WO2011120282A1 - 一种应急切换的方法和系统 - Google Patents
一种应急切换的方法和系统 Download PDFInfo
- Publication number
- WO2011120282A1 WO2011120282A1 PCT/CN2010/076986 CN2010076986W WO2011120282A1 WO 2011120282 A1 WO2011120282 A1 WO 2011120282A1 CN 2010076986 W CN2010076986 W CN 2010076986W WO 2011120282 A1 WO2011120282 A1 WO 2011120282A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- processing subsystem
- service processing
- address
- service
- network device
- 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.)
- Ceased
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Classifications
-
- 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
- H04L41/0661—Management of faults, events, alarms or notifications using network fault recovery by isolating or reconfiguring faulty entities by reconfiguring faulty entities
-
- 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
- H04L41/0668—Management of faults, events, alarms or notifications using network fault recovery by dynamic selection of recovery network elements, e.g. replacement by the most appropriate element after failure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5076—Update or notification mechanisms, e.g. DynDNS
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/40—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass for recovering from a failure of a protocol instance or entity, e.g. service redundancy protocols, protocol state redundancy or protocol service redirection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5007—Internet protocol [IP] addresses
Definitions
- the present invention relates to communication technologies, and more particularly to a method and system for emergency handover in communication technology. Background technique
- each service processing subsystem is relatively independent.
- the MMS interworking gateway service processing subsystem is used, and each operator and any other operator have an interworking gateway service processing subsystem. Therefore, each operator has at least two sets of interworking gateway service processing subsystems.
- each business processing subsystem plays an important role in the communication process, important equipment is usually backed up in order to avoid equipment failure in the business processing subsystem.
- the commonly used backup technology is dual-system hot backup technology.
- the dual-system hot backup technology has the following disadvantages: 1) When a rack of a server cannot work due to power failure, etc., both the original device and the backup device may be powered off due to power failure of the rack, and cannot be operated. Switching; 2) When the handover fails, the normal operation of the service cannot be guaranteed. If these two situations occur, you need to manually enable the standby device to carry the services carried by the device in question. This usually takes at least 1 to 2 hours, and the manual switching process is time-consuming and error-prone. Summary of the invention
- a method for emergency handover includes: after a problem occurs in a device in the first service processing subsystem, the network device responsible for address mapping is modified to map to the first service.
- the processing, by the second service processing subsystem, the service of the first service processing subsystem includes: the second service processing subsystem enabling a preset connection for communication with the first service processing subsystem. a first emergency account, and establishing a connection with the communication object of the first service processing subsystem by using the first emergency account.
- the processing, by the second service processing subsystem, the service of the first service processing subsystem includes: the second service processing subsystem enabling a preset connection for connecting with a peripheral device of the first service processing subsystem. And a second emergency account, and establishing a connection with the peripheral device of the first service processing subsystem by using the second emergency account.
- the method further includes: after the device fault in the first service processing subsystem is removed, the network device restores the mapping relationship; The second service processing subsystem disconnects from the communication object and the peripheral device of the first service processing subsystem, and the first service processing subsystem establishes a connection with the communication object and the peripheral device.
- the network device responsible for the address mapping modifies the mapping relationship of the IP address mapped to the first service processing subsystem, specifically: the second service processing subsystem runs a preset network device script, and controls the responsible address mapping.
- the network device modifies the mapping relationship mapped to the IP address of the first service processing subsystem or restores the mapping relationship of the IP address of the first service processing subsystem.
- An emergency switching system including a first service processing subsystem, a second service processing subsystem, and a network device for performing address mapping, where the network device for performing address mapping is used in the first service processing After the device in the subsystem has a problem, modifying the mapping relationship mapped to the IP address of the first service processing subsystem, so that the IP address mapped to the first service processing subsystem is mapped to the second service processing subsystem; a second service processing subsystem, configured to process, according to the pre-stored processing, the service of the first service processing subsystem after the network device is mapped to the mapping relationship of the IP address of the first service processing subsystem The required data, processing the business of the first business processing subsystem.
