WO2011026352A1 - 一种跨信令网的信息发送方法、系统及装置 - Google Patents

一种跨信令网的信息发送方法、系统及装置 Download PDF

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Publication number
WO2011026352A1
WO2011026352A1 PCT/CN2010/073142 CN2010073142W WO2011026352A1 WO 2011026352 A1 WO2011026352 A1 WO 2011026352A1 CN 2010073142 W CN2010073142 W CN 2010073142W WO 2011026352 A1 WO2011026352 A1 WO 2011026352A1
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Prior art keywords
signaling
network
point
message
destination
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English (en)
French (fr)
Chinese (zh)
Inventor
荀志坚
梁庆永
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ZTE Corp
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ZTE Corp
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Priority to US13/389,956 priority Critical patent/US20120151076A1/en
Priority to IN1266DEN2012 priority patent/IN2012DN01266A/en
Priority to EP10813274.7A priority patent/EP2456149B1/en
Publication of WO2011026352A1 publication Critical patent/WO2011026352A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/64—Hybrid switching systems
    • H04L12/6418—Hybrid transport
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H04L61/09—Mapping addresses
    • H04L61/25—Mapping addresses of the same type
    • H04L61/2596—Translation of addresses of the same type other than IP, e.g. translation from MAC to MAC addresses

Definitions

  • the present invention relates to the field of wireless communications, and in particular, to a method, system and apparatus for transmitting information across a signaling network in the case of multiple signaling networks.
  • the User Adaptation Layer of Message Transmission Part 3 (Message Transfer Part 3 - User Adaptation) is described in the Signal Transport Protocol (SIGTRAN) protocol stack defined by The Internet Engineering Task Force (IETF).
  • SIGTRAN Signal Transport Protocol
  • IETF Internet Engineering Task Force
  • M3UA Layer
  • the Layer (M3UA) protocol is mainly used for interworking between the No. 7 signaling network and the IP (Internet Protocol) network.
  • IP Signaling Transfer Point IPSTP
  • the point has a transfer function.
  • M3UA uses the Network Appearance parameter to indicate the type of signaling network to divide different signaling networks.
  • the network appearance parameter generally takes 4 bytes. Different signaling networks are logically isolated and disconnected from each other. Different signaling networks may have the same signaling point code.
  • the signaling point code is the address of the signaling point and is used to identify the signaling point.
  • the technical problem to be solved by the present invention is to provide a method, system and device for transmitting information across a signaling network, and implementing message interaction and signaling network management in different signaling networks while retaining existing signaling configurations. .
  • the present invention provides a method for transmitting information across a network, including: When the signaling transfer point belongs to more than one signaling network, the mapping relationship between different signaling networks is set on the signaling transfer point according to the interaction of different signaling networks; the signaling transfer point belongs to The signaling network includes a first signaling network and a second signaling network; and the signaling transfer point determines the first signaling after receiving the message indicating the destination signaling point code sent by the first signaling network. When there is no signaling point in the network where the signaling point code is the destination signaling point code, the message is converted into a message of the second signaling network according to the mapping relationship, and the destination signaling point of the converted message is determined. When reachable in the second signaling network, the message is forwarded in the second signaling network.
  • the above method also has the following characteristics:
  • the mapping relationship includes a correspondence between the network types of the first signaling network and the second signaling network; and the step of converting the message into the message of the second signaling network according to the mapping relationship includes: The mapping relationship converts the destination signaling point code in the first signaling network into a destination signaling point code in the second signaling network;
  • the step of forwarding the message in the second signaling network includes: a signaling point in the second signaling network is a signaling point of the destination signaling point code, and the signaling point is in the When the second signaling network is reachable, the message is forwarded in the second signaling network.
  • the mapping relationship includes a correspondence between network types of the first signaling network and the second signaling network; and the step of converting the message into a message of the second signaling network according to the mapping relationship includes: the After the transit point receives the destination point status query message that carries the destination signaling point code sent by the first signaling network, it determines that the unconfigured signaling point code in the first signaling network is the adjacency of the destination signaling point code. During the office, converting the destination signaling point code in the first signaling network to the destination signaling point code in the second signaling network according to the mapping relationship;
  • the step of forwarding the message in the second signaling network includes: a signaling point in the second signaling network is a signaling point of the destination signaling point code, and a status of the signaling point When the office direction is reachable, the message is forwarded in the second signaling network.
