CN101415128B - Method, apparatus for sharing signaling message load, and signaling transmission system - Google Patents
Method, apparatus for sharing signaling message load, and signaling transmission system Download PDFInfo
- Publication number
- CN101415128B CN101415128B CN200810225980XA CN200810225980A CN101415128B CN 101415128 B CN101415128 B CN 101415128B CN 200810225980X A CN200810225980X A CN 200810225980XA CN 200810225980 A CN200810225980 A CN 200810225980A CN 101415128 B CN101415128 B CN 101415128B
- Authority
- CN
- China
- Prior art keywords
- signaling message
- link
- remainder
- message
- link group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Communication Control (AREA)
Abstract
The embodiment of the invention relates to a signal message load sharing method, a device and a signal transmission system; wherein, the method comprises the steps as follows: after the signal message is received, the arithmetical compliment of the characteristic value of the signal message corresponding to the number of the chains in a chain group which is used for transferring the signal message; one chain in the chain group, with the serial number corresponding to the arithmetical compliment is selected; the signal message is transferred. The device comprises a first calculation module, a selection module and a transfer module. The system comprises a signal transfer point device and at least a signal point device. The embodiment of the invention realizes the load sharing of different chains in the same chain group on the signal message, improves the reliability of the signal network, and is not restricted by the number of the chains.
Description
Technical field
The present invention relates to a kind of load sharing technology, relate in particular to sharing signaling message load method, device and signaling transmission system.
Background technology
Signalling Transfer Point (Signaling Transfer Point in the existing signaling network, be called for short: STP) with signalling point (Signaling Point, be called for short: link to each other by a plurality of link group SP), usually comprise 16 links in each link group, transmit for signaling message to be transmitted is shared on these 16 links more equably, will carry out load sharing these signaling messages.Along with the continuous increase of signaling network capacity and load, also increasing to the needs of signaling message, make number of links also constantly increase.
In the prior art load sharing of signaling message selected based on the signaling link that carries in the signaling message normally that (Signaling Link Selection, be called for short: SLS) information is carried out.The signaling message that SLS information is identical need be transmitted on same link.Yet existing SLS information has fixing data bits usually,, therefore, shares equably on the multilink in the link group in order to make signaling message than top grade as 4 bits, 8, just needs the quantity of these links corresponding with the figure place of SLS information.For example, will dispose 16 links at the SLS information of 4 bits, otherwise just can not realize uniform load sharing.Will make the quantity of link be restricted to 2 power power like this.
And, in actual applications, one or more of links in these links also might break down, so, even the condition of the power power of the quantity of pre-configured link satisfied 2, but the quantity of actual link that can signaling message transmission then possibly can't satisfy this condition, and the data bits of SLS information can not change at any time along with the change of number of links, therefore can influence the effect of load sharing.
Summary of the invention
The embodiment of the invention provides a kind of sharing signaling message load method, signal switching point apparatus and signaling transmission system, makes the load sharing of signaling message not be subjected to the number of links quantitative limitation.
One embodiment of the present of invention provide a kind of sharing signaling message load method, comprising:
After receiving signaling message, the characteristic value of calculating described signaling message is with respect to the remainder of the quantity of the link group link that is used for transmitting this signaling message;
Select to number in the described link group a link, transmit described signaling message corresponding to described remainder;
The characteristic value of the described signaling message of described calculating comprises with respect to the remainder of the quantity of the link group link that is used for transmitting this signaling message:
To the byte in the transaction identifiers of described signaling message corresponding respectively decimal system numerical value carry out arithmetic operator, with the operation result value that obtains as described characteristic value;
Calculate the remainder of described operation result value with respect to the quantity of link in the described link group.
An alternative embodiment of the invention provides a kind of signal switching point apparatus, comprising:
First computing module is used for after receiving signaling message, and the characteristic value of calculating described signaling message is with respect to the remainder of the quantity of the link group link that is used for transmitting this signaling message;
Select module, be used for the described remainder that calculates according to first computing module, select in the described link group numbering corresponding to a link of described remainder;
Forwarding module is used for transmitting described signaling message on the described link of selecting module to select;
Second computing module, be used for to the byte of the transaction identifiers of described signaling message corresponding respectively decimal system numerical value carry out arithmetic operator, with the operation result value that obtains as described characteristic value for the use of first computing module.
