CN101192980B - A message loop method and system - Google Patents
A message loop method and system Download PDFInfo
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- CN101192980B CN101192980B CN2006101572291A CN200610157229A CN101192980B CN 101192980 B CN101192980 B CN 101192980B CN 2006101572291 A CN2006101572291 A CN 2006101572291A CN 200610157229 A CN200610157229 A CN 200610157229A CN 101192980 B CN101192980 B CN 101192980B
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Abstract
The invention discloses an information circulating method, which comprises the following steps: a. the signal network layer MTP3 of the major point information transmission part MPT or the MPT third grade user adaptation layer M3UA receives the information sent by the MTP upper layer. If the objective signaling point of the information is a mutual assistance point, the MTP3 or the M3UA circulatesthe information to the major point MTP upper layer. The implementation example of the invention overcomes the disadvantages in prior art and realizes MTP3 or M3UA signaling point circulating. Differences in information processing of signaling points with different objectives via the same link circuit are avoided. On conditions of N+1 homing group network, when mutual assistance point paralysis occurs, the service from the major point to the mutual assistance point can still operate normally.
Description
Technical field
The invention belongs to NGN (next generation network) technical field, relate in particular to the technology that moves flexible exchanging network safety.
Background technology
Soft switch is as important techniques in the next generation network; Be hope in next step evolution process of existing heterogeneous networks can be as far as possible smoothly with the various network integration to together, carry out the integration of Internet resources and service resources to greatest extent.Soft switch is the controlled function entity of next generation network, and the providing of business that has the real-time requirement for next generation network called out control and connection control function, is that next generation network is called out and the core of controlling.
Mobile flexible exchanging network has the characteristic of high density, big capacity, concentrated MSC SERER (soft switch center), and MSC Server residing position in network is higher, and often coverage is bigger.When the major disaster situation appears in MSCServer, like artificial destruction, equipment fault, natural calamity etc., can cause large-scale service disconnection, influence huge.In order to guarantee the safe and reliable of the network operation, N+1 ownership solution is provided in the prior art, realize disaster tolerance and backup functionality between N office point and the office point through N+1 ownership solution.
N+1 ownership solution has proposed the notion of virtual Server node; Be about to each MSC Server and invent N virtual Server node unit; Each MSCServer entity of correspondence and its composition N+1 home network has been realized the data and the state implementation of each node are fully independently disposed and managed.
As shown in Figure 1; SX2 (MSC server2) is the Server that helps each other of SX1 and SX3; Virtual Server 0, Server 1 and 2 three virtual Server node unit of Server in SX2, following three Server of normal condition deal with separately have jurisdiction over professional, after SX1 or the wherein arbitrary side of SX3 break down; Its corresponding business can activate on SX2, takes over its follow-up business by virtual Server among the SX2 1 or Server 2.After SX2 has taken over SX1 or SX3 business, just need land processing to the signaling message of SX1 or SX3 at SX2 by SX2.
Existing MTP (Message Transfer Part Message Transfer Part) provides the function of signaling link loopback, can the loopback sign be set for a certain MTP link.MTP confirms route according to Destination Point Code, and then according to Route Selection link set and link, when selected link has been provided with the loopback sign, then this message loopback, directly the MTP by local exchange handles this message.
But the message that existing signaling link loopback scheme can cause all to send via this link all is looped back to local exchange and handles, can't distinguish via same link, but the different signaling message of destination signaling point.For example; If link Link1 is set to loopback; Then by SP1 (Signalling Point signalling point) to the message of SPA and all can be to the message of SP B by loopback by SP1, and can not realize by SP1 to the message of SP A by loopback, by SP1 to the message of SP B not by loopback.
