CN1301623C - Method for realizing wide and narrow band signalling integrating system - Google Patents
Method for realizing wide and narrow band signalling integrating system Download PDFInfo
- Publication number
- CN1301623C CN1301623C CNB031315062A CN03131506A CN1301623C CN 1301623 C CN1301623 C CN 1301623C CN B031315062 A CNB031315062 A CN B031315062A CN 03131506 A CN03131506 A CN 03131506A CN 1301623 C CN1301623 C CN 1301623C
- Authority
- CN
- China
- Prior art keywords
- link
- message
- wide
- arrowband
- signaling
- 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
Abstract
The present invention relates to a method for realizing a wide and narrow band signalling integrating system, which comprises the following steps that interfaces among an MTP3, an SSCF-NNI and an MTP2 are defined uniformly; a category item is added in the attribute of a signalling link; the maximum supporting length of an MTP3 message is modified on an MPT 3/b layer; the compatibility processing of MTP3 protocols are carried out; the processing of supporting a wide band message by an SCCP module is carried out. The method for realizing a wide and narrow band signalling integrating system provided by the present invention can ensure that a wide and a narrow independent signaling versions can be simultaneously operated on one signalling point for realizing the signalling integration of a wide and a narrow bands. Consequently, a signalling system is simplified. Moreover, the maintenance quantity and the unstable factor of the system are reduced.
Description
Technical field
The present invention relates to the implementation method of No.7 signalling system, particularly relate at MTP3 (messagetransfer part 3) and realize the implementation method of the treatment system of wide, arrowband signaling unification with upper protocol layer.
Background technology
In the third generation mobile product, the existing broadband signalling system that is carried on the ATM of signaling moiety comprises the arrowband signaling system that is carried on E1 or the T1 again.
Two cover signaling system link layers use different agreements, be MTP2 agreement and SSCF-NNI and SSCOP agreement, but the interface section pattern of the two and MTP3 is basic identical: the processing of MTP3/b (broadbandmessage transfer part 3) layer, on the basis of MTP3 agreement, done the correction that adapts to the broadband, comprise switching request and switch response message form, message-length restriction and message SN length etc., and wide, the narrow-band user of MTP3 are unified the numberings; In SCCP (signalling connection controlpart) agreement, wide, arrowband SCCP user subsystem number also is unified numbering, has only increased the long connectionless information that is adapted at transmitting in the broadband networks.
Than the otherness of broad, arrowband signaling system, find that the general character of MTP3 and above agreement thereof accounts for absolute dominating, and identical with the original function overwhelming majority wide, the narrow band link interlayer.
And the implementation method of prior art abandon general character need not, moving two on a signalling point simultaneously overlaps independently signaling version, thereby makes signaling system complicated, has increased system maintenance amount and destabilizing factor.
Do not retrieve at present the patent and the document that can solve above-mentioned prior art problem as yet.
Summary of the invention
The objective of the invention is the defective that exists in the above-mentioned background technology, the implementation method of a kind of wide, arrowband signaling unification system is provided, utilize in MTP3 and the above agreement thereof general character wide, that narrow band signal is handled, in signaling system, adopt single face, otherness wide, the arrowband is limited in below separately the link layer, thereby obtains signaling system wide, the unification of arrowband signaling, that simplify.
In order to achieve the above object, the invention provides the implementation method of a kind of wide, arrowband signaling unification system, the method includes the steps of:
Interface between unified Definition MTP3 and SSCF-NNI, the MTP2;
In the attribute of signaling link, increase class items;
At the MTP3/b layer, revise the maximum length of supporting of MTP3 message;
Carrying out the compatibility of MTP3 agreement handles; And
Carry out the SCCP module and support the broadband Message Processing.
Adopt the implementation method of wide, arrowband signaling unification provided by the invention system, can guarantee on a signalling point, to move simultaneously wide, narrow two and overlap independently signaling version, realized wide, arrowband signaling unification, thereby simplified signaling system, and reduced the maintenance and the destabilizing factor of system.
