CN100359911C - Method for collecting called gate keeper information - Google Patents
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- CN100359911C CN100359911C CNB021583021A CN02158302A CN100359911C CN 100359911 C CN100359911 C CN 100359911C CN B021583021 A CNB021583021 A CN B021583021A CN 02158302 A CN02158302 A CN 02158302A CN 100359911 C CN100359911 C CN 100359911C
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Abstract
The present invention relates to a method for collecting called gate keeper information, which belongs to the technical field of a computer network. In the method of the present invention, remote gatekeeper codes and called numbers are respectively carried in LCF information, ARQ information and the purpose information of standard Setup information through the mutual mapping of gatekeeper codes and gatekeeper information. Consequently, with respect to a remote gatekeeper device which can comply with the standard H. 323 protocol, normal transmission can be realized. The method of the present invention has the advantages that the calling and called gatekeeper detailed information of the calling can be obtained, which is convenient for the settlement of a carrier. In addition, all standard RAS information is used without any private expansion, and detailed calling detailed records are obtained in the condition of the normal intercommunication of other manufacturers and gatekeepers of other devices.
Description
Technical field
The present invention relates to technical field of the computer network, relate in particular to a kind of method of gathering calling and called gatekeeper information.
Background technology
Along with the development of IP phone, IP phone/facsimile art has become the big focus since the internet development.IP phone/facsimile network generally is made of IP network and corresponding webmaster, charging and the business system of gateway, gatekeeper, support IP phone/facsimile transmission.IP phone gatekeeper is the key equipment of entire I P telephone system, be responsible for to make up IP telephony network and finish IP telephony network routing management, safety management and with the docking of other network.
For a system that can run, should be able to charge and information gathering according to the charging object, and be responsible for the charging center is sent in Information Monitoring.Authentication and charging for payment system are generally adopted authentication, are authorized and the server that accounts (hereinafter to be referred as the AAA accounting server), the AAA accounting server is supported the long-range access dial user service agreement (hereinafter to be referred as radius protocol) of standard, can realize each terminal node user's function such as management, authentication, can effectively utilize Internet resources, and have good fail safe and confidentiality.For the charging and the clearing of back charging system, can in system, directly produce ticket, be organized into call detail record (hereinafter to be referred as cdr logging), utilize some aids to realize the function of chargeing and settling accounts again.
For fail safe and the accuracy that improves the charge system authentication, charges, generally be whether to charge by the gateway decision.Be responsible for gathering the original call detail record by gateway, the long-range access dial user service agreement by standard sends to the aaa server charging center with charge information, after being handled by this charging center again, gathers and gives corresponding settlement center.But have many times, need also can export the detailed call record on the gatekeeper, so that charge and clearing.This generally is the back charging system, does not need the gatekeeper to solve the work of aspects such as authentication, mandate.
The IP telephony system networking mode is varied, in order to illustrate, is that example is set forth with a kind of common IP telephony system networking structure, and Fig. 1 is a kind of networking of typical IP telephony system, has certain representative meaning.This networking diagram does not have the AAA accounting server, mainly is in order to illustrate that the gatekeeper directly exports the call detail record situation.This networking structure comprises gateway 10,11,12, level-1 GK 13,14, superior GK 15, the long-range gatekeeper 16 of other manufacturer.Wherein gateway 10,11, and gatekeeper 13,14,15 is the classification group network systems 17 in this territory.Have level-1 GK between the long-range gatekeeper 16 of other manufacturer and the gateway 12, also may directly link to each other, but the both of these case processing procedure is the same.
When level-1 GK during as caller, the processing sequential of calling and called gatekeeper information gathering as shown in Figure 2:
The user of gateway 10 initiates call to the user of gateway 12, and at first gateway 10 sends to call out to registration gatekeeper 13 and inserts request (AdmissionRequest is hereinafter to be referred as ARQ) message, request authentication and address resolution.
Superior GK 15 is to long-range gatekeeper's 16 transmitting terminal point location request (LRQ) message, and request address is resolved.
Gateway 10 is initiated Setup message according to the call signaling address of the gateway 12 that is resolved to gateway 12.
Called gateway 12 just can begin to set up call after passing through through called authentication.
Gateway 10 13 sends call release request (DisengageRequest is hereinafter to be referred as DRQ) message to the gatekeeper behind the end of calling, and request discharges this time calling.
Gatekeeper 13 goes up the related data of this calling that keeps and the relevant information in the call release request message according to this gatekeeper, generates the call detail record of this time calling.
Fig. 3 is in the prior art, level-1 GK when called, the processing sequential chart of calling and called gatekeeper information gathering.
