CN104901954A - Soft switching system of Internet of Things and method thereof - Google Patents
Soft switching system of Internet of Things and method thereof Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/16—Implementing security features at a particular protocol layer
- H04L63/164—Implementing security features at a particular protocol layer at the network layer
Abstract
The invention provides a soft switching system of Internet of Things and a method thereof, and belongs to the field of Internet of Things technology. The system comprises a perception layer device or bus, an access system, a network soft switching system, a soft switching service and management system, a standardization information format, and a mobile service management terminal or a PC service management terminal. According to the invention, complexity of a perception layer in the network accessing stage is separated and shielded. On this basis, transportation and switching technology which can be standardized and suitable for Internet of Things are introduced, so problems of complexity and high accessing cost of the perception layer devices of Internet of Things in accessing stages are solved. Processing methods of identifying, distinguishing, addressing, transporting and information switching based on Internet network layer information are also introduced, so a highly practical and economical solution is provided for standardization and large-scale application of Internet of Things in network layer. According to the invention, technical cost is low, cost performance is high and the system is high in university and compatibility and large in access capacity.
Description
Technical field
The present invention relates to technology of Internet of things field, especially relate to a kind of Internet of Things soft switchcall server and its implementation.
Background technology
Internet of Things is a network information system be made up of sensing layer, network layer, application layer, and its essence is the Internet that all things on earth is connected, and the problem that its essence will solve is the informationization of thing and thing M2M, thing and people M2H.Along with the development of Internet of Things industry, problem is also more and more outstanding, is mainly manifested in two aspects:
One is the complexity that sensing layer Biodiversity Characteristics determines its network insertion link
The many physically based deformation of sensing layer, chemistry, the equipment such as the transducer of the technology such as biology and invention or actuator, usually unified expression and interface standard is not had, therefore, usually various conversion equipment is there is in access link, can accessing Internet, good aspect is the specialized application in some maturations, sensing layer equipment is usually direct or indirect to be linked on certain standardized fieldbus, but these buses are all specific on-the-spot application and developing usually, in essence and be not suitable for the Internet, and innately lack interactivity between physical equipment or different bus systems, as patent CN201110270902 " a kind of Internet of Things switching system and data processing method " its " object is that the various hardware devices for bottom standard is different provide the general platform of a system " " as described in switch be arranged between sensing layer and network layer ", its weak point is also clearly: poor universality, mainly for be the adaptation processing interconnected targetedly that the agreement of the specific implementation of specific hardware is carried out, network " interconnected networking " degree is not enough, usually local area network (LAN) internal applications occasion is only adapted at, the complexity of network insertion link, determine the cost of access that it is higher, constrain the application of Internet of Things, scale and Standardization Development.
Two is information transmission, exchange standard disunities that Internet of Things network layer adopts, processing method disunity
Current common Internet of Things application form is relatively simple, single, closed, therefore, the standard that each developer can not follow on network layer information represents and processes, interactivity inadequate natural endowment between different system, now common based on embedded Http client the Internet of Things application of reset API technology, usually be only applicable to " some dynamic formula " and the not high application scenario of requirement of real-time, the process of stream data and real-time are had required occasion and be not exclusively suitable for; In addition; along with the expansion of internet of things networking scale, common traditional technology is also difficult to the problems that adaptation Internet of Things network runs in large-scale deployment: sensing layer diverse problems, low cost access problem, user apply the problem such as variation, platform scale systematization.Softswitch technology is the new technology of of growing up in telecommunications industry VOIP business scope in recent years, but this technology rarely has other field be applied to except telecommunications industry VOIP, as the Internet of Things that the present invention relates to and related application field, because traditional Softswitch technology, be not develop for the application of Internet of Things, mainly for be telecommunications VOIP business and relevant application, its the most basic feature is exactly separate from media gateway from the CCF in traditional circuit switching, by the software simulating basic call controlling functions on server or network element, comprise call routing, management controls, connection control (sets up session, remove session), signalling interworking (as from signalling system No.7 to IP signaling) etc., the soft switchcall server of complexity like this, cannot be applied directly in Internet of Things at all.The but thought of soft switch, is but applicable to the problems that solution Internet of Things network runs in evolution very much, as: standardization access-transmission-information exchange, network hierarchy, scale networking, centralized management etc.