- the second service processing subsystem is specifically configured to: after the network device modifies a mapping relationship mapped to an IP address of the first service processing subsystem, enable a preset communication that connects the first service processing subsystem And a first emergency account of the object, and establishing a connection with the communication object of the first service processing subsystem by using the first emergency account.
- the second service processing subsystem is specifically configured to: after the network device modifies a mapping relationship mapped to an IP address of the first service processing subsystem, enable a preset second emergency account of the connected peripheral device, and pass the The second emergency account establishes a connection with a peripheral device of the first service processing subsystem.
- the network device is further configured to restore a mapping relationship of an IP address of the first service processing subsystem after the device in the first service processing subsystem is faulty; the second service processing subsystem further Disabling a connection with a communication object and a peripheral device of the first service processing subsystem after the device in the first service processing subsystem is faulty; the first service processing subsystem is configured to be used for troubleshooting After that, re-establish the connection with the communication object and peripheral devices.
- the second service processing subsystem is further configured to: run a preset network device script in the second service processing subsystem, and control the network device responsible for address mapping to modify an IP mapped to the first service processing subsystem.
- the mapping relationship of the addresses or the mapping relationship of the IP addresses of the first service processing subsystem is restored.
- the embodiment of the present invention provides a method and system for emergency handover. By configuring a mapping IP address in a network device capable of address mapping in the previous stage, the corresponding devices in each service processing subsystem are mutually backup devices, and a service is used.
- the IP address mapped to the network device in the previous-level network device is mapped to the corresponding device of another service processing subsystem, and the corresponding device of another service processing subsystem is used as a backup.
- the device can handle the business of the device in question, so that the standby device can be started quickly and easily when there is a problem with the original device.
- FIG. 1 is a schematic flowchart 1 of a method for emergency handover according to an embodiment of the present invention
- FIG. 2 is a schematic flowchart 2 of a method for emergency handover according to an embodiment of the present invention
- FIG. 3 is a schematic structural diagram of a system for emergency handover according to an embodiment of the present invention.
- FIG. 4 is a schematic structural diagram of a system for emergency switching of a multimedia message service in a connected network according to an embodiment of the present invention. detailed description
- the embodiment of the present invention provides a method and system for emergency handover. Since a network element for performing address mapping exists in a general system, the network element may be a router, and more cases are used for security management and address. Mapped firewall.
- the embodiment of the present invention can use the network element that can perform address mapping to modify the address mapping relationship after the device in a service processing subsystem has a problem, and forward the information to the service processing subsystem that is in question.
- the data is forwarded to other service processing subsystems as the standby service processing subsystem, and the standby service processing subsystem temporarily processes the service of the problematic service processing subsystem, thereby quickly starting the standby device, and at the same time, since the two services are not limited Handling the distance between subsystems is therefore more flexible.
- the method for emergency handover includes the following steps: Step 101: After the device in the first service processing subsystem has a problem, the network device responsible for the address mapping in the communication system modifies the mapping relationship mapped to the IP address of the first service processing subsystem, so as to be mapped to the first service processing subsystem. The IP address is mapped to the second service processing subsystem; Step 102, the second service processing subsystem processes the service of the first service processing subsystem, and the second service processing subsystem pre-stores the service for processing the first service processing subsystem The required data.
- the IP address mapped to the first service processing subsystem is directly modified to be mapped to the second service processing subsystem, and the first service processor is stored and processed in the second service processing subsystem in advance.
- the data required by the service of the system may cause the second service processing subsystem to serve as a backup service processing subsystem of the first service processing subsystem, and temporarily process the first service processor when the first service processing subsystem is unable to work normally.
- the service of the system, the switching process is fast and convenient, and because the method of modifying the address mapping relationship is used, there is no requirement for the positional relationship between the first service processing subsystem and the second service processing subsystem, and the first service processing subsystem and The second service processing subsystem can be located in two cities that are far away from each other. Therefore, even if there is an accident such as a regional power outage, the emergency handover method provided by the embodiment of the present invention can be used for emergency processing.
- the network device used for address mapping may be a router, a switch, or a firewall capable of performing security management and address mapping.
- each service processing subsystem needs to establish a connection through an account and a communication object and a peripheral device, and implement communication and related service processing on the basis of the connection.