The shortcoming of prior art is registration, access and the state (Registration of standard, Admissionand Status, hereinafter to be referred as RAS) LCF message, ACF message in the agreement, all can't carry calling and called gatekeeper's relevant information, and when generating call detail record, for the convenience of settling accounts, often need obtain calling and called gatekeeper's relevant information.If LCF, ACF message are carried out suitable privately owned expansion, when carrying out intercommunication, will influence intercommunication because of privately owned expansion again with the gatekeeper of other manufacturer.
Summary of the invention
The objective of the invention is to propose a kind of method of gathering calling and called gatekeeper information, do not carrying out under the situation of privately owned expansion RAS message,, obtain calling and called gatekeeper's details through the proper transformation of called number.
The method of the collection calling and called gatekeeper information that the present invention proposes, when local gateway when the gateway of long-range Gatekeeper management makes a call, this method comprises the steps:
1, local level-1 GK or the long-range gatekeeper who is registered on the local superior GK encoded, set up keep one's word mapping table between the breath of gatekeeper coding and respective wire;
2, when local gateway when the gateway of long-range Gatekeeper management makes a call, local superior GK is retrieved above-mentioned mapping table after receiving the endpoint location acknowledge message (hereinafter to be referred as LCF) that long-range gatekeeper sends, and finds this long-range gatekeeper's coding;
3, at local superior GK in the LCF that local level-1 GK sends, add the above-mentioned long-range gatekeeper's who retrieves coding;
4, after local level-1 GK is received LCF, take out the purpose information in this message, the reservation of will encoding sends calling admission confirm (hereinafter to be referred as ACF) message to local gateway;
5, local level-1 GK reports local superior GK together with long-range gatekeeper's coding and original call detail record.
The method of the collection calling and called gatekeeper information that the present invention proposes, when local gateway was made a call by the gateway of long-range Gatekeeper management, this method comprised the steps:
1, local level-1 GK or the long-range gatekeeper who is registered on the local superior GK encoded, set up keep one's word mapping table between the breath of gatekeeper coding and respective wire;
2, when local gateway during by the gateway call of long-range Gatekeeper management, local superior GK is retrieved above-mentioned mapping table before the LCF that local level-1 GK is returned passes to long-range gatekeeper, find this long-range gatekeeper's coding;
3, the coding with above-mentioned long-range gatekeeper adds in the purpose information of LCF;
4, the gateway under the long-range gatekeeper is when local gateway sends call setup message, and long-range gatekeeper's coding is sent with called number;
5, local level-1 GK will be called out and insert the long-range gatekeeper who is included in the request message (hereinafter to be referred as ARQ) in the purpose information taking-up of encoding, and with this encoded recording in this call control information;
6, local level-1 GK reports local superior GK together with call detail record and long-range gatekeeper coding.
Gatekeeper's packets of information purse rope in the said method is kept title, gatekeeper IP address and gatekeeper's port numbers.
The local gateway of said method is accepted the management of local level-1 GK or local superior GK.
The method of the collection calling and called gatekeeper information that the present invention proposes, be used for gatekeeper's clearing, by the mutual mapping between gatekeeper's coding and the gatekeeper's information, in the purpose information of LCF message, ARQ message and standard Setup message, carry long-range gatekeeper's coding and called number respectively, therefore for can adherence to standard long-range gatekeeper's equipment of agreement H.323, can realize normal transmission.Another advantage of the inventive method is the calling and called gatekeeper details that can obtain this calling, is convenient to the clearing of operator.And all use the RAS message of standard, do not carry out any privately owned expansion, guaranteed and the gatekeeper of miscellaneous equipment manufacturer between normal intercommunication situation under, obtained comparatively detailed call detail record again.
Description of drawings
Fig. 1 is the networking diagram of typical IP telephony system.
Fig. 2 is in the prior art, and level-1 GK is during as caller, the processing sequential chart of calling and called gatekeeper information gathering.
Fig. 3 is in the prior art, level-1 GK when called, the processing sequential chart of calling and called gatekeeper information gathering.
Fig. 4 is in the inventive method, and level-1 GK is during as caller, the processing sequential chart of calling and called gatekeeper information gathering.
Fig. 5 is in the inventive method, level-1 GK when called, the processing sequential chart of calling and called gatekeeper information gathering.
Embodiment
The method of the collection calling and called gatekeeper information that the present invention proposes, when local gateway when the gateway of long-range Gatekeeper management makes a call, local level-1 GK or the long-range gatekeeper who is registered on the local superior GK encoded, set up keep one's word mapping table between the breath of gatekeeper coding and respective wire; Its sequential chart as shown in Figure 4, when local gateway when the gateway of long-range Gatekeeper management makes a call, local superior GK is retrieved above-mentioned mapping table after receiving the LCF that long-range gatekeeper sends, and finds this long-range gatekeeper's coding; In the LCF that the local gatekeeper of subordinate sends, add the above-mentioned long-range gatekeeper's who retrieves coding at local superior GK; After the local gatekeeper of subordinate receives LCF, take out the purpose information in this message, the reservation of will encoding sends ACF message to local gateway; The local gatekeeper of subordinate reports superior GK together with long-range gatekeeper's coding and original call detail record.
