CN106489253B

CN106489253B - Intermediate node, infrastructure node and M2M service message retransmission method

Info

Publication number: CN106489253B
Application number: CN201480080527.8A
Authority: CN
Inventors: 于琦; 陶源; 甄斌
Original assignee: Huawei Technologies Co Ltd
Current assignee: XFusion Digital Technologies Co Ltd
Priority date: 2014-08-20
Filing date: 2014-08-20
Publication date: 2019-10-18
Anticipated expiration: 2034-08-20
Also published as: WO2016026098A1; CN106489253A

Abstract

A kind of intermediate node, infrastructure node and M2M service message retransmission method, the middle node MN includes: transmission unit, for the MN after infrastructure node IN registration, the topology information of the MN is sent to the IN, the topology information includes the identification information for being registered to the application service node ASN and application specific node ADN of the MN；Indicating unit is used to indicate the IN and stores the topology information, so that the IN forwards the M2M service message according to the identification information of purpose ASN or ADN in the topology information and Machine To Machine M2M service message.In the program, M2M service message is not necessarily to be transmitted to the MN of all connections, and the MN for only having purpose ASN or ADN to register participates in the repeating process of the M2M service message, saves the signal resource of M2M system compared with the existing technology.

Description

Intermediate node, infrastructure node and M2M service message retransmission method

Technical field

The present invention relates to internet of things field more particularly to a kind of intermediate node (English: Middle Node, referred to as: MN), infrastructure node (English: Infrastructure Node, abbreviation: IN) and Machine To Machine (English: Machine- To-Machine, referred to as: M2M) service message retransmission method.

Background technique

M2M communication be it is a kind of with machine intelligence interaction be core, networking application and service, by inside machine Wirelessly or non-wirelessly communication module and application handle logic for insertion, the data communication for being not necessarily to manual intervention are realized, to meet user To the information system requirement of monitoring, command scheduling, data acquisition and measurement etc..

The system for realizing M2M communication is known as M2M system, and M2M system has following several possible frameworks, the first framework packet IN, MN and application service node (English: Application Service Node, abbreviation: ASN) are included, second of framework includes IN, MN and application specific node (English: Application Dedicated Node, abbreviation: ADN), the third framework includes IN, MN, ASN and ADN.It is as shown in Figure 1 the structural schematic diagram of the third framework, IN can connect multiple MN, each MN connection Multiple ASN and/or ADN；IN can also be directly connected to multiple ASN and/or ADN, IN between ASN, between ADN or ASN with M2M service message is forwarded between ADN, to realize M2M business.

In the case where IN connection multiple MN, IN first has to each MN, each MN that send M2M service message to connection After receiving M2M service message, the purpose ASN or ADN of the M2M service message are determined, the MN that purpose ASN or ADN are connected will The M2M service message is transmitted to purpose ASN or ADN.As it can be seen that during forwarding a M2M service message, IN need by M2M service message is transmitted to the MN of all connections, therefore each MN requires to participate in M2M service message repeating process, this Result in the serious waste of M2M system signaling resource.

Summary of the invention

A kind of MN, IN and M2M service message retransmission method is provided in the embodiment of the present invention, to solve existing M2M industry The problem of M2M system signaling resource serious waste present in message forwarding method of being engaged in.

In order to solve the above-mentioned technical problem, the embodiment of the invention discloses following technical solutions:

According to a first aspect of the embodiments of the present invention, a kind of middle node MN is provided, comprising:

The topology information of the MN is sent to institute for the MN after infrastructure node IN registration by transmission unit IN is stated, the topology information includes the mark letter for being registered to the application service node ASN and application specific node ADN of the MN Breath；

Indicating unit is used to indicate the IN and stores the topology information so that the IN according to the topology information and The identification information of purpose ASN or ADN in Machine To Machine M2M service message forward the M2M service message.

With reference to first aspect, in the first possible implementation of the first aspect, the indicating unit, it is specific to use In:

It indicates the IN creation network topology attribute, and the topology information is stored in the network topology attribute In.

With reference to first aspect or the first possible implementation of first aspect, second in first aspect are possible Implementation in, the indicating unit is also used to:

If it is detected that the ASN or ADN that are registered on the MN change, opened up according to the variation of ASN or ADN update It is sent to the IN after flutterring information, indicates that the IN updates the topology information.

The possible implementation of second with reference to first aspect, in the third possible implementation of first aspect In, the indicating unit is specifically used for:

If having new ASN or ADN to register in the MN, the mark of new ASN or ADN are added in the topology information Information；

If the ASN or ADN that are registered on the MN are registered up in the MN, deletes and go in the topology information The identification information of the ASN or ADN of registration.

According to a second aspect of the embodiments of the present invention, a kind of infrastructure node IN is provided, comprising:

Receiving unit, for receiving the topology information of middle node MN, the topology information is that the MN is infused in the IN It is sent after volume, the identification information including the application service node ASN and application specific node ADN that are registered on the MN；

Storage unit, for storing the topology information according to the storage of MN instruction；

Retransmission unit, for the identification information according to purpose ASN or ADN in the topology information and M2M service message Forward the M2M service message.

In conjunction with second aspect, in the first possible implementation of the second aspect, the storage unit is specific to use In:

It indicates creation network topology attribute according to the storage of the MN and the topology information is stored in the network to open up It flutters in attribute.

In conjunction with the possible implementation of the first of second aspect or second aspect, second in second aspect may Implementation in, further include updating unit, for updating the topology information according to the update instruction of the MN.

According to a third aspect of the embodiments of the present invention, a kind of middle node MN is provided, comprising:

Storage unit stores the topology information of the MN for the MN after infrastructure node IN registration, described to open up Flutter the identification information that information includes the application service node ASN being registered on the MN and application specific node ADN；

Transmission unit, for sending topology information storage notice to the IN, so that the IN is according to the topology information The M2M service message is forwarded with the identification information of purpose ASN or ADN in M2M service message.

In conjunction with the third aspect, in the first possible implementation of the third aspect, the storage unit is specific to use In:

Network topology attribute is created, and the topology information is stored in the network topology attribute.

