CN101400024B - Method and device for load balance in signaling element layer - Google Patents
Method and device for load balance in signaling element layer Download PDFInfo
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- CN101400024B CN101400024B CN2007101518836A CN200710151883A CN101400024B CN 101400024 B CN101400024 B CN 101400024B CN 2007101518836 A CN2007101518836 A CN 2007101518836A CN 200710151883 A CN200710151883 A CN 200710151883A CN 101400024 B CN101400024 B CN 101400024B
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Abstract
The invention discloses a load sharing method for signaling network element comprising following steps: judging if the packet is first packet after transaction TCAP packet short message; if the packet is the first packet, transmitting edition consultancy message to mobile switching centre VMSC of resort; the VMSC transmitting the short message in phasel format. The invention also discloses a short message processing system and VMSC. The multiple set of independent short message processing system and short message load scheme enhances safety of operator system, reduces redundant construction of operator.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of method and apparatus of load balance in signaling element layer.
Background technology
The short message service center of the online use of each mobile operator at present, have the load sharing of short message service center solution much is provided, but analyzing existing short message service center load sharing solution all is the load sharing of short message service center cluster networking inside in essence, for the mobile signaling protocol network element, has only a network element, short message center system inserts the switching equipment access of radio network by a signaling, says to have only a short message service center from the signaling element aspect.
Prior art also proposed to use two to overlap load sharing is done by short message service center independently by the STP (Signal Transfer Point, Signalling Transfer Point) of signaling element solution.But present GSM (Global System for Mobile Communications, global system for mobile communications) MSC of network (Mobile Switching Center, mobile switching centre) module of handling note all be the phase2 version or more than, MSC can be at TCAP (Transaction Capability Application Part for the short message that surpasses 67 Chinese characters (for example the maximum permission submission of mobile phone length is the short message of 70 Chinese characters), TCAP Transaction Capability Application Part) layer subpackage, TCAP layer subpackage message is by the combination of short message service center signaling IAD, and two overlap independently short message service center does load sharing.After the short message of 67 Chinese characters is divided into a plurality of bags, share in the process in signaling and may be sent to different short message service centers, cause same note to be transmitted by different short message service centers, the short message that surpasses 67 Chinese characters that makes the user submit to can not intactly arrive the purpose terminal, causes sending failure.
Summary of the invention
The embodiment of the invention provides a kind of method and apparatus of load balance in signaling element layer, to realize that short message length surpasses predetermined byte number and also can realize load sharing.
The embodiment of the invention provides a kind of method of load balance in signaling element layer, may further comprise the steps:
Judge that whether the bag receive is TCAP Transaction Capability Application Part TCAP short message is carried out first bag after subpackage is handled;
If the VMSC of mobile switching centre sends version negotiation message to visit ground, makes described VMSC send described short message with the phase1 signaling format of ETSI 0902.
The embodiment of the invention provides a kind of method of load balance in signaling element layer, may further comprise the steps:
Receive length above behind the short message of preset length, described short message is carried out subpackage according to preset length send;
Receive after VMSC sends version negotiation message, send described short message with the phase1 signaling format of ETSI 0902.
The embodiment of the invention provides a kind of short message handling system of load balance in signaling element layer, comprising: signaling IAD and SMSC server also comprise:
MSC subpackage signaling detects processing module, be connected with described signaling IAD, be used for when described signaling IAD receives the subpackage of TCAP layer, send version negotiation message by described signaling IAD to VMSC, make described VMSC send described short message with the phase1 signaling format of ETSI 0902.
The embodiment of the invention provides a kind of VMSC of load balance in signaling element layer, comprising:
The phase2 signaling format short message sending module of ETSI 0902 is used to adopt the phase2 signaling format encapsulation short message of ETSI 0902 to send;
Reduce the version message receiver module, be used to receive version negotiation message;
The phase1 signaling format short message sending module of ETSI 0902, be used to receive described version negotiation message after, adopt the phase1 signaling format encapsulation short message of ETSI 0902 to send.