When local gateway is made a call by the gateway of long-range Gatekeeper management, local level-1 GK or the long-range gatekeeper who is registered on the local superior GK encoded, set up keep one's word mapping table between the breath of gatekeeper coding and respective wire; Its sequential chart as shown in Figure 5, when local gateway during by the gateway call of long-range Gatekeeper management, local superior GK is retrieved above-mentioned mapping table before the LCF that local gatekeeper is returned passes to long-range gatekeeper, find this long-range gatekeeper's coding; Above-mentioned long-range gatekeeper's coding is added in the purpose information of LCF; When the gateway under the long-range gatekeeper sends call setup message to local gateway, long-range gatekeeper's coding is sent with called number; Called local gateway will be included in long-range gatekeeper in the purpose information taking-up of encoding among the ARQ, and with this encoded recording in this call control information; Called local gateway reports local superior GK together with call detail record and long-range gatekeeper coding.
Gatekeeper's packets of information purse rope in the said method is kept title, gatekeeper IP address and gatekeeper's port numbers.
The local gateway of said method is accepted the management of local level-1 GK or local superior GK.
The present invention only sets forth the details of how to gather the calling and called gatekeeper on the gatekeeper, and the collection of other data of cdr logging will be within the scope of the inventive method.
| Gatekeeper's coding | Gatekeeper's type (subordinate/long-range) | Gatekeeper ID | Gatekeeper IP | Gatekeeper's information 1 | Gatekeeper's information 1 | ... | Gatekeeper's information N |
| #1 | |||||||
| #2 | |||||||
| #... | |||||||
| #M | Subordinate | The |
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| #... | |||||||
| #N | Long-range | The |
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Level-1 GK 13 is during as caller, the processing sequential chart of calling and called gatekeeper information gathering, as shown in Figure 4:
Level-1 GK 13 sends LRQ 19 to superior GK 15.
Superior GK 15 sends LRQ 20 to long-range gatekeeper 16.
Subordinate's networking structure 21 of long-range gatekeeper 16 can be uncertain, but as if the undernet of purpose gateway 12 at it, its can return LCF 22 to superior GK 15.
Superior GK 15 is according to called gatekeeper's 16 IP address, the retrieval gatekeeper mapping table of encoding, from table, find called gatekeeper's 16 coding, in the LCF 23 that caller gatekeeper 13 returns, " called number " of purpose information standard item become the form of " coding+called number " at superior GK 15.
Caller level-1 GK 13 is the coding in the purpose item of information of LCF message 23, and records in this call control information.
When level-1 GK 13 returned ACF message 24 to Calling Side gateway 10, called number purpose information no longer included coding, has only " called number ".
The call setup message 25 that caller gateway 10 is initiated standard according to real " called number " among the ACF 24 to called gateway 12.
During end of calling, caller gateway 10 sends DRQ26 to level-1 GK 13, and level-1 GK 13 generates original call detail record (comprising called gatekeeper's 16 coding) according to the control information of this calling of DRQ and local gatekeeper record.
Level-1 GK 13 is sent to superior GK 15 with the original call detail record by non-standard message (NSM) or file transfer protocol (FTP) (FTP), superior GK 15 according to called gatekeeper 16 coding #N, search gatekeeper's mapping table of encoding, collect called gatekeeper's 16 details.
Level-1 GK 13 when called, the processing sequential of calling and called gatekeeper information gathering as shown in Figure 5:
Long-range gatekeeper 16 sends LRQ 29 to superior GK 15.
Level-1 GK 13 returns LCF 31 to superior GK 15.
Long-range gatekeeper 16 sends to caller gateway 12 again with content in the purpose item of information of LCF 32.
When called gateway 10 is initiated ARQ 35 to called gatekeeper 13, in the purpose information form of " coding+called number ".
Called gatekeeper 13 takes out the coding in the purpose item of information among the ARQ 35, and records in this call control information.
Called gatekeeper 13 no longer has coding in the called number purpose information in the ACF message 36 that called gateway 10 returns, be real " called number ".
During end of calling, called gateway 10 sends to called gatekeeper 13 and calls out DRQ 37, and called gatekeeper 13 generates original call detail record (comprising caller gatekeeper 16 coding) according to the control information of this calling of DRQ and local record.