In conjunction with the possible implementation of the first of the third aspect or the third aspect, second in the third aspect may Implementation in, further include receiving unit and processing unit, in which:

The receiving unit, the subscription message sent for receiving the IN, the subscription message is for requesting the MN Topology information update notification is sent after updating the topology information；

The processing unit, for if it is detected that the ASN or ADN that are registered on the MN change, according to ASN or The variation of ADN updates the topology information, and the transmission unit is notified to send the topology information update notification to the IN；

The transmission unit is also used to send the topology information update to the IN according to the notice of the processing unit Notice.

In conjunction with second of possible implementation of the third aspect, in the third possible implementation of the third aspect In, the processing unit is specifically used for:

According to a fourth aspect of the embodiments of the present invention, a kind of infrastructure node IN is provided, comprising:

Receiving unit, the topology information storage notice that the middle node MN for receiving registration is sent；

Transmission unit, the purpose application service section in the topology information and M2M service message for being stored according to the MN The identification information of point ASN or application specific node ADN forward the M2M service message, and the topology information includes being registered to institute State the identification information of the ASN and ADN on MN.

In conjunction with fourth aspect, in the first possible implementation of the fourth aspect, the transmission unit, be also used to The MN, which is sent, subscribes to message, and the subscription message is for requesting the MN to send topology information after updating the topology information Update notification；

The receiving unit, is also used to receive the topology information update notification that the MN is sent, and the topology information updates Notice is that the MN detects that the ASN or ADN being registered on the MN change, and updates institute according to the variation of ASN or ADN It states and sends after topology information.

According to a fifth aspect of the embodiments of the present invention, a kind of middle node MN is provided, comprising:

The topology information of the MN is sent to described by transceiver for the MN after infrastructure node IN registration IN, the topology information include the mark letter for being registered to the application service node ASN and application specific node ADN of the MN Breath；

Processor is used to indicate the IN and stores the topology information, so that the IN is according to the topology information and M2M The identification information of purpose ASN or ADN in service message forward the M2M service message.

In conjunction with the 5th aspect, in the first possible implementation of the 5th aspect, the processor is specifically used for:

In conjunction with the first possible implementation of the 5th aspect or the 5th aspect, second at the 5th aspect may Implementation in, the processor is also used to:

If it is detected that the ASN or ADN that are registered on the MN change, the IN is indicated according to the variation of ASN or ADN Update the topology information.

In conjunction with second of possible implementation of the 5th aspect, in the third possible implementation of the 5th aspect In, the processor is specifically used for:

According to a sixth aspect of the embodiments of the present invention, a kind of infrastructure node IN is provided, comprising:

Receiver, for receiving the topology information of middle node MN, the topology information is that the MN is registered in the IN It sends afterwards, the identification information including the application service node ASN and application specific node ADN that are registered on the MN；

Memory, for storing the topology information according to the storage of MN instruction；

Transmitter, for being turned according to the identification information of purpose ASN or ADN in the topology information and M2M service message Send out M2M service message described.

In conjunction with the 6th aspect, in the first possible implementation of the 6th aspect, the memory is specifically used for:

In conjunction with the first possible implementation of the 6th aspect or the 6th aspect, second at the 6th aspect may Implementation in, further include processor, for updating the topology information according to the update instruction of the MN.

According to a seventh aspect of the embodiments of the present invention, a kind of middle node MN is provided, comprising:

Memory stores the topology information of the MN, the topology for the MN after infrastructure node IN registration Information includes the identification information of the application service node ASN being registered on the MN and application specific node ADN；

Transmitter, for sending topology information storage notice to the IN so that the IN according to the topology information and The identification information of purpose ASN or ADN in M2M service message forward the M2M service message.

In conjunction with the 7th aspect, in the first possible implementation of the 7th aspect, the memory is specifically used for:

In conjunction with the first possible implementation of the 7th aspect or the 7th aspect, second at the 7th aspect may Implementation in, further include receiver and processor, in which:

The receiver, the subscription message sent for receiving the IN, the subscription message is for requesting the MN to exist Topology information update notification is sent after updating the topology information；

The processor, for if it is detected that the ASN or ADN that are registered on the MN change, according to ASN or ADN Variation update the topology information, and the transmitter is notified to send the topology information update notification to the IN；

The transmitter is also used to send the topology information to the IN according to the notice of the processor and update and lead to Know.

In conjunction with second of possible implementation of the 7th aspect, in the third possible implementation of the 7th aspect In, the processor is specifically used for:

According to a eighth aspect of the embodiments of the present invention, a kind of infrastructure node IN is provided, comprising:

Receiver, the topology information storage notice that the middle node MN for receiving registration is sent；

Transmitter, the purpose application service node in the topology information and M2M service message for being stored according to the MN The identification information of ASN or ADN forwards the M2M service message, the topology information include the ASN being registered on the MN or The identification information of ADN.

In conjunction with eighth aspect, in the first possible implementation of eighth aspect, the transmitter is also used to institute It states MN and sends subscription message, the subscription message is for requesting the MN to send topology information more after updating the topology information New notice；

The receiver, is also used to receive the topology information update notification that the MN is sent, and the topology information updates logical Know that the MN detects that the ASN or ADN being registered on the MN change, and according to the variation of ASN or ADN update It is sent after topology information.

According to a ninth aspect of the embodiments of the present invention, a kind of Machine To Machine M2M service message retransmission method is provided, is wrapped It includes:

The topology information of the MN is sent to the IN after infrastructure node IN registration by middle node MN, described Topology information includes the identification information for being registered to the application service node ASN and application specific node ADN of the MN；

The MN indicates that the IN stores the topology information, so that the IN is according to the topology information and M2M business The identification information of purpose ASN or ADN in message forward the M2M service message.

In conjunction with the 9th aspect, in the first possible implementation of the 9th aspect, the MN indicates the IN storage The topology information, specifically includes:

The MN indicates that the IN creates network topology attribute, and the topology information is stored in the network topology In attribute.

In conjunction with the first possible implementation of the 9th aspect or the 9th aspect, second at the 9th aspect may Implementation in, further includes:

The MN is if it is detected that the ASN or ADN that are registered on the MN change, according to the variation of ASN or ADN update It is sent to the IN after the topology information, indicates that the IN updates the topology information.

In conjunction with second of possible implementation of the 9th aspect, in the third possible implementation of the 9th aspect In, the MN updates the topology information according to the variation of ASN or ADN, it specifically includes:

If having new ASN or ADN to register in the MN, the MN adds new ASN or ADN in the topology information Identification information；

If the ASN or ADN that are registered on the MN are registered up in the MN, the MN is in the topology information Delete the identification information for removing the ASN or ADN of registration.