Summary of the invention
The present invention is exactly for above problem, on the basis of research Internet of Things application characteristic, in conjunction with traditional Softswitch technology thought, the Internet of things system based on Softswitch technology of a kind of applicable Internet of Things built, system comprises: sensing layer equipment or bus, connecting system, network soft switching system, soft switch service administrating system, standardized information form and mobile service office terminal or PC service management terminal, wherein:
Described connecting system, comprise: port arrangement module, local information processing module, first line of a couplet message processing module and system configuration module, here connecting system, the economical and practical embedded connecting system that main finger is built by embedded technology, certainly, general PC also can as connecting system use, and just cost of access is higher;
Described network soft switching system, comprising: information transmit-receive processing module, session management module, system information processing module, soft switch module and business and management interface module;
Described soft switch service administrating system, comprising: system-level network soft switching system and connecting system administration module, and the user management of user class and corresponding device administration module;
Described standardized information form, refer to an access System and Network soft switchcall server agreement based on the structurized standardized information frame that can identify each other of JSON or XML or MessagePack, system comprises the frame of following fundamental type: authentication frame, business information frame, heartbeat frame, system service frame;
Mobile service office terminal or PC service management terminal, not only can separately as the communication entity of connecting system equity, and be for sensing layer equipment or bus specifying information related service, or the business that soft switch service administrating system provides, realize in mobile terminal or the concrete business realizing of PC terminal or management.
Further, a kind of Internet of Things soft switchcall server and method thereof, is characterized in that:
Described invention, sensing layer equipment or bus message are by the physical port of connecting system, directly be packaged in the standardized business information frame of system agreement, or connecting system is by the key assignments of arranging in the business information frame of the upper united mouth received or nodal value, be forwarded to after direct parsing on the physical port of specifying, connecting system not to receive or the information that is sent to sensing layer equipment or bus carry out any parsing, sensing layer equipment or bus message are at connecting system and the complete transparent transmission of network layer soft switchcall server.
Described invention, connecting system, between sensing layer and network layer, not only can pass through the direct accessing Internet of public network IP, also can be positioned at after LAN firewall, by local area network (LAN) accessing Internet again, and need not adopt the IP address of public network; First line of a couplet message processing module in connecting system using websocket as host-host protocol, set up with network layer soft switchcall server and maintain one and to be longly connected, the information that reception-resolve-process network soft switching system sends over, and process-encapsulation-send the information that connecting system will send to network soft switching system, also can adopt other agreement or self-defining agreement in addition; Port arrangement module is the sensing layer equipment of physical port connection or the parameter of the preset information source ID of bus message, stay of two nights ID and port proper communication needs; Local information processing module is be connected to the sensing layer equipment of connecting system physical port or the reception of bus message and forwarding capability; System configuration module is relevant to system works or relevant with network soft switching system parameter configuration; Connecting system is responsible for sensing layer equipment or bus provides based on all service functions under Internet environment, comprising: the mark-identification of sourcesink, the encapsulation of information and deblocking, information format, information transmission, addressing service.