If SP1 is the signalling point of helping each other of SPA and SPB simultaneously, and SP1 is during to the SPA signaling link identical with the SPB use, if the SPA fault; SP1 takes over the business of SPA, and require message loopback on link of SPA this moment, and the signaling message of going to SPB does not need loopback; The prior art scheme can't address this problem; Therefore, as stated, after SX2 has taken over the SX3 business; Need land processing by SX2 at SX2 to the signaling message of SX3, existing signaling link loopback scheme can't solve SX2 to the message loopback of SX3 to SX2, simultaneously SX2 to the message of SX1 not by the problem of loopback.Therefore, in existing N+1 ownership solution, after active office point had been taken over the business of the office point of helping each other, the business of the office point of helping each other is put by active office can not normal process.
Summary of the invention
The object of the present invention is to provide a kind of method and system of message loopback, be intended to solve the active office that exists in the prior art and put the problem that the business of the office point of helping each other can not normal process.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is following:
A kind of method of message loopback, described method comprises the steps:
Break down in a0, the office point of helping each other; Active office point is taken over the business of the said office point of helping each other; The 3rd layer of MTP3 of the Message Transfer Part of active office point Message Transfer Part MTP or MTP 3rd level user adaptation layer M3UA activate and are configured in upward the help each other virtual Server corresponding with the said office point of helping each other of active office point; And the said office point of helping each other is provided with the loopback sign, said active office point is the subsequent use office point of the said office point of helping each other;
The 3rd layer of MTP3 of the Message Transfer Part of a, active office point Message Transfer Part MTP or MTP 3rd level user adaptation layer M3UA receive the message that send on its MTP upper strata; The destination signaling point of described message is the office point of helping each other; Whether the destination signaling point that detects described message is provided with the loopback sign; If then described MTP3 or M3UA arrive described active office point MTP upper strata with described message loopback.
Wherein step a specifically comprises:
A1, described active office point MTP go up the described MTP3 of course or M3UA sends message, and the destination signaling point of described message is the described office point of helping each other;
After a2, described MTP3 or M3UA receive described message, detect described destination signaling point whether the loopback sign is set, if then described message loopback is arrived described active office point MTP upper strata.
The upper strata of described active office point is SCCP SCCP or ISDNYong Hubufen ISUP or Telephone User Part TUP.
The present invention also provides a kind of system of message loopback; Comprise active office point and the office point of helping each other, said active office point is the subsequent use office point of the said office point of helping each other, when breaking down in the described office point of helping each other; Described active office point is taken over the business of the described office point of helping each other; Described active office point comprises MTP3 or M3UA, activates when being used for breaking down in the said office point of helping each other and is configured in the virtual Server that helps each other corresponding with the said office point of helping each other on the active office point, and the said office point of helping each other is provided with the loopback sign; And to be used for receiving the destination signaling point that described active office point MTP goes up its transmission of course be the message of the said office point of helping each other; And whether the destination signaling point that detects described message be provided with the loopback sign, if be that the message loopback of the said office point of helping each other is to described active office point MTP upper strata with described destination signaling point then.
Described active office point MTP upper strata is SCCP or ISUP or TUP.
The embodiment of the invention overcomes the deficiency of prior art; Adopt the business of having taken over the office point of helping each other when active office point; Then in MTP3 (the 3rd layer of Message Transfer Part Message Transfer Part) or M3UA (MTP3User Adaptation Layer Message Transfer Part 3rd level user adaptation layer), will be configured in last the help each other virtual Server corresponding of active office point the loopback sign will be set with the said office point of helping each other; When the active office point is received the message that its MTP upper-layer user sends; Its destination signaling point is when helping each other the office point, and MTP3 or M3UA be directly with the technical scheme of this message loopback to the MTP upper-layer user, has realized the loopback of signalling point at MTP3 or M3UA; Solved via message the difference on loop back processing being of same link to the different purpose signalling point; Make that under N+1 home networking situation when helping each other office point paralysis machine, former active office puts the business of helping each other between the office point and still can normally move.
Description of drawings
Fig. 1 is the virtual Server sketch map of N+1 home networking in the prior art;
Fig. 2 is the sketch map of the described message loopback of the embodiment of the invention;
Fig. 3 is an embodiment of the invention flow chart.
