CN105577437A - Master-slave ownership-based AGCF device disaster-tolerant backup method - Google Patents
Master-slave ownership-based AGCF device disaster-tolerant backup method Download PDFInfo
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- CN105577437A CN105577437A CN201510973523.9A CN201510973523A CN105577437A CN 105577437 A CN105577437 A CN 105577437A CN 201510973523 A CN201510973523 A CN 201510973523A CN 105577437 A CN105577437 A CN 105577437A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0659—Management of faults, events, alarms or notifications using network fault recovery by isolating or reconfiguring faulty entities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/10—Active monitoring, e.g. heartbeat, ping or trace-route
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/10—Architectures or entities
- H04L65/1016—IP multimedia subsystem [IMS]
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- General Health & Medical Sciences (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses a master-slave ownership-based AGCF device disaster-tolerant backup method and relates to the next-generation network (NGN) communication technology. According to the technical scheme of the invention, based on a master-slave ownership mechanism, the fixed network user of a conventional non-IMS domain can be accessed to an IMS network by two AGCF devices, wherein the two AGCF devices are responsible for mutual backup and load sharing. In this way, the system disaster-tolerant performance is effectively enhanced. Meanwhile, the service interruption duration due to the failure of AGCF devices is greatly shortened.
Description
Technical field
The invention belongs to next generation network communication field, particularly relate to a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership.
Background technology
IMS (IPMultimediaSubsystem, IP multimedia system) is a kind of brand-new multimedia service form, and it can meet present terminal client demand that is more novel, more diverse multimedia business.IMS system comprises three functional planes: Access Layer, core layer and operation layer.Various access network is aggregated in IMS core net by Access Layer, completes the intercommunication of existing network and the control that completes carrying, comprises the network elements such as MGW, AG; Core layer completes the Core Features such as Call-Control1, safety management, business triggering, resources control, network interworking, comprises the network elements such as S/I/P-CSCF, MRFC, HSS, AGCF, MGCF, BGCF; Operation layer provides various value-added service to realize, and as PSTN simulation services collection, Centrex services sets, presents business, instant messaging etc., comprises all kinds of AS network element.
In the networking of reality, the software and hardware assembly of device interior all adopts back mechanism to improve stable equipment operation, in network element rank, IMS core equipment often adopts strange land distributed deployment and remote backup mechanism (being often called long-distance disaster mechanism).Still master is deployed as with stored-program control exchange, SoftSwitch in electric power, subway communication private network, program-controlled exchange network, flexible exchanging network are at the beginning of IMS network evolution, AGCF (AccessGatewayControlFunction, AGCF) completes the intercommunication of legacy network access user and IMS network, as the key network element of IMS system core layer, the stability of AGCF equipment and reliability are the important component parts of whole IMS network usability evaluation, and the research of its equipment disaster tolerance backup method also becomes the focus that telecommunications industry is paid close attention to.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership, this method belongs to mechanism based on principal and subordinate, by backuping each other, two AGCF equipment of load sharing realize the access of traditional non-ims domain fixed network user to IMS network, effectively enhance the disaster tolerance of system, substantially reduce the mean time between failures (MTBF) of IMS system.
Technical scheme of the present invention is: a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership, is characterized in that comprising the following steps:
Step 1: configure an AGCF equipment and the 2nd AGCF equipment in the ims network and to backup each other attaching relation, after an AGCF equipment and the 2nd AGCF equipment all start, initiate heartbeat detection mutually;
Step 2: the main attribution server of the access device of configuration the one AGCF equipment subordinate is an AGCF equipment, is the 2nd AGCF equipment from attribution server; The main attribution server configuring the access device of the 2nd AGCF equipment subordinate is the 2nd AGCF equipment, is an AGCF equipment from attribution server;
Step 3: the access device attribution server main with it of an AGCF equipment subordinate carries out business transmission, the access device attribution server main with it of the 2nd AGCF equipment subordinate carries out business transmission;
Step 4: the heartbeat flow process of an AGCF device start and its subordinate's access device; The heartbeat flow process of the 2nd AGCF device start and its subordinate's access device;
Step 5: if an AGCF device fails, the 2nd AGCF equipment Inspection, to an AGCF equipment fault, prepares to carry out business transmission with the access device of an AGCF equipment subordinate; The access device of the one AGCF equipment subordinate detects an AGCF equipment fault, initiates business transmission request to the 2nd AGCF equipment;
Step 6: the business transmission request of the access device of the 2nd AGCF device responds the one AGCF equipment subordinate;
Step 7: the heartbeat flow process of the access device of the 2nd AGCF device start and an AGCF equipment subordinate.
Wherein, further comprising the steps of:
Step 8: an AGCF equipment fault recovers, after the 2nd AGCF equipment Inspection recovers to an AGCF equipment fault, no longer receives the business transmission request of the access device of an AGCF equipment subordinate; After the access device of an AGCF equipment subordinate detects that an AGCF equipment fault recovers, initiate business transmission request to an AGCF equipment;
Step 9: the business transmission request of the access device of AGCF device responds an one AGCF equipment subordinate;
Step 10: the heartbeat flow process of an AGCF device start and its subordinate's access device.