Described invention, the information transmit-receive processing module of network soft switching system, is responsible for the reception-parsing of the about framing processing connecting system or the peer-to-peer communications entity be connected with it or encapsulates-send or directly forward, session connection administration module is responsible for maintenance core resident soft switch information inquiry table, this table is provided for addressing required in soft switch process, routing inquiry, session status manages, business configuration item information or function, also several independent list can be optimized in actual applications, in addition, the information safeguarded in this table also comprises the session of all connecting systems or peer-to-peer communications entity, source UUID, target UUID list, connect active state, objective network soft switchcall server IP or service path, the information that the traffic type information supported etc. are necessary, in addition, session management module also manages in order to the initial session of maintenance management access device or peer-to-peer communications entity, as: set up, authentication, close, nullify, soft switch module is according to the information source of the business information frame received or the stay of two nights, or the service configuration information in soft switch information inquiry table, realizes the information exchange between each connecting system or between connecting system and related communication entity, system information processing module is responsible for the process processing all frames except business information frame except, comprising: the response of heartbeat frame, certification are authorized the confirmation of frame and response, the confirmation of status poll frame and response, the confirmation of system service frame and response and are processed, system extension and interface processing module are responsible for the communication entity equipment of connecting system or the equity accessed at native system, or with hierarchical network layer soft switchcall server, expansion when network soft switching system exchange capacity is inadequate, comprise interconnecting between clustering or distributed network soft switchcall server, as: by the forward process etc. of the route processing between multiple network soft switching system, business information frame.
Described invention, in soft switch service administrating system, system-level switching system and connecting system administration module, be responsible for the operation configuration management of network soft switching system, the configuration management of business, the registration management of connecting system equipment, opens management and nullify management; The user management of user class and corresponding device administration module, comprising: the connecting system equipment belonging to user's registration management, subscriber information management, user or the interpolation of peer-to-peer communications entity, deletion, attribute modification, the configuration management of customer service.
Described invention, the standardized information form of system is based on the structurized data format of JSON or XML or MessagePack, network soft switching system is according to different business, different service points is provided, according to the standardized information form of agreement, complete session, and realize real-time transmission and the information exchange service of information between different communication entity; Connecting system needs the UUID address of specifying this connecting system in advance in system configuration module, and configures service point path and service point that network soft switching system provides, the communication entity of equity or the UUID of Business Entity.
Described invention, the mobile service office terminal of system or PC service management terminal, functionally can be used as a kind of connecting system and exist, and realizes sensing layer equipment or bus message in the access of network layer and transparent transmission function; Also can be used as the communication entity of the equity of connecting system, on this basis, for realizing the presenting of sensing layer equipment or bus message, controlling, or realize in mobile terminal or the concrete business realizing of PC terminal or management for miscellaneous service; In access way, mobile service office terminal or PC service management terminal, not only can pass through the direct accessing Internet of public network IP, also can be positioned at after LAN firewall, by local area network (LAN) accessing Internet again.
A kind of Internet of Things soft switchcall server and method thereof, be further characterized in that following implementation step:
1) the UUID information of the preset connecting system UUID of soft switch service administrating system or peer-to-peer communications entity mobile service office terminal or PC service management terminal;
2) connecting system or peer-to-peer communications entity are after access to internet, initiatively send initial session information to network soft switching system, once after setting up initial session connection, just start to send authentication frame, after confirming or authorizing, this session connection upgrades to legal session, and relevant session information is updated to the soft switch information inquiry table of internal memory;
3) connecting system receives the sensing layer equipment or bus message that are connected on physical port, these information are potted directly in information frame, in the mode of data flow, mail to network soft switching system, network soft switching system is according to the information source in information frame, sink information, inquiry is arranged in the soft switch information inquiry table of internal memory, generates corresponding routing iinformation, then according to the information exchange each other of these information realizations, forwarding;
4) if the stay of two nights is remote access system, then the information will received, is directly resolved on corresponding port;
5) if the stay of two nights is mobile service office terminal or PC service management terminal, then direct the key assignments of agreement or nodal value are resolved after mail to upper level applications, do further process;
6) in addition, each connecting system or peer-to-peer communications entity being linked into network soft switch, all realizes the function that connection status detects and time-out reconnects.