According to the tenth of present aspect embodiment the aspect, a kind of Machine To Machine M2M service message retransmission method is provided, is wrapped It includes:

Infrastructure node IN receives the topology information of middle node MN, and the topology information is that the MN is infused in the IN It is sent after volume, the identification information including the application service node ASN or application specific node ADN that are registered on the MN；

The IN stores the topology information according to the storage of MN instruction, and according to the topology information and M2M industry The identification information of purpose ASN or ADN in message of being engaged in forward the M2M service message.

In conjunction with the tenth aspect, in the first possible implementation of the tenth aspect, the IN is deposited according to the MN's Storage instruction stores the topology information, specifically includes:

The IN indicates creation network topology attribute according to the storage of the MN and is stored in the topology information described In network topology attribute.

In conjunction with the first possible implementation of the tenth aspect or the tenth aspect, second at the tenth aspect may Implementation in, further includes:

The IN updates the topology information according to the update instruction of the MN.

According to a tenth aspect of the embodiments of the present invention, a kind of Machine To Machine M2M service message retransmission method is provided, is wrapped It includes:

Middle node MN stores the topology information of the MN, the topology information packet after infrastructure node IN registration Include the identification information of the application service node ASN being registered on the MN and application specific node ADN；

The MN sends topology information storage notice to the IN, so that the IN is according to the topology information and M2M industry The identification information of purpose ASN or ADN in message of being engaged in forward the M2M service message.

On the one hand in conjunction with the tenth, in the first possible implementation of the tenth one side, the MN stores the MN Topology information, specifically include:

The MN creates network topology attribute, and the topology information is stored in the network topology attribute.

In conjunction with the first possible implementation of the tenth one side or the tenth one side, the second of the tenth one side In the possible implementation of kind, further includes:

The MN receives the subscription message that the IN is sent, and the subscriptions message is used to requesting the MN to open up described in the update Topology information update notification is sent after flutterring information；

The MN is if it is detected that the ASN or ADN that are registered on the MN change, according to the variation of ASN or ADN update The topology information, and the topology information update notification is sent to the IN.

In conjunction with second of possible implementation of the tenth one side, in the third possible realization side of the tenth one side In formula, the MN updates the topology information according to the variation of ASN or ADN, specifically includes:

The topology information that the MN that infrastructure node IN receives registration is sent stores notice；

The IN according in the MN topology information stored and M2M service message purpose application service node ASN or The identification information of application specific node ADN forwards the M2M service message, and the topology information includes being registered on the MN The identification information of ASN or ADN.

In conjunction with the 12nd aspect, in the first possible implementation of the 12nd aspect, further includes:

The IN is sent to the MN subscribes to message, and the subscription message is for requesting the MN updating the topology letter Topology information update notification is sent after breath；And

The IN receives the topology information update notification that the MN is sent, and the topology information update notification is the MN inspection It measures the ASN being registered on the MN or ADN changes, and sent out after updating the topology information according to the variation of ASN or ADN It send.

The IN of the MN, second aspect offer that are there is provided according to first aspect, the MN of the 5th aspect offer, the 6th aspect provide The M2M service message retransmission method that the M2M service message retransmission method or the tenth aspect that IN, the 9th aspect provide provide, MN After IN registration, the topology information of itself is sent to IN, and indicate that IN stores the topology information, since the topology information includes It is registered to the identification information of the ASN and ADN of the MN, after IN receives M2M service message, so that it may disappear according to M2M business The identification information of purpose ASN or ADN and the topology information of preservation carried in breath determines the MN of purpose ASN or ADN registration, then M2M service message is transmitted to determining MN, without being transmitted to the MN of all connections, the MN for only having purpose ASN or ADN to register joins With the repeating process of the M2M service message, the signal resource of M2M system is saved compared with the existing technology.

The IN of the MN, fourth aspect offer that are there is provided according to the third aspect, the MN of the 7th aspect offer, eighth aspect provide The M2M service message forwarding side that IN, the tenth M2M service message retransmission method on the one hand provided or the 12nd aspect provide Method, MN store the topology information of itself after IN registration, topology information storage notice are sent to IN, since topology information includes The identification information of the ASN and ADN that are registered on MN arrive the topology information of each MN when IN receives M2M service message first The middle identification information for inquiring the purpose ASN or ADN that carry in the M2M service message, determines the MN of purpose ASN or ADN registration Afterwards, then M2M service message is transmitted to determining MN, without being transmitted to the MN of all connections, only there is purpose ASN or ADN note The MN of volume participates in the repeating process of the M2M service message, saves the signal resource of M2M system compared with the existing technology.

Detailed description of the invention

The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:

Fig. 1 is the architecture diagram of M2M system in the prior art；

Fig. 2 is the structural schematic diagram of the first MN in the embodiment of the present invention；

Fig. 3 is the structural schematic diagram of the first IN in the embodiment of the present invention；

Fig. 4 is the structural schematic diagram of the preferred embodiment of the first IN in the embodiment of the present invention；

Fig. 5 is the structural schematic diagram of second of MN in the embodiment of the present invention；

Fig. 6 is the structural schematic diagram of the preferred embodiment of second of MN in the embodiment of the present invention；

Fig. 7 is the structural schematic diagram of second of IN in the embodiment of the present invention；

Fig. 8 is the structural schematic diagram of the third MN in the embodiment of the present invention；

Fig. 9 is the structural schematic diagram of the third IN in the embodiment of the present invention；

Figure 10 is the structural schematic diagram of the preferred embodiment of the third IN in the embodiment of the present invention；

Figure 11 is the structural schematic diagram of the 4th kind of MN in the embodiment of the present invention；

Figure 12 is the structural schematic diagram of the preferred embodiment of the 4th kind of MN in the embodiment of the present invention；

Figure 13 is the structural schematic diagram of the 4th kind of IN in the embodiment of the present invention；

Figure 14 is the first in the embodiment of the present invention using MN as the process of the M2M service message retransmission method of executing subject Figure；

Figure 15 is the first in the embodiment of the present invention using IN as the process of the M2M service message retransmission method of executing subject Figure；

Figure 16 be in the embodiment of the present invention second using MN as the process of the M2M service message retransmission method of executing subject Figure；

Figure 17 be in the embodiment of the present invention second using IN as the process of the M2M service message retransmission method of executing subject Figure；

Figure 18 is the M2M service message retransmission method in the embodiment of the present invention one；

Figure 19 is in the embodiment of the present invention one in the topology information of ASNn-CSE MN-CSE after MN-CSE registration；

Figure 20 is the topology information of ASNn-CSE MN-CSE after MN-CSE goes registration in the embodiment of the present invention one；

Figure 21 is in the embodiment of the present invention one in the topology information of ADN1-AEn MN-CSE after MN-CSE registration；

Figure 22 is the topology information of ADN1-AEn MN-CSE after MN-CSE goes registration in the embodiment of the present invention one；

Figure 23 is the M2M service message retransmission method in the embodiment of the present invention two.

