WO2006010335A1 - Systeme de reseau central cable a mobilite discontinue, et procede correspondant - Google Patents
Systeme de reseau central cable a mobilite discontinue, et procede correspondant Download PDFInfo
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- WO2006010335A1 WO2006010335A1 PCT/CN2005/001144 CN2005001144W WO2006010335A1 WO 2006010335 A1 WO2006010335 A1 WO 2006010335A1 CN 2005001144 W CN2005001144 W CN 2005001144W WO 2006010335 A1 WO2006010335 A1 WO 2006010335A1
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- user equipment
- wired
- user
- subsystem
- access
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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
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
Definitions
- the present invention relates to the field of digital cable communication technologies, and in particular to the technical field of core networks, and in particular, to a wired core network system and method having discontinuous mobility characteristics. Background technique
- the existing wired fixed core network such as the PSTN core network
- PSTN core network has experienced long-term development, and has the advantages of high communication quality, stable and reliable, secure and confidential, and the technology is relatively simple compared to the wireless mobile core network; but it is mainly for wired fixed access.
- Network and wired fixed user equipment provides fixed, static, dedicated and repeatable information exchange and information transfer functions.
- the telephone number is actually separated from the wired user equipment, does not belong to the user and user equipment, cannot move with the wired user equipment and is Carrying, so the existing wired core network traffic density is low, resulting in low economic efficiency of wired communication; existing IP telephony network technologies such as H.323, SIP, softswitch based on IP technology have many IP technologies Advantages, but the communication needs to rely on IP address or domain name and IP address conversion, and its IP address is also associated with the packet access network device and the access location.
- the packet access network device reassigns and sets the DP address to User equipment, and it is difficult to achieve two-way communication with traditional PSTN, PLMN user equipment, and more lack of telephone number service and communication network management mechanism with unique number communication like PSTN, PLMN telecommunication network, especially based on non-real time service
- the IP Internet technology and the connection-free mode coupled with the real-time service and non-real-time service hybrid transmission and exchange, lack the communication service quality QoS guarantee and security guarantee of the telecommunication network, so the existing wired fixed core network cannot be solved. Many of the above problems and deficiencies. Wired communication is fixed and can not be moved.
- the object of the present invention is to provide a wired core network system with discontinuous mobility characteristics, so as to overcome the above-mentioned shortcomings such as fixing and static of the current wired core network system, thereby enabling
- the line core network has certain mobility characteristics.
- Another object of the present invention is to provide a wired core network communication method with discontinuous mobility characteristics, which can overcome the shortcomings of the current wired core network communication methods, such as fixed and static, and enable the wired core network to have certain mobility management functions. , thereby improving the economic benefits of the wired core network and the entire wired communication technology.
- the present invention is a novel wired core network system and method with discontinuous mobility characteristics.
- the wired core network system proposed by the present invention comprises: a circuit domain service switching and control subsystem, a packet domain service routing and Control subsystem, user and user equipment information database subsystem, operation and maintenance subsystem, etc.
- the circuit domain subsystem includes a switching control module and a gateway switching module;
- the packet domain subsystem includes a packet service support node and a packet routing gateway node;
- the database subsystem is divided into a home user information database, an access user information database, and a user equipment information database according to functions. .
- the circuit domain service switching and control subsystem, the packet domain service routing and control subsystem are respectively connected with the user and the user equipment information database subsystem; the circuit domain service switching and control subsystem and the packet domain service routing and control subsystem can also pass
- the network internal interface is interconnected; the operation and maintenance subsystem is connected to all subsystems in the core network of the present invention.
- the circuit domain subsystem is connected to the plurality of wired access network systems corresponding to the core network of the present invention through the exchange control module on the local network side; the circuit domain service exchange and control subsystem and the user through the gateway switching module and other similar core networks User equipment information database interconnection, and with external communication networks
- the packet domain subsystem is connected to the plurality of wired access network systems corresponding to the core network of the present invention by the packet service support node on the local network side; and the packet domain service routing and control subsystem is mutually exchanged by the packet routing gateway node and other similar core networks.