Be elaborated below in conjunction with embodiment and with reference to the technical scheme of accompanying drawing to this invention.
Description of drawings
Fig. 1 is the location drawing of MTP3/b of the present invention in No.7 signalling system.
Fig. 2 is a handling process schematic diagram of the present invention.
Fig. 3 is the processing of MTP3 downstream message.
Fig. 4 does not have the processing that connects downstream message for SCCP.
Embodiment
No matter be wideband link layer protocol SSCF-NNI, or narrow band link layer protocol MTP2, the primitive definition between they and the MTP3 is identical.If will realize wide, arrowband signaling unification, then need in signaling system, to adopt single face, below the most restrictions of otherness wide, the arrowband link layer separately.That is:
At the MTP3 protocol layer, there are three kinds for signaling link wide, the arrowband signaling system, be respectively 64K, 2M and wideband link.Adopt the unified numbering of three kinds of links, make things convenient for signaling management; Only in link attribute, increase class items, when needs are distinguished wide, the narrowband nature of link, use;
MTP3 administrative messag form has only switching request and switches response message different, needs process respectively at different links; The message SN length of three kinds of links is different, need do compatible the processing; The difference of maximum message length when considering the validity of packet, needs to be treated differently; Support wide, narrow-band user simultaneously, as supporting SCCP, TUP (telephone user part), ISUP (ISDN user part), STC (signalling transport converter), AAL2 (ATM Adapter Layer 2) etc. simultaneously;
The SCCP layer is compatible to be handled, and increases the support of long connectionless information; For client layer, support wide, narrowband subsystem simultaneously, as TCAP (transaction capabilities application part), ISUP (ISDN user part), RANAP (radio access network application part) etc.
By above processing, form single signaling platform, simultaneously compatible broadband and arrowband signaling system.
Describe the present invention below in conjunction with drawings and the specific embodiments.
As shown in Figure 1, MTP3/b handles the SSCF-NNI signaling link in broadband and the MTP264k link and the 2M link of arrowband simultaneously, and provides the signaling message transfer function for upper-layer user wide, the arrowband signaling simultaneously.
The user of MTP3/b comprises: SCCP, STC, TUP, ISUP.Wherein, STC is the broadband user; TUP and ISUP are narrow-band user; The application layer of SCCP is divided into RANAP, arrowband TCAP and the BSSAP (base station system application part) in broadband according to different Sub-System Numbers.The SCCP layer cooperates MTP3/b, realizes simultaneously support fully wide, the arrowband.
As shown in Figure 2, this flow process has been described the handling process that needs in system's implementation method that compatible wide, arrowband Signaling System Number 7 handles: at first, and the interface between unified Definition MTP3 and SSCF-NNI, the MTP2, step 201; In the attribute of signaling link, increase class items (broadband, arrowband 64Kbps, 2Mbps), step 202, at this moment, MTP3/b is used for distinguishing different link protocols; At the MTP3/b layer, revise the maximum length of supporting of MTP3 message, the maximum length that promptly defines message is the maximum length that the broadband is supported, as the buffered message maximum length of MTP3, step 203; At the MTP3/b layer, carry out the processing of downstream message, step 204; Carry out the processing of upstream message, step 205; And the processing of carrying out switching messages, step 206; Be the processing of carrying out SCCP message at last, step 207; Carry out the processing of LUDT message, step 208.
In the above-mentioned flow process, step 201-203 is the preparatory stage of handling process of the present invention, and step 204-206 handles for the MTP3 of handling process of the present invention is compatible, and step 207-208 supports the processing in broadband for the SCCP of handling process of the present invention.And wherein the specific implementation flow process of step 204 and step 205 has specific descriptions respectively in Fig. 3 and Fig. 4.
As shown in Figure 3, be the specific implementation flow process of the step 204 among Fig. 2, at first,, receive the signaling that client layer transmits, selected signaling link, step 301 at the MTP3/b layer; Obtain the attribute of this signaling link, step 302; According to wide, the selected maximum message-length that allows of narrowband nature of link, step 303, whether decision message surpasses maximum length, step 304; If surpass, then abandon step 305; If be no more than, message is sent step 306 by this link.
