CN1801801A - Additional chain circuit message transmitting method based on M2PA protocol - Google Patents
Additional chain circuit message transmitting method based on M2PA protocol Download PDFInfo
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- CN1801801A CN1801801A CN 200410082388 CN200410082388A CN1801801A CN 1801801 A CN1801801 A CN 1801801A CN 200410082388 CN200410082388 CN 200410082388 CN 200410082388 A CN200410082388 A CN 200410082388A CN 1801801 A CN1801801 A CN 1801801A
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- chain circuit
- additional chain
- circuit message
- message
- m2pa
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Abstract
Present invention relates to Present invention relates to method for transmitting extra link messages base on M 2 PA protocol, Said method includes timing transmitting end transmitting end to end M 2 PA protocol based extra link messages when opposite terminal receiving said extra link messages then to stop transmitting extra link, said invention can uniformity transmit extra link messages in rather long time , Which makes the end to end link messages can be reliably received even if line error resulting to link messages lose , thereby raises communication network communication network reliability, at the same time reduces transmissive messages amount in network,
Description
Technical field
The present invention relates to network communications technology field, relate in particular to a kind of sending method of the additional chain circuit message based on the M2PA agreement.
Background technology
Signaling system is the key technology in the modern communication networks.Telecommunication apparatus can effectively guarantee the communication network high availability to the reliable transmission of signaling message.In conventional telecommunication network, there have been a series of standards and technology to guarantee the reliability of signaling system, as very ripe arrowband No.7 signaling system at present.
Along with the progressively maturation of IP (Internet protocol) packet network technologies, the IP packet network can be used for business such as voice-bearer, data, multimedia.For guaranteeing that traditional business and docking of IP Packet Service need traditional circuit-switched network to merge intercommunication with the IP packet network.
Be in fusing stage at traditional circuit-switched network and packet network, be realize the intercommunication of legacy circuit-switched networks network and IP packet network, the demand of circuit switching signaling protocol such as No.7 signaling occurred on IP network, transmitting.In order to satisfy the demand in IP network transmitting signaling agreement, IETF sets up a special signaling transmission group, and the SIGTRAN that this group formulated (signaling transmission) protocol stack collection will be used for the transmission of legacy circuit-switched signaling protocol on IP network.M2PA (2 layers of end-to-end adaptation layer of message transfer part) agreement is a kind of in the SIGTRAN stack, M2PA is modeled to MTP2 (2 layers of message transfer part) link with SCTP (SCTP) connection, realize the SS7 link on the IP Packet Based Network, finish MTP3 (Message Transfer Part Level 3) end to end communication.
Mention in the M2PA draft agreement 12 for some chain circuit messages, can accurately receive this chain circuit message, can send a plurality of additional chain circuit messages, promptly repeat to send described chain circuit message for guaranteeing the opposite end.Described chain circuit message comprises Alignment message, Out of service message, Ready message, Busy message and Processor Outage message or the like.
Therefore, for communication network, reasonably transmitting additional chain circuit message is the key that improves communication reliability.But, also do not have a kind of technical scheme that is used to send described additional chain circuit message at present.
Summary of the invention
In view of above-mentioned existing in prior technology problem, the purpose of this invention is to provide a kind of sending method of the additional chain circuit message based on the M2PA agreement, guaranteeing the reliable transmission of chain circuit message in the communication network, thereby improve the reliability of communication.
The objective of the invention is to be achieved through the following technical solutions:
The invention provides a kind of sending method of the additional chain circuit message based on the M2PA agreement, comprising:
In communication network, timed sending based on the additional chain circuit message of 2 layers of end-to-end adaptation layer M2PA agreement of message transfer part, when described additional chain circuit message is received in the opposite end, stops to send described additional chain circuit message end to end.
The sending method of described additional chain circuit message based on the M2PA agreement further comprises:
A, in communication network, send end to end additional chain circuit message based on the M2PA agreement;
B, judge whether the opposite end receives described additional chain circuit message within the predetermined time, if receive, execution in step C then, otherwise, execution in step D;
C, this process that sends additional chain circuit message finish;
D, send described additional chain circuit message and execution in step B once more.
Described steps A also comprises:
A1, when sending described additional chain circuit message, start timer;
A2, when timer expiry, execution in step D.
Described steps A 1 also comprises:
When described additional chain circuit message is received in the opposite end, stop timer, and execution in step C.
Described steps A also comprises:
When the additional chain circuit message that sends first in the communication network end to end based on the M2PA agreement, start the timer that is used to add up the total duration that sends additional chain circuit message;
Whether the timing duration of judging timer surpasses predetermined value, if, execution in step C then, otherwise, execution in step B.
Described timer can be total duration timer of described predetermined value for timing length, and when described total duration timer expiry, execution in step C.