Another embodiment of the present invention provides a kind of signaling transmission system, comprising: signal switching point apparatus, at least one signalling point device;
Described signal switching point apparatus, after being used to receive signaling message, the characteristic value of calculating described signaling message is with respect to the remainder of the quantity of the link group link that is used for transmitting this signaling message, and select in the described link group link of numbering corresponding to described remainder, transmit described signaling message, to the byte in the transaction identifiers of described signaling message corresponding respectively decimal system numerical value carry out arithmetic operator, with the operation result value that obtains as described characteristic value;
Described signalling point device is used to receive the signaling message that described signal switching point apparatus is transmitted.
By the various embodiments described above of the present invention, realized that different links in the same link group to the load sharing of signaling message, have improved the reliability of signaling network; And because this load sharing is selected to realize to link by calculating remainder values, directly do not concern with the quantity of link, therefore, the effect of load sharing can not be subjected to the link sum and whether surpass 16, or is not the restriction of 2 conditions such as power power.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is the flow chart of the inventive method embodiment one described sharing signaling message load method;
Fig. 2 is the flow chart of the inventive method embodiment two described sharing signaling message load methods;
Fig. 3 is the flow chart of the inventive method embodiment three described sharing signaling message load methods;
Fig. 4 is the structural representation of system of the present invention and device embodiment one described signaling transmission system;
Fig. 5 is the structural representation of system of the present invention and device embodiment one described signal switching point apparatus;
Fig. 6 is the structural representation of system of the present invention and device embodiment two described signal switching point apparatus;
Fig. 7 is the structural representation of system of the present invention and device embodiment three described signal switching point apparatus.
Embodiment
Method embodiment one
Present embodiment provides a kind of sharing signaling message load method, as shown in Figure 1, comprises the steps:
Wherein, described signaling message can be SS7 SCCP (SignalingConnection Control Part of SS7, be called for short: SCCP) message, both can adopt global title (Globle Title, be called for short: GT) addressing system, (Destination Point Code, be called for short: DPC) addressing system does not limit in the present embodiment can to adopt destination end coding yet.
The operation result value that the characteristic value of above-mentioned signaling message can obtain for the transaction identifiers computing according to this signaling message also can be a natural number of selecting at random or the natural number of selective sequential.And when the above-mentioned remainder of concrete calculating, if also consider the situation that the link in the link group may break down, then above-mentioned remainder should be to calculate with respect to the quantity of available link in the link group.
If above-mentioned STP only links to each other with the link group that can transmit this signaling message, then use this link group to transmit this signaling message; If above-mentioned STP links to each other with a plurality of link group that can transmit this signaling message, then can select link group of Information Selection to be used to transmit this signaling message according to the signaling link in this signaling message.
For example, suppose that the remainder that calculates is 5, then select the 5th link in the link group to transmit the described signaling message that receives.
By the described method of present embodiment, realized that different links in the same link group to the load sharing of signaling message, have improved the reliability of signaling network; And because this load sharing is selected to realize to link by calculating remainder values, directly do not concern with the quantity of link, therefore, whether the effect of load sharing can not be subjected to the link sum above 16, or be not the restriction of 2 conditions such as power power, and also can not be subjected to the influence of link failure.
Method embodiment two
Present embodiment provides another kind of sharing signaling message load method, wherein, described signaling message is specifically as follows the beginning of conversation request message, dialogue continues request message, end-of-dialogue request message and session termination request message, these signaling messages are transaction capabilities (TransactionCapabilities, be called for short: the request message that TC) defines in the agreement, particularly:
Beginning of conversation,, request message can be expressed as " Tc_Begin ", was used to indicate the beginning of a dialog process;
Dialogue continues request message can be expressed as " TC_Continue ", is used to indicate TC user to continue a dialogue of having set up;
The end-of-dialogue request message can be expressed as " TC_End ", is used to indicate current end-of-dialogue;
The session termination request message can be expressed as " TC_Abort ", is used for indication dialogue owing to improper end is ended, and for example ends to talk with when detecting dialog procedure and go wrong.
As shown in Figure 2, the described sharing signaling message load method of present embodiment comprises the steps:
Wherein, (Transaction Identifier is called for short: TID) be the identification information that distributes for each dialogue in advance, be used to distinguish the different dialogue of carrying out simultaneously between two TC users transaction identifiers.Transaction identifiers can comprise four bytes; Each byte can comprise 8 bit-binary data, and these 8 bit-binary data again can be corresponding with a decimal system numerical value according to existing data reduction method.For example, can perhaps, from these 8 bit-binary data, select high 4 bit-binary data or the corresponding decimal system numerical value of low 4 bit-binary data by the corresponding decimal system numerical value of 8 bit-binary data.
