CN103067119A - Signal processing method and node - Google Patents
Signal processing method and node Download PDFInfo
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- CN103067119A CN103067119A CN 201110321167 CN201110321167A CN103067119A CN 103067119 A CN103067119 A CN 103067119A CN 201110321167 CN201110321167 CN 201110321167 CN 201110321167 A CN201110321167 A CN 201110321167A CN 103067119 A CN103067119 A CN 103067119A
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Abstract
The invention provides a signal processing method and nodes. The signal processing method includes that nodes obtains signaling point code of link for transmitting the signaling control connection part (SCCP) signaling according to received SCCP signaling, and the SCCP signaling comprises a first out going trunk (OGT) code and a first directorate general of telecommunications (DGT) code; the second OGT code is set as the first DGT code, the second DGT code as the first OGT code, and original point code (OPC) is set as signaling point code of links; and destination point code (DPC) of next node is obtained according to OPC and the second DGT code, and return processing is executed according to DPC of the next node.
Description
Technical field
The embodiment of the invention relates to the communication technology, relates in particular to a kind of processing method and node of signaling.
Background technology
Fig. 1 is that network application is in global system for mobile communications (Global System of Mobilecommunication; Be called for short: No. 7 (No.7) signaling protocol hierarchy schematic diagrames GSM) as shown in Figure 1, in this signalling system No.7 protocol hierarchy structure, comprising: Telephone User Part (TelephoneUser Part; Be called for short: TUP), integrated services digital network (Integrated Service Digital Network; Be called for short: ISDN) User Part (ISDN User Part; Be called for short: ISUP), things uses processing section (Transaction Capabilities Application Part; Be called for short: TCAP), MAP (Mobile Application Part; Be called for short: MAP)/user that mobile network strengthens logic uses (Customized Applications for Mobile network Enhanced Logic; Be called for short: CAMEL) applying portion (CAMEL Application Part; Be called for short: CAP), base station system uses (Base StationSystem Application; Be called for short: BSSAP) partly, SCCP (SignalingConnection Control Part; Be called for short: SCCP) and message transfer part (Message Transfer Part; Be called for short: MTP).Wherein, SCCP is one of User Part, belongs to the 4th function group, provides additional function for MTP simultaneously.In addition, addressing Destination Point Code (the DestinationSignaling Point Code that provides of MTP layer; Be called for short: DPC) can only guarantee in single signaling network uniquely, can't provide globally unique addressing system, and the SCCP layer can pass through globally unique global title (Global Title; Be called for short: GT) code addressing, thus strengthened addressability on the basis of MTP layer.
At present, the SCCP layer addressing technique of prior art is mainly: the SCCP layer of source node receives one and carries the SCCP signaling that needs the GT of addressing code, according to this GT code, obtain the DPC address of the next node of this source node, wherein, the DPC address of the next node of this source node is the DPC address of intermediate node, then the MTP layer of source node is according to the DPC address of this intermediate node, transmit this SCCP signaling to intermediate node, the SCCP layer of intermediate node is according to this GT code, obtain the DPC address of the next node of this intermediate node, wherein, the DPC address of the next node of this intermediate node is the DPC address of destination node, and by the MTP layer of this intermediate node DPC address according to this destination node, transmits this SCCP signaling to destination node.The SCCP layer of destination node is after receiving the SCCP signaling, if need to return response message to source node, the GT code that the SCCP layer of this destination node is at first corresponding according to source node, obtain the DPC address of next node corresponding to this destination node, wherein, the DPC address of the next node of this destination node is the DPC address of intermediate node, and by the MTP layer of this destination node response message is sent to this intermediate node, the GT code that the SCCP layer of this intermediate node is corresponding according to this source node, obtain the DPC address of the next node of intermediate node, wherein, the DPC address of the next node of this intermediate node is the DPC address of source node, and the MTP layer by this intermediate node sends to source node with response message.