Wherein, described business transmission request comprises registration request, heartbeat request or call signaling and controls request.
Wherein, in described step 3, the access device attribution server main with it of an AGCF equipment subordinate carries out business transmission, specifically comprises step:
After the access device startup of (301) the one AGCF equipment subordinaties, initiate registration request to its main attribution server;
(302) the one AGCF device responds registration requests, and complete the registration to IMS network of access device that registration request specifies.
Wherein, the OPTION message of the heartbeat detection in described step 1 between an AGCF equipment and the 2nd AGCF equipment based on Session Initiation Protocol or the AUDITCAP message of H.248 agreement; Described access device comprises IAD and IAD, based on Session Initiation Protocol, H.248 agreement or H.323 agreement.
Wherein, the principal and subordinate's ownership in described step 2 is configured in AGCF equipment and completes, and access device is without the need to configuration.
Wherein, access device is endpoint registration or overall registration to the registration request that AGCF equipment is initiated.
Wherein, the heartbeat detection between subordinate's access device and AGCF equipment is unidirectional or two-way.
Wherein, in described step 8, an AGCF equipment fault recovers, and after the 2nd AGCF equipment Inspection recovers to an AGCF equipment fault, no longer receives the heartbeat request of the access device of an AGCF equipment subordinate, but still the request of process call business.
The beneficial effect that produces of such scheme is adopted to be: by backuping each other, two AGCF equipment of load sharing realize the access of traditional non-ims domain fixed network user to IMS network, effectively enhance the disaster tolerance of system, substantially reduce the mean time between failures (MTBF) of IMS system.
Accompanying drawing explanation
Fig. 1 is the deployment connection layout of the present invention's two AGCF equipment and subordinate's access device.
Fig. 2 is the flow chart that AGCF1 subordinate MEGACO access gateway AG 1 of the present invention is registered to IMS network by AGCF1.
Fig. 3 is the flow chart that after AGCF1 fault of the present invention, its subordinate MEGACO access gateway AG 1 is registered to IMS network by AGCF2.
Fig. 4 is the flow chart that after AGCF1 fault recovery of the present invention, its subordinate MEGACO access gateway AG 1 initiates registration to IMS network by AGCF1.
Embodiment
Describe the present invention below in conjunction with accompanying drawing and embodiment.
Fig. 1 is the deployment connection layout of the present invention's two AGCF equipment and subordinate's access device, disposes two AGCF equipment in IMS network, and two AGCF equipment rooms are set up ownership and consulted passage; Its subordinate's access device (IAD, AG) is connected respectively to its main ownership AGCF equipment; Two AGCF equipment are connected respectively to CSCF equipment.
Embodiment 1: as shown in Figure 2, AGCF1 subordinate MEGACO access gateway AG 1 is as follows to IMS network register flow path by AGCF1:
Step 1:AGCF1 and AGCF2 is deployed in IMS network simultaneously, AGCF1 and AGCF2 is configured to the attaching relation that backups each other, and initiates mutually heartbeat detection to monitor partner state after starting;
It is main attribution server that step 2:AGCF1 subordinate MEGACO gateway A G1 configures AGCF1, and configuration AGCF2 is from attribution server;
Step 3:AGCF1 subordinate MEGACO gateway A G1 starts backward AGCF1 and initiates registration request;
Step 4:AGCF1 responds registration request, completes the registration to IMS network of one or more terminals that registration message specifies;
Step 5:AGCF1 starts the heartbeat flow process with its subordinate MEGACO gateway A G1.
Embodiment 2: as shown in Figure 3, after AGCF1 fault, its subordinate MEGACO access gateway AG 1 is as follows to IMS network register flow path by AGCF2:
Step 1:AGCF1 fault, AGCF1 subordinate MEGACO gateway A G1 transfers to initiate registration request to AGCF2 after the failure of AGCF1 heartbeat detection;
Step 2:AGCF2 responds registration request, completes the registration to IMS network of one or more terminals that registration message specifies;
Step 3:AGCF2 starts the heartbeat flow process with AGCF1 subordinate MEGACO gateway A G1.
Embodiment 3: as shown in Figure 4, after AGCF1 fault recovery, subordinate MEGACO access gateway AG 1 is as follows to IMS network register flow path by AGCF1:
Step 1:AGCF1 fault recovery, no longer receives the heartbeat request of AGCF1 subordinate MEGACO gateway A G1 after AGCF2 detects;
Transfer to initiate registration request to AGCF1 after heartbeat detection failure between step 2:AGCF1 subordinate MEGACO gateway A G1 and AGCF2;
Step 3:AGCF1 responds registration request, completes the registration to IMS network of one or more terminals that registration message specifies;
Step 4:AGCF1 starts the heartbeat flow process with its subordinate MEGACO gateway A G1.