  • the above methods also include:
  • a signaling point code is a signaling point of the destination signaling point code in the second signaling network, and determining that the status of the signaling point is an unreachable state
  • First signaling network Returning the office route unreachable message; when determining that the state of the signaling point is a congestion state, returning a signaling point congestion message to the first signaling network.
  • the mapping relationship includes a correspondence between network types of the first signaling network and the second signaling network; and the step of converting the message into a message of the second signaling network according to the mapping relationship includes: the After the transit point receives the signaling point congestion message that carries the destination signaling point code sent by the first signaling network, it determines that the unconfigured signaling point code in the first signaling network is the adjacency of the destination signaling point code. During the office, the destination signaling point code in the first signaling network is converted into the destination signaling point code in the second signaling network according to the mapping relationship.
  • the mapping relationship includes a correspondence between a network type of the first signaling network and the second signaling network and a correspondence relationship between the signaling point codes;
  • the step of converting the message into the message of the second signaling network according to the mapping relationship comprises: converting the destination signaling point code in the first signaling network into the second message according to the mapping relationship The second destination signaling point code in the network.
  • the present invention further provides a system for implementing message interaction across network types, including a signaling transfer point that belongs to more than one signaling network at the same time, and the signaling transfer point includes a mapping relationship setting unit and a message forwarding unit is configured to: set a mapping relationship between different signaling networks on the signaling transfer point according to requirements of different signaling network interactions; the message forwarding unit is configured to: receive After determining, by the first signaling network, the message indicating the destination signaling point code, determining that the signaling point code is not the signaling point of the destination signaling point code in the first signaling network, according to the The mapping relationship converts the message into a message of the second signaling network. When it is determined that the destination signaling point of the converted message is reachable in the second signaling network, the message is forwarded in the second signaling network.
  • the mapping relationship saved by the mapping relationship setting unit includes a correspondence between network types of the first signaling network and the second signaling network; the message forwarding unit is configured to: receive an indication sent by the first signaling network After the destination signaling code message is received, it is determined that there is no signaling point code in the first signaling network. Transmitting the destination signaling point code in the first signaling network into the destination signaling point code in the second signaling network according to the mapping relationship, and signaling the point code of the point code to the destination, the second letter When the signaling point code is a signaling point of the destination signaling point code in the network, and the signaling point is reachable in the second signaling network, the message is in the second signaling network. Forward.
  • the mapping relationship saved by the mapping relationship setting unit includes a correspondence between the network types of the first signaling network and the second signaling network; the message forwarding unit is configured to: receive the carrying purpose of the first signaling network After determining the destination point status query message of the signaling point code, when determining that the signaling point code in the first signaling network is not the adjacent office of the destination signaling point code, the first signaling network is determined according to the mapping relationship.
  • the destination signaling point code is converted into a destination signaling point code in the second signaling network, and the signaling point code in the second signaling network is a signaling point of the destination signaling point code and the signaling point is When the status is reachable, the message is forwarded in the second signaling network.
  • the message forwarding unit is further configured to: determine that a signaling point code in the second signaling network is a signaling point of the destination signaling point code, and determine that the status of the signaling point is an unreachable state in an office direction, Returning an office unreachable message to the first signaling network; and determining that the state of the signaling point is a congestion state, returning a signaling point congestion message to the first signaling network.
  • the mapping relationship saved by the mapping relationship setting unit includes a correspondence between network types of the first signaling network and the second signaling network; the message forwarding unit is configured to send the message according to the mapping relationship in the following manner
  • the message converted into the second signaling network after receiving the signaling point congestion message that carries the destination signaling point code sent by the first signaling network, determining that the signaling point code is not configured in the first signaling network is the purpose When the neighboring office of the signaling point code is used, the destination signaling point code in the first signaling network is converted into the destination signaling point code in the second signaling network according to the mapping relationship.