Source node may be not identical according to the DPC address of the intermediate node of GT code acquisition corresponding to source node with destination node according to the DPC address of the intermediate node that the GT code obtains, thereby can't guarantee that destination node returns according to former road according to the response message that this SCCP signaling generates, in the situation of a plurality of operators common platform, to cause signaling link mutually to go here and there the problem of usefulness, thereby bring loss for the interests of some operators.
Summary of the invention
The embodiment of the invention provides a kind of processing method and node of signaling, source node may be not identical according to the DPC address of the intermediate node of GT code acquisition corresponding to source node with destination node according to the DPC address of the intermediate node of this GT code acquisition in the prior art in order to solve, thereby can't guarantee that destination node returns according to former road according to the response message that this SCCP signaling generates, and then so that in the situation of a plurality of operators common platform, will cause signaling link mutually to go here and there the problem of usefulness.
The embodiment of the invention provides a kind of processing method of signaling, comprising:
Node obtains the signaling point code of the link of the described node of transmission according to the SCCP signaling that receives, and described SCCP signaling comprises first initiator's global title code and the first purpose global title code;
Described Node configuration second initiator's global title code is described the first purpose global title code, and the second purpose global title code is that described first initiator's global title code and initiator's signaling point code are the signaling point code of described link;
Described node obtains the Destination Point Code of the next node of described node according to described initiator's signaling point code and described the second purpose global title code, and carries out signaling according to the Destination Point Code of described next node and return processing.
The embodiment of the invention provides a kind of node, comprising:
The Destination Point Code acquisition module is used for according to the SCCP signaling that receives, and obtains the signaling point code of link of the described node of transmission, and described SCCP signaling comprises first initiator's global title code and the first purpose global title code;
Module is set, be connected with described Destination Point Code acquisition module, being used for second initiator's global title code is set is described the first purpose global title code, and the second purpose global title code is that described first initiator's global title code and initiator's signaling point code are the signaling point code of described link;
Processing module, be connected with the described module that arranges, be used for according to described initiator's signaling point code and described the second purpose global title code, obtain the Destination Point Code of the next node of described node, and carry out correspondingly processing signaling according to the Destination Point Code of described next node and return processing.
The processing method of the signaling of the embodiment of the invention and node, be set to transmit the signaling point code of the link of this SCCP signaling by initiator's signaling point code, again according to initiator's signaling point code and the second purpose global title code, obtain the Destination Point Code of the next node of this node, therefore, guaranteed that destination node returns according to former road according to the response message that this SCCP signaling generates, may be not identical according to the DPC address of the intermediate node of GT code acquisition corresponding to source node with destination node according to the DPC address of the intermediate node of this GT code acquisition thereby solved the prior art source node, so that in the situation of a plurality of operators common platform, to cause signaling link mutually to go here and there the problem of usefulness, and then avoided bringing loss to the interests of some operators, and isolation and maintenance have effectively been realized.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do one to the accompanying drawing of required use in embodiment or the description of the Prior Art and introduce simply, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is that network application is in the No.7 of GSM signaling protocol hierarchy schematic diagram;
Fig. 2 is the flow chart of an embodiment of the processing method of signaling of the present invention;
Fig. 3 is the flow chart of another embodiment of the processing method of signaling of the present invention;
Fig. 4 is the network architecture schematic diagram based on the processing method of signaling of the present invention;
Fig. 5 is the structural representation of an embodiment of node of the present invention;
Fig. 6 is the structural representation of another embodiment of node of the present invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Fig. 2 is the flow chart of an embodiment of the processing method of signaling of the present invention, and as shown in Figure 2, the method for present embodiment comprises:
Step 101, node obtain the signaling point code of the link of this SCCP signaling of transmission according to the SCCP signaling that receives, and this SCCP signaling comprises the first initiator GT (Originating GT; Be called for short: OGT) code and the first purpose GT (Destination GT; Be called for short: DGT) code.