- the packet routing gateway node Connected to and connected to the external communication network Internet, packet data network, etc.
- the non-continuous mobile characteristic described in the present invention is supported by a wired user equipment having a wired discontinuous mobile function, a wireless/wired multimode user equipment, and a corresponding wired access network system capable of supporting a wired discontinuous mobile function.
- the wired core network performs security management, access control management, wired discontinuous mobility management, and communication management for wired discontinuous mobile communications of user equipment having a fixed unique number.
- the wired core network of the invention has basic functional features such as transmission, aggregation and exchange of the existing wired fixed core network, and provides various communication services such as circuit-switched call service, packet-switched call service, circuit data service, packet data service, and circuit for the user. Domain and packet domain short message service, multimedia service routing service, and related concurrent communication services, such as the base platform of communication and communication management, and the operation and maintenance management of the network system.
- the invention Compared with the existing wired fixed core network communication method and system, the invention has The wired core network method and system with discontinuous mobility characteristics change the existing wired core network to provide fixed, static, non-removable, dedicated, non-shareable and repetitive information transmission, aggregation, and for wired fixed access networks and wired fixed user equipments.
- the function of the switching, and the like, the number of the user equipment is no longer associated with the access port, the access location, and the wired access network, and the number can be moved and carried along with the wired user equipment, thereby avoiding the existing wired core network traffic.
- the lack of density has greatly increased the effectiveness of wired communication technology.
- FIG. 1 is a schematic diagram showing the composition and structure of a wired core network system having discontinuous mobility characteristics according to the present invention.
- 2 is a non-continuous mobile wired communication local network composed of a wired core network system with non-continuous mobile characteristics, a corresponding wired user equipment, a wireless/wired multi-mode user equipment, and a wired access network, and an internal cable of the local network.
- 3 is an embodiment of a structural relationship between a discontinuous mobile wireline communication local network constructed using the present invention and an external communication network, and communication with the accessed wired user equipment. detailed description
- the wired core network system with discontinuous mobility characteristics of the present invention includes: a circuit domain service switching and control subsystem 101, a packet domain service routing and control subsystem 102, and a user and user equipment information database subsystem. 103.
- Network Management Subsystem 104 The circuit domain service switching and control subsystem 101, the packet domain service routing and control subsystem 102 respectively connect the user and user equipment information database subsystem 103 through the internal interface protocol; the circuit domain service switching and control subsystem 101 and the packet domain service routing and The control subsystem 102 is interconnected by a network internal interface protocol; the operation and maintenance subsystem 104 connects all subsystems in the core network through an operational maintenance interface protocol.
- the circuit domain subsystem 101 is connected to a plurality of wired access network systems corresponding to the core network of the present invention through a switching control module, a transmission link, and a circuit domain service data and a control signaling interface protocol on the local network side;
- the internal interface protocol is interconnected with the circuit domain service switching and control subsystems of other similar core networks, user and user equipment information databases, and through external standard transmission links and communication interface protocols with external PSTN/ISDN, PLM, PDN, etc.
- Other communication network connections corresponds to the core network of the present invention on the local network side through a packet service support node, a transmission link, and a packet domain service data and a control signaling interface protocol.
- Multiple wired access network systems are connected; interconnected with packet-domain service routing and control subsystems of other similar core networks through packet routing gateway nodes and internal interface protocols, and through standard universal transmission links and communication interface protocols and external A connection to a packet data network (PDN), a public Internet network, or the like.
- PDN packet data network
- the circuit domain, the joint access location update of the packet domain, and the circuit domain paging using the packet domain can also be performed by the interconnection of the circuit domain subsystem 101 and the packet domain subsystem 102.