Particularly, can to four bytes in this transaction identifiers four corresponding respectively decimal system numerical value carry out arithmetic operator, this arithmetic operator is specifically as follows add operation or multiplying, all adopts identical decimal system numerical value to carry out identical arithmetic operator as long as guarantee at various signaling messages.
For example, as shown in table 1, four bytes in the expression transaction identifiers are respectively: byte 0, byte 1, byte 2 and byte 3.Have 0～7 8 bit-binary data in each byte, if adopt add operation, the computational methods that then rem are:
The quantity of link in (decimal system numerical value of the decimal system numerical value+byte 3 of the decimal system numerical value+byte 2 of the decimal system numerical value+byte 1 of byte 0) this link group of %
Wherein: symbol " % " expression carrying out complementation computing.
Table 1
Need to prove herein, in actual applications, transaction identifiers is divided into source transaction identifiers (Originating Transaction Identifier, be called for short: OTID) (Destination Transaction Identifier is called for short: DTID) these two types with the purpose transaction identifiers.Usually only comprise DTID in above-mentioned end-of-dialogue request message and the session termination request message, therefore, above-mentioned transaction identifiers can be specially DTID.
In addition, beginning of conversation request message and dialogue continue all to comprise DTID and OTID in the request message, therefore, at these two kinds of request messages, above-mentioned transaction identifiers can be specially DTID or OTID.Dialogue wherein continues request message and is used to make TC user to continue a dialogue of having set up, therefore, in order to make receiving terminal can learn that this dialogue continues request message and is directed to which dialogue of having set up before, dialogue continues to need to have OTID and these two kinds of transaction identifiers of DTID in the request message.Because above-mentioned various signaling messages all comprise DTID, therefore,, then help being suitable for the needs of transmitting various signaling messages if adopt DTID as above-mentioned transaction identifiers.
By the described method of present embodiment, except having said method embodiment one described advantage, arithmetic operator that transaction identifiers to signaling message carries out obtains owing to the above-mentioned remainder that is used for link selection is based on, thereby can guarantee that the signaling message with same transaction identifier all transmits through same link, help the sequence delivery of these signaling messages.
Method embodiment three
Beginning of conversation,, request message compared with the request message of above-mentioned other types, have following characteristics: beginning of conversation request message require the opposite end must reply response, if do not receive the response of opposite end, then local terminal can not send other follow-up request messages to this opposite end again, therefore, beginning of conversation,, request message do not have the demand of sequence delivery, can not adopt method embodiment two described methods when carrying out load sharing yet.
Be directed to the situation that needs to transmit the beginning of conversation request message, present embodiment provides another kind of sharing signaling message load method, as shown in Figure 3, comprises the steps:
Step 301 is after STP receives to be transmitted beginning of conversation request message, for this signaling message selects a natural number as described characteristic value.
Particularly, when STP receives a signaling message, can decode to this signaling message earlier, learn that by analysis the type of message of this signaling message is the beginning of conversation request message.And, when stating natural number in the choice, both can select a natural number at random, also can natural number of selective sequential.Selective sequential wherein is meant that hypothesis selected a certain natural number at the beginning of conversation request message of receiving last time, for example selects natural number " 1 "; When receiving that once more another during request message, according to the next natural number of natural selective sequential, for example selects natural number " 2 " beginning of conversation.
Step 302 is calculated selected natural number with respect to the remainder of the quantity of the link group link that is used for transmitting this signaling message.
Step 303 selects to number in the described link group link corresponding to described remainder, transmits described signaling message.
By the described method of present embodiment, adopt and select a natural mode to be equivalent to select at random a link at random; Adopt natural mode of selective sequential to be equivalent to all links in the described link group are carried out polling, all can realize uniform load sharing, thereby a plurality of beginning of conversation request message that has guaranteed repeatedly to receive can be realized uniform load sharing on all links in link group to the beginning of conversation request message.
System and device embodiment one
Present embodiment provides a kind of signaling transmission system, and as shown in Figure 4, this system comprises Signalling Transfer Point STP device 10 and at least one signalling point SP device, is connected by one or more link group between SP and the STP10, comprises a plurality of links in each link group.