Embodiment
The basic principle of the embodiment of the invention is the business of having taken over the office point of helping each other when active office point; Then in MTP3 or M3UA, will be configured in the virtual Server that helps each other corresponding on the active office point loopback sign will be set with this office point of helping each other; When the active office point is received the message that the MTP upper-layer user sends; Its destination signaling point when helping each other the office point, MTP or M3UA directly with this message loopback to the MTP upper-layer user.
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Under N+1 home networking situation, the business of having taken over the office point of helping each other when active office point can activate the virtual Server that helps each other of configuration on active office point, and at this moment, the signaling message that the office point of helping each other is put by former cause active office is actually at this intra-office to be handled.
The MTP of communication network agreement comprises three layers: ground floor is that signaling data link layer (Signalling DataLink Level) is called physical layer (Physical Level) again; The entity of its definition signal link, electric and functional characteristic; So that physical link sending and receiving SS7 (signalling system No.7) to be provided signal; The second layer is called signal link layer (Signalling Link Level), and it is responsible for guaranteeing the reliability of SS7 signal message sending and receiving on physical layer; The 3rd layer (MTP3) is called signal network layer (Signalling Network Level), and major function is that signal message is handled and the signal network management.
M3UA (MTP3 User Adaptation Layer Message Transfer Part (3rd level) user adaptation layer); Be used between soft switch and SGW, realizing the transmission of Signaling System Number 7 agreement; Be supported in the user message that transmits the MTP third level on the IP network, comprise SCCP (Signaling Connection Control Part SCCP), TUP (Telephone User Part) and ISUP (ISDN User Part ISDNYong Hubufen) message.
As shown in Figure 2; Active office point activates when helping each other virtual Server; The signalling point of virtual Server of in MTP3 or M3UA, will helping each other is provided with the loopback sign, and the MTP3 (M3UA) when active office point receives the message that upper-layer user (like SCCP, ISUP etc.) sends over like this, and its destination signaling point is during for the signalling point of this virtual Server that helps each other; Then do not need to carry out again processing such as routing, directly give the upper strata of local exchange MTP and go to handle.
Wherein, 0x123 is the signaling point code of active office point, and 0x456 is the signaling point code of virtual Server of helping each other, when the active office point receives the message that the upper strata SCCP by local exchange MTP comes; When its Destination Point Code is 0x456; Show that this message sends to the message of the virtual Server that helps each other for the active office point, because the business that this moment, active office point was taken over this virtual Server that helps each other, this message should be landed processing in active office point (local exchange); After MTP3 or M3UA receive this message; Detect the message that Destination Point Code is 0x456,, then directly go the SCCP of the message loopback that sends to 0x456 to handle to local exchange because this moment, signalling point 0X456 was set up the loopback sign.
The flow process of present embodiment is as shown in Figure 3, comprises the steps:
1, SX2 (active office point, signaling point code are 0x123) sends SCCP message to SX1 (office point of helping each other, signaling point code are 0x456), and SCCP sends a message to MTP3 (M3UA);
2, whether MTP3 (M3UA) testing goal signaling point code 0x456 is provided with the loopback sign, if change step 3, otherwise change step 4;
3, MTP3 (M3UA) handles message loopback to SCCP;
4, MTP3 (M3UA) confirms route according to Destination Point Code, according to Route Selection link set and link, sends a message to SX1 then.