As shown in Figure 4, be the specific implementation flow process of the step 207 among Fig. 2, at first, in the SCCP module, carry out and do not have the processing that connects downstream message, judge whether connectionless information surpasses arrowband maximum length, step 401; If the bag that the upper strata sends surpasses the arrowband maximum length, then obtain out link, step 403; And obtain link attribute, step 404; Whether the link attribute of judging this moment is wideband link, and step 405 is if then segmentation of narrow band link uses XUDT message to send step 407; If wideband link then uses LUDT message to send step 406; If connectionless information does not surpass the arrowband maximum length, then use UDT message to send step 402; After SCCP handles, send connectionless information to MTP3/b, step 408.
Lift a specific embodiment below and further specify technical scheme provided by the invention, the concrete operations step of this embodiment is as follows:
1) unified Definition one socket between MTP3/b and SSCF-NNI, the MTP2;
2) increase class items (broadband, arrowband 64Kbps, 2Mbps) in the attribute of signaling link, MTP3/b is used for distinguishing different link protocols;
3) MTP3/b layer, the maximum length of definition message is the maximum length that the broadband is supported, as the buffered message maximum length of MTP3;
4) MTP3/b layer, receive the signaling that client layer transmits or receive the signaling that needs forwarding, selected signaling link, (message-length that wideband link allows is 4091 bytes to select the maximum message-length that allows according to wide, the narrowband nature of link, narrow band link is 272 bytes), whether decision message surpasses maximum length, surpasses, and abandons; Be no more than, message sent by this link;
5) MTP3/b layer, receive message from link, get wide, the narrowband nature of this link, determine the maximum message-length that allows (maximum message length that allows on the different links to transmit is with the associated description in the step 4)), surpass, abandon: be no more than, according to routing table, send to corresponding user, or forward, (repeating process is with the associated description in the step 4));
6) at the MTP3 layer, when link switchover takes place, get link attribute, if link attribute is the broadband, the structural wideband switching messages; If be the arrowband, then construct the arrowband switching messages; Select a link that switching messages is sent;
7) MTP3 layer when receiving switching messages, is got link attribute, if wideband link is then pressed the switching messages format analysis in broadband; If the arrowband is then pressed the message format of arrowband and is resolved; Resolve and successfully carry out switching operation, resolve failure and then abandon, and the notice backstage.
8) MTP3 layer, User Part, wide, narrow-band user Unified coding; The SCCP layer, subsystem wide, the arrowband also is a Unified coding.Therefore this two-layerly supports wide, narrow-band user simultaneously.
9) in the SCCP module, for connectionless information, if the bag that the upper strata sends surpasses the arrowband maximum length, taking-up office link is judged link attribute, if then segmentation of narrow band link uses XUDT message to send, if wideband link then uses LUDT message to send; Message does not surpass the arrowband maximum length, then uses UDT message to send.
In the above-mentioned example, 1) to 3) be preparation, 4), 5) be that the compatibility of MTP3 layer in message is transmitted handles 6), 7) the compatibility processing handled for reversed process in the MTP3 management; 8) for MTP3 and SCCP respectively with explanation with all users; 9) for supporting the increase in broadband, handles SCCP.
Above content only is specific embodiments of the invention, all technical staff who is familiar with this field, and any variation of being made according to the present invention all falls into protection scope of the present invention.
Claims (9)
1. one kind wide, the implementation method of arrowband signaling unification system, the method includes the steps of:
Interface between unified Definition MTP3/b and SSCF-NNI, the MTP2;
In the attribute of signaling link, increase class items, be used for wide, the narrowband nature of distinguishing signaling link;
At the MTP3/b layer, revise the maximum length of supporting of MTP3 message;
Carry out the compatibility of MTP3 agreement and handle, obtain wide, narrowband nature in the signaling link, carry out Message Processing wide accordingly, narrow band link according to class items; And
Carry out the SCCP module and support the broadband Message Processing.