- the wired core network circuit domain service switching and control subsystem 101 of the present invention is a set of multiple logical functional entities providing telecommunication services, bearer services, supplementary services, and short message services for users, and realizing non-continuous mobile circuit domain real-time. Voice and data services call, control, and core services provided by the business.
- the switching control module On the side of the wired access network where the local network supports non-continuous mobile, the switching control module is responsible for discontinuous mobility management and connection of wired user equipment and wireless/wired multimode user equipment that can be discontinuously moved in its jurisdiction.
- the gateway switching module provides switching, transfer, transmission and interoperation of services, signaling data, short messages, database user information data, etc.;
- the gateway switching module provides interconnection and interworking functions with other types of communication networks such as external PSTN/ISDN, PLMN, and PDN.
- the subsystem 101 can provide non-continuous mobility management functions in addition to providing basic switching functions, including control and management of user equipment access registration, handover, roaming, etc. for local network access, and support for non-continuous mobility management.
- the subsystem '101 needs
- the packet domain service routing and control subsystem 102 of the wired core network of the present invention in FIG. 1 includes a service support node and a routing gateway node of a packet domain service of a discontinuous mobile wired core network, which is the present invention.
- the Ming core network provides the core of the packet domain service communication bearer.
- the packet service support node is mainly responsible for non-continuous mobility management of wired user equipment and wireless/wired multi-mode user equipment accessed in its jurisdiction.
- the packet routing gateway node provides the interworking function of the packet service; on the external packet network side, the packet routing node is the route and gateway connecting the external packet network.
- Non-continuous mobility management functions including support for discontinuous mobility management packet domain idle, connection, split state transition model, non-continuous mobility management periodic routing area update timer and user access timer Management functions, attach and detach, location management, clear flag settings, user equipment initiated and network initiated service requests, and joint attachment and joint location updates by interconnecting with circuit domain subsystem 101; with security features and network access Control, including non-continuous mobility management, authentication, number verification, signature allocation, user equipment identification, signaling and data encryption functions, signaling consistency protection, authentication parameter conversion reuse, etc.
- Security and confidentiality function providing network resource admission control according to QoS requirements; having user data management functions, including supporting insertion and deletion of user data, storing and modifying data content of user equipment in the packet area; having session management function, including support grouping Data protocol is idle, Connected, separated state model, activation, modification, deactivation of packet data protocol context; with routing and data forwarding functions; with related functions for accessing external packet data networks in transparent and non-transparent manner, including for wired non-continuous mobile users Device and wireless/wired multi-mode user equipment, packet communication service application dynamic allocation ⁇ address, static IP address translation and private address mapping and other user address management functions, in non-transparent mode with access to external servers for user authentication and other user authentication functions
- the billing information collection function that is, the billing information can be allocated for each activated packet data protocol context, and the billing information related to the packet resources of the external data network and the subsystem 102 is collected for each user equipment; Point (SSP) function; retains offline user equipment subscription information for later use; has network time synchronization function,
- the user and user equipment information database subsystem 103 of the wired core network of the present invention in FIG. 1 provides the subsystems 101, 102 with the necessary user and user equipment data information for the core of the present invention.
- the network system performs discontinuous mobility management, communication management, and security management. It is divided into three parts according to the purpose, namely, the home user information database, the access user information database, and the user equipment information database.
- the home subscriber information database is used for storing static data information such as registration information of the contracted non-contiguous mobile cable subscribers, information of the access capability of the telecommunications services, location information currently accessed by the user, setting information of the current supplementary service, and account management meter.
- the dynamic data information such as the fee can cooperate with the subsystems 101 and 102 to perform non-continuous mobility management such as real-time query and update of the user access location, and security management such as authentication and authentication.