The present invention is on the basis of research Internet of Things application characteristic, in conjunction with traditional Softswitch technology thought, the Softswitch technology system of a kind of applicable Internet of Things built, this systematic position shields the complexity of sensing layer in access network link, on this basis, what introduce applicable Internet of Things can standardized transmission technology, switching technology, solve thing network sensing layer equipment in the access complexity of link and the problem of high cost of access, and in the mark based on Internet layer information, identify, addressing, the problems such as transmission and information exchange, for Internet of Things is in the standardization of network layer, scale should provide a very practical and solution for economy.
In addition, the technology that this system adopts also is different from the Softswitch technology that conventional telecommunications VOIP business scope adopts completely, not only eliminate signaling protocol complicated in traditional soft switching system, and, also all completely different at technological maheup, system component, effective object, not that traditional soft switching technology is simply deleted, piled up, but creationary by the thought of Softswitch technology by creationary work, targetedly, the creationary some major issues solving current Internet of Things and run in practical development process.
Moreover, adopt the Internet of things system that the present invention builds, not only can solve the complexity problem of the network access layer of sensing layer, reduce cost of access, solve the problems such as the standardization mark of Internet of Things Internet layer, identification, addressing, transmission and information exchange, and provide a kind of Internet of Things application in rely exist based on the distributed communication system technology under internet environment; Meanwhile, this know-why is simple, use cost is low, market prospects are wide.In the conceptual phase of invention, the embedded connecting system of a set of function comparatively perfect for studying utilizing achievement in research of the present invention to create, most current cost valency is less than 20 yuan, utilize the network soft switching system for testing that the PC of a current main-stream configuration builds, concurrent access capacity is not less than 100K, its technical advantage is considerable, and take a broad view of current technology of Internet of things field, common technical solution only supports " crawl " formula usually, rarely has the solution that support " streaming " is applied, and be mostly the application of specialty, system represents from the information being applied to network layer, transmission, information exchange, until network insertion link, all do not carry out effective layering, as: application number CN201510067395, CN104571064A, general very poor, be not suitable for the networking application of specialty, because Internet of Things is to the inherent natural sensitiveness of cost, determining cost of access is one of restraining factors of the key of bitter networking development, due to its huge cost of access of traditional solution, also the application of numerous Internet of Things is kept outside the door, the internet of things networking that particularly scale is slightly larger rarely has application, is like this.
Accompanying drawing explanation
Fig. 1 is a kind of Internet of Things soft switchcall server of the present invention and method system structure chart thereof
Fig. 2 is that a kind of Internet of Things soft switchcall server of the present invention and method connecting system thereof form block diagram
Fig. 3 is that a kind of Internet of Things soft switchcall server of the present invention and method network soft switching system thereof form block diagram
Fig. 4 is a kind of Internet of Things soft switchcall server of the present invention and method connecting system thereof and network soft switching system session flow chart
Fig. 5 is a kind of Internet of Things soft switchcall server of the present invention and method system information exchange process chart thereof
Fig. 6 is a kind of Internet of Things soft switchcall server of the present invention and method system soft switch service thereof and administration configuration process chart
Embodiment
Below in conjunction with accompanying drawing 1 of the present invention, with a certain specific embodiment, the present invention is described further:
See accompanying drawing 1, the present embodiment is by two connecting systems 101,103, network soft switching system 102, a set of soft switch service administrating system 104 and a mobile service office terminal 105 and PC service management terminal 106, and two sensing layer equipment or bus 107,108 are formed; Wherein, between two connecting systems 101 and 103, for realizing the business between sensing layer equipment or bus 107,108 between thing and thing M2M, connecting system and mobile service office terminal or PC service management terminal, for realizing sensing layer equipment or the display between bus 107,108 thing and people M2H, service control; Sensing layer equipment or bus 107,108 are in the mode of transparent transmission, and by conventional serial ports, access the local port 1 of connecting system 101,103 respectively, sensing layer equipment or bus message be direct transparent transmission in connecting system, does not resolve or understands.