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, for those of ordinary skill in the art Speech, without any creative labor, is also possible to obtain other drawings based on these drawings.

Specific embodiment

Aiming at the problem that M2M system signaling resource serious waste present in the existing M2M service message retransmission method, this Inventive embodiments provide the first MN, which can apply in M2M system as shown in Figure 1, the structure of the MN such as Fig. 2 institute Show, comprising:

The topology information of MN is sent to IN, topology information includes registered for MN after IN registration by transmission unit 21 To the identification information of the ASN and ADN of MN.

When having ASN or ADN is registered on MN, MN can save the identification information of these ASN or ADN, form opening up for the MN Flutter information, the identification information of ASN or ADN are with can be Internet protocol (English: Internet Protocol, referred to as: IP) Location, hardware sequence number etc..

After MN is registered on IN, the topology information of the MN can be sent to IN by transmission unit 21.

Indicating unit 22 is used to indicate IN memory topology information, so that IN is according in topology information and M2M service message The identification information of purpose ASN or ADN forward M2M service message.

In M2M system as shown in Figure 1, when carrying out M2M business by M2M service message between ASN or ADN, IN can be with It is realized according to the topology information of storage and M2M service message and forwards M2M service message between ASN or ADN at two.

In the program, the topology information of itself is sent to IN after IN registration by MN, and indicates that IN stores topology letter Breath, since the topology information includes the identification information for being registered to the ASN and ADN of the MN, when IN receives M2M service message Afterwards, so that it may which mesh is determined according to the identification information of purpose ASN or ADN and the topology information of preservation that carry in M2M service message ASN or ADN registration MN, then M2M service message is transmitted to determining MN, without being transmitted to the MN of all connections, only The MN for having purpose ASN or ADN to register participates in the repeating process of the M2M service message, saves M2M system compared with the existing technology Signal resource.

Specifically, above-mentioned indicating unit 22, is specifically used for:

It indicates that IN creates network topology attribute, and topology information is stored in network topology attribute.

When indicating unit 22 indicates the topology information of IN storage MN, it can indicate that IN creates network topology attribute first, so The topology information of MN is stored in network topology attribute again afterwards.

Network topology attribute can be the attribute under the resource of IN creation, such as the resource representation of IN creation is < long-range (English Text: remote) CSE>resource, network topology attribute can be expressed as topology attribute, and topology attribute is< Attribute under remoteCSE > resource.

Optionally, indicating unit 22 are also used to:

If it is detected that the ASN or ADN that are registered on MN change, indicate that IN updates topology according to the variation of ASN or ADN IN is sent to after information, instruction IN updates topology information.

The ASN or ADN being registered on MN may change, for example, it may be possible to which having new ASN or ADN is registered to this On MN, it is also possible to it has already registered with ASN or ADN on the MN and register, when these variations occur, the topology letter of the MN Breath will change, it is therefore desirable to indicating unit 22 monitors ASN on MN or whether ADN changes, and according to ASN or The variation of ADN updates the topology information of the MN, to guarantee the accuracy of the topology information on IN, and then guarantees that IN is correctly forwarded M2M service message.

Optionally, indicating unit 22 are specifically used for:

If having new ASN or ADN to register in MN, the identification information of new ASN or ADN are added in topology information；

If the ASN or ADN that are registered on MN MN up register, in topology information delete go registration ASN or The identification information of ADN.

Indicating unit 22 can indicate that IN updates opening up for the MN according to the variation for the ASN or ADN being registered on the MN in real time Flutter information.

Based on the same inventive concept, the embodiment of the present invention provides the first IN, which can be used cooperatively with the first MN In M2M system as shown in Figure 1, the structure of the IN is as shown in Figure 3, comprising:

Receiving unit 31, for receiving the topology information of MN, topology information is that MN is sent after IN registration, including is registered The identification information of ASN and ADN on to MN.

When MN sends topology information, can be received by receiving unit 31.

Storage unit 32, for indicating memory topology information according to the storage of MN.

Storage unit 32 stores the topology information that receiving unit 31 receives.

Retransmission unit 33, for being turned according to the identification information of purpose ASN or ADN in topology information and M2M service message Send out M2M service message.

Retransmission unit 33 can be according to the purpose ASN in the MN topology information sent and the M2M service message received Or the identification information of ADN forwards M2M service message, can search M2M business in the topology information of each MN of preservation first The M2M service message is transmitted to the MN found, then again by the MN by the MN that the purpose ASN or ADN carried in message is registered The M2M service message is further transmitted to purpose ASN or ADN, so that forwarding M2M service message is realized, due to only by M2M Service message is transmitted to the MN of purpose ASN or ADN registration, therefore not will cause the waste of M2M system signaling resource.

Specifically, storage unit 32, is specifically used for: indicating creation network topology attribute according to the storage of MN and believe topology Breath is stored in network topology attribute.

Optionally, a kind of preferred embodiment of the first IN is as shown in figure 4, on the basis of IN as shown in Figure 3 also Including updating unit 34, for updating topology information according to the update instruction of MN.

Based on the same inventive concept, the embodiment of the present invention provides second of MN, which can apply as shown in Figure 1 In M2M system, the structure of the MN is as shown in Figure 5, comprising:

Storage unit 51 stores the topology information of MN, topology information includes being registered on MN for MN after IN registration The identification information of ASN and ADN.