- it is also necessary to set an emergency account on the second service processing subsystem how many communication objects and peripheral devices need to be established, and how many emergency accounts are set.
- the network device modifies the mapping relationship mapped to the IP address of the first service processing subsystem
- the second service processing subsystem starts to enable the preset first emergency account for connecting with the communication object of the first service processing subsystem.
- the second service processing subsystem also needs to enable a preset second emergency account for connecting with the peripheral device of the first service processing subsystem, and The second emergency account establishes a connection with the peripheral device of the first service processing subsystem.
- the embodiment of the present invention further configures a corresponding network device script on each service processing subsystem.
- the service processing subsystem runs the corresponding network device.
- the script can control the address mapping of the network device to modify the address mapping relationship, so that the network device forwards the data forwarded to the faulty service processing subsystem to the service processing subsystem; when the fault is eliminated, the corresponding script is run.
- the network device that controls the address mapping restores the address mapping relationship, so that the network device forwards the data to the service processing subsystem that has been eliminated. It is very convenient to modify and restore the mapped address.
- the method for emergency handover in the embodiment of the present invention further includes:
- Step 103 After the device in the first service processing subsystem is faulty, the network device restores the mapping relationship.
- Step 104 The second service processing subsystem disconnects the first emergency account and the second emergency account, and the first service processing subsystem establishes a connection with the communication object and the peripheral device.
- the second service processing subsystem can be quickly and easily disconnected from the communication object and the peripheral device of the first service processing subsystem, and the second service processing subsystem can be switched back to the first service processing subsystem.
- the embodiment of the present invention further provides an emergency handover system, as shown in FIG. 3, including: a first service processing subsystem 301, a second service processing subsystem 302, and a network device 303 for performing address mapping, where:
- the network device 303 for performing address mapping is used to: in the first service processing subsystem 301 After the problem occurs in the device, the mapping to the IP address mapping of the first service processing subsystem 301 is modified, so that the IP address mapped to the first service processing subsystem 301 is mapped to the second service processing subsystem 302;
- the second service processing subsystem 302 is configured to: after the network device modifies the mapping relationship mapped to the IP address of the first service processing subsystem 301, according to the pre-stored data required for processing the service of the first service processing subsystem 301, The business of the second business processing subsystem 302 is processed.
- the network device 303 can be a router, a switch, or a firewall.
- the second service processing subsystem 302 is specifically configured to: modify the mapping of the IP address mapped to the first service processing subsystem 301 at the network device. After the relationship, the preset first emergency account that is connected to the communication object of the first service processing subsystem 301 is enabled, and the connection is established with the communication object of the first service processing subsystem 301 through the first emergency account.
- the second service processing subsystem 302 is specifically configured to: modify the IP address mapped to the first service processing subsystem 301 at the network device. After mapping the relationship, a preset second emergency account of the connected peripheral device is enabled, and a connection is established with the peripheral device of the first service processing subsystem 301 through the second emergency account.
- the network device 303 is further configured to: after the device fault in the first service processing subsystem 301 is removed, restore the first service processing subsystem 301. Mapping of IP addresses;
- the second service processing subsystem 302 is further configured to: when the device in the first service processing subsystem is faulty, disconnect the connection between the first emergency account and the second emergency account, that is, disconnect from the first service processing subsystem. a connection between a communication object and a peripheral device;
- the first service processing subsystem 301 is configured to re-establish a connection with the communication object and the peripheral device after the fault is eliminated.
- the following is a specific example:
- the communication system used in the Unicom network is different from the mobile network and the telecommunication network. Therefore, in order to implement the inter-network service, the Unicom network needs to be set to the mobile interworking gateway system 401 and to the telecommunications.
- the interworking gateway system 402 takes the MMS service as an example, and the mobile interworking gateway system 401 and the interworking gateway system 402 to the telecommunications will process their respective MMS messages without mutual message interaction.
- the IP address of the mobile interworking gateway system 401 is IP2a, which establishes a connection through the firewall 405 and the interworking gateway system 403 in the mobile network, and the IP address set by the firewall 405 for the connection is IPla, when interworking in the mobile network
- the gateway system 403 communicates with the mobile interworking gateway system 401
- the interworking gateway system 403 in the mobile network transmits data to the address IPla
- the firewall 405 maps the IPla address to IP2a, actually in the mobile network.