In the present embodiment, take signalling system No.7 protocol hierarchy structure as example, specifically can receive MTP layer this SCCP signaling by reporting interface to report by the SCCP layer in the hierarchy, and according to this SCCP signaling, obtain signaling point code (the Signaling Point Code of the link of this SCCP signaling of transmission; Be called for short: SPC).For instance, if corresponding 3 links of this node, be respectively the first link, the second link and the 3rd link, when sending this SCCP signaling by the first link, can carry this first link identification in this SCCP signaling, thereby so that node can be according to the first link identification in this SCCP signaling, the link that gets access to this SCCP signaling of transmission is the first link, and obtains the signaling point code of this first link.Need to prove that this node can be supported a plurality of links, and the corresponding signaling point code of each link.
In the present embodiment, the SCCP layer is behind the SCP of the link that has obtained transmission SCCP signaling, the SCP of this link and an OGT and a DGT can be submitted to the SCCP application layer, preserve the signaling point code of an OGT code, a DGT code and link by the SCCP application layer, the industry of going forward side by side is engaged in processing.In addition, it is a DGT code that the SCCP application layer of this node can arrange the 2nd OGT code, and the 2nd DGT code is an OGT code, and simultaneously, also OPC is set to the signaling point code of this link.
In the present embodiment, the SCCP application layer is a DGT code in that the 2nd OGT code is set, the 2nd DGT code is after an OGT code and OPC are the signaling point code of this link, the 2nd DGT code, the 2nd OGT code and OPC can be sent to the SCCP layer, according to this OPC and the 2nd DGT code, obtain the DPC of next node by the SCCP layer, for instance, the SCPP layer of node is according to this OPC and the 2nd DGT code, and the data query allocation list obtains this DPC corresponding with this OPC and the 2nd DGT code.Submit to again the MTP layer of this node, and finish routing function by this MTP layer.Wherein, the data in the data configuration table can set in advance according to the situation of network.
Need to prove, because this OPC is the SPC of the link that transmits the SCCP signaling that receives, therefore, the node that the DPC address that can guarantee the next node that this node obtains and the 2nd DGT code are corresponding is identical according to the DPC address of the next node of DGT code acquisition, thereby so that signaling link can not gone here and there usefulness mutually.
In the present embodiment, be set to transmit the signaling point code of the link of this SCCP signaling by OPC, again according to this OPC and the 2nd DGT code, obtain the DPC of the next node of this node, therefore, guaranteed that destination node returns according to former road according to the response message that this SCCP signaling generates, may be not identical according to the DPC address of the intermediate node of GT code acquisition corresponding to source node with destination node according to the DPC address of the intermediate node of this GT code acquisition thereby solved the prior art source node, so that in the situation of a plurality of operators common platform, to cause signaling link mutually to go here and there the problem of usefulness, and then avoided bringing loss to the interests of some operators, and isolation and maintenance have effectively been realized.
Fig. 3 is the flow chart of another embodiment of the processing method of signaling of the present invention, and as shown in Figure 3, the method for present embodiment comprises:
The SCCP layer of step 201, node is according to the SCCP signaling that receives, and this SCCP signaling comprises an OGT code, DGT code and an application data, judges whether this node is the destination node of a DGT code correspondence.
If it is destination node corresponding to a DGT that the SCCP layer of step 202, node is judged this node, then obtain the signaling point code of the link of this SCCP signaling of transmission.
Need to prove, if it is not destination node corresponding to a DGT that the SCCP layer of node is judged this node, then obtain the DPC of next node according to a DGT, and the DPC of this next node sent to the MTP layer of this node, the SCCP signaling that will carry the DPC of next node by this MTP layer sends to node corresponding to SCCP of the DPC of next node.
The SCCP layer of step 203, node calls SCCP indication interface according to this SCCP signaling; And according to this SCCP indication interface, submit an OGT, a DGT, DPC and application data to the SCCP application layer of node.
It is a DGT that the SCCP application layer of step 204, node arranges respectively the 2nd OGT, and the 2nd DGT is that an OGT and OPC are the signaling point code of this link.
The SCCP application layer of step 205, node generates response message according to this application data.