As stated, under the situation of N+1 home networking, when helping each other office point fault paralysis machine; Active office point is taken over the business of the office point of helping each other, and this moment, MTP3 or the M3UA office point of will helping each other was provided with the loopback sign, when the MTP upper strata of active office point (SCCP, ISUP or TUP) to MTP3 or M3UA transmission message; After MTP3 or M3UA receive message, judge that its destination signaling point is the office point of helping each other, this office point of helping each other is provided with the loopback sign; The MTP upper strata of then directly message loopback being put to active office; Therefore, after active office point was taken over the business of the office point of helping each other, the business of the office point of helping each other is put by active office can normal process.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. the method for a message loopback is characterized in that, described method comprises the steps:
Break down in a0, the office point of helping each other; Active office point is taken over the business of the said office point of helping each other; The 3rd layer of MTP3 of the Message Transfer Part of active office point Message Transfer Part MTP or MTP 3rd level user adaptation layer M3UA activate and are configured in upward the help each other virtual Server corresponding with the said office point of helping each other of active office point; And the said office point of helping each other is provided with the loopback sign, said active office point is the subsequent use office point of the said office point of helping each other;
The 3rd layer of MTP3 of the Message Transfer Part of a, active office point Message Transfer Part MTP or MTP 3rd level user adaptation layer M3UA receive the message that send on its MTP upper strata; The destination signaling point of described message is the office point of helping each other; Whether the destination signaling point that detects described message is provided with the loopback sign; If then described MTP3 or M3UA arrive described active office point MTP upper strata with described message loopback.
2. method according to claim 1 is characterized in that, wherein step a specifically comprises:
A1, described active office point MTP go up the described MTP3 of course or M3UA sends message, and the destination signaling point of described message is the described office point of helping each other;
After a2, described MTP3 or M3UA receive described message, detect described destination signaling point whether the loopback sign is set, if then described message loopback is arrived described active office point MTP upper strata.
3. method according to claim 1 is characterized in that, described active office point MTP upper strata is SCCP SCCP or ISDNYong Hubufen ISUP or Telephone User Part TUP.
4. the system of a message loopback; Comprise active office point and the office point of helping each other; Said active office point is characterized in that, when breaking down in the described office point of helping each other for the subsequent use office point of the said office point of helping each other; Described active office point is taken over the business of the described office point of helping each other; Described active office point comprises the 3rd layer of MTP3 of Message Transfer Part or Message Transfer Part 3rd level user adaptation layer M3UA, activates when being used for breaking down in the said office point of helping each other and is configured in the virtual Server that helps each other corresponding with the said office point of helping each other on the active office point, and the said office point of helping each other is provided with the loopback sign; And to be used for receiving the destination signaling point that described active office point Message Transfer Part MTP goes up its transmission of course be the message of the said office point of helping each other; And whether the destination signaling point that detects described message be provided with the loopback sign, if be that the message loopback of the said office point of helping each other is to described active office point MTP upper strata with described destination signaling point then.
5. system according to claim 4 is characterized in that, described active office point MTP upper strata is that signal connects control section SCCP or ISDNYong Hubufen ISUP or Telephone User Part TUP.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101572291A CN101192980B (en) | 2006-11-30 | 2006-11-30 | A message loop method and system |
| PCT/CN2007/071067 WO2008064601A1 (en) | 2006-11-30 | 2007-11-15 | Method of realizing dual homing, system and softswitch equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2006101572291A CN101192980B (en) | 2006-11-30 | 2006-11-30 | A message loop method and system |
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| CN101192980A CN101192980A (en) | 2008-06-04 |
| CN101192980B true CN101192980B (en) | 2012-04-25 |
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| CN109450707B (en) * | 2018-12-13 | 2021-12-14 | 京信网络系统股份有限公司 | Data transmission method and device, gateway equipment and readable storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1536819A (en) * | 2003-04-11 | 2004-10-13 | 华为技术有限公司 | Method for implementing dual home in next network |
| KR20040107221A (en) * | 2003-06-13 | 2004-12-20 | 엘지전자 주식회사 | method for transmission and reception with other station by VSP in the exchange of common channel signalling |
| CN1741665A (en) * | 2004-08-29 | 2006-03-01 | 华为技术有限公司 | System for double-attaching grouping network in communication network and method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1536819A (en) * | 2003-04-11 | 2004-10-13 | 华为技术有限公司 | Method for implementing dual home in next network |
| KR20040107221A (en) * | 2003-06-13 | 2004-12-20 | 엘지전자 주식회사 | method for transmission and reception with other station by VSP in the exchange of common channel signalling |
| CN1741665A (en) * | 2004-08-29 | 2006-03-01 | 华为技术有限公司 | System for double-attaching grouping network in communication network and method thereof |
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