Transmission unit 52, for sending topology information storage notice to IN, so that IN disappears according to topology information and M2M business The identification information of purpose ASN or ADN in breath forward M2M service message.

In the program, the topology information of itself can not be sent to IN, but store opening up for itself by MN after IN registration Information is flutterred, then topology information storage notice is sent to IN, since topology information includes the ASN being registered on MN and the mark of ADN Know information to inquire in the M2M service message take into the topology information of each MN first when IN receives M2M service message Then the identification information of the purpose ASN or ADN of band forward M2M service message after determining the MN that purpose ASN or ADN is registered To determining MN, without being transmitted to the MN of all connections, the MN for only having purpose ASN or ADN to register participates in the M2M service message Repeating process saves the signal resource of M2M system compared with the existing technology.

Specifically, storage unit 51, is specifically used for: creation network topology attribute, and topology information is stored in network and is opened up It flutters in attribute.

When storage unit 51 stores the topology information of MN, network topology attribute can be created first, then in opening up MN Information is flutterred to be stored in network topology attribute.

Network topology attribute can be MN creation resource under attribute, such as MN creation resource representation be < RemoteCSE>resource, network topology attribute can be expressed as topology attribute, and topology attribute is<remoteCSE>money Attribute under source.

Optionally, a kind of preferred embodiment of second of MN is as shown in fig. 6, on the basis of MN as shown in Figure 5 also Including receiving unit 53 and processing unit 54, in which:

Receiving unit 53 subscribes to message for requesting MN updating topology information for receiving the subscription message of IN transmission Topology information update notification is sent afterwards.

Processing unit 54, for if it is detected that the ASN or ADN that are registered on MN change, according to the change of ASN or ADN Change and update topology information, and transmission unit is notified to send topology information update notification to IN.

Transmission unit 52 is also used to send topology information update notification to IN according to the notice of processing unit.

When IN, which is sent, subscribes to message, can be received by receiving unit 53；Then it is monitored and is registered by processing unit 54 The variation of ASN or ADN on to MN update topology information according to the variation of ASN or ADN, and transmission unit 52 are notified to send out to IN Send topology information update notification；It is finally sent topology information to IN according to the notice of processing unit 54 from transmission unit 52 and updated and led to Know, notifies that the topology information on the IN MN is updated.

Specifically, above-mentioned processing unit 54, is specifically used for:

It is also different to the update mode of the topology information of MN when the variation that the ASN or ADN being registered on MN occur is different.

Based on the same inventive concept, the embodiment of the present invention provides second of IN, which can be used cooperatively with second of MN In M2M system as shown in Figure 1, the structure of the IN as shown in fig. 7, comprises:

Receiving unit 71, the topology information storage notice that the MN for receiving registration is sent.

Transmission unit 72, the mark of purpose ASN or ADN in the topology information and M2M service message for being stored according to MN Know information and forward M2M service message, topology information includes the ASN being registered on MN and the identification information of ADN.

Optionally, transmission unit 72 are also used to send to MN and subscribe to message, subscribe to message for requesting MN updating topology Topology information update notification is sent after information.

Receiving unit 71, is also used to receive the topology information update notification of MN transmission, and topology information update notification is MN inspection It measures the ASN being registered on MN or ADN changes, and sent after updating topology information according to the variation of ASN or ADN.

Based on the same inventive concept, the embodiment of the present invention provides the third MN, which can be used as shown in Figure 1 In M2M system, the structure of the MN is as shown in Figure 8, comprising:

The topology information of MN is sent to IN, topology information includes being registered to for MN after IN registration by transceiver 81 The identification information of the ASN and ADN of MN.

Processor 82 is used to indicate IN memory topology information, so that IN is according to the mesh in topology information and M2M service message ASN or ADN identification information forward M2M service message.

Specifically, processor 82, is specifically used for:

Optionally, processor 82 are also used to:

If it is detected that the ASN or ADN that are registered on MN change, indicate that IN updates topology according to the variation of ASN or ADN Information.

Specifically, processor 82, is specifically used for:

Based on the same inventive concept, the embodiment of the present invention provides the third IN, which can be used cooperatively with the third MN In M2M system as shown in Figure 1, the structure of the IN is as shown in Figure 9, comprising:

Receiver 91, for receiving the topology information of MN, topology information is that MN is sent after IN registration, including is registered to The identification information of ASN and ADN on MN.

Memory 92, for indicating memory topology information according to the storage of MN.

Transmitter 93, for being forwarded according to the identification information of purpose ASN or ADN in topology information and M2M service message M2M service message.

Specifically, memory 92, is specifically used for:

Creation network topology attribute is indicated according to the storage of MN and topology information is stored in network topology attribute.

Optionally, a kind of preferred embodiment of the third IN is as shown in Figure 10, on the basis of IN as shown in Figure 9 also Including processor 94, for updating topology information according to the update instruction of MN.

Based on the same inventive concept, the embodiment of the present invention provides the 4th kind of MN, which can be used as shown in Figure 1 In M2M system, the structure of the MN is as shown in figure 11, comprising:

Memory 111 stores the topology information of MN, topology information includes being registered on MN for MN after IN registration The identification information of ASN and ADN；

Transmitter 112, for sending topology information storage notice to IN, so that IN disappears according to topology information and M2M business The identification information of purpose ASN or ADN in breath forward M2M service message.

Specifically, memory 111, is specifically used for:

Network topology attribute is created, and topology information is stored in network topology attribute.

Optionally, a kind of preferred embodiment of the third MN is as shown in figure 12, on the basis of IN as shown in figure 11 It further include receiver 113 and processor 114, in which:

Receiver 113 subscribes to message for requesting MN after updating topology information for receiving the subscription message of IN transmission Send topology information update notification.

Processor 114, for if it is detected that the ASN or ADN that are registered on MN change, according to the variation of ASN or ADN Topology information is updated, and notice transmitter sends topology information update notification to IN；

Transmitter 112 is also used to send topology information update notification to IN according to the notice of processor.

Specifically, processor 114, is specifically used for:

Based on the same inventive concept, the embodiment of the present invention provides the 4th kind of IN, which can be used cooperatively with the 4th kind of MN In M2M system as shown in Figure 1, the structure of the IN is as shown in figure 13, comprising:

Receiver 131, the topology information storage notice that the MN for receiving registration is sent.