The SCCP application layer of step 206, node is called the SCCP request interface, and according to this SCCP request interface, sends the 2nd OGT, the 2nd DGT, OPC and response message to the SCCP layer.
The SCCP layer of step 207, node obtains the DPC of next node according to this OPC and the 2nd DGT, and returns processing according to the DPC execution of this next node.
Concrete, the SCCP layer of node obtains the DPC of next node according to this OPC and the 2nd DGT, and with the MTP layer that DPC and the response message of this next node sends to this node, this response message is sent to the node corresponding to DPC of next node by this MTP layer.
In the present embodiment, be set to transmit the signaling point code of the link of this SCCP signaling by OPC, again according to this OPC and the 2nd DGT code, obtain the DPC of the next node of this node, therefore, guaranteed that destination node returns according to former road according to the response message that this SCCP signaling generates, may be not identical according to the DPC address of the intermediate node of GT code acquisition corresponding to source node with destination node according to the DPC address of the intermediate node of this GT code acquisition thereby solved the prior art source node, so that in the situation of a plurality of operators common platform, to cause signaling link mutually to go here and there the problem of usefulness, and then avoided bringing loss to the interests of some operators, and isolation and maintenance have effectively been realized.
Fig. 4 is the network architecture schematic diagram based on the processing method of signaling of the present invention, and as shown in Figure 4, this network architecture comprises: the first country (for example: Britain (the United Kingdom; Abbreviation: UK)) Signalling Transfer Point (Signaling Transfer Point; Be called for short: STP) the 11, second country (for example: Germany (Germany)) STP 12, service control point (the Service Control Point of the second country; Be called for short: SCP) 13 (being equivalent to the described node of above-described embodiment), the 3rd country are (for example: (the Mobile Switching Center of mobile switching centre Spain (Spain)); Be called for short: MSC) 14, belong to the terminal equipment 15 of the second country and belong to the terminal equipment 16 of the first country.Wherein, the first national operator trustship (hosting) the second national operator management service, namely the STP 12 of the STP 11 of the first country and the second country shares the SCP 13 of the second country.In addition, the GT of the MSC 14 of the 3rd country is GT1; The GT of the STP 11 of the first country is GT2; The GT of the STP 12 of the second country is GT3; The GT of the SCP 13 of the second country is GT4, and support two SPC, concrete, a SPC1 who adopts for the link of the STP 11 of the SCP 13 that connects the second country and the first country, the SPC2 that another adopts for the link of the STP 12 of the SCP 13 of connection the second country and the second country.
For instance, when the MSC 14 of the terminal equipment 16 that Radix Angelicae Sinensis belongs to the first country by the 3rd country makes a call, the SCCP layer of the MSC 14 of the 3rd country receives the SCCP signaling, this SCCP signaling comprises the OGT code, DGT code and application data, wherein, the OGT code is GT1, the DGT code is GT4, this SCCP layer is the SPC of STP 11 correspondences of the first country according to the DPC that this GT4 obtains next node, the MTP layer of this SCCP layer MSC 14 that DPC and the SCCP signaling of this next node sent to the 3rd country then, DPC and SCCP signaling that the MTP layer will carry this next node are carried at the STP 11 that sends to the first country in the MTP signaling, after the MTP layer of the STP 11 of the first country receives this MTP signaling, peel off this MTP signaling, to obtain the SCCP signaling of carrying in the MTP signaling, and this SCCP signaling is sent to the SCCP layer of the STP 11 of UK, the SCCP layer of the STP 11 of this UK is GT4 according to the DGT code in this SCCP signaling, the DPC that obtains next node is the SPC of SCP 13 correspondences of the second country, the MTP layer of this SCCP layer STP 11 that SPC and the SCCP signaling of SCP 13 correspondences of this second country sent to this first country then, SPC and the SCCP signaling that will be carried SCP 13 correspondences of the second country by the MTP layer of the STP 11 of this first country are carried at the SCP 13 that sends to the second country in the MTP signaling, after the MTP layer of the SCP 13 of the second country receives this MTP signaling, peel off this MTP signaling, obtaining the SCCP signaling of carrying in the MTP signaling, and this SCCP signaling is sent to the SCCP layer of the SCP 13 of the second country.