- the interworking gateway system 403 sends the data to the IPla address, but due to the mapping of the firewall 405, the interworking gateway system 403 in the mobile network actually transmits the data to the mobile interworking gateway system 401 with the IP address IP2a.
- the IP address of the interworking gateway system 402 to the telecommunications is IP2b, which establishes a connection through the firewall 405 and the interworking gateway system 404 in the telecommunications network.
- the IP address set by the firewall 405 for the connection is IPlb, when the telecommunications network
- the interworking gateway system 404 and the interworking gateway system 402 of the telecommunications communicate, although the interworking gateway system 404 in the telecommunications network transmits data to the IPlb address, the interworking gateway system 404 in the telecommunications network due to the mapping of the firewall 405 In fact, the data is sent to the interworking gateway system 402 to the telecommunications with IP address IP2b.
- the emergency handover method provided by the embodiment of the present invention can perform a predetermined firewall script or menu operation on the mobile interworking gateway system 401 after an abnormality in the interworking gateway system 402 of the telecommunications is unavailable, and the mobile communication is performed.
- the gateway system 401 takes over traffic to the interworking gateway system 402 of the telecommunications.
- the control firewall 405 changes the mapping address of the IPlb from IP2b to IP2a.
- Messages sent by the interworking gateway system 404 in the telecommunications network to the interworking gateway system 402 of the telecommunications are directly sent to the mobile interworking gateway system 401 according to the address mapping relationship, and such handover takes less time, minimizing service loss. .
- the recovery can be performed at the mobile interworking gateway system 401.
- the firewall 405 restores the mapped address of the IPlb to IP2b, and switches the service.
- the interworking gateway system 402 to the telecommunications can also be used as the standby service processing subsystem.
- emergency switching can be performed in the form of active and standby transmission links, and each link uses a unified bandwidth.
- account data to the interworking gateway system 402 of the telecommunications such as the interworking gateway system 402 of the telecommunications and the interworking device and the communication object of the interworking gateway system 404 in the telecommunication network, are required.
- the password is the emergency account.
- the service data of the interworking gateway system 402 of the telecommunications such as the network number and the number segment, needs to be configured to ensure that the interworking gateway system 401 after the takeover can process the authentication normally.
- the account data and service data to the mobile interworking gateway system 401 are also required to be provided to the interworking gateway system 402 of the telecommunications.
- the account of the interworking gateway system 402 configured to the telecommunications interworking gateway system 401 and the interworking gateway system 404 in the telecommunications network is the first emergency account
- the account number of the interworking gateway system 402 and the multimedia messaging center configured to the telecommunications is The second emergency account
- the account of the interworking gateway system 401 to the mobile interworking gateway system 401 and the interworking gateway system 403 in the mobile network is the first emergency account, and is configured to the mobile interworking gateway system 401.
- the account of the MMS center is the second emergency account;
- Two firewall scripts are configured in the configuration interface to the mobile interworking gateway system 401.
- One is a firewall script that takes over the telecommunications service: mapping IPlb to IP2a, and the other is restoring the telecommunications service to the original telecommunications interworking gateway system 402.
- Firewall script Map IPlb to IP2b.
- two firewall scripts are configured in the configuration interface on the interworking gateway system 402 of the telecommunications: Take over the mobile service and resume the mobile service script. According to different actual situations, the configured firewall scripts are different, but all pass the address.
- the firewall in the solution may also be a router or a layer 4 switch, as long as the mapping of the IP address can be modified;
- the corresponding operation can be performed in the interworking gateway system 401 to the mobile, after the mobile interworking gateway system 401 receives the takeover command, or based on the mobile interworking gateway system 401.
- the firewall script for taking over the telecommunication service is automatically executed, so that the firewall 405 maps the IPlb to the IP2a, and when the IP2a accesses the interworking gateway system 404 in the telecommunication network, the opposite end sees It is also IPlb, which ensures that the peers see the same IP address before and after the switch, so that no communication object coordination is required during the handover; the mobile interworking gateway system 401 automatically enables all emergency accounts, including the telecommunication network.