Transmitter 132, the mark of purpose ASN or ADN in the topology information and M2M service message for being stored according to MN Information forwards M2M service message, and topology information includes the ASN being registered on MN and the identification information of ADN.

Optionally, transmitter 132 are also used to send to MN and subscribe to message, subscribe to message for requesting MN updating topology Topology information update notification is sent after information.

Receiver 131, is also used to receive the topology information update notification of MN transmission, and topology information update notification is MN detection The ASN or ADN being registered on MN out change, and sends after updating topology information according to the variation of ASN or ADN.

Based on the same inventive concept, the embodiment of the present invention provides the first and turns by the M2M service message of executing subject of MN Forwarding method, executing subject can be the first or the third MN, and the process of this method is as shown in figure 14, specifically includes following step It is rapid:

The topology information of MN is sent to IN, topology information includes the ASN for being registered to MN after IN registration by S141:MN With the identification information of ADN.

S142:MN indicates IN memory topology information, so that IN is according to the purpose ASN in topology information and M2M service message Or the identification information of ADN forwards M2M service message.

Specifically, the MN in above-mentioned S142 indicates IN memory topology information, specifically include:

MN indicates that IN creates network topology attribute, and topology information is stored in network topology attribute.

Optionally, above-mentioned M2M service message retransmission method further include:

MN is if it is detected that the ASN or ADN that are registered on MN change, according to the variation of ASN or ADN update topology information After be sent to IN, instruction IN updates topology information.

Specifically, above-mentioned MN indicates that IN updates topology information according to the variation of ASN or ADN, specifically include:

If having new ASN or ADN to register in MN, MN adds the identification information of new ASN or ADN in topology information；

If the ASN or ADN that are registered on MN are registered up in MN, MN deletes the ASN for going registration in topology information Or the identification information of ADN.

Based on the same inventive concept, the embodiment of the present invention provides the first and turns by the M2M service message of executing subject of IN Forwarding method, executing subject can be the first or the third IN, and the process of this method is as shown in figure 15, the specific steps are as follows:

S151:IN receives the topology information of MN, and topology information is that MN is sent after IN registration, including being registered on MN The identification information of ASN and ADN.

S152:IN indicates memory topology information according to the storage of MN, and according to the mesh in topology information and M2M service message ASN or ADN identification information forward M2M service message.

Specifically, the IN in above-mentioned S152 indicates memory topology information according to the storage of MN, specifically include:

IN indicates creation network topology attribute according to the storage of MN, and topology information is stored in network topology attribute.

IN updates topology information according to the update instruction of MN.

Based on the same inventive concept, the embodiment of the present invention provides second and turns by the M2M service message of executing subject of MN Forwarding method, executing subject can be second or the 4th kind of MN, the process of this method are as shown in figure 16, the specific steps are as follows:

S161:MN stores the topology information of MN, topology information includes the ASN and ADN being registered on MN after IN registration Identification information.

S162:MN sends topology information storage notice to IN, so that IN is according to the mesh in topology information and M2M service message ASN or ADN identification information forward M2M service message.

In the program, MN stores the topology information of itself after IN registration, sends topology information storage notice to IN, by Include the ASN being registered on MN and the identification information of ADN in topology information, when IN receives M2M service message, arrives first every The identification information that the purpose ASN or ADN that carry in the M2M service message are inquired in the topology information of a MN, determines purpose ASN Or after the MN of ADN registration, then M2M service message is transmitted to determining MN, without being transmitted to the MN of all connections, only mesh ASN or the MN of ADN registration participate in the repeating process of the M2M service message, save the letter of M2M system compared with the existing technology Enable resource.

Specifically, the topology information of the MN storage MN in above-mentioned S161, specifically includes:

MN creates network topology attribute, and topology information is stored in network topology attribute.

MN receives the subscription message that IN is sent, and subscribes to message for requesting MN to send topology information after updating topology information Update notification；

MN is if it is detected that the ASN or ADN that are registered on MN change, according to the variation of ASN or ADN update topology letter Breath, and topology information update notification is sent to IN.

Specifically, above-mentioned MN updates topology information according to the variation of ASN or ADN, specifically include:

Based on the same inventive concept, the embodiment of the present invention also provides second using IN as the M2M service message of executing subject Retransmission method, executing subject can be second or the 4th kind of IN, and the process of this method is as shown in figure 17, and specific steps are such as Under:

The topology information that the MN that S171:IN receives registration is sent stores notice.

S172:IN turns according to the identification information of purpose ASN or ADN in the MN topology information stored and M2M service message M2M service message is sent out, topology information includes the ASN being registered on MN and the identification information of ADN.

IN sends to MN and subscribes to message, subscribes to message for requesting MN to send topology information update after updating topology information Notice；And

IN receives the topology information update notification that MN is sent, and topology information update notification is that MN detects to be registered on MN ASN or ADN change, and send after updating topology information according to the variation of ASN or ADN.

Above-mentioned M2M service message retransmission methods are described in detail with two specific embodiments below, wherein ASN may include ASN- generic services entity (English: Common Service Entity, referred to as: CSE) and ASN- application entity (English: Application Entity, referred to as: AE), MN may include MN-CSE and MN-AE, and IN may include IN-CSE and IN-AE, ADN may include ADN-AE, and MN-CSE and IN-CSE participates in the M2M service message between ASN-CSE/ADN-AE in the present embodiment Forwarding.

Embodiment one

As shown in figure 18, the process of M2M service message retransmission method includes the following steps: in the present embodiment

S181:MN-CSE is sent to IN-CSE after IN-CSE registration, by the topology information of itself, instruction IN-CSE < Topology attribute is created under remoteCSE > resource, which is stored in topology attribute.

The topology information of MN-CSE includes the identification information for being registered to the ASN-CSE and ADN-AE of the MN-CSE.

S182:ASN-CSE/ADN-AE register/go registering in MN-CSE.

S183:MN-CSE indicates the mark of IN-CSE addition/delete ASN-CSE/ADN-AE in the topology information of preservation Know information.

MN-CSE can indicate IN-CSE by update (English: Update) message.

S184:IN-CSE in the topology information of preservation after addition/delete the identification information of the ASN-CSE/ADN-AE, to MN-CSE sends response message.