After the SCCP layer of the SCP 13 of the second country receives this SCCP signaling, be GT4 according to the DGT code in this SCCP signaling, the SCP 13 that judges this second country is destination node corresponding to GT4 for the DGT code, then obtain the signaling point code of the link of this SCCP signaling of transmission, the signaling point code of this link is SPC1.The SCCP layer of the SCP 13 of the second country is according to this SCCP signaling, call SCCP indication interface, and according to this SCCP indication interface, SCCP application layer to the SCP 13 of the second country is submitted GT1, GT4, SPC1 and application data to, and the SCCP application layer of the SCP 13 of the second country generates response message according to this application data, and exchange GT1 and GT4, it is GT4 that OGT namely is set, and DGT is GT1, and it is SPC1 that OPC is set simultaneously.In addition, the SCCP application layer of the SCP 13 of this second country is called the SCCP request interface, and according to this SCCP request interface, and sending OGT to the SCCP layer of the SCP 13 of the second country is that GT4, DGT are GT1, OPC and response message.The SCCP layer of the SCP 13 of the second country can be GT1 and OPC according to this DGT then, obtain the DPC of next node, wherein, the DPC of this next node is the SPC of STP 11 correspondences of the first country, then the SCCP layer of the SCP 13 of the second country sends to the SPC of STP 11 correspondences of this response message and UK on the MTP layer of the SCP 13 of the second country, the SPC that the MTP layer of the SCP 13 of the second country is corresponding according to the STP11 of this first country sends to this response message the STP 11 of the first country.
In like manner, when the MSC 14 of the terminal equipment 15 that belongs to the second country by the 3rd country makes a call, handling process when its handling process and the above-mentioned terminal equipment 16 that belongs to the first country MSC14 by the 3rd country makes a call is similar, its difference is, the transmission of SCCP signaling is the SCP 13 that sends to the second country by the STP 12 of the second country, and response message is the MSC 14 that returns to the 3rd country by the STP 12 of the second country.
In the present embodiment; carry out addressing according to OPC and DGT; the link that can guarantee operator is isolated mutually; namely belonging to calling that the terminal equipment 15 of the second country initiates returns from the STP 12 of the second country; belonging to calling that the terminal equipment 16 of the first country initiates returns from the STP 11 of the first country; thereby protect the investment of each operator, so that the processing of each operator is professional fully independent, be independent of each other.In addition, because operator's common platform is usually used in the hosting pattern, thereby reduce the hosting cost, strengthened the competitiveness of hosting solution.
Fig. 5 is the structural representation of an embodiment of node of the present invention, as shown in Figure 5, the node of present embodiment comprises: Destination Point Code module 21, module 22 and processing module 23 are set, wherein, Destination Point Code module 21 is used for according to the SCCP signaling that receives, obtain the signaling point code of the link of this SCCP signaling of transmission, this SCCP signaling comprises an OGT code and a DGT code; Module 22 is set, is connected with this Destination Point Code module 21, being used for the 2nd OGT code is set is a described DGT code, and the 2nd DGT code is that a described OGT code and OPC are the signaling point code of link; Processing module 23 arranges module 22 with this and is connected, and is used for according to OPC and the 2nd DGT code, obtains the DPC of next node, and returns processing according to the DPC execution of next node.
The node of present embodiment can be carried out the technical scheme of embodiment of the method shown in Figure 2, and it realizes that principle is similar, repeats no more herein.
Node in the embodiment of the invention can be the network equipment or the user terminal among the GSM, such as being the network equipments such as STP, SCP, MSC.
