.25 capability openness module reports off-hook event notification to service layer
2.26-2.28 signaling network reports hang-up message from signaling network through signaling forwarding module, signaling analysis module and finally to capacity opening module, capacity opening module releases calling resource and ends calling
2.29 capability open module reports hang-up event notice to service layer to complete this call
Referring to fig. 3, a reject call capability flow diagram:
3.1-3.3 call origination IAM message passes through signaling forwarding module from signaling network, signaling analysis module and finally reaches capability opening module
3.4 the ability open module extracts the calling information from the initial calling IAM message, including calling and called numbers, IAM event, etc, and sends it to the service layer calling initial calling event, and provides the ability interface (continuing calling ability, rejecting calling ability, playing and receiving ability) to the service layer, and the service layer selects the following calling process
3.5 the service layer extracts the calling and called information in the calling event, and sends down the calling refusing event after processing the service logic
3.6-3.14 signaling network carries out media negotiation with the capability opening module through the signaling forwarding module and the signaling analyzing module, and finishes the media negotiation with the signaling network through three APM messages and the capability opening module
3.15-3.17 capability opening module sends ringing event to signaling network through signaling analysis module and signaling forwarding module
3.18-3.20 capability opening module sends hang-up event to signaling network through signaling analysis module and signaling forwarding module, and capability opening module releases call resource
3.21 the capability opening module reports the hang-up event to the service layer, the capability opening module releases the call resource and ends the call
Referring to fig. 4, a playback number receiving capability flow chart:
4.1-4.3 call origination IAM message passes through signaling forwarding module from signaling network, signaling analysis module and finally reaches capability opening module
4.4 the ability open module extracts the calling information from the initial calling IAM message, including calling and called numbers, IAM event, etc., and sends it to the service layer calling initial calling event, and provides the ability interface (continuing calling ability, rejecting calling ability, playing and receiving ability) to the service layer, and the service layer selects the following calling process
4.5 the service layer extracts the calling and called information in the calling event, and sends the play and number receiving event after the service logic is processed
4.6-4.14 signaling network carries out media negotiation with the capability opening module through the signaling forwarding module and the signaling analyzing module, and finishes the media negotiation with the signaling network through three APM messages and the capability opening module
4.15-4.17 capability opening module sends ringing event to signaling network through signaling analysis module and signaling forwarding module
4.18-4.20 capability opening module sends off-hook event to signaling network through signaling analysis module and signaling forwarding module
4.21-4.23 capability open module sends playback and receiving number to signaling network through signaling analysis module and signaling transfer module
4.24-4.26 signaling network returns key information through signaling forwarding module, signaling analysis module to capability opening module, capability opening module extracts key information
4.27 capability open module reports key information to service layer
Note that:
a signaling network: the common channel signaling system carries a dedicated data support network for signaling. A signaling network generally consists of Signaling Points (SPs), Signaling Transfer Points (STPs) and signaling links. The signaling network can be divided into a stepless network without STP and a hierarchical network with STP. The stepless signaling network does not contain STP, and the signaling points all work in a direct connection mode, which is also called direct connection signaling network. The hierarchical signaling network contains STP, and the signaling points can work in a collimation connection mode, also called non-direct connection signaling network
BICC (bearer Independent Call Control protocol): bearer independent transport control protocol
IVR (Interactive Voice response): instant interactive voice response
Iam (initial Address message): is an initial address request message sent by a calling subscriber to a called subscriber
Apm (application Transport message): application delivery messages
Cot (continuity): conducting messages
Acm (address Complete message): the called user replies the address right message of the calling user, which indicates whether the called user replies the state that the calling user is idle or not
Cpg (call progress): call progress message
Anm (answer message): the called subscriber picks up the phone, and can charge
Rel (release message): disconnect message after user hang-up
Dtmf (double Tone mulitirfrequency): dual tone multi-frequency, an encoding technique that uses two specific mono-audio combined signals to represent a digital signal to perform its function.