  • the mapping relationship saved by the mapping relationship setting unit includes a correspondence between a network type of the first signaling network and the second signaling network and a correspondence relationship of the signaling point code; the message forwarding unit is configured to be configured according to the following manner
  • the mapping relationship converts the message into a message of the second signaling network: receiving After determining, by the first signaling network, the message indicating the destination signaling point code, determining that the signaling point code is not the signaling point of the destination signaling point code in the first signaling network, The mapping relationship converts the destination signaling point code in the first signaling network into the second destination signaling point code in the second signaling network, and forwards the second signaling signaling code in the second signaling network.
  • the signaling transfer point further includes a state management unit, and the state management unit is configured to: maintain a state of a signaling transfer point between different signaling networks.
  • the status management unit is configured to: when the office route reachable message is received, update the status of the signaling transfer point to an office reachable state; when receiving the office unreachable message, transfer the signaling The status of the point is updated to the office unreachable status; when the signaling point congestion (SCON) message is received, the status of the signaling is forwarded, and the status of the * is updated to the congestion status.
  • SCON signaling point congestion
  • the present invention further provides a signaling transfer point, where the signaling transfer point belongs to more than one signaling network, and the signaling transfer point includes:
  • mapping relationship setting unit configured to: set a mapping relationship between different signaling networks on the signaling transfer point according to requirements of different signaling network interactions;
  • a message forwarding unit configured to: after receiving the message indicating the destination signaling point code sent by the first signaling network, determining that the signaling point code does not exist in the first signaling network is the destination signaling point When the signaling point of the code is used, the message is converted into a message of the second signaling network according to the mapping relationship, and when the destination signaling point of the converted message is determined to be reachable in the second signaling network, the message is received. Forwarding in the second signaling network.
  • the above system also has the following characteristics:
  • the mapping relationship includes a correspondence between network types of the first signaling network and the second signaling network; the message forwarding unit is configured to convert the message into the second signaling network according to the mapping relationship in the following manner The message is: converting the destination signaling point code in the first signaling network into the destination signaling point code in the second signaling network according to the mapping relationship.
  • the above system also has the following characteristics:
  • the mapping relationship includes a correspondence between network types of the first signaling network and the second signaling network and a correspondence relationship between the signaling point codes;
  • the message forwarding unit is configured to convert the message into a second signaling network according to the mapping relationship in the following manner: according to the mapping relationship, the destination signaling in the first signaling network in the message
  • the point code is converted into a second destination signaling point code in the second signaling network.
  • the message forwarding unit is configured to: after receiving the destination point status query message that carries the destination signaling point code sent by the first signaling network, determine that the signaling point code is not configured in the first signaling network as the destination message When the neighboring office of the point code is used, the destination signaling point code in the first signaling network is converted into the destination signaling point code in the second signaling network according to the mapping relationship, and signaling exists in the second signaling network. When the point code is the signaling point of the destination signaling point code and the status of the signaling point is office-accessible, the message is forwarded in the second signaling network.
  • the above system also has the following characteristics:
  • the message forwarding unit is further configured to: determine that a signaling point code in the second signaling network is a signaling point of the destination signaling point code, and determine that the status of the signaling point is an unreachable state in an office direction, Returning an office unreachable message to the first signaling network; and determining that the state of the signaling point is a congestion state, returning a signaling point congestion message to the first signaling network.
  • the signaling transfer point further includes:
  • the state management unit is configured to: maintain the state of the signaling transfer point between different signaling networks.
  • mapping relationship between different signaling networks is set on the signaling transfer point in the case of retaining the existing signaling configuration, in different signaling networks that are not originally interworking.
  • 1 is a structural diagram of a signaling transfer point in a system for implementing message interaction across network types in an embodiment
  • 2 is a flow chart of a method of transmitting information across a signaling network.
  • a system for implementing message interaction across network types includes a signaling transfer point that belongs to more than one signaling network at the same time.
  • the signaling transfer point includes a mapping relationship setting unit, a message forwarding unit, and a state.
  • Management unit
  • mapping relationship setting unit configured to save a mapping relationship between different signaling networks set by the user according to the needs of different signaling network interactions;
  • the signaling network to which the signaling conversion point belongs includes a first signaling network and a second signaling
  • the mapping relationship refers to the correspondence between the network types of the first signaling network and the second signaling network, or the correspondence between the network types of the first signaling network and the second signaling network, and signaling. The correspondence of the point codes.