In the present embodiment, be set to transmit the signaling point code of the link of this SCCP signaling by OPC, again according to this OPC and the 2nd DGT code, obtain the DPC of the next node of this node, therefore, guaranteed that destination node returns according to former road according to the response message that this SCCP signaling generates, may be not identical according to the DPC address of the intermediate node of GT code acquisition corresponding to source node with destination node according to the DPC address of the intermediate node of this GT code acquisition thereby solved the prior art source node, so that in the situation of a plurality of operators common platform, to cause signaling link mutually to go here and there the problem of usefulness, and then avoided bringing loss to the interests of some operators, and isolation and maintenance have effectively been realized.
Fig. 6 is the structural representation of another embodiment of node of the present invention, on above-mentioned basis embodiment illustrated in fig. 5, as shown in Figure 6, the node of present embodiment also comprises: calling module 24 and submission module 25, wherein, this calling module 24 is used for according to this SCCP signaling, calls SCCP indication interface; Submit to module 25 to be connected with this calling module 24 with this Destination Point Code acquisition module 21 respectively, be used for by this SCCP indication interface, to the signaling point code that module 22 submission the one OGT code, a DGT code and these links are set.
Further, this node can also comprise: issue module 26, respectively with module 22 be set be connected with processing module 23, be used for calling the SCCP request interface, and by this SCCP request interface, send the 2nd OGT code, the 2nd DGT code and OPC to this processing module 23.
Further, the SCCP signaling also comprises application data, then should submit to module 25 also to be used for to this module 22 being set and submitting this application data to by this SCCP indication interface.
Then this node can also comprise: response message generation module 27, be used for according to this application data, and generate response message;
Then issue module 26 and also be used for by this SCCP request interface, send response message to processing module 23.
Further, this Destination Point Code module 21 also comprises: judging unit 211 and acquiring unit 212, and wherein, judging unit 211 is used for judging according to the SCCP signaling that receives whether this node is the destination node of a DGT code correspondence; Acquiring unit 212 is used for then obtaining the signaling point code of the link of this SCCP signaling of transmission when judging unit 211 is judged node and is the destination node of a DGT code correspondence.
The node of present embodiment can be carried out the technical scheme of embodiment of the method shown in Figure 3, and it realizes that principle is similar, repeats no more herein.
In the present embodiment, be set to transmit the signaling point code of the link of this SCCP signaling by OPC, again according to this OPC and the 2nd DGT code, obtain the DPC of the next node of this node, therefore, guaranteed that destination node returns according to former road according to the response message that this SCCP signaling generates, may be not identical according to the DPC address of the intermediate node of GT code acquisition corresponding to source node with destination node according to the DPC address of the intermediate node of this GT code acquisition thereby solved the prior art source node, so that in the situation of a plurality of operators common platform, to cause signaling link mutually to go here and there the problem of usefulness, and then avoided bringing loss to the interests of operator, and isolation and maintenance have effectively been realized.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be finished by the relevant hardware of program command, aforesaid program can be stored in the computer read/write memory medium, this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: the various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
Device embodiment described above only is schematic, wherein the unit as the separating component explanation can or can not be physically to separate also, the parts that show as the unit can be or can not be physical locations also, namely can be positioned at a place, perhaps also can be distributed at least two network element.Can select according to the actual needs wherein some or all of module to realize the purpose of present embodiment scheme.Those of ordinary skills namely can understand and implement in the situation of not paying performing creative labour.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. the processing method of a signaling is characterized in that, comprising:
Node obtains the signaling point code of the link of the described SCCP signaling of transmission according to the SCCP signaling that receives, and described SCCP signaling comprises first initiator's global title code and the first purpose global title code;
Described Node configuration second initiator's global title code is described the first purpose global title code, and the second purpose global title code is that described first initiator's global title code and initiator's signaling point code are the signaling point code of described link;
Described node obtains the Destination Point Code of the next node of described node according to described initiator's signaling point code and described the second purpose global title code, and returns processing according to the Destination Point Code execution of described next node.