Described steps A also comprises:
A1, when the additional chain circuit message that sends first in the communication network end to end based on the M2PA agreement, the total that begins to add up this message sends number of times;
A2, judge that described total sends number of times and whether surpasses predetermined value, if, execution in step C then, otherwise, execution in step B.
Described steps A 1 comprises:
When the additional chain circuit message that sends first in the communication network end to end based on the M2PA agreement, the enabling counting device utilizes the described total of described counters count to send number of times.
Described step B also comprises:
Send described additional chain circuit message end and receiving the response message of described additional chain circuit message, or state transitions has been when having taken place in local terminal, determined that the opposite end received described additional chain circuit message.
As seen from the above technical solution provided by the invention, the present invention is the additional chain circuit message that need are sent, and evenly sends in the long time period.Owing to do not have to concentrate and carry out the transmission of additional chain circuit message, therefore, among the present invention, even the section link error causes chain circuit message to be lost sometime, as long as the link error time is not more than whole additional chain circuit message and sends duration, to can not cause all additional chain circuit messages to be lost, thereby make that chain circuit message can be received reliably end to end, with the reliability of effective raising communication.In addition, the present invention also is provided with the total duration that sends additional chain circuit message, and avoiding under situations such as network long period fault, communication equipment constantly sends described message to the opposite end.
Description of drawings
Fig. 1 is the flow chart of method of the present invention;
Fig. 2 is a concrete applicating flow chart of the present invention.
Embodiment
Core of the present invention is that timed sending when described chain circuit message is received in the opposite end, stops to send described chain circuit message end to end based on the additional chain circuit message of M2PA agreement in communication network.
Method of the present invention is regularly to send the additional chain circuit message that needs to the opposite end in the time period of setting, and then stops the transmission of this additional chain circuit message when described additional chain circuit message is received in the opposite end.
The concrete implementation of the method for the invention specifically may further comprise the steps as shown in Figure 1:
Step 11: in communication network, communication equipment sends end to end additional chain circuit message based on the M2PA agreement to the opposite end;
Described chain circuit message comprises Alignment message, Out of service message, Ready message, Busy message and Processor Outage message or the like.
Step 12: start corresponding timer and timer;
Described length of timer is the cycle duration that regularly sends additional chain circuit message to the opposite end;
Described timer is used to add up the total duration that sends described additional chain circuit message, promptly when the additional chain circuit message that sends first in the communication network end to end based on the M2PA agreement, starts the timer of the duration that is used to add up the transmission additional chain circuit message.
Step 13: when timer expiry, judge whether the timing duration of timer surpasses predetermined value (predetermined time value), judge just whether total duration of present transmission additional chain circuit message surpasses predetermined value, if surpass, then execution in step 15, otherwise, execution in step 14;
Usually the present invention in actual applications, for avoiding under situations such as Chief Web Officer time failure, communication equipment constantly sends invalid additional chain circuit message, a total duration that sends additional chain circuit message need be set, when surpassing this total duration, even described additional chain circuit message is not received in the opposite end, local terminal also no longer continues to send;
Described timer can be total duration timer of described predetermined value for timing length, and when described total duration timer expiry, then execution in step 15;
Step 14: when timer expiry, need also to judge whether the opposite end receives described additional chain circuit message, if receive, then execution in step 15, otherwise, execution in step 16;
Normally receive the response message of corresponding additional chain circuit message sending described additional chain circuit message one end, or state transitions has been when having taken place in local terminal, can have determined that then the opposite end received described additional chain circuit message;
In actual applications, can also whether receive described additional chain circuit message in the real-time judge opposite end, if receive, then execution in step 15, otherwise, continue to judge, and when described timer expiry, carry out described step 16;
Step 15: this additional chain circuit message process of transmitting finishes.
Step 16: send described additional chain circuit message once more, restart described timer, and execution in step 13;
Carry out above-mentioned steps 13 to the described additional chain circuit message of step 16 by circulation, receive described additional chain circuit message up to the opposite end, perhaps surpass total duration of predetermined transmission additional chain circuit message.
In above-mentioned step 12, when can also be in communication network sending end to end the additional chain circuit message based on the M2PA agreement first, the total that begins to add up this message sends number of times; Afterwards, judge that in step 13 described total sends number of times and whether surpasses predetermined value, if then execution in step 15, otherwise, execution in step 16; Wherein, amount to the statistics that sends number of times and can utilize counter to realize, when promptly sending end to end the additional chain circuit message based on the M2PA agreement first sending additional chain circuit message, the enabling counting device, when described counter surpassed predetermined value, then execution in step 15, otherwise execution in step 16.