The SP device sends signaling message;
After signal switching point apparatus 10 receives signaling message, the characteristic value of calculating described signaling message is with respect to the remainder of the quantity of the link group link that is used for transmitting this signaling message, and select in the described link group link of numbering corresponding to described remainder, transmit described signaling message;
For instance, supposing characteristic value that described STP device 10 calculates described signaling message with respect to the remainder of the quantity of link group 30 links that are used for transmitting this signaling message is 5, then selects the 5th link in the link group 30 to come transmitting signaling message to give SP20;
As shown in Figure 5, be the internal structure schematic diagram of STP device 10, comprising first computing module 11, selection module 12 and forwarding module 13, its operation principle is as follows:
By described system of present embodiment and device, realized that different links in the same link group to the load sharing of signaling message, have improved the reliability of signaling network; And because this load sharing is selected to realize to link by calculating remainder values, directly do not concern with the quantity of link, therefore, whether the effect of load sharing can not be subjected to the link sum above 16, or be not the restriction of 2 conditions such as power power, and also can not be subjected to the influence of link failure.
System and device embodiment two
Present embodiment provides another kind of signaling transmission system, and as shown in Figure 6, different with device embodiment one with said system is, also has additional second computing module 14 in the STP device 10, and its operation principle is as follows:
By the described method of present embodiment, except having said system and device embodiment two described advantages, arithmetic operator that transaction identifiers to signaling message carries out obtains owing to the above-mentioned remainder that is used for link selection is based on, thereby can guarantee that the signaling message with same transaction identifier all transmits through same link, help the sequence delivery of these signaling messages.
System and device embodiment three
At signaling message to be transmitted is the situation of beginning of conversation request message, present embodiment provides another kind of signaling transmission system, as shown in Figure 7, different with device embodiment two with said system is, replaced second computing module 14 with the 3rd computing module 15 in the STP device 10, its operation principle is as follows:
By the described method of present embodiment, adopt and select a natural mode to be equivalent to select at random a link at random; Adopt natural mode of selective sequential to be equivalent to all links in the described link group are carried out polling, all can realize uniform load sharing, thereby a plurality of beginning of conversation request message that has guaranteed repeatedly to receive can be realized uniform load sharing on all links in link group to the beginning of conversation request message.
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 put 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 (6)
1. sharing signaling message load method is characterized in that comprising:
After receiving signaling message, the characteristic value of calculating described signaling message is with respect to the remainder of the quantity of the link group link that is used for transmitting this signaling message;
Select to number in the described link group a link, transmit described signaling message corresponding to described remainder;
The characteristic value of the described signaling message of described calculating comprises with respect to the remainder of the quantity of the link group link that is used for transmitting this signaling message:
To the byte in the transaction identifiers of described signaling message corresponding respectively decimal system numerical value carry out arithmetic operator, with the operation result value that obtains as described characteristic value;
Calculate the remainder of described operation result value with respect to the quantity of link in the described link group.
2. sharing signaling message load method according to claim 1, it is characterized in that described to the byte in the transaction identifiers of described signaling message corresponding respectively decimal system numerical value carry out arithmetic operator and comprise: to the institute of the byte in the purpose transaction identifiers of described signaling message respectively the decimal system numerical value of correspondence carry out arithmetic operator.
3. sharing signaling message load method according to claim 1 and 2 is characterized in that the described signaling message that receives comprises:
Receive beginning of conversation request message, end-of-dialogue request message, session termination request message or dialogue and continue request message.
4. signal switching point apparatus is characterized in that comprising:
First computing module is used for after receiving signaling message, and the characteristic value of calculating described signaling message is with respect to the remainder of the quantity of the link group link that is used for transmitting this signaling message;
Select module, be used for the described remainder that calculates according to first computing module, select in the described link group numbering corresponding to a link of described remainder;
Forwarding module is used for transmitting described signaling message on the described link of selecting module to select;
Second computing module, be used for to the byte of the transaction identifiers of described signaling message corresponding respectively decimal system numerical value carry out arithmetic operator, with the operation result value that obtains as described characteristic value for the use of first computing module.
5. signal switching point apparatus according to claim 4, it is characterized in that also comprising: the 3rd computing module, be used for when the described signaling message that receives be beginning of conversation during request message, for this beginning of conversation request message select a natural number as described characteristic value for the use of first computing module.