In sum, these are only preferred application example of the present invention, be not intended to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1., based on an AGCF equipment disaster tolerance backup method for principal and subordinate's ownership, it is characterized in that, comprise the following steps:
Step 1: configure an AGCF equipment and the 2nd AGCF equipment in the ims network and to backup each other attaching relation, after an AGCF equipment and the 2nd AGCF equipment all start, initiate heartbeat detection mutually;
Step 2: the main attribution server of the access device of configuration the one AGCF equipment subordinate is an AGCF equipment, is the 2nd AGCF equipment from attribution server; The main attribution server configuring the access device of the 2nd AGCF equipment subordinate is the 2nd AGCF equipment, is an AGCF equipment from attribution server;
Step 3: the access device attribution server main with it of an AGCF equipment subordinate carries out business transmission, the access device attribution server main with it of the 2nd AGCF equipment subordinate carries out business transmission;
Step 4: the heartbeat flow process of an AGCF device start and its subordinate's access device; The heartbeat flow process of the 2nd AGCF device start and its subordinate's access device;
Step 5: if an AGCF device fails, the 2nd AGCF equipment Inspection, to an AGCF equipment fault, prepares to carry out business transmission with the access device of an AGCF equipment subordinate; The access device of the one AGCF equipment subordinate detects an AGCF equipment fault, initiates business transmission request to the 2nd AGCF equipment;
Step 6: the business transmission request of the access device of the 2nd AGCF device responds the one AGCF equipment subordinate;
Step 7: the heartbeat flow process of the access device of the 2nd AGCF device start and an AGCF equipment subordinate.
2. a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership according to claim 1, is characterized in that, further comprising the steps of:
Step 8: an AGCF equipment fault recovers, after the 2nd AGCF equipment Inspection recovers to an AGCF equipment fault, no longer receives the business transmission request of the access device of an AGCF equipment subordinate; After the access device of an AGCF equipment subordinate detects that an AGCF equipment fault recovers, initiate business transmission request to an AGCF equipment;
Step 9: the business transmission request of the access device of AGCF device responds an one AGCF equipment subordinate;
Step 10: the heartbeat flow process of an AGCF device start and its subordinate's access device.
3. a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership according to claim 1, is characterized in that, described business transmission request comprises registration request, heartbeat request or call signaling and controls request.
4. a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership according to claim 1 or 3, it is characterized in that, in described step 3, the access device attribution server main with it of an AGCF equipment subordinate carries out business transmission, specifically comprises step:
After the access device startup of (301) the one AGCF equipment subordinaties, initiate registration request to its main attribution server;
(302) the one AGCF device responds registration requests, and complete the registration to IMS network of access device that registration request specifies.
5. a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership according to claim 1, is characterized in that: the OPTION message of the heartbeat detection in described step 1 between an AGCF equipment and the 2nd AGCF equipment based on Session Initiation Protocol or the AUDITCAP message of H.248 agreement; Described access device comprises IAD and IAD, based on Session Initiation Protocol, H.248 agreement or H.323 agreement.
6. a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership according to claim 1, is characterized in that: the principal and subordinate's ownership in described step 2 is configured in AGCF equipment and completes, and access device is without the need to configuration.
7. a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership according to claim 1, is characterized in that: access device is endpoint registration or overall registration to the registration request that AGCF equipment is initiated.
8. a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership according to claim 1, is characterized in that: the heartbeat detection between subordinate's access device and AGCF equipment is unidirectional or two-way.
9. a kind of AGCF equipment disaster tolerance backup method based on principal and subordinate's ownership according to claim 2, it is characterized in that: in described step 8, an AGCF equipment fault recovers, after the 2nd AGCF equipment Inspection recovers to an AGCF equipment fault, no longer receive the heartbeat request of the access device of an AGCF equipment subordinate, but still the request of process call business.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510973523.9A CN105577437A (en) | 2015-12-23 | 2015-12-23 | Master-slave ownership-based AGCF device disaster-tolerant backup method |
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| CN201510973523.9A CN105577437A (en) | 2015-12-23 | 2015-12-23 | Master-slave ownership-based AGCF device disaster-tolerant backup method |
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| CN105577437A true CN105577437A (en) | 2016-05-11 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107046545A (en) * | 2017-05-05 | 2017-08-15 | 国网安徽省电力公司经济技术研究院 | A kind of utilization circuit switching realizes that IMS network saves ground user locally from the method for survival |
| CN109412940A (en) * | 2018-10-23 | 2019-03-01 | 迈普通信技术股份有限公司 | Router administration method and router management system |
| CN112019359A (en) * | 2019-05-29 | 2020-12-01 | 中国移动通信集团重庆有限公司 | Service processing method and system based on IMS network |
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| CN107046545B (en) * | 2017-05-05 | 2023-07-11 | 国网安徽省电力公司经济技术研究院 | Method for realizing local self-survival of IMS network provincial and local users by circuit switching |
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| CN112019359A (en) * | 2019-05-29 | 2020-12-01 | 中国移动通信集团重庆有限公司 | Service processing method and system based on IMS network |
| CN112019359B (en) * | 2019-05-29 | 2023-04-07 | 中国移动通信集团重庆有限公司 | Service processing method and system based on IMS network |
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Application publication date: 20160511 |
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