Level-1 GK 13 is sent to superior GK 15 with the original call detail record by non-standard message (NSM) or file transfer protocol (FTP) (FTP), superior GK 15 according to called gatekeeper 16 coding #N, the retrieval gatekeeper mapping table of encoding collects caller gatekeeper 16 details from table.
Claims (4)
1, a kind of method of gathering calling and called gatekeeper information is characterized in that this method comprises the steps:
(1) local level-1 GK or the long-range gatekeeper who is registered on the local superior GK encoded, set up keep one's word mapping table between the breath of gatekeeper coding and respective wire;
(2) when local gateway when the gateway of long-range Gatekeeper management makes a call, local superior GK is retrieved above-mentioned mapping table after receiving the endpoint location acknowledge message LCF that long-range gatekeeper sends, and finds this long-range gatekeeper's coding;
(3) at local superior GK in the LCF that local level-1 GK sends, add the above-mentioned long-range gatekeeper's who retrieves coding;
(4) after local level-1 GK is received LCF, take out the purpose information in this message, the reservation of will encoding sends calling admission confirm ACF message to local gateway;
(5) local level-1 GK reports local superior GK together with long-range gatekeeper's coding and original call detail record.
2, a kind of method of gathering calling and called gatekeeper information is characterized in that this method comprises the steps:
(1) local level-1 GK or the long-range gatekeeper who is registered on the local superior GK encoded, set up keep one's word mapping table between the breath of gatekeeper coding and respective wire;
(2) when local gateway during by the gateway call of long-range Gatekeeper management, local superior GK is retrieved above-mentioned mapping table before the LCF that local level-1 GK is returned passes to long-range gatekeeper, find this long-range gatekeeper's coding;
(3) coding with above-mentioned long-range gatekeeper adds in the purpose information of LCF;
(4) gateway under the long-range gatekeeper is when local gateway sends call setup message, and long-range gatekeeper's coding is sent with called number;
(5) local level-1 GK will be called out and insert the long-range gatekeeper who is included among the request message ARQ in the purpose information taking-up of encoding, and with this encoded recording in this call control information;
(6) local level-1 GK reports local superior GK together with call detail record and long-range gatekeeper coding.
3, method as claimed in claim 1 or 2 is characterized in that wherein said gatekeeper's packets of information purse rope keeps title, gatekeeper IP address and gatekeeper's port numbers.
4, method as claimed in claim 1 or 2 is characterized in that wherein said local gateway accepts the management of local level-1 GK or local superior GK.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB021583021A CN100359911C (en) | 2002-12-19 | 2002-12-19 | Method for collecting called gate keeper information |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB021583021A CN100359911C (en) | 2002-12-19 | 2002-12-19 | Method for collecting called gate keeper information |
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| CN1509059A CN1509059A (en) | 2004-06-30 |
| CN100359911C true CN100359911C (en) | 2008-01-02 |
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| CNB021583021A Expired - Fee Related CN100359911C (en) | 2002-12-19 | 2002-12-19 | Method for collecting called gate keeper information |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100382507C (en) * | 2005-10-14 | 2008-04-16 | 北京佳讯飞鸿电气股份有限公司 | Method for reinforcing coupling mechanism between cascade network gate-guard |
| CN100440787C (en) * | 2006-01-19 | 2008-12-03 | 中兴通讯股份有限公司 | Method for realizing point-to-point communication charge under no route mode of gate keeper |
| CN1859518B (en) * | 2006-03-29 | 2010-05-12 | 华为技术有限公司 | Cross-gate keeper call processing method |
Citations (2)
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| EP1024638A1 (en) * | 1999-01-26 | 2000-08-02 | Siemens Information and Communication Networks, Inc. | System and method for dynamic codec alteration |
| WO2000075744A2 (en) * | 1999-06-07 | 2000-12-14 | Nortel Networks Limited | Methods and systems for controlling network gatekeeper message processing |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1024638A1 (en) * | 1999-01-26 | 2000-08-02 | Siemens Information and Communication Networks, Inc. | System and method for dynamic codec alteration |
| WO2000075744A2 (en) * | 1999-06-07 | 2000-12-14 | Nortel Networks Limited | Methods and systems for controlling network gatekeeper message processing |
Non-Patent Citations (3)
| Title |
|---|
| IP电话认证、计费实现机制的研究. 金欣，屈万里，江国星.电讯技术，第2001年卷第4期. 2001 * |
| 网守实现若干问题和策略的研究(I). 郝又超，王文东.北京邮电大学学报，第Vol. 23卷第No. 2期. 2000 * |
| 网守实现若干问题和策略的研究(II). 郝又超，王文东.北京邮电大学学报，第Vol. 23卷第No. 3期. 2000 * |
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