- the specific functions are: basic user data of the home subscriber Management includes user number, category, status, basic service information, supplementary service information, roaming restriction information, other service subscription information, billing information, etc. Storage, update, retrieval, support circuit domain and packet domain discontinuous mobility management including Incoming location, routing update and deletion, roaming, handover, user authentication data information management and authentication functions, support call-related processing and routing information, and cooperate with user equipment to activate and deactivate supplementary services.
- the access user information database provides temporary storage management services for user data information for all home and non-attribute legal wired users accessing the local network, so as to provide necessary conditions for establishing a communication for the legitimate users to access.
- the specific functions are as follows:
- the non-continuous mobile cable subscribers that have been legally connected to the core network where the module is located provide temporary user data management including user number, category, status, basic service information, supplementary service information, roaming restriction information, other service subscription information, and accounting information.
- update, retrieval, support for circuit domain and packet domain discontinuous mobility management including user access location registration, communication routing update and deletion, support roaming, support handover, with the home user information database module to obtain, provide, update User data information and authentication support.
- the user equipment information database is used to store the non-contiguous mobile wired user equipment identification numbers of the subscribers in the home subscriber information database module to check the legitimacy of the wired subscriber equipment, thereby allowing or restricting the use of the user equipment in the network.
- the operation and maintenance subsystem 104 of the wired core network of the present invention performs centralized and remote centralized operation and maintenance management on each subsystem device of the core network of the present invention and the wired access network central office device, and manages user termination through the central office access device proxy. Enter the equipment and pass the operation and maintenance information through the standard
- the TNM network management interface is uploaded to the network maintenance management center.
- the wired core network system 200 with discontinuous mobility characteristics of the present invention and the corresponding wired access network, wired user equipment, and wireless/wired multi-mode user equipment supporting non-continuous mobility characteristics form a non- Continuously moving the wired communication network; wherein, the wired user equipment is a novel wired communication user equipment with non-continuous mobile function, wireless/wired multi-mode user
- the equipment can be 2G GSM/GPRS, IS-95A/B, etc., 3G WCDMA, cdma2000, TD-SCDMA, and 802.1x standard WLA Wi-Fi, WiMax, etc. or one or more other wireless technologies and wired discontinuous Multi-mode user equipment with mobile technology convergence.
- the circuit domain service switching and control subsystem 201 is connected to the wired access network through the circuit domain service data and the control signaling interface, and provides discontinuous mobility management, access control, switching, etc. for the wired subscriber circuit domain service communication.
- the subsystem 201 also connects external similar or other types of communication networks such as PSTN/ISDN, PLMN, PDN, etc. through a standard universal communication interface protocol to provide gateway services for outgoing and incoming calls.
- the packet domain service routing and control subsystem 202 is connected to the wired access network through the packet domain service data and the control signaling interface, and provides discontinuous mobility management, access control, and packet communication services for the accessed wired subscriber packet domain service communication.
- the subsystem 202 is also connected to an external homogeneous network or other type of network such as the Internet, PDN through a standard universal communication interface protocol, and provides a gateway service for packet routing and packet data forwarding for the user.
- the user equipment i having the discontinuous mobility characteristic accesses an access port supporting the non-continuous mobile wired access network 1 from the offline state
- the user equipment i is controlled by the wired access network 1
- the control signaling interface of the channel, circuit domain service switching and control subsystem 201 uploads the user information to the core network 200 of the present invention, and the subsystem 201 analyzes the subscriber number. If the number belongs to the core network 200, the subsystem 201 The user information is submitted to the home subscriber information database in the core network user and user equipment information database subsystem 203 for authentication to determine whether it is a legitimate access user. If it is illegal, the subsystem 201 will notify the wired access network 1 that the allocation is prohibited.
- the home subscriber information database in the subsystem 203 will update the user's information data, such as updating the user i's access port location, modifying the user equipment i offline
- the status is online idle state, etc., and accesses the user information database to establish a temporary access address for the user i.
- Data if the user does not belong to the core network, the user information needs to be forwarded by the gateway function of the subsystem 201 to the user of the home core network and the home user information database in the user equipment information database subsystem for authentication and update of the data.