Claims (4)
1. A capability opening system based on BICC signaling provides an atomic level capability opening interface for a signaling primitive with complex shielding of one-pass call, which comprises a call connection capability interface, a call rejection capability interface and a sound playing and number receiving capability interface, and is characterized by comprising a signaling transceiving module, a signaling analysis module and a capability opening module,
the signaling transceiving module: interfacing with an operator signaling network, receiving and transmitting BICC signaling primitive messages including IAM, APM, ACM, COT, CPG, ANM and REL, associating single call transaction, processing abnormal messages, interfacing with a signaling analysis module, forwarding the signaling network messages to the signaling analysis module, and receiving messages needing to be sent to the signaling network from the signaling analysis module;
a signaling analysis module: the system is butted with a signaling receiving and sending module, receives BICC signaling information from the signaling receiving and sending module, analyzes calling and called numbers and media format information in an IAM (integrated access module), analyzes media addresses and port information in an APM (application program management), analyzes ACM ringing information, analyzes ANM off-hook information, analyzes release direction release reason values in REL (remote invocation) on-hook information, is butted with a capacity opening module, is converted into an internal interface, is sent to the capacity opening module, and receives information needing to be sent to a signaling network from the capacity opening module;
a capability opening module: the signaling analysis module is connected with the interface, receives and sends the call message of the signaling analysis module, completes the signaling interaction flow message in the call process, extracts the calling and called number information and the call event information in the signaling message, and terminates all the signaling messages in the capacity opening module; providing a call connection capacity interface, a call rejection capacity interface and a sound playing and number receiving capacity interface, and calling a message of a signaling analysis module by a capacity opening module to realize normal call connection when the capacity opening module is called to connect the call capacity interface; when the capability opening module is called to reject the call capability interface, the capability opening module calls a message of the signaling analysis module to end the current call; when the capacity opening module is called the playing and number receiving capacity interface, the capacity opening module calls the message of the signaling analysis module to carry out the playing and number receiving process.
2. The capability openness system based on BICC signaling of claim 1, wherein the connection call capability interface has connection call capability, the calling number A dials the called number B, the signaling network sends IAM origination event to the signaling transceiver module, the signaling transceiver module checks whether the message parameter is normal, then forwarding the IAM to a signaling analysis module, the signaling analysis module analyzes each parameter in the message, packages the parameter into an internal IAM event and sends the internal IAM event to a capability opening module, the capability opening module extracts a calling number and a called number, calls the event to inform an external service, the external service calls a continuous calling capability interface provided by the capability opening module, the capability opening module packs the internal IAM according to the continuous calling interface and calls the internal IAM to the signaling analysis module, the signaling analysis module unpacks and forwards the internal IAM to a signaling transceiver module, and the signaling transceiver module initiates the external calling IAM to a signaling network; the capability opening module forwards a calling APM event and a called APM event from a signaling network, carries out calling and called media negotiation, after a called B mobile phone rings, the signaling network returns the ACM ringing event of the called B to the capability opening module, the capability opening reports the ACM event to an external service, after the called B picks up the phone and picks up the phone, the signaling network returns the ANM picking-up event of the called B to the capability opening module, the capability opening reports the ANM event to the external service, at the moment, the calling and called AB parties establish a call and can carry out normal conversation, after the calling A or called B hang-up conversation is finished, the signaling network sends the REL hang-up event to the capability opening module, the capability opening module reports the REL event to the external service after receiving the REL event, and simultaneously ends self calling resources.
3. The capability opening system based on BICC signaling according to claim 1, wherein the interface of rejecting call capability has capability of rejecting call, the calling number A dials the called number B, the signaling network sends IAM initiating call event to the signaling transceiver module, the signaling transceiver module checks whether the message parameters are normal, then forwards IAM to the signaling analysis module, the signaling analysis module analyzes each parameter in the message, packages it into internal IAM event and sends it to the capability opening module, the capability opening module extracts the calling number and the called number, the call event informs external service, the external service calls the interface of rejecting call capability provided by the capability opening module, the capability opening module packs internal REL hang up event and forwards it to the signaling analysis module, the signaling analysis module forwards it to the signaling transceiver module, and then the signaling transceiver module sends it to the signaling network, and directly ending the call, and simultaneously ending the call resource of the capacity opening module.
4. The capability opening system based on BICC signaling according to claim 1, wherein the playback/number-receiving capability interface has the playback/number-receiving capability, the calling number A dials the called number B, the signaling network sends an IAM origination call event to the signaling transceiver module, the signaling transceiver module checks whether the message parameters are normal, and then forwards the IAM to the signaling analysis module, the signaling analysis module analyzes each parameter in the message, packages it into an internal IAM event and sends it to the capability opening module, the capability opening module extracts the calling and called numbers, the call event notifies the external service, the external service calls the playback/number-receiving capability interface provided by the capability opening module, the capability opening module sends APM to the signaling network to negotiate with the calling A according to the playback/number-receiving capability interface, the capability opening module sends ACM ringing message, the ANM off-hook message to the signaling network, and performs the call-on procedure for the calling A, at this time, the calling A and the capability opening module realize call connection, and the capability opening module sends a sound playing and number receiving message to the signaling network to play and receive the number of the calling A.
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