  • a message forwarding unit configured to: after receiving the message indicating the destination signaling point code sent by the first signaling network, determining that the signaling point code does not exist in the first signaling network is the destination signaling point code And signaling, when the message is converted into a message of the second signaling network according to the mapping relationship, and determining that the destination signaling point of the converted message is reachable in the second signaling network, the message is in the Forwarded in the second signaling network.
  • the message forwarding unit processes the data message, the destination point status query message, and the signaling point congestion message sent by the first signaling network in the same manner as described in the following method.
  • a state management unit configured to maintain a state of a signaling transfer point between different signaling networks; specifically, when the office route reachable message is received, the state of the signaling transfer point is updated to an office reachable state; When the office arrives at the unreachable message, the status of the signaling transfer point is updated to the office unreachable state; when the signaling point congestion (SCON) message is received, the status of the signaling transfer point is updated to Congested state.
  • SCON signaling point congestion
  • the method for transmitting information across the signaling network includes the following steps:
  • Step 201 When the signaling transfer point belongs to more than one signaling network at the same time, set a mapping relationship between different signaling networks on the signaling transfer point according to the requirements of different signaling network interactions;
  • the network types of different signaling networks are different, and the network type of the signaling network can be represented by the appearance of the network.
  • Signaling points in different signaling networks may have the same signaling point code.
  • This mapping can include different The correspondence between the network types of the signaling networks, or the correspondence between the signaling point codes of different signaling networks.
  • the mapping relationship on the signaling transfer point is set according to the needs of different signaling network communication.
  • different signaling network communication needs to convert the network type
  • the corresponding relationship of the network types of different signaling networks is set;
  • the communication needs to convert the signaling point code, and the correspondence relationship of the signaling point code is set in addition to the correspondence of the network type.
  • mappings There are many ways to implement this mapping. You can use a simple correspondence table, or a database table, or you can map algorithms such as hash algorithms.
  • Step 202 After receiving the message indicating the destination signaling point code sent by the first signaling network (ie, the incoming signaling network, the network from which the IPSTP received message is sent), the signaling transfer point determines the first letter.
  • the message is converted into the second signaling network according to the mapping relationship (ie, the outgoing signaling network, the IPSTP receives the The message to be sent to the destination network), when it is determined that the destination signaling point of the converted message is reachable in the second signaling network, the message is forwarded in the second signaling network.
  • This embodiment is used to describe the forwarding process of data messages on IPSTP.
  • the signaling transfer point belongs to the first signaling network and the second signaling network, and the mapping relationship configured on the IPSTP includes the correspondence between the network types of the first signaling network and the second signaling network.
  • Step 301 The signaling transfer point receives the data message sent by the incoming network (that is, the first signaling network, denoted as netl), and the network appearance (netl) and target signaling of the first signaling network carried in the message Point signaling point code (spcl);
  • Step 302 The signaling transfer point determines that the corresponding office direction is not configured in the first signaling network, that is, there is no signaling point in the first signaling network that the signaling point code is spcl;
  • Step 303 The signaling transfer point converts the destination signaling point code (spcl) in the first signaling network (netl) into the second signaling network (net2) according to the set mapping relationship.
  • Signaling point code ( spcl ) Signaling point code ( spcl ) ;
  • Step 304 After the conversion is completed, performing message routing in the second signaling network; the routing is successful, that is, the signaling point with the signaling point code being spcl exists in the second signaling network, and the signaling point is in the second letter.
  • the message is forwarded and the message is forwarded; otherwise, step 305 is continued;
  • Step 305 If the office route is reachable (that is, the converted signaling point code is reachable in the second signaling network) and the remote user is unreachable, and the source signaling point is a direct office, the user that is sent back to the peer end is unreachable.
  • Destination User Part Unavailable (DUPU) message because the remote user is unreachable; the affected signaling point code is spcl, and the network appearance is net2; if the office direction (netl+spcl) is unreachable, the peer destination point is sent back.
  • Destination Unavailable (DU A) the affected signaling point is spc 1 and the network appearance is net2.