Such as: when ASNn-CSE to MN-CSE registration, topology attribute is as shown in figure 19, as ASNn-CSE to MN- When CSE goes registration, topology attribute is as shown in figure 20, wherein the basis MN-CSE can be expressed as CSEbase, ASN1-CSE Basis, which can be expressed as the basis CSEbase of ASN1 ... ..., ASNn-CSE, can be expressed as CSEbase of ASNn, Generic resource identifier (the English: Uniform Resource that CSEbase of ASN can be, but not limited to as ASN-CSEbase Identifier, referred to as: URI) information；When ADN1-AEn to MN-CSE registration, topology attribute is as shown in figure 21, when When ADN1-AEn to MN-CSE goes registration, topology attribute is as shown in figure 22.

M2M service message is transmitted to MN-CSE according to the topology information of preservation by S185:IN-CSE.

The M2M service message is transmitted to ASN-CSE/ADN-AE by S186:MN-CSE.

Embodiment two

As shown in figure 23, the process of M2M service message retransmission method includes the following steps: in the present embodiment

S231:MN-CSE creates topology attribute, by MN- after IN-CSE registration under<remoteCSE>resource The topology information of CSE is stored in topology attribute, sends topology information storage notice to IN-CSE.

S232:IN-CSE sends to MN-CSE and subscribes to message.

S233:ASN-CSE/ADN-AE register/go registering in MN-CSE.

The identification information of S234:MN-CSE addition/delete ASN-CSE/ADN-AE in the topology information of preservation, and to IN-CSE sends topology information update notification.

Such as: when ASNn-CSE to MN-CSE registration, topology attribute is as shown in figure 19, as ASNn-CSE to MN- When CSE goes registration, topology attribute is as shown in figure 20；When ADN1-AEn to MN-CSE registration, topology attribute is as schemed Shown in 21, when ADN1-AEn to MN-CSE goes registration, topology attribute is as shown in figure 22.

M2M service message is transmitted to MN-CSE according to the topology information of preservation by S235:IN-CSE.

The M2M service message is transmitted to ASN-CSE/ADN-AE by S236:MN-CSE.

It is core of the invention thought above, in order to make those skilled in the art more fully understand the present invention program, below The attached drawing in the embodiment of the present invention will be combined, technical solution in the embodiment of the present invention is purged, is fully described by, and shows So, the embodiment of the description is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the reality in the present invention Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to In the scope of protection of the invention.

Claims

1. a kind of middle node MN characterized by comprising

The topology information of the MN is sent to the IN for the MN after infrastructure node IN registration by transmission unit, The topology information includes the identification information for being registered to the application service node ASN and application specific node ADN of the MN；

Indicating unit is used to indicate the IN and stores the topology information, so that the IN is according to the topology information and machine The M2M service message is forwarded to the identification information of purpose ASN or ADN in machine M2M service message.

2. MN as described in claim 1, which is characterized in that the indicating unit is specifically used for:

It indicates the IN creation network topology attribute, and the topology information is stored in the network topology attribute.

3. MN as claimed in claim 1 or 2, which is characterized in that the indicating unit is also used to:

If it is detected that the ASN or ADN that are registered on the MN change, the topology is updated according to the variation of ASN or ADN and is believed It is sent to the IN after breath, indicates that the IN updates the topology information.

4. MN as claimed in claim 3, which is characterized in that the indicating unit is specifically used for:

If having new ASN or ADN to register in the MN, the mark letter of new ASN or ADN are added in the topology information Breath；

If the ASN or ADN that are registered on the MN are registered up in the MN, is deleted in the topology information and go to register ASN or ADN identification information.

5. a kind of infrastructure node IN characterized by comprising

Receiving unit, for receiving the topology information of middle node MN, the topology information is the MN after IN registration It sends, the identification information including the application service node ASN and application specific node ADN that are registered on the MN；

Retransmission unit, for being forwarded according to the identification information of purpose ASN or ADN in the topology information and M2M service message The M2M service message.

6. IN as claimed in claim 5, which is characterized in that the storage unit is specifically used for:

Creation network topology attribute is indicated according to the storage of the MN and the topology information is stored in the network topology category In property.

7. such as IN described in claim 5 or 6, which is characterized in that further include updating unit, for being referred to according to the update of the MN Show and updates the topology information.

8. a kind of middle node MN characterized by comprising

Storage unit stores the topology information of the MN, the topology letter for the MN after infrastructure node IN registration Breath includes the identification information of the application service node ASN and application specific node ADN that are registered on the MN；

Transmission unit, for sending topology information storage notice to the IN, so that the IN is according to the topology information and M2M The identification information of purpose ASN or ADN in service message forward the M2M service message.

9. MN as claimed in claim 8, which is characterized in that the storage unit is specifically used for:

10. MN as claimed in claim 8 or 9, which is characterized in that further include receiving unit and processing unit, in which:

The receiving unit, the subscription message sent for receiving the IN, the subscription message is for requesting the MN more Topology information update notification is sent after the new topology information；

The processing unit, for if it is detected that the ASN or ADN that are registered on the MN change, according to ASN's or ADN Variation updates the topology information, and the transmission unit is notified to send the topology information update notification to the IN；

The transmission unit is also used to send the topology information to the IN according to the notice of the processing unit and update and lead to Know.

11. MN as claimed in claim 10, which is characterized in that the processing unit is specifically used for:

12. a kind of infrastructure node IN characterized by comprising

Transmission unit, the purpose application service node ASN in the topology information and M2M service message for being stored according to the MN Or the identification information of application specific node ADN forwards the M2M service message, the topology information includes being registered on the MN ASN and ADN identification information.

13. IN as claimed in claim 12, which is characterized in that the transmission unit is also used to disappear to MN transmission subscription Breath, the subscription message is for requesting the MN to send topology information update notification after updating the topology information；

The receiving unit is also used to receive the topology information update notification that the MN is sent, the topology information update notification It is that the MN detects that the ASN or ADN being registered on the MN change, and opens up according to the variation of ASN or ADN update It flutters after information and to send.

14. a kind of middle node MN characterized by comprising

The topology information of the MN is sent to the IN, institute for the MN after infrastructure node IN registration by transceiver Stating topology information includes the identification information for being registered to the application service node ASN and application specific node ADN of the MN；

Processor is used to indicate the IN and stores the topology information, so that the IN is according to the topology information and M2M business The identification information of purpose ASN or ADN in message forward the M2M service message.