- the message sent by the MMS center to the telecommunication user is automatically sent to the mobile Interworking gateway system 401, interworking in a telecommunications network
- the message sent by the gateway system 404 to the Unicom network is also automatically sent to the mobile interworking gateway system 401 to complete the takeover of the telecommunication service.
- Firewall 405 maps IPlb to IP2b, automatically disabling all emergency accounts, including interworking gateway systems with MMS and telecommunications networks
- the connection of these emergency accounts is automatically disconnected, and after the interworking gateway system 402 of the telecommunications is started, the related account connection is automatically established, and the telecommunication service is successfully restored.
- the method and system for emergency handover configureds a mapping IP address in a network device capable of address mapping in the previous stage, so that corresponding devices in each service processing subsystem are mutually backup devices, when a service is processed.
- the IP address mapped to the network device in the previous-level network device is mapped to the corresponding device of another service processing subsystem, and the corresponding device of the other service processing subsystem is used as the backup device.
- the business of the device in question can be processed, so that the standby device can be started quickly and easily when there is a problem with the original device.
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10848741.4A EP2523480B1 (en) | 2010-04-02 | 2010-09-16 | Method and system for emergency switching |
| US13/517,390 US20130013955A1 (en) | 2010-04-02 | 2010-09-16 | Method and system for emergency switching |
| JP2013501598A JP5767309B2 (ja) | 2010-04-02 | 2010-09-16 | 緊急時用切り替え方法及びそのシステム |
| CA2789794A CA2789794C (en) | 2010-04-02 | 2010-09-16 | Method and system for emergency switching |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010142717.1A CN102215272B (zh) | 2010-04-02 | 2010-04-02 | 一种应急切换的方法和系统 |
| CN201010142717.1 | 2010-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2011120282A1 true WO2011120282A1 (zh) | 2011-10-06 |
Family
ID=44711329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2010/076986 Ceased WO2011120282A1 (zh) | 2010-04-02 | 2010-09-16 | 一种应急切换的方法和系统 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20130013955A1 (zh) |
| EP (1) | EP2523480B1 (zh) |
| JP (1) | JP5767309B2 (zh) |
| CN (1) | CN102215272B (zh) |
| CA (1) | CA2789794C (zh) |
| WO (1) | WO2011120282A1 (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2842156B1 (en) | 2012-04-23 | 2020-06-03 | Lawrence Livermore National Security, LLC | Localized atmospheric laser chemical vapor deposition |
| CN110351128A (zh) * | 2019-06-27 | 2019-10-18 | 北京大米科技有限公司 | 一种业务处理方法、装置、存储介质及服务器 |
| CN113610483A (zh) * | 2021-07-01 | 2021-11-05 | 北京思特奇信息技术股份有限公司 | 一种应急快速开机实现的系统及实现方法 |
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2010
- 2010-04-02 CN CN201010142717.1A patent/CN102215272B/zh not_active Expired - Fee Related
- 2010-09-16 JP JP2013501598A patent/JP5767309B2/ja not_active Expired - Fee Related
- 2010-09-16 CA CA2789794A patent/CA2789794C/en not_active Expired - Fee Related
- 2010-09-16 WO PCT/CN2010/076986 patent/WO2011120282A1/zh not_active Ceased
- 2010-09-16 US US13/517,390 patent/US20130013955A1/en not_active Abandoned
- 2010-09-16 EP EP10848741.4A patent/EP2523480B1/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| US20130013955A1 (en) | 2013-01-10 |
| CN102215272B (zh) | 2014-03-12 |
| EP2523480A1 (en) | 2012-11-14 |
| EP2523480B1 (en) | 2020-10-21 |
| CA2789794C (en) | 2019-01-15 |
| CN102215272A (zh) | 2011-10-12 |
| EP2523480A4 (en) | 2017-06-21 |
| JP5767309B2 (ja) | 2015-08-19 |
| CA2789794A1 (en) | 2011-10-06 |
| JP2013527648A (ja) | 2013-06-27 |
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