In the embodiments of the invention,, strengthened the fail safe of business system, reduced the redundancy construction of operator based on the independent short message handling system short message load of many covers of signaling element aspect scheme.
Description of drawings
Fig. 1 is an application system structure chart in the embodiment of the invention;
Fig. 2 is a kind of VMSC structure chart in the embodiment of the invention;
Fig. 3 is a kind of short message handling system structure chart in the embodiment of the invention;
Fig. 4 is the method flow diagram of a kind of load balance in signaling element layer in the embodiment of the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments technical solution of the present invention is described in detail.
Embodiment of the invention application system as shown in Figure 1, comprise: portable terminal, BSS (Base StationSubsystem, base station sub-system), VMSC (Visit Mobile Switching Center, visit ground mobile switching centre), the short message handling system 1 and 2 of STP, load sharing (be example with two short message handling system in the present embodiment, but actual can be) for a plurality of.Wherein, BSS is GSM or CDMA (Code-Division Multiple Access, sign indicating number divides end to insert more) etc. the part of cordless communication network, be responsible for and portable terminal transmitting/receiving wireless signal, carry out coding, distribution wireless channel, the paging and other functions relevant of voice channel with wireless network.STP is used for sending to the short message handling system 1 or 2 of load sharing according to predefined load sharing rule according to behind the short message that receives VMSC.
Wherein, VMSC is the database that connects one or more mobile services switching centres, preserve the information back-up of all mobile subscribers in attaching position register in each sub-district that these switching centers covered, dynamically stored the visiting user profile that is positioned at its administrative area.Concrete structure comprises as shown in Figure 2: phase2 version short message sending module 10 is used to adopt phase2 version encapsulation short message to send, and after receiving version negotiation message, stops using the phase2 version to send SMS message; Version negotiation message sink module 20 is used to receive version negotiation message; Phase1 version short message sending module 30, be used to receive version negotiation message after, adopt phase1 encapsulation short message to send.
Wherein, phase2 version short message sending module 10 specifically comprises: whether length detection submodule 11 is used to detect the short message of reception above preset length; Subpackage sends submodule 12, is connected 11 with the length detection submodule, when the short message that is used to receive surpasses preset length, short message is carried out subpackage send.
The short message handling system 1 of load sharing is identical with 2 structure, as shown in Figure 3, comprising: signaling IAD 100, SMSC (Short Message Service Center, SMS service center) 200 and MSC subpackage signaling detect processing module 300.Wherein, describe with the situation that signaling IAD 100 separates though detect processing module 300 with MSC subpackage signaling in the present embodiment, they also can integrate in the practical application.MSC subpackage signaling detects processing module monitoring TCAP message, subpackage is carried out handling by the exchange of TCAP standard signaling for short message TCAP layer, handling the back sends feedback signaling for signaling IAD 100, make signaling IAD 100 finish the session of this wait group bag, and to the VMSC forwarding version negotiation message of initiating TCAP layer subpackage message, request VMSC drops to the phase1 version, stops to send second subpackage, it is long to reduce transmission packet, submits short message to the phase1 edition signaling again.
MSC subpackage signaling detects processing module 300 and specifically comprises: whether detection sub-module 310, the message that is used to detect reception are the data through the subpackage of TCAP layer; Negotiation message sends submodule 320, is connected 310 with detection sub-module, after being used to detect packetized data, sends version negotiation message by the signaling IAD to VMSC, and VMSC is sent SMS message with the phase1 form.
A kind of method of load balance in signaling element layer may further comprise the steps as shown in Figure 4 in the embodiment of the invention:
Step s401, the short message that the VMSC mobile terminal receive sends by BSS, the length of this short message is greater than predefined length (generally, the byte length of mobile phone permission is 67 bytes).