- the information is returned to the subsystem 201 in the core network system 200.
- the subsystem 201 notifies the access user information database in the subsystem 203 to establish temporary access information data for the user i, and the subsystem 201 indicates the wired connection.
- the user equipment i is legally connected to the network 1 and can provide wired access resources for it.
- the wired access network 1 immediately informs the subsystem 201 through the control signaling interface, and the subsystem 201 indicates that the user information database of the user i updates the information data of the user, such as modifying the access port location to be unknown.
- the user status is offline, and the access user information database in the subsystem 203 is after the set time or after the user information
- the information database deletes the temporary access information data of the user i that has been established. If the legitimacy of the access user equipment needs to be checked, the user equipment i needs to pass its user equipment identification number through the control channel of the wired access network 1, the control signaling interface of the circuit domain service switching and control subsystem 201, and the subsystem 201.
- the information is transparently forwarded to the user equipment information database of the core network user and the user equipment information database subsystem to which the user belongs to check the legality of the user equipment, thereby allowing or restricting the use of the user equipment in the network.
- the core network system 300 of the present invention provides circuit domain services and signaling, 'packet domain services and signaling, and external PSTN/ISDN, PLMN, PSPDN, Internet, etc. through standard communication interfaces and protocols, respectively. Interconnection services for type communication networks.
- the wired user equipment m is a legitimate access user of the home wired subscriber core network system 300, and the user equipment of the external network calls the user equipment m through the external network, and the circuit domain service exchange and control in the core network 300 of the present invention.
- the gateway switching module of the subsystem 301 receives the call request for processing and finds that the called user equipment m belongs to the home subscriber information database in the subsystem 303 by analyzing the calling number, and obtains the user equipment m from the home subscriber information database.
- the current access area is located in the core network 300, and the location information and the user of the wired access network k accessed by the user m and the access port thereof are obtained from the access user information database of the database subsystem 303 in the core network 300.
- the service information, the subsystem 301 instructs the wired access network k that it controls to call the called user equipment m through the control channel, and the called user equipment m responds to the call to the subsystem 301 through the wired access network k, and the user equipment m starts ringing.
- the calling user equipment of the external network obtains a ringback notification; once the called user m picks up the phone to accept the call, the subsystem 301 That is, for the circuit domain service data interface bearer channel between the distribution and the wired access network k, the wired access network k immediately allocates the wired access service channel resource to the called user equipment m, and exchanges through the circuit domain subsystem 301.
- Functions such as function, voice codec and code rate selection, the external user equipment and the called user equipment m complete the establishment of the communication connection and start the service communication, and the subsystems 301 and 303 start to perform charging; the communication ends, the circuit domain
- the system 301 After receiving the on-hook information of the user equipment of any party, the system 301 immediately removes the bearer channel resources of the established switch connection and the interface with the cable access network k, and the cable access network k reclaims the wired access service allocated to the user equipment m. Channel resources, while billing stop billing information is recorded and stored, so far for external networks
- the complete circuit domain communication process of the user equipment calling the user equipment m ends.
- the external network user equipment makes a call, and the user equipment m belongs to the user information database, and the called user m is sent offline or shuts down by the subsystem 301, and the home user of the user equipment m
- the information database will store a call record of the external network user equipment, so that when the user equipment m is accessed again or turned on online, a recording prompt that the external network user equipment sent by the subsystem 301 has called is obtained.
- the packet domain subsystem 302 of the core network system 300 of the present invention can also support the user equipment m to perform packet domain service communication at the same time, and the user equipment m needs
- the location and identity registration of the packet service support node in the packet domain subsystem 302 and the home subscriber information database in the database subsystem 303 are first performed through the wired access network k to which it is accessed.
- Network attachment, the wired access network k performs access control and access channel resource allocation during the attach process, and supports the home subscriber information in the node and database subsystem 303 through the packet service in the packet domain subsystem 302.