15. MN as claimed in claim 14, which is characterized in that the processor is specifically used for:

16. the MN as described in claims 14 or 15, which is characterized in that the processor is also used to:

If it is detected that the ASN or ADN that are registered on the MN change, indicate that the IN updates according to the variation of ASN or ADN The topology information.

17. MN as claimed in claim 16, which is characterized in that the processor is specifically used for:

18. a kind of infrastructure node IN characterized by comprising

Receiver, for receiving the topology information of middle node MN, the topology information is that the MN is sent out after IN registration It send, the identification information including the application service node ASN and application specific node ADN that are registered on the MN；

Transmitter, for forwarding institute according to the identification information of purpose ASN or ADN in the topology information and M2M service message State M2M service message.

19. IN as claimed in claim 18, which is characterized in that the memory is specifically used for:

20. the IN as described in claim 18 or 19, which is characterized in that further include processor, for the update according to the MN Instruction updates the topology information.

21. a kind of middle node MN characterized by comprising

Memory stores the topology information of the MN, the topology information for the MN after infrastructure node IN registration Identification information including the application service node ASN and application specific node ADN that are registered on the MN；

Transmitter, for sending topology information storage notice to the IN, so that the IN is according to the topology information and M2M industry The identification information of purpose ASN or ADN in message of being engaged in forward the M2M service message.

22. MN as claimed in claim 21, which is characterized in that the memory is specifically used for:

23. the MN as described in claim 21 or 22, which is characterized in that further include receiver and processor, in which:

The receiver, the subscription message sent for receiving the IN, the subscription message is for requesting the MN updating Topology information update notification is sent after the topology information；

The processor, for if it is detected that the ASN or ADN that are registered on the MN change, according to the change of ASN or ADN Change and update the topology information, and the transmitter is notified to send the topology information update notification to the IN；

The transmitter is also used to send the topology information update notification to the IN according to the notice of the processor.

24. MN as claimed in claim 23, which is characterized in that the processor is specifically used for:

25. a kind of infrastructure node IN characterized by comprising

Transmitter, purpose application service node ASN in the topology information and M2M service message for being stored according to the MN or The identification information of application specific node ADN forwards the M2M service message, and the topology information includes being registered on the MN The identification information of ASN or ADN.

26. IN as claimed in claim 25, which is characterized in that the transmitter is also used to send to the MN and subscribes to message, The subscription message is for requesting the MN to send topology information update notification after updating the topology information；

The receiver, is also used to receive the topology information update notification that the MN is sent, and the topology information update notification is The MN detects that the ASN or ADN being registered on the MN change, and updates the topology according to the variation of ASN or ADN It is sent after information.

27. a kind of Machine To Machine M2M service message retransmission method characterized by comprising

The topology information of the MN is sent to the IN, the topology after infrastructure node IN registration by middle node MN Information includes the identification information for being registered to the application service node ASN and application specific node ADN of the MN；

The MN indicates that the IN stores the topology information, so that the IN is according to the topology information and M2M service message In the identification information of purpose ASN or ADN forward the M2M service message.

28. method as claimed in claim 27, which is characterized in that the MN indicates that the IN stores the topology information, tool Body includes:

The MN indicates that the IN creates network topology attribute, and the topology information is stored in the network topology attribute In.

29. the method as described in claim 27 or 28, which is characterized in that further include:

The MN is if it is detected that the ASN or ADN that are registered on the MN change, according to the variation of ASN or ADN update It is sent to the IN after topology information, indicates that the IN updates the topology information.

30. method as claimed in claim 29, which is characterized in that the MN updates the topology according to the variation of ASN or ADN Information specifically includes:

If having new ASN or ADN to register in the MN, the MN adds the mark of new ASN or ADN in the topology information Know information；

If the ASN or ADN that are registered on the MN are registered up in the MN, the MN is deleted in the topology information Remove the identification information of the ASN or ADN of registration.

31. a kind of Machine To Machine M2M service message retransmission method characterized by comprising

Infrastructure node IN receives the topology information of middle node MN, and the topology information is the MN after IN registration It sends, the identification information including the application service node ASN and application specific node ADN that are registered on the MN；

The IN stores the topology information according to the storage of MN instruction, and is disappeared according to the topology information and M2M business The identification information of purpose ASN or ADN in breath forward the M2M service message.

32. method as claimed in claim 31, which is characterized in that the IN is opened up according to the storage of MN instruction storage Information is flutterred, is specifically included:

The IN indicates creation network topology attribute according to the storage of the MN and the topology information is stored in the network In topological attribute.

33. the method as described in claim 31 or 32, which is characterized in that further include:

34. a kind of Machine To Machine M2M service message retransmission method characterized by comprising

Middle node MN stores the topology information of the MN after infrastructure node IN registration, and the topology information includes note Identification information of the volume to application service node ASN and application specific node ADN on the MN；

The MN sends topology information storage notice to the IN, so that the IN disappears according to the topology information and M2M business The identification information of purpose ASN or ADN in breath forward the M2M service message.

35. method as claimed in claim 34, which is characterized in that the MN stores the topology information of the MN, specifically includes:

36. the method as described in claim 34 or 35, which is characterized in that further include:

The MN receives the subscription message that the IN is sent, and the subscription message is for requesting the MN updating the topology letter Topology information update notification is sent after breath；

The MN is if it is detected that the ASN or ADN that are registered on the MN change, according to the variation of ASN or ADN update Topology information, and the topology information update notification is sent to the IN.

37. method as claimed in claim 36, which is characterized in that the MN updates the topology according to the variation of ASN or ADN Information specifically includes:

38. a kind of Machine To Machine M2M service message retransmission method characterized by comprising

The IN according in the MN topology information stored and M2M service message purpose application service node ASN or application The identification information of dedicated node ADN forwards the M2M service message, and the topology information includes the ASN being registered on the MN Or the identification information of ADN.

39. method as claimed in claim 38, which is characterized in that further include:

The IN is sent to the MN subscribes to message, and the subscription message is for requesting the MN after updating the topology information Send topology information update notification；And

The IN receives the topology information update notification that the MN is sent, and the topology information update notification is that the MN is detected The ASN or ADN being registered on the MN change, and send after updating the topology information according to the variation of ASN or ADN 's.