Step s402, VMSC carry out the subpackage of TCAP layer, adopt ETSI phase2 version MO message format (frame of short message constitute form can referring to the phase2 release protocol of ETSI 0902) to send first subpackage to STP.The elementary cell of TCAP message is composition (Component), a composition is corresponding to an operation requests or response, can comprise a plurality of compositions in the message, the information implication that comprises in composition is defined by the user, relevant composition constitutes a dialogue, and the process of a dialogue can realize a certain applied business process.
Step s403, STP shares principle to one of them short message handling system (for example to short message handling system 1) transmitting signaling according to signaling traffic load.Wherein, the load sharing principle can comprise mechanism such as balancing link load, also can send to which short message handling system by the short message of predesignating which type.
Step s404 after the signaling IAD of short message handling system 1 receives short message, is transmitted to MSC subpackage signaling with this short message and detects processing module.
Step s405, MSC subpackage signaling detects processing module and carries out message parse, if common message then passes through the signaling IAD, if first subpackage message of short message then triggers the version treatment mechanism is fallen, send version negotiation message by the signaling IAD to VMSC, require the version that sends SMS message is dropped to the phase1 form by the phase2 form.
After step s406, VMSC receive version negotiation message, discharge previous session, promptly stop to send this short message with the phase2 form; But adopt phase1 form (frame of short message constitute form can referring to the phase1 release protocol of ETSI0902) signaling format to send this short message, finish the transmission of this short message again with a bag.
Step s407, STP is by sharing principle according to signaling traffic load to one of them short message handling system (short message handling system 1 or 2) transmitting signaling.
Step s408 receives that the short message handling system of this short message is transmitted this short message to the purpose portable terminal, and this purpose portable terminal successfully receives this short message that surpasses 67 bytes.
In the embodiment of the invention, when short message handling system detects the user and submit to surpass the short message of default Chinese character length, transmit version negotiation message to the VMSC that initiates TCAP layer subpackage message, the short message processing module of request VMSC drops to the phase1 version, VMSC finishes the submission of this short message with the phase1 edition signaling with a bag again, guarantees that the short message handling system of signaling element load sharing can normally receive and transmit the short message that the cellphone subscriber submits preset length Chinese character or above length to.It is the same to guarantee that this message and other are shorter than the short message of preset length Chinese character, by the short message handling system normal process of STP load sharing to certain load sharing, thereby guarantee that the user can successfully send any byte short message under the independent short message handling system load sharing scheme of two covers.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium, comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
More than disclosed only be several specific embodiment of the present invention, still, the present invention is not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.
Claims (10)
1. the method for a load balance in signaling element layer is characterized in that, may further comprise the steps:
Judge that whether the bag receive is TCAP Transaction Capability Application Part TCAP short message is carried out first bag after subpackage is handled;
If the VMSC of mobile switching centre sends version negotiation message to visit ground, makes described VMSC send described short message with the phase1 signaling format of ETSI 0902.
2. the method for load balance in signaling element layer according to claim 1 is characterized in that, described VMSC comprises before sending described short message with the phase1 signaling format of ETSI 0902:
Stop to adopt the phase2 signaling format of ETSI 0902 to send described short message.
3. as the method for load balance in signaling element layer as described in the claim 2, it is characterized in that described TCAP carries out subpackage to short message to be handled and specifically comprise:
Whether the length of judging short message surpasses preset length, as surpass, and then described short message is carried out subpackage according to preset length and sends.
4. the method for a load balance in signaling element layer is characterized in that, may further comprise the steps:
Receive length above behind the short message of preset length, described short message is carried out subpackage according to preset length send;
Receive after VMSC sends version negotiation message, send described short message with the phase1 signaling format of ETSI 0902.
5. as the method for load balance in signaling element layer as described in the claim 4, it is characterized in that described phase1 signaling format with ETSI 0902 sends described short message and specifically comprises:
Stop to adopt the phase2 signaling format of ETSI 0902 to send described short message;
Adopt the phase1 signaling format of ETSI 0902 that described short message is sent.