In addition; especially, it should be noted that the present embodiment application adopts JSON form as the information format of standard; also MessagePack, XML protocol format can be adopted in actual applications; and various mutation; or adopt self-defining form completely; format just when specific implementation and resolving slightly difference, do not affect effect of the present invention in essence, do not exceed the scope of protection of the invention yet.
As shown in figs. 1 to 6, the implementation procedure of the present embodiment is as follows:
First, before System Implementation, need to carry out some initial configuration efforts to system, comprising:
1) system configuration of connecting system equipment: the parameter configuration such as network soft switching system service path and service point are arranged, the UUID of connecting system equipment, this part is the default configuration when equipment dispatches from the factory normally;
2) port arrangement of connecting system: UUID, the remote port slogan of port numbers and remote equipment corresponding to the port, and the configuration of the port running parameter, the configuration informations such as the interface rate of the serial ports adopted as the present embodiment;
3) configuration in soft switch service administrating system: system-level connecting system equipment and peer-to-peer communications entity device UUID are in the setting of the registration of system, grid soft switchcall server service path and service point; The configuration of user class comprises: the UUID between connecting system equipment or peer-to-peer communications entity arranges management, the defined business of system in the self-service configuration management etc. of user side, as: the connecting system stay of two nights is specified or configuration at the remote equipment UUID related to of soft switch service layer, and these configuration informations can be updated in the internal memory of soft switchcall server after submitting to automatically.
Secondly, before system realizes the process of normal business datum flow process, connecting system and peer-to-peer communications entity, need to set up a lasting session connection between network soft switching system, this implementation procedure is shown in shown in Fig. 4 connecting system and network soft switching system session flow chart:
Step 401: can in the LAN switch of connecting Internet or router by connecting system equipment access;
Step 402:, after connecting system powers on, according to network soft switching system service path preset in system configuration module 201 and service point, first line of a couplet message processing module 203 is automatically set up with it initial session by websocket protocol and is connected, after initial session is set up;
Step 403: first line of a couplet message processing module 203 relies on its system configuration module UUID, initiatively sends authentication frame to network soft switching system address of service;
Step 404: network soft switching system information transmit-receive processing module 305 resolves the type identifying this frame automatically;
Step 405: judge whether it is authentication frame;
Step 406: if authentication frame, then by business and management mouth 301, be sent to soft switch service administrating system by authentication information, if the UUID that holds of connecting system equipment and additional information consistent with the facility information of system intialization, then by mandate;
Step 407: after certification is passed through, the session management module 304 of network soft switching system, the relevant information such as the session of interim conversation can be saved in internal memory duly authorized soft switch information inquiry table, this table is mainly used in addressing, routing inquiry, session status management, business configuration etc. required in soft switch process, also can be optimized for several table, these information also comprise the information such as type of service of the session information of this connecting system equipment, source UUID information, target UUID list information, current connection activity/state information, support.
Step 408: if the information of network soft switching system cannot be received within the cycle of presetting, the communication entity of the equity of connecting system equipment or access network soft switchcall server, the cycle that meeting interval is fixed sends heartbeat message to network soft switch information;
Step 409: judge the response or other effective information that whether receive soft switchcall server within the time of precognition;
Step 410: if do not had, need again to perform from step 402 to connect session flow process, connect if known, then periodically perform step 408, flow process that step 409 connection status detects, to ensure that legal connecting system equipment can be set up one with network soft switching system and to be longly connected.
Again, after setting up long connection between connecting system with network soft switching system, just can on this basis, realize the exchange of thing between connecting system and peer-to-peer communications entity and thing M2M or the information between thing and people M2H.