2. the processing method of signaling according to claim 1 is characterized in that, described node obtains the signaling point code of the link of the described SCCP signaling of transmission according to the SCCP signaling that receives, and comprising:
The SCCP layer of described node obtains the signaling point code of the link of the described SCCP signaling of transmission according to the SCCP signaling that receives;
Then described method also comprises:
The SCCP layer of described node calls SCCP indication interface according to described SCCP signaling; And by described SCCP indication interface, submit the signaling point code of described first initiator's global title code, the first purpose global title code and described link to the SCCP application layer of described node.
3. the processing method of signaling according to claim 1 and 2, it is characterized in that, described Node configuration second initiator's global title code is described the first purpose global title code, the second purpose global title code is that described first initiator's global title code and initiator's signaling point code are the signaling point code of described link, comprising:
It is described the first purpose global title code that the SCCP application layer of described node arranges second initiator's global title code, and the second purpose global title code is that described first initiator's global title code and initiator's signaling point code are the signaling point code of described link;
Then described method also comprises:
The SCCP application layer of described node is called the SCCP request interface, and by described SCCP request interface, send described second initiator's global title code, the second purpose global title code and initiator's signaling point code to described SCCP layer.
4. the processing method of signaling according to claim 3 is characterized in that, described SCCP signaling also comprises application data, and then described method also comprises:
The SCCP layer of described node calls SCCP indication interface according to described SCCP signaling; And by described SCCP indication interface, submit described application data to the SCCP application layer of described node;
The SCCP application layer of described node generates response message according to described application data; And by described SCCP request interface, send response message to described SCCP layer.
5. according to claim 2 to the processing method of 4 each described signalings, it is characterized in that, the SCCP layer of described node obtains the signaling point code of the link of the described SCCP signaling of transmission according to the SCCP signaling that receives, and comprising:
The SCCP layer of described node judges according to the SCCP signaling that receives whether described node is the destination node of described the first purpose global title code correspondence;
If the SCCP layer of described node is judged the destination node that described node is described the first purpose global title code correspondence, then obtain the signaling point code of the link of the described SCCP signaling of transmission.
6. a node is characterized in that, comprising:
The Destination Point Code acquisition module, be used for according to the SCCP signaling that receives, obtain the signaling point code of the link of the described SCCP signaling of transmission, described SCCP signaling comprises first initiator's global title code and the first purpose global title code;
Module is set, be connected with described Destination Point Code acquisition module, being used for second initiator's global title code is set is described the first purpose global title code, and the second purpose global title code is that described first initiator's global title code and initiator's signaling point code are the signaling point code of described link;
Processing module, be connected with the described module that arranges, be used for according to described initiator's signaling point code and described the second purpose global title code, obtain the Destination Point Code of the next node of described node, and return processing according to the Destination Point Code execution of described next node.
7. node according to claim 6 is characterized in that, also comprises:
Calling module is used for according to described SCCP signaling, calls SCCP indication interface;
Submit module to, be connected with described calling module with described Destination Point Code acquisition module respectively, be used for by described SCCP indication interface, to described the signaling point code that module is submitted described first initiator's global title code, the first purpose global title code and described link to be set.
8. according to claim 6 or 7 described nodes, it is characterized in that, also comprise:
Issue module, be connected with processing module with the described module that arranges respectively, be used for calling the SCCP request interface, and by described SCCP request interface, send described second initiator's global title code, the second purpose global title code and initiator's signaling point code to described processing module.
9. node according to claim 8, it is characterized in that, described SCCP signaling also comprises application data, and then described submission module also is used for submitting described application data by described SCCP indication interface to the described module that arranges;
Then described node also comprises:
The response message generation module is used for according to described application data, generates response message;
Then the described module that issues also is used for by described SCCP request interface, sends response message to described processing module.
10. according to claim 7 to 9 each described nodes, it is characterized in that described Destination Point Code acquisition module comprises:
Judging unit is used for judging according to the SCCP signaling that receives whether described node is the destination node of described the first purpose global title code correspondence;
Acquiring unit is used for then obtaining the signaling point code of the link of the described SCCP signaling of transmission when judgment unit judges goes out described node and is the destination node of described the first purpose global title code correspondence.
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