Be that example describes method of the present invention to send Link Status Alignment message below.As shown in Figure 2, after sending additional chain circuit message Link Status Alignment message, then start transmission timer at interval, periodically send Link Status Alignment message, and wait for and receive the message that the opposite end is returned to the opposite end.After receiving the Link Status Alignment message that the opposite end is returned, then enter Proving period (checking phase or proofing state), promptly enter proving (checking) state, need stop described interval transmission timer this moment, and this additional chain circuit message process of transmitting finishes.Certainly, if in this additional chain circuit message transmitting time section of setting, never receive the Link Status Alignment message of returning the opposite end, then finish this additional chain circuit message process of transmitting equally.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (9)
1, a kind of sending method of the additional chain circuit message based on the M2PA agreement is characterized in that, comprising:
In communication network, timed sending based on the additional chain circuit message of 2 layers of end-to-end adaptation layer M2PA agreement of message transfer part, when described additional chain circuit message is received in the opposite end, stops to send described additional chain circuit message end to end.
2, the sending method of the additional chain circuit message based on the M2PA agreement according to claim 1 is characterized in that this method further comprises:
A, in communication network, send end to end additional chain circuit message based on the M2PA agreement;
B, judge whether the opposite end receives described additional chain circuit message within the predetermined time, if receive, execution in step C then, otherwise, execution in step D;
C, this process that sends additional chain circuit message finish;
D, send described additional chain circuit message and execution in step B once more.
3, the sending method of the additional chain circuit message based on the M2PA agreement according to claim 2 is characterized in that described steps A also comprises:
A1, when sending described additional chain circuit message, start timer;
A2, when timer expiry, execution in step D.
4, the sending method of the additional chain circuit message based on the M2PA agreement according to claim 3 is characterized in that described steps A 1 also comprises:
When described additional chain circuit message is received in the opposite end, stop timer, and execution in step C.
5, according to the sending method of claim 2,3 or 4 described additional chain circuit messages based on the M2PA agreement, it is characterized in that described steps A also comprises:
When the additional chain circuit message that sends first in the communication network end to end based on the M2PA agreement, start the timer that is used to add up the total duration that sends additional chain circuit message;
Whether the timing duration of judging timer surpasses predetermined value, if, execution in step C then, otherwise, execution in step B.
6, the sending method of the additional chain circuit message based on the M2PA agreement according to claim 5, it is characterized in that, described timer can be total duration timer of described predetermined value for timing length, and when described total duration timer expiry, execution in step C.
7, according to the sending method of claim 2,3 or 4 described additional chain circuit messages based on the M2PA agreement, it is characterized in that described steps A also comprises:
A1, when the additional chain circuit message that sends first in the communication network end to end based on the M2PA agreement, the total that begins to add up this message sends number of times;
A2, judge that described total sends number of times and whether surpasses predetermined value, if, execution in step C then, otherwise, execution in step B.
8, the sending method of the additional chain circuit message based on the M2PA agreement according to claim 7 is characterized in that described steps A 1 comprises:
When the additional chain circuit message that sends first in the communication network end to end based on the M2PA agreement, the enabling counting device utilizes the described total of described counters count to send number of times.
9, according to the sending method of claim 2,3 or 4 described additional chain circuit messages based on the M2PA agreement, it is characterized in that described step B also comprises:
Send described additional chain circuit message end and receiving the response message of described additional chain circuit message, or state transitions has been when having taken place in local terminal, determined that the opposite end received described additional chain circuit message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410082388 CN1801801A (en) | 2004-12-31 | 2004-12-31 | Additional chain circuit message transmitting method based on M2PA protocol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410082388 CN1801801A (en) | 2004-12-31 | 2004-12-31 | Additional chain circuit message transmitting method based on M2PA protocol |
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| Publication Number | Publication Date |
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| CN1801801A true CN1801801A (en) | 2006-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200410082388 Pending CN1801801A (en) | 2004-12-31 | 2004-12-31 | Additional chain circuit message transmitting method based on M2PA protocol |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008031290A1 (en) * | 2006-09-08 | 2008-03-20 | Zte Corporation | A method for deleting quickly the m2pa failure link |
| CN101494552B (en) * | 2008-01-23 | 2011-05-18 | 华为技术有限公司 | Method, system and apparatus for establishing business connection |
-
2004
- 2004-12-31 CN CN 200410082388 patent/CN1801801A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008031290A1 (en) * | 2006-09-08 | 2008-03-20 | Zte Corporation | A method for deleting quickly the m2pa failure link |
| CN101494552B (en) * | 2008-01-23 | 2011-05-18 | 华为技术有限公司 | Method, system and apparatus for establishing business connection |
| US8209425B2 (en) | 2008-01-23 | 2012-06-26 | Huawei Technologies Co., Ltd. | Method, system and device for establishing service connection |
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Open date: 20060712 |