2. the implementation method of wide, arrowband signaling unification as claimed in claim 1 system is characterized in that carrying out the step of the Message Processing of wide accordingly, narrow band link, is included in the MTP3/b layer
Carry out the processing of downstream message;
Carry out the processing of upstream message; And
Carry out the processing of switching messages.
3. the implementation method of wide, arrowband signaling unification as claimed in claim 1 system is characterized in that the described SCCP of carrying out module supports the step of broadband Message Processing, is included in the SCCP module
Carry out SCCP and do not have the processing that connects downstream message; And
Carry out the processing of LUDT message.
4. the implementation method of wide, arrowband signaling unification as claimed in claim 2 system is characterized in that carrying out the step of the processing of downstream message, comprises
At the MTP3/b layer, receive the signaling that client layer transmits, selected signaling link;
Obtain the attribute of this signaling link;
Wide, the selected maximum message-length that allows of narrowband nature according to link; And
Whether decision message surpasses maximum length;
If surpass, then abandon;
If do not surpass, then select corresponding link that message is sent according to wide, the narrowband nature of link.
5. the implementation method of wide, arrowband signaling unification as claimed in claim 2 system is wherein carried out the step that switching messages is handled, and comprises
When MTP3/b layer generation link switchover, obtain link attribute;
If link attribute is the broadband, then the structural wideband switching messages selects wideband link that switching messages is sent;
If link attribute is the arrowband, then construct the arrowband switching messages, select narrow band link that switching messages is sent; And
When the MTP3/b layer receives switching messages, obtain link attribute;
If wideband link is then pressed the switching messages format analysis in broadband;
If the arrowband is then pressed the message format of arrowband and is resolved;
Resolve and successfully carry out switching operation, resolve failure and then abandon, and the reporting system backstage.
6. the implementation method of wide, arrowband signaling unification as claimed in claim 3 system is characterized in that comprising the step of the processing of the descending connectionless information of the described SCCP of carrying out
Judge whether connectionless information surpasses the arrowband maximum length;
If the bag that the upper strata sends surpasses the arrowband maximum length, then obtain out link;
Obtain link attribute;
Judge the link attribute of this moment;
If narrow band link, then segmentation uses XUDT message to send;
If wideband link then uses LUDT message to send; And
If connectionless information does not surpass the arrowband maximum length, then use UDT message to send.
7. the implementation method of wide, arrowband signaling unification as claimed in claim 1 system is characterized in that the described class items that increases comprises broadband, arrowband 64Kbps, and 2Mbps in the attribute of signaling link.
8. the implementation method of wide, arrowband signaling unification as claimed in claim 4 system is characterized in that the maximum message-length that allows of described wideband link is 4091 bytes.
9. the implementation method of wide, arrowband signaling unification as claimed in claim 6 system is characterized in that the maximum message-length that allows of described narrow band link is 272 bytes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031315062A CN1301623C (en) | 2003-05-16 | 2003-05-16 | Method for realizing wide and narrow band signalling integrating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031315062A CN1301623C (en) | 2003-05-16 | 2003-05-16 | Method for realizing wide and narrow band signalling integrating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1549615A CN1549615A (en) | 2004-11-24 |
| CN1301623C true CN1301623C (en) | 2007-02-21 |
Family
ID=34322885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031315062A Expired - Fee Related CN1301623C (en) | 2003-05-16 | 2003-05-16 | Method for realizing wide and narrow band signalling integrating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1301623C (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1138929A (en) * | 1994-01-21 | 1996-12-25 | 诺基亚电信公司 | Network element in a mobile communication system and a method for packet data transmission in a mobile communication system |
| CN1168589A (en) * | 1996-04-04 | 1997-12-24 | 摩托罗拉公司 | Distributed signaling system seven call handling system |