6. the short message handling system of a load balance in signaling element layer comprises: signaling IAD and SMSC server, it is characterized in that, and also comprise:
MSC subpackage signaling detects processing module, be connected with described signaling IAD, be used for when described signaling IAD receives the subpackage of TCAP layer, send version negotiation message by described signaling IAD to VMSC, make described VMSC send described short message with the phase1 signaling format of ETSI 0902.
7. as the short message handling system of load balance in signaling element layer as described in the claim 6, it is characterized in that described MSC subpackage signaling detects processing module and specifically comprises:
Whether detection sub-module, the message that is used to detect reception are the data through the subpackage of TCAP layer;
Negotiation message sends submodule, be connected with described detection sub-module, after being used to detect described packetized data, send version negotiation message to VMSC, make described VMSC send described short message with the phase1 signaling format of ETSI 0902 by described signaling IAD.
8. the VMSC of a load balance in signaling element layer is characterized in that, comprising:
The phase2 version short message sending module of ETSI 0902 is used to adopt the phase2 signaling format encapsulation short message of ETSI 0902 to send;
Reduce the version message receiver module, be used to receive version negotiation message;
The phase1 version short message sending module of ETSI 0902, be used to receive described version negotiation message after, adopt the phase1 signaling format encapsulation short message of ETSI 0902 to send.
9. as the VSMC of load balance in signaling element layer as described in the claim 8, it is characterized in that, after the phase2 version short message sending module of described ETSI 0902 receives described version negotiation message, stop using the phase2 signaling format of ETSI 0902 to send SMS message.
10. as the VSMC of load balance in signaling element layer as described in the claim 8, it is characterized in that the phase2 version short message sending module of described ETSI 0902 specifically comprises:
Whether the length detection submodule is used to detect the short message of reception above preset length;
Subpackage sends submodule, is connected with described length detection submodule, when the short message that is used to receive surpasses preset length, described short message is carried out subpackage send.
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| CN2007101518836A CN101400024B (en) | 2007-09-28 | 2007-09-28 | Method and device for load balance in signaling element layer |
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| CN101400024B true CN101400024B (en) | 2011-02-09 |
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| CN108513271B (en) * | 2018-06-22 | 2021-06-25 | 武汉斑马快跑科技有限公司 | Short message distribution method and device based on multiple short message channels |
| CN113259874B (en) * | 2021-07-07 | 2021-10-26 | 中兴通讯股份有限公司 | Message processing method, electronic device and storage medium |
Citations (3)
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| CN1444378A (en) * | 2002-03-11 | 2003-09-24 | 联想(北京)有限公司 | Ultra-long short message sending method |
| CN1571541A (en) * | 2004-04-22 | 2005-01-26 | 中兴通讯股份有限公司 | Short message transmitting method for PCS short message system |
| CN101001413A (en) * | 2007-01-08 | 2007-07-18 | 宇龙计算机通信科技(深圳)有限公司 | Long-short message transmission method of CDMA network |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1444378A (en) * | 2002-03-11 | 2003-09-24 | 联想(北京)有限公司 | Ultra-long short message sending method |
| CN1571541A (en) * | 2004-04-22 | 2005-01-26 | 中兴通讯股份有限公司 | Short message transmitting method for PCS short message system |
| CN101001413A (en) * | 2007-01-08 | 2007-07-18 | 宇龙计算机通信科技(深圳)有限公司 | Long-short message transmission method of CDMA network |
Non-Patent Citations (5)
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| 3rd Generation Partnership Project.UMTS phase 1 Release 99.3G TS 22.100 V3.7.0.2001, * |
| ETSI PT12.mobile application part specification.recommendation GSM 0902(phase 1).1995, * |
| ETSI SMG.Mobile Application Part (MAP) specification.Digital cellular telecommunications system (Phase 2).1997, * |
| 中华人民共和国信息产业部.点对点短消息网间互通设备测试方法.中华人民共和国通信行业标准.2006, * |
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