See that Fig. 5 system information exchanges shown in process chart:
Step 501: sensing layer equipment or bus 107 are connected to connecting system equipment 100 local port 1, the local information processing module 202 of connecting system equipment receives the information of sensing layer equipment or bus transmission;
Step 502: the Information encapsulation received in buffer memory can periodically enter in a JSON format information frame by first line of a couplet message processing module 203, and identified by the key assignments of an agreement, what together encapsulation was entered also has this connecting system equipment to receive UUID or the port numbers of the local port number of this information and the UUID of this equipment and long-range object communication entity;
Step 503: then, information is mail to network soft switching system by host-host protocol websocket by first line of a couplet message processing module 203;
Step 504: the signal dispatcher module 305 of network soft switching system receives the information of connecting system equipment transmission, and parses source UUID and the object UUID of information frame;
Step 505: system is according to its source UUID or object UUID, its object session session information of quick search from internal memory soft switch information inquiry table, then directly distribution of information is gone out according to this session session information, if what inquire is overseas IP address, system extension and interface processing module is then transferred to be forwarded to the network soft switching system of adjacent switching domain according to the IP inquired, it should be noted that: object UUID information wherein, also can be loaded into the some business UUID in internal memory exchange message question blank according to business configuration in business management system, if business UUID belongs to different switching domains from this connecting system equipment, need the IP address of specifying the switching domain belonging to it, so that information route between heterogeneous networks soft switchcall server, addressing,
Step 506: connecting system equipment 103 receives the information of the JSON form that remote access system equipment 100 sends over by first line of a couplet message processing module 203;
Step 507: if comprise port numbers, then be directly forwarded to corresponding port by the information of the port numbers parsed by the effective information field after parsing, if not containing port numbers, then broadcasts between this connecting system equipment 103;
Step 508: sensing layer equipment or bus 108 receive the information that the long-range sensing layer equipment 107 of coming through system transparent transmission sends over;
Step 509: if the connection session that the UUID retrieving mobile service office terminal 105 in 505 is corresponding, system also can simultaneously concurrent mobile service office terminal 105 of issuing be a, and mobile service office terminal 105 also can receive this information;
Step 510: the information of the effective information field after the direct parsing of mobile terminal 105 is directly forwarded to application program, does further process by application program according to concrete business demand to the information that sensing layer equipment or bus 107 send.
Finally, be about soft switch service administrating system handling process, see Fig. 6 soft switch service and administration configuration process chart:
Step 601: the UUID of the connecting system equipment of delivering to customer is registered to system by system manager, for ease of management, usually need to arrange network layer soft switchcall server to divide different service paths or service point, to provide different service-domains to dissimilar user or business;
Step 602: user is according to the UUID of connecting system equipment and additional information thereof, this equipment is retrieved from systems management data storehouse, and add in subscriber equipment managing listings hurdle, user according to type of service or communication object for this UUID configures its object UUID information;
Step 603: network layer switching system receives above-mentioned service management information by business and management interface 301, and by SIM system information management module 302, system configuration information is updated in the system cloud gray model configuration management information table of internal memory, customer service managing configuration information is updated in internal memory soft switch information inquiry table simultaneously;
Step 604: otherwise, if the session connection state of connecting system equipment or its peer-to-peer communications entity changes, then pass through service management interface 301 by network layer switching system, send to business management system 104, business management system is updated in service management database after receiving these information, and is updated to user front end interface and carries out real-time display.
Mobile service office terminal 105 or PC service management terminal 106 in the present embodiment, first as the communication entity of the equity of connecting system, before between the sensing layer equipment realizing the forwarding of reception connecting system or bus message, still step 401 ~ 408 must be performed, set up legal growing with network soft switching system to be connected, and when as information source need to sensing layer equipment or bus sending information time, its operation flow and step 501 ~ 508 basically identical; In addition, for sensing layer equipment or bus specifying information related service, or the business that soft switch service administrating system provides, realize in mobile terminal or the concrete business realizing of PC terminal or management, need, on the basis of clear sensing layer equipment or the concrete information format of bus message and concrete meaning, to carry out the exploitation of application layer business.
Above-described embodiment is only to a citing of typically applying of the present invention, is not the restriction to embodiment of the present invention.For those of ordinary skill in the field; on the basis of the above description; other different changes or variation can also be made for concrete application, these belong to the present invention the apparent change of extending out or variation be still in protection scope of the present invention.
Claims (8)
1. Internet of Things soft switchcall server and a method thereof, comprising: sensing layer equipment or bus, connecting system, network soft switching system, soft switch service administrating system, standardized information form and mobile service office terminal or PC service management terminal, wherein:
Described connecting system, comprising: port arrangement module, local information processing module, first line of a couplet message processing module and system configuration module;
Described network soft switching system, comprising: information transmit-receive processing module, session management module, system information processing module, soft switch module and business and management interface module;
Described soft switch service administrating system, comprising: system-level network soft switching system and connecting system administration module, and the user management of user class and corresponding device administration module;
Described standardized information form, refer to an access System and Network soft switchcall server agreement based on the structurized standardized information frame that can identify each other of JSON or XML or MessagePack, system comprises the frame of following fundamental type: authentication frame, business information frame, heartbeat frame, system service frame;
Mobile service office terminal or PC service management terminal, not only can separately as the communication entity of connecting system equity, and be for sensing layer equipment or bus specifying information related service, or the business that soft switch service administrating system provides, realize in mobile terminal or the concrete business realizing of PC terminal or management.
2. a kind of Internet of Things soft switchcall server according to claim 1 and method thereof, is characterized in that:
Described invention, sensing layer equipment or bus message are by the physical port of connecting system, directly be packaged in the standardized business information frame of system agreement, or connecting system is by the key assignments of arranging in the business information frame of the upper united mouth received or nodal value, be forwarded to after direct parsing on the physical port of specifying, connecting system not to receive or the information that is sent to sensing layer equipment or bus carry out any parsing, sensing layer equipment or bus message are at connecting system and the complete transparent transmission of network layer soft switchcall server.
3. a kind of Internet of Things soft switchcall server according to claim 1 and method thereof, is characterized in that:
Described invention, connecting system, between sensing layer and network layer, not only can pass through the direct accessing Internet of public network IP, also can be positioned at after LAN firewall, by local area network (LAN) accessing Internet again, and need not adopt the IP address of public network; First line of a couplet message processing module in connecting system using websocket as host-host protocol, set up with network layer soft switchcall server and maintain one and to be longly connected, the information that reception-resolve-process network soft switching system sends over, and process-encapsulation-transmission connecting system will send to the information of network soft switching system; Port arrangement module is the sensing layer equipment of physical port connection or the parameter of the preset information source ID of bus message, stay of two nights ID and port proper communication needs; Local information processing module is be connected to the sensing layer equipment of connecting system physical port or the reception of bus message and forwarding capability; System configuration module is relevant to system works or relevant with network soft switching system parameter configuration; Connecting system is responsible for sensing layer equipment or bus provides based on all service functions under Internet environment, comprising: the mark-identification of sourcesink, the encapsulation of information and deblocking, information format, information transmission, addressing service.
4. a kind of Internet of Things soft switchcall server according to claim 1 and method thereof, is characterized in that:
Described invention, the information transmit-receive processing module of network soft switching system, is responsible for the reception-parsing of the about framing processing connecting system or the peer-to-peer communications entity be connected with it or encapsulates-send or directly forward, session connection administration module is responsible for maintenance core resident soft switch information inquiry table, this table is provided for addressing required in soft switch process, routing inquiry, session status manages, business configuration item information or function, in addition, the information safeguarded in this table also comprises the session of all connecting systems or peer-to-peer communications entity, source UUID, target UUID list, connect active state, objective network soft switchcall server IP or service path, the traffic type information supported, in addition, session management module also manages in order to the initial session of maintenance management access device or peer-to-peer communications entity, as: set up, authentication, close, nullify, soft switch module is according to the information source of the business information frame received or the stay of two nights, or the service configuration information in soft switch information inquiry table, realizes the information exchange between each connecting system or between connecting system and related communication entity, system information processing module is responsible for the process processing all frames except business information frame, comprising: the forward process of the business information frame between the confirmation of frame and response, the confirmation of status poll frame and response, the confirmation of system service frame and response and heterogeneous networks soft switch entity is authorized in the response of heartbeat frame, certification, system extension and interface processing module are responsible for the communication entity equipment of connecting system or the equity accessed at native system, or with hierarchical network layer soft switchcall server, expansion when network soft switching system exchange capacity is inadequate, comprises interconnecting between clustering or distributed network soft switchcall server.
5. Internet of Things soft switchcall server and a method thereof, is further characterized in that:
Described invention, in soft switch service administrating system, system-level switching system and connecting system administration module, be responsible for the operation configuration management of network soft switching system, the configuration management of business, the registration management of connecting system equipment, opens management and nullify management; The user management of user class and corresponding device administration module, comprising: the connecting system equipment belonging to user's registration management, subscriber information management, user or the interpolation of peer-to-peer communications entity, deletion, attribute modification, the configuration management of customer service.
6. Internet of Things soft switchcall server and a method thereof, is further characterized in that:
Described invention, the standardized information form of system is based on the structurized data format of JSON or XML or MessagePack, network soft switching system is according to different business, different service points is provided, according to the standardized information form of agreement, complete session, and realize real-time transmission and the information exchange service of information between different communication entity; Connecting system needs the UUID address of specifying this connecting system in advance in system configuration module, and configures service point path and service point that network soft switching system provides, the communication entity of equity or the UUID of Business Entity.
7. Internet of Things soft switchcall server and a method thereof, is further characterized in that:
Described invention, the mobile service office terminal of system or PC service management terminal, functionally can be used as a kind of connecting system and exist, and realizes sensing layer equipment or bus message in the access of network layer and transparent transmission function; Also can be used as the communication entity of the equity of connecting system, on this basis, for realizing the presenting of sensing layer equipment or bus message, controlling, or realize in mobile terminal or the concrete business realizing of PC terminal or management for miscellaneous service; In access way, mobile service office terminal or PC service management terminal, not only can pass through the direct accessing Internet of public network IP, also can be positioned at after LAN firewall, by local area network (LAN) accessing Internet again.
8. Internet of Things soft switchcall server and a method thereof, is also implementation step basic as follows:
1) the UUID information of the preset connecting system UUID of soft switch service administrating system or peer-to-peer communications entity mobile service office terminal or PC service management terminal;
2) connecting system or peer-to-peer communications entity are after access to internet, initiatively send initial session information to network soft switching system, once after setting up initial session connection, just start to send authentication frame, after confirming or authorizing, this session connection upgrades to legal session, and relevant session information is updated to the soft switch information inquiry table of internal memory;
3) connecting system receives the sensing layer equipment or bus message that are connected on physical port, these information are potted directly in information frame, in the mode of data flow, mail to network soft switching system, network soft switching system is according to the information source in information frame, sink information, inquiry is arranged in the soft switch information inquiry table of internal memory, generates corresponding routing iinformation, then according to the information exchange each other of these information realizations, forwarding;
4) if the stay of two nights is remote access system, then the information will received, is directly resolved on corresponding port;
5) if the stay of two nights is mobile service office terminal or PC service management terminal, then direct the key assignments of agreement or nodal value are resolved after mail to upper level applications;
6) in addition, each connecting system or peer-to-peer communications entity being linked into network soft switch, all realizes connection status detection and time-out reconnects.
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Address after: Room 1302, No. 18, 99 Lane, Jingyu South Road, Zhenjiang Road, Yangpu District, Shanghai Applicant after: Ding Mingyun Address before: Room 105, Building No. 5, 299 Lane, Jiangchang West Road, Zhabei District, Shanghai, 2004 Applicant before: Ding Mingyun |
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