- the database authenticates and secures the user equipment m, and obtains subscription information of the user m.
- the user equipment m sends a packet data protocol (PDP) context activation request to the packet service support node in the packet domain subsystem 302.
- Packet Data Protocol (PDP) context contains an access point name (APN)
- APN access point name
- the packet service support node of the packet domain subsystem 302 determines the accessibility of the access point name (APN) and obtains the routing gateway address in the subsystem 302, and sets the packet data protocol.
- the context activation request is forwarded to the gateway address, and the routing gateway node controls the dynamic address allocation and access authentication permission of the user equipment m, and then the user equipment m and the service support node and the sub-group in the packet domain subsystem 302 Quality of Service (QoS) negotiation between routing gateways in system 302, allocation of access bearers, and finally using the tunneling technology between the packet service support node and the routing gateway in the packet domain subsystem 302 and the routing gateway function to complete the user
- QoS Quality of Service
- the packet m service communication between the device m and the external packet data network such as the Internet or the PSPDN, the service support node and the home subscriber information database start charging information collection; when the communication ends, the packet data protocol context is deactivated, the access bearer is released, Go to attach.
- the foregoing embodiments of the present invention are not limited to the access of the corresponding wired user equipment, and may also utilize the corresponding wireless/wired multi-mode user equipment in the wired core network of the present invention, and the wireless mobile core network and the wired non-continuous of the present invention.
- the mobile core network convergence application implements the advantages of the present invention.
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN2004100508890A CN100407622C (zh) | 2004-07-30 | 2004-07-30 | 具有非连续移动特性的有线核心网系统及方法 |
CN200410050889.0 | 2004-07-30 |
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WO2006010335A1 true WO2006010335A1 (fr) | 2006-02-02 |
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PCT/CN2005/001144 WO2006010335A1 (fr) | 2004-07-30 | 2005-07-28 | Systeme de reseau central cable a mobilite discontinue, et procede correspondant |
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US11729588B1 (en) | 2021-09-30 | 2023-08-15 | T-Mobile Usa, Inc. | Stateless charging and message handling |
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CN101094061B (zh) | 2006-06-24 | 2011-08-24 | 华为技术有限公司 | 数字网关系统、设备和网络终端设备的接入签权认证方法 |
WO2009026942A1 (de) * | 2007-08-24 | 2009-03-05 | T-Mobile International Ag | Dynamische netzwerkauswahl |
JP5241763B2 (ja) * | 2010-03-24 | 2013-07-17 | 株式会社日立製作所 | 通信システムおよび通信システムの制御方法 |
CN102172054A (zh) * | 2011-04-29 | 2011-08-31 | 华为终端有限公司 | 一种发送短消息的方法及装置 |
US11943836B1 (en) | 2021-05-06 | 2024-03-26 | T-Mobile Usa, Inc. | Service-based architecture for internet protocol multimedia subsystem |
CN113347169B (zh) * | 2021-05-25 | 2022-09-06 | 浙江科技学院 | 一种基于无线移动与有线非连续移动的通信系统 |
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CN1479493A (zh) * | 2002-08-31 | 2004-03-03 | 深圳市中兴通讯股份有限公司 | 一种接入系统 |
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US6292481B1 (en) * | 1997-09-16 | 2001-09-18 | Bell Atlantic Network Services, Inc. | Inter-carrier signaling and usage accounting architecture for internet telephony |
CN1377559A (zh) * | 1999-08-23 | 2002-10-30 | 摩托罗拉公司 | 域选择系统和方法 |
Cited By (1)
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US11729588B1 (en) | 2021-09-30 | 2023-08-15 | T-Mobile Usa, Inc. | Stateless charging and message handling |
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CN1728639A (zh) | 2006-02-01 |
CN100407622C (zh) | 2008-07-30 |
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