| US5777544A (en) * | 1997-03-17 | 1998-07-07 | Intellon Corporation | Apparatus and method for controlling data communications having combination of wide and narrow band frequency protocols |
| CN1248376A (en) * | 1997-02-17 | 2000-03-22 | 西门子公司 | Node supporting links having ability to transfer longer message than according to current MTP levelz |
| WO2000035205A1 (en) * | 1998-12-04 | 2000-06-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Signalling message transport mechanism |
| US6178181B1 (en) * | 1997-12-01 | 2001-01-23 | Telefonaktiebolaget L M Ericsson (Publ) | Mapping function and method of transmitting signaling system 7(SS7) telecommunications messages over data networks |
| WO2001041476A1 (en) * | 1999-11-30 | 2001-06-07 | Swisscom Mobile Ag | Method and device for connecting communication networks |
-
2003
- 2003-05-16 CN CNB031315062A patent/CN1301623C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1138929A (en) * | 1994-01-21 | 1996-12-25 | 诺基亚电信公司 | Network element in a mobile communication system and a method for packet data transmission in a mobile communication system |
| CN1168589A (en) * | 1996-04-04 | 1997-12-24 | 摩托罗拉公司 | Distributed signaling system seven call handling system |
| CN1248376A (en) * | 1997-02-17 | 2000-03-22 | 西门子公司 | Node supporting links having ability to transfer longer message than according to current MTP levelz |
| US5777544A (en) * | 1997-03-17 | 1998-07-07 | Intellon Corporation | Apparatus and method for controlling data communications having combination of wide and narrow band frequency protocols |
| US6178181B1 (en) * | 1997-12-01 | 2001-01-23 | Telefonaktiebolaget L M Ericsson (Publ) | Mapping function and method of transmitting signaling system 7(SS7) telecommunications messages over data networks |
| WO2000035205A1 (en) * | 1998-12-04 | 2000-06-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Signalling message transport mechanism |
| WO2001041476A1 (en) * | 1999-11-30 | 2001-06-07 | Swisscom Mobile Ag | Method and device for connecting communication networks |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1549615A (en) | 2004-11-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1371246B1 (en) | Method and node for routing messages in a radio access network | |
| CN1135054C (en) | Bearer independent signaling protocol | |
| CN1311693C (en) | Signaling gatways | |
| CN101433070B (en) | Methods, systems, and computer program products for selectively processing or redirecting signaling connection control part (SCCP) messages | |
| CN1565113A (en) | Network to communicate using IP | |
| US7136477B2 (en) | Methods and systems for providing end office support in a signaling network | |
| US7295579B2 (en) | Methods and systems for communicating signaling information using a normalized signaling protocol | |
| US20020196779A1 (en) | Methods and systems for providing duplicate point code support in a signaling message routing node | |
| CN1343051A (en) | Gate system with medium gate controller redundacy structure | |
| CN1541487A (en) | Signal transfer point with internet protocol capability within telecom network | |
| WO2004077732A2 (en) | Method for routing messages of routing nodes distributed with one or more connected remote applications | |
| WO2005048569A2 (en) | Methods and systems for distributing application data among multiple processing modules in a telecommunications network | |
| CN1134187C (en) | Method for increasing flexibility of communication network with separated call control and bearer control | |
| CN1219388C (en) | Method for realizing signaling transit point in IP domain of user adaption layer in signaling network layer | |
| EP1511265A1 (en) | Method and apparatus for load sharing of messages between a signalling gateway and remote processing units | |
| CN1349720A (en) | Signalling in a telecommunications network | |
| CN1214556C (en) | Method for accessing wireless network controller in broadband CDMA mobile network | |
| CN1301623C (en) | Method for realizing wide and narrow band signalling integrating system | |
| EP1643777B1 (en) | Methods and apparatus for controlling signalling gateways | |
| CN1266870C (en) | Method for realizing traffic load sharing in user adaptation layer of signaling network layer | |
| CN1968191A (en) | Method for ATM message transmission based on IP network | |
| CN100337459C (en) | Method for processing user message with wrong interface identifier | |
| CN1265605C (en) | Method for realziing double-layer use adaption layer for seven-signalling network message transmission protocol | |
| CN101035083A (en) | Method and device for selecting the signaling route of the different service messages | |
| CN1589061A (en) | Method for transmitting news on signalling link based on No.7 signalling system |
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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070221 Termination date: 20140516 |