  • This embodiment is used to describe the forwarding process of the destination state audit (DAUD) message on IPSTP.
  • the signaling transfer point belongs to the first signaling network and the second signaling network at the same time;
  • the mapping relationship configured on the IPSTP includes the correspondence between the network types of the first signaling network and the second signaling network.
  • Step 401 The signaling transfer point receives the DAUD message whose affected signaling point code in the first signaling network (netl) is spcl.
  • Step 402 The signaling transfer point determines that the neighboring office with the signaling point code being spcl is not configured in the first signaling network.
  • Step 404 The signaling transfer point converts spcl in the first signaling network (netl) into spcl in the second signaling network (net2) according to the set mapping relationship.
  • Step 405 After the completion of the conversion, if the signaling point code is the signaling point of the destination signaling point code in the second signaling network, determine that the signaling point code in the second signaling network is spcl signaling. The status of the point, when the signaling point is in the office reachable state, the message is forwarded in the second signaling network, and the office reachable message is returned to the first signaling network; When the unreachable state is reached, the office route unreachable message is returned to the first signaling network; when the signaling point is in the congestion state, a Signaling CONgestion (SCON) message is returned to the first signaling network.
  • SCON Signaling CONgestion
  • This embodiment is used to describe the forwarding process of SCON messages on IPSTP.
  • the signaling transfer point belongs to the first signaling network and the second signaling network at the same time;
  • the mapping relationship configured on the IPSTP includes the correspondence between the network types of the first signaling network and the second signaling network.
  • Step 501 The signaling transfer point receives the relevant signaling point in the first signaling network (netl) (Concerned
  • Step 502 The signaling transfer point determines that the neighboring office with the point code is spcl is not configured in the first signaling network.
  • Step 503 The signaling transfer point is in the first signaling network (netl) according to the set mapping relationship. Spcl is converted to spcl in the second signaling network (net2);
  • Step 504 After the conversion is completed, perform message routing in the second signaling network, and forward the message to the signaling point whose signaling point code is spcl.
  • the signaling transfer point belongs to the first signaling network and the second signaling network at the same time, and the mapping relationship configured on the IPSTP includes the correspondence between the network types of the first signaling network and the second signaling network and the signaling point code.
  • Step 601 The signaling transfer point receives the data message sent by the incoming network (ie, the first signaling network, denoted as netl), and the network type (netl) of the first signaling network carried in the message And signaling point code (spcl) of the target signaling point;
  • Step 602 The signaling transfer point does not have a corresponding office route configured in the first signaling network, that is, the signaling point with the signaling point code being spcl does not exist in the first signaling network, and the message cannot be forwarded;
  • Step 603 The signaling transfer point converts the destination signaling point code spcl in the first signaling network (netl) in the message to the destination signal in the second signaling network (net2) according to the set mapping relationship.
  • Step 604 after the completion of the conversion, performing message routing in the second signaling network; if the routing is successful, the message is forwarded and the message is forwarded, otherwise the DU A or DUPU message is returned to the opposite end.
  • message interaction is implemented in different signaling networks that are not originally interworking and Signaling network management.
  • the present invention sets a mapping relationship between different signaling networks on the signaling transfer point while retaining the existing signaling configuration, and different letters that are not originally intercommunicated. Enable message interaction and signaling network management in the network.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)
PCT/CN2010/073142 2009-09-03 2010-05-24 一种跨信令网的信息发送方法、系统及装置 Ceased WO2011026352A1 (zh)

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US13/389,956 US20120151076A1 (en) 2009-09-03 2010-05-24 Method, System and Apparatus for Transmitting Information across Signaling Networks
IN1266DEN2012 IN2012DN01266A (enExample) 2009-09-03 2010-05-24
EP10813274.7A EP2456149B1 (en) 2009-09-03 2010-05-24 Method, system and apparatus for transmitting information across signaling networks

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CN200910171290.5A CN102006523B (zh) 2009-09-03 2009-09-03 一种跨信令网的信息发送方法及系统

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KR20090037154A (ko) * 2007-10-11 2009-04-15 주식회사 케이티프리텔 다중 신호점을 이용한 백업 방법 및 시스템

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