6. a signaling transmission system is characterized in that comprising: signal switching point apparatus and at least one signalling point device;
Described signal switching point apparatus, after being used to receive signaling message, the characteristic value of calculating described signaling message is with respect to the remainder of the quantity of the link group link that is used for transmitting this signaling message, and select in the described link group link of numbering corresponding to described remainder, transmit described signaling message, to the byte in the transaction identifiers of described signaling message corresponding respectively decimal system numerical value carry out arithmetic operator, with the operation result value that obtains as described characteristic value;
Described signalling point device is used to receive the signaling message that described signal switching point apparatus is transmitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810225980XA CN101415128B (en) | 2008-11-07 | 2008-11-07 | Method, apparatus for sharing signaling message load, and signaling transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810225980XA CN101415128B (en) | 2008-11-07 | 2008-11-07 | Method, apparatus for sharing signaling message load, and signaling transmission system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101415128A CN101415128A (en) | 2009-04-22 |
| CN101415128B true CN101415128B (en) | 2010-08-25 |
Family
ID=40595390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810225980XA Expired - Fee Related CN101415128B (en) | 2008-11-07 | 2008-11-07 | Method, apparatus for sharing signaling message load, and signaling transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101415128B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104901771B (en) * | 2014-03-06 | 2018-06-19 | 鼎桥通信技术有限公司 | The signaling message transmission method of IU interfaces and IU interfaces |
| CN106549877A (en) * | 2015-09-16 | 2017-03-29 | 中兴通讯股份有限公司 | Forwarding message load sharing method and device |
| CN109600302A (en) * | 2018-11-27 | 2019-04-09 | 金瓜子科技发展（北京）有限公司 | A kind of method, apparatus orderly communicated, storage medium and electronic equipment |
-
2008
- 2008-11-07 CN CN200810225980XA patent/CN101415128B/en not_active Expired - Fee Related
Non-Patent Citations (1)
| Title |
|---|
| ITU-T.SERIES Q: SWITCHING AND SIGNALLING Specifications of Signalling System No. 7 – Signalling connection control part (SCCP).《ITU-T Q.715》.2002, * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101415128A (en) | 2009-04-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101702639B (en) | Check value calculation method and device of cyclic redundancy check | |
| CN108234084A (en) | A kind of receiving/transmission method of data, device and equipment | |
| CN101431520A (en) | Method for establishing connection, method for re-orienting connection and correlated equipment | |
| CN102196591A (en) | Mobile terminal and data parallel transmission method thereof | |
| CN103971687A (en) | Method and device for realizing load balance of voice recognition system | |
| CN101499934A (en) | Method, apparatus and system for diagnosing whether the node is abnormal in peer-to-peer network | |
| CN101415128B (en) | Method, apparatus for sharing signaling message load, and signaling transmission system | |
| CN110875914B (en) | Method and device for transmitting messages based on shared session link | |
| CN106230917B (en) | A kind of batch data communication means, device and system | |
| CN102290862B (en) | Peer to peer communication method and system of power distribution terminals | |
| CN109428676B (en) | Method and device for synchronizing forward error correction coding and decoding modes | |
| CN100399851C (en) | Notification equipment, terminal equipment, communication system and communication method | |
| CN102055657B (en) | Load distributing method of fiber channel (FC) data message and FC exchanger system | |
| CN107040377A (en) | A kind of method for storing cipher key based on quantum secret communication | |
| CN101052019B (en) | Method for selecting message bearing link and signaling switch point | |
| CN102104846A (en) | Method for acquiring short message and interposing sender identity information on communication network | |
| CN101577874B (en) | Method for processing short massage and short massage service center | |
| CN110417897B (en) | Block chain domain-division triggering method, block chain node point equipment and terminal | |
| EP2464139A1 (en) | Route determination method and device | |
| CN102215240B (en) | Streaming media signalling sending method and equipment as well as point-to-point streaming media system | |
| CN101605101A (en) | Realize the method and the device of load sharing | |
| CN101583103A (en) | Transmitting or receiving method of short messages in text mode and device | |
| CN101355512A (en) | Data transmission system, method and transmission control server | |
| CN109587087A (en) | A kind of message processing method and system | |
| CN100455033C (en) | A signaling message transfer apparatus, and method of receiving/transmitting signaling message thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100825 Termination date: 20161107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |