CN103812697A

CN103812697A - Remote disaster recovery method and remote disaster recovery system of distributed communication network

Info

Publication number: CN103812697A
Application number: CN201410042737.XA
Authority: CN
Inventors: 秦卓; 梁兵杰
Original assignee: Datang Mobile Communications Equipment Co Ltd
Current assignee: Datang Mobile Communications Equipment Co Ltd
Priority date: 2014-01-28
Filing date: 2014-01-28
Publication date: 2014-05-21
Anticipated expiration: 2034-01-28
Also published as: CN103812697B

Abstract

The invention provides a remote disaster recovery method and a remote disaster recovery system of a distributed communication network, wherein the remote disaster recovery method of the distributed communication network comprises the steps that a core network headquarter device is arranged in the distributed communication network, the core network headquarter device joins in data synchronization with a plurality of regional core network devices in different communication regions and then obtains user data information in the plurality of regional regional core network devices, and when the core network headquarter device determines that any one regional core network device among the plurality of regional regional core network devices is out of order, the core network headquarter device is connected with an access network device in the communication region corresponding to the out-of-order core network device through a second communication link between the core network headquarter device and the access network device and establishes the communication service of the communication region corresponding to the out-of-order core network device. The interruption of communication services due to breakdown or stop of the core network devices is avoided.

Description

A kind of strange disaster recovery method of distributed communication network and system

Technical field

The application relates to communication technical field, particularly relates to a kind of strange disaster recovery method and system of distributed communication network.

Background technology

Communication equipment in use; often can occur planned shutdown (as; the shutdown of carrying out for objects such as device upgrade, plant maintenance or equipment reparations) or sudden shutdown (as, the shutdown causing due to manual operation mistake, operation troubles, power failure or catastrophic event) or occur the situation of equipment fault.In the time there is the situation of equipment downtime or equipment fault, can cause a large amount of loss of communication data.

Prior art has adopted a kind of method of long-distance disaster, sets up a communication equipment identical with this locality in strange land, preserves local communication data in strange land, the problem of losing to solve the communication data of local communication device in the time shutting down or break down.But there is following shortcoming in prior art:

The existing realization to long-distance disaster function only limits to the data store in local system to divide and carry out synchronous and backup; but; in the time that local communication device is shut down or is broken down; the business of the whole communication network in the communication zone at described local communication device place all will be interrupted; the business information such as the session that completed user registers or set up in local communication region all can be lost, and have a strong impact on user's proper communication.Meanwhile, the method for long-distance disaster that prior art adopts, need local communication device and strange land communication equipment one by one corresponding deployment could realize, equipment redundancy, wastes ample resources.

Summary of the invention

The application provides a kind of strange disaster recovery method and system of distributed communication network, and to solve, communication equipment is shut down or the communication service that brings of breaking down is interrupted, and the problem of existing strange disaster recovery method equipment redundancy, waste resource.

In order to address the above problem, the application discloses a kind of strange disaster recovery method of distributed communication network, in described distributed communication network, be provided with core net home office facility, described method comprises: described core net home office facility carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, and obtains the user data information in the equipment of the core network of multiple described regions; In the time that described core net home office facility determines that any one region equipment of the core network in the equipment of the core network of multiple described regions breaks down, described core net home office facility is by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.

Preferably, described core net home office facility determines that any one the region equipment of the core network in the equipment of the core network of multiple described regions breaks down, comprise: described core net home office facility, according to the first setting-up time interval, sends respectively the first heartbeat by described the first communication link to multiple described regions equipment of the core network and monitors request; Wherein, described the first heartbeat monitors the identification information that carries described core net home office facility in request; When within the scope of the first preset time, described core net home office facility do not receive that a certain region equipment of the core network returns when responding described the first heartbeat and monitor the first response message of request, determine that described a certain region equipment of the core network breaks down.

Preferably, described core net home office facility is by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information, comprise: described core net home office facility sends the first link notification message by the access network device in communication zone corresponding to the region equipment of the core network that breaks down described in described second communication chain road direction, trigger described core net home office facility by the access network device in communication zone corresponding to the region equipment of the core network that breaks down described in described second communication link connection, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information, wherein, area information and the active link operation information of the communication zone that the region equipment of the core network that breaks down described in carrying in described the first link notification message is corresponding, wherein, described active link operation information is used for activating described core net home office facility according to described user data information, the communication service of the communication zone that the region equipment of the core network that breaks down by described second communication link establishment is corresponding.

Preferably, set up the communication service step of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information after, described method also comprises: in the time that described core net home office facility receives the second response message of described the first link notification message of response, described core net home office facility sends the second link notification message to the access network device in communication zone corresponding to the described region equipment of the core network breaking down, trigger that described access network device disconnects and the region equipment of the core network that breaks down between link connection; Wherein, the area information of the communication zone that the region equipment of the core network that breaks down described in described the second link notification message carries is corresponding and first is removed link operation information, wherein, described first remove that access network device that link operation information is used to indicate the communication zone that the region equipment of the core network that breaks down is corresponding disconnects and the region equipment of the core network that breaks down between link connection.

Preferably, after the described communication service step of setting up the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information, described method also comprises: the region equipment of the core network breaking down described in described core net home office facility receives by described the first communication link is returning to normal condition and successfully starting from malfunction, the the first initiate notification message sending, the region equipment of the core network breaking down described in determining recovers normal; The area information of the communication zone that region equipment of the core network that wherein, described the first initiate notification message breaks down described in carrying is corresponding; Described core net home office facility is carried out business and returns down operation recovering normal region equipment of the core network by described the first communication link, and the data of the communication service that described core net home office facility is carried out between the described region equipment of the core network age at failure breaking down are sent to the normal region of described recovery equipment of the core network.

Preferably, after the data of the communication service that described core net home office facility is carried out between the described region equipment of the core network age at failure breaking down are sent to the normal region of described recovery equipment of the core network step, described method also comprises: described core net home office facility receives the access network device of the normal region of described recovery equipment of the core network in the communication zone corresponding with the normal region of described recovery equipment of the core network and sets up after the activation message informing sending after link connection, access network device in communication zone corresponding to the normal region of described recovery equipment of the core network sends the 3rd link notification message, trigger the link connection between the access network device in the communication zone that described core net home office facility disconnects and the normal region of described recovery equipment of the core network is corresponding, wherein, described the 3rd link notification message carries the area information and second of the communication zone that the normal region of described recovery equipment of the core network is corresponding and removes link operation information, wherein, described the second dismounting link operation information is used to indicate the link connection between the access network device in the communication zone that described core net home office facility disconnects and the normal region of described recovery equipment of the core network is corresponding.

Preferably, carrying out data by the first communication link with the region equipment of the core network in multiple different communications region at described core net home office facility synchronizes, before obtaining the user data information step in the equipment of the core network of multiple described regions, described method also comprises: when within the scope of the second preset time, when described core net home office facility does not return to the 3rd response message for responding the second heartbeat supervision request to described region equipment of the core network, determine described core net home office facility fault, the described core net home office facility of time-out execution carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, obtain the step of the user data information in the equipment of the core network of multiple described regions, wherein, described the second heartbeat monitors that request is sent to described core net home office facility according to the second setting-up time interval by described region equipment of the core network, and described the second heartbeat monitors that request carries the area information that sends the communication zone that the region equipment of the core network of this request is corresponding.

Preferably, in described definite described core net home office facility fault, the described core net home office facility of time-out execution carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, after obtaining the step of the user data information in the equipment of the core network of multiple described regions, described method also comprises: in the time that described core net home office facility returns to normal condition and successfully starts from malfunction, described core net home office facility sends the second initiate notification message to multiple described regions equipment of the core network respectively by described the first communication link, wherein, described the second initiate notification message carries the identification information of described core net home office facility, when described core net home office facility receive that multiple described regions equipment of the core network returns when responding the 4th response message of described the second initiate notification message, described core net home office facility sends data synchronization request to multiple described regions equipment of the core network, carry out described core net home office facility and carry out data by the first communication link with the region equipment of the core network in multiple different communications region and synchronize, obtain the step of the user data information in the equipment of the core network of multiple described regions.

Preferably, described core net home office facility carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, obtain the user data information in the equipment of the core network of multiple described regions, comprise: described core net home office facility receives data synchronization request, and described data synchronization request is sent to multiple described regions equipment of the core network, receive the synchrodata that multiple described regions equipment of the core network sends by the first communication link, obtain the user data information in the equipment of the core network of multiple described regions according to described synchrodata; Wherein, described data synchronization request carry need synchronous communication zone area information and treat synchronous data message.

Preferably, described in, treat that synchronous data message comprises: software version file, static data configuration information and user data information.

Preferably, described in, treat that synchronous data message also comprises: dynamic service data information.

In order to address the above problem, disclosed herein as well is a kind of long-distance disaster system of distributed communication network, in described system, be provided with core net home office facility, described core net home office facility comprises: data simultaneous module, synchronize for carrying out data by the first communication link with the region equipment of the core network in multiple different communications region, obtain the user data information in the equipment of the core network of multiple described regions; Business is set up module, for in the time that any one region equipment of the core network of determining multiple described regions equipment of the core network breaks down, by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.

Compared with prior art, the application comprises following advantage:

In the long-distance disaster scheme of the distributed communication network described in the application, can back up to all communication zone total datas in distributed communication network the region equipment of the core network that is connected each communication zone with the core net home office facility of service bearer by one, this core net home office facility is except having the basic function of common equipment of the core network, can also carry out data with the region equipment of the core network in multiple different communications region by the first communication link synchronizes, obtain the user data information in the equipment of the core network of multiple described regions, with the real time data synchronization in the equipment of the core network of described region.And then; in the time that any one region equipment of the core network breaks down; can use synchronous user data and basic equipment of the core network function; the function of the region equipment of the core network that realization is broken down; the communication service of the equipment of the core network that foundation is broken down, thus the communication service causing while having avoided region equipment of the core network break down or shut down is interrupted.And; the stand-by equipment in strange land is integrated into a centralized core net home office facility; thereby the easy unified management to data; reduce the redundancy waste of resource; reduced when equipment of the core network breaks down cannot finishing service carrying impact; protect the processing such as the service bearer set up and user be resident, improved stability and the reliability of system.

Accompanying drawing explanation

Fig. 1 is the flow chart of a kind of strange disaster recovery method of distributed communication network in the application the first embodiment;

Fig. 2 is the flow chart of a kind of strange disaster recovery method of distributed communication network in the application the second embodiment;

Fig. 3 is the schematic diagram of a kind of strange disaster recovery method of distributed communication network in the application the 3rd embodiment;

Fig. 4 is the structured flowchart of the long-distance disaster system of a kind of distributed communication network in fourth embodiment of the invention;

Fig. 5 is the structured flowchart of the long-distance disaster system of a kind of distributed communication network in fifth embodiment of the invention.

Embodiment

For the above-mentioned purpose, the feature and advantage that make the application can become apparent more, below in conjunction with the drawings and specific embodiments, the application is described in further detail.

With reference to Fig. 1, show the flow chart of a kind of strange disaster recovery method of distributed communication network in the application the first embodiment.In the present embodiment, described distributed communication network comprises multiple different communications region, is provided with core net home office facility in described distributed communication network, is connected with region equipment of the core network and access device in multiple different communications region.The strange disaster recovery method of described distributed communication network comprises:

Step 102, described core net home office facility carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, and obtains the user data information in the equipment of the core network of multiple described regions.

In the present embodiment, described core net home office facility is connected with the region equipment of the core network in multiple different communications region by described the first communication link, and it is synchronous to complete data based on described the first communication link.

Preferably, between described core net home office facility and described region equipment of the core network, can pass through file transfer protocol (FTP) FTP(File Transfer Protocol) periodically automated back-up related data is to opposite equip..Wherein, backup time started can be set to equipment (as, core net home office facility) receive opposite equip. (as, a certain region equipment of the core network) start successful notification message, the synchrodata of backup comprises Software Edition file and static data configuration information and user data information, more preferably, can also comprise dynamic service data information.

The time interval (data synchronizing cycle) of twice continuous data backup can arrange according to actual conditions, as, the time interval of twice continuous data backup is set to 1 hour.In data synchronization process, adopt otherness synchronous, that is, first, determine synchronous data of a cycle on local terminal; Then, obtain the data that one week after date upgrades, carry out data using these data as otherness data synchronous.

It should be noted that, data are synchronously to complete by the mode of file backup in the present embodiment, by local device (as, a certain region equipment of the core network) regularly complete the exporting in otherness data file of otherness data, and by described otherness data file be packaged into binary code stream file be sent to opposite equip. (as, core net home office facility), opposite equip. is preserved up-to-date otherness data file.But in actual applications, arbitrarily suitable mode is all applicable for other, as database mode etc.

Step 104, in the time that described core net home office facility determines that any one region equipment of the core network in the equipment of the core network of multiple described regions breaks down, described core net home office facility is by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.

In the present embodiment, described core net home office facility comprises all functions that any one region equipment of the core network has.Under normal operation, between access network device in communication zone corresponding to region equipment of the core network and described region equipment of the core network, connect by link, and set up the communication service in the communication zone that described region equipment of the core network is corresponding by described region equipment of the core network.When occurring abnormal conditions, as as described in region equipment of the core network while breaking down, described region equipment of the core network can not continue to set up communication service, now, the region equipment of the core network breaking down described in being replaced by core net home office facility, described core net home office facility is by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information, assurance communication service can not be interrupted.

In sum, at the strange disaster recovery method of the distributed communication network described in the present embodiment, can back up to all communication zone total datas in distributed communication network the region equipment of the core network that is connected each communication zone with the core net home office facility of service bearer by one, this core net home office facility is except having the basic function of common equipment of the core network, can also carry out data with the region equipment of the core network in multiple different communications region by the first communication link synchronizes, obtain the user data information in the equipment of the core network of multiple described regions, with the real time data synchronization in the equipment of the core network of described region.And then; in the time that any one region equipment of the core network breaks down; can use synchronous user data and basic equipment of the core network function; the function of the region equipment of the core network that realization is broken down; the communication service of the equipment of the core network that foundation is broken down, thus the communication service causing while having avoided region equipment of the core network break down or shut down is interrupted.And; the stand-by equipment in strange land is integrated into a centralized core net home office facility; thereby the easy unified management to data; reduce the redundancy waste of resource; reduced when equipment of the core network breaks down cannot finishing service carrying impact; protect the processing such as the service bearer set up and user be resident, improved stability and the reliability of system.

With reference to Fig. 2, show the flow chart of a kind of strange disaster recovery method of distributed communication network in the application the second embodiment.In the present embodiment, in described distributed communication network, be provided with a core net home office facility.The strange disaster recovery method of described distributed communication network, comprising:

Step 202, described core net home office facility carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, and obtains the user data information in the equipment of the core network of multiple described regions.

Step 204, in the time that described core net home office facility determines that any one region equipment of the core network in the equipment of the core network of multiple described regions breaks down, described core net home office facility is by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.

Preferably, in the present embodiment, can judge whether described region equipment of the core network breaks down by following method:

The first step, described core net home office facility, according to the first setting-up time interval, sends respectively the first heartbeat by described the first communication link to multiple described regions equipment of the core network and monitors request.Wherein, described the first heartbeat monitors the identification information that carries described core net home office facility in request.

Second step, judges whether a certain region equipment of the core network breaks down.

If within the scope of the first preset time, described core net home office facility does not receive first response message of asking for responding described the first heartbeat supervision that a certain region equipment of the core network returns, and determines that described a certain region equipment of the core network breaks down.If at the first response message that receives the request that monitors for responding described the first heartbeat that described a certain region equipment of the core network returns at the first preset time scope inner core net home office facility, determine described a certain region equipment of the core network normal operation.

It should be noted that, within the scope of the first preset time, described core net home office facility does not receive first response message of asking for responding described the first heartbeat supervision that a certain region equipment of the core network returns, determine that described a certain region equipment of the core network breaks down and can comprise: described core net home office facility sends the first heartbeat according to the first setting-up time interval to described a certain region equipment of the core network and monitors request, in the time occurring not receiving described the first response message that described a certain region equipment of the core network returns for the first time, described core net home office facility again sends the first heartbeat to described a certain region equipment of the core network according to the longest trial time of system configuration (or at most number of attempt) and monitors request, if before overtime in the described the longest trial time, described core net home office facility does not all receive described the first response message, determine that described a certain region equipment of the core network breaks down.Certainly, in actual applications, a time range section also can be only set, send the first heartbeat monitors after request at core net home office facility according to the first setting-up time interval to a certain region equipment of the core network, in the time range section of this setting, do not receive the first response message, think that this region equipment of the core network breaks down, monitor request and need not repeat to send the first heartbeat.

In the present embodiment, described step 204 can comprise:

Sub-step 2042, in the time that described core net home office facility determines that any one region equipment of the core network in the equipment of the core network of multiple described regions breaks down, described core net home office facility sends the first link notification message by the access network device in communication zone corresponding to the region equipment of the core network that breaks down described in described second communication chain road direction, trigger described core net home office facility by the access network device in communication zone corresponding to the region equipment of the core network that breaks down described in described second communication link connection, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.

Preferably, described in the area information of the communication zone that the region equipment of the core network that breaks down described in carrying in described the first link notification message is corresponding and active link operation information, active link operation information is for activating described core net home office facility according to described user data information, the communication service of the communication zone that the region equipment of the core network that breaks down by described second communication link establishment is corresponding.

Sub-step 2044, in the time that described core net home office facility receives the second response message of described the first link notification message of response, described core net home office facility sends the second link notification message to the access network device in communication zone corresponding to the described region equipment of the core network breaking down, trigger that described access network device disconnects and the region equipment of the core network that breaks down between link connection.

Preferably, the area information of the communication zone that the region equipment of the core network that breaks down described in described the second link notification message carries is corresponding and first is removed link operation information, wherein, described first remove that access network device that link operation information is used to indicate the communication zone that the region equipment of the core network that breaks down is corresponding disconnects and the region equipment of the core network that breaks down between link connection.

Step 206, the region equipment of the core network breaking down described in described core net home office facility receives by described the first communication link is returning to normal condition and successfully starting from malfunction, the the first initiate notification message sending, the region equipment of the core network breaking down described in determining recovers normal.

The area information of the communication zone that region equipment of the core network that preferably, described the first initiate notification message breaks down described in carrying is corresponding.It should be noted that, when the described region equipment of the core network breaking down is returning to normal condition and is successfully starting from malfunction, can send described the first initiate notification message to described core net home office facility, described core net home office facility can return to a response message to the described region equipment of the core network that returns to normal condition after receiving described the first initiate notification message, if described in return to normal condition region equipment of the core network do not receive this response message, to described core net home office facility resend described the first initiate notification message (or, ask described core net home office facility to resend this response message), until described in return to normal condition region equipment of the core network receive this response message.

Step 208, described core net home office facility is carried out business and returns down operation recovering normal region equipment of the core network by described the first communication link, and the data of the communication service that described core net home office facility is carried out between the described region equipment of the core network age at failure breaking down are sent to the normal region of described recovery equipment of the core network.

Step 210, described core net home office facility receives the access network device of the normal region of described recovery equipment of the core network in the communication zone corresponding with the normal region of described recovery equipment of the core network and sets up after the activation message informing sending after link connection, access network device in communication zone corresponding to the normal region of described recovery equipment of the core network sends the 3rd link notification message, triggers the link connection between the access network device in the communication zone that described core net home office facility disconnects and the normal region of described recovery equipment of the core network is corresponding.

In the present embodiment, described region equipment of the core network from malfunction recover normal, by re-establish and place communication zone in access network device between communication link, and send and activate message informing to described core net home office facility.Described core net home office facility is after receiving described activation message informing, and the access network device in communication zone corresponding to the normal region of described recovery equipment of the core network sends the 3rd link notification message.Wherein, the 3rd link notification message carries the area information and second of the communication zone that the normal region of described recovery equipment of the core network is corresponding and removes link operation information, wherein, described the second dismounting link operation information is used to indicate the link connection between the access network device in the communication zone that described core net home office facility disconnects and the normal region of described recovery equipment of the core network is corresponding.

In sum, the present embodiment is realized the strange disaster recovery method of described distributed communication network by a core net home office facility that can carry out service bearer to All Ranges total data, described core net home office facility carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, obtain the user data information in the equipment of the core network of multiple described regions, with the real time data synchronization in the equipment of the core network of described region.The loss of the communication data having caused while having avoided region equipment of the core network break down or shut down, multiple regions equipment of the core network only need to connect a core net home office facility, simple in structure, cost-saving.

Further, monitor that by heartbeat monitoring mechanism whether each region equipment of the core network is in normal operating conditions, can determine fast that region equipment of the core network breaks down, in the time that any one region equipment of the core network breaks down, described core net home office facility is by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, the communication service of the communication zone that region equipment of the core network that foundation is broken down is corresponding, the interruption of the communication service of the fault zone having caused while having avoided region equipment of the core network break down or shut down.

Simultaneously, described heartbeat monitoring mechanism can also determine that the region equipment of the core network breaking down recovers normal fast, business can be backed fast and recover on the equipment of the core network of normal region, and turn by recovering normal region equipment of the core network and set up communication service, thereby alleviate the load pressure of core net home office facility, avoided it for a long time for certain region user provides service.Data simultaneous operation carrier area information between each region equipment of the core network and core net home office facility, makes core net home office facility to store respectively information according to region, for follow-up business is returned and given security fast.

With reference to Fig. 3, show the schematic diagram of a kind of strange disaster recovery method of distributed communication network in the application the 3rd embodiment.In the present embodiment, in described distributed communication network, be provided with a core net home office facility and multiple regions equipment of the core network, and access network device in communication zone corresponding to each region equipment of the core network.Described core net home office facility is connected with multiple regions equipment of the core network respectively by the first communication link, is connected respectively by second communication link with multiple access network devices.The specific implementation flow process of the strange disaster recovery method of described distributed communication network is as follows:

The first step, sets up the heartbeat monitoring mechanism between described core net home office facility and multiple regions equipment of the core network, carries out fault detect.

Described core net home office facility and region equipment of the core network after definite opposite equip. successfully starts, are made up one's mind periodically mutually and are jumped the request of supervision and response message respectively.

Preferably, described heartbeat monitors that the message format of request can be as follows:

Typedef?struct?HEART_WATCHDOG_MSG_ST

{

Type of message: HEART_WATCHDOG_MSG_REQ(heartbeat monitors request) or HEART_WATCHDOG_MSG_RSP(heartbeat supervision response);

Source address: SOURCE_DEVICE_ADDR(source device address);

Destination address: DEST_DEVICE_ADDR(object device address);

Message SN: the message SN that uiMsgId(type is integer; Monitor request message if current message is heartbeat, the numerical value of the message SN of current message increases progressively on the message SN basis sending before; Monitor response message if current message is heartbeat, the message SN numerical value of current message monitors that with the heartbeat of receiving the sequence number of request message is consistent);

Area information: AreaIdentityString(type is string format; If the supervision of being initiated by region equipment of the core network is asked, the content of area information can be the domain name of one's respective area, if the supervision of being initiated by core net home office facility is asked, the content of area information can be general headquarters' name of core net home office facility);

};

As, described core net home office facility is according to the first setting-up time interval, send respectively the first heartbeat by described the first communication link to multiple described regions equipment of the core network and monitor request, and receive first response message of asking for responding described the first heartbeat supervision that described region equipment of the core network returns.Wherein, described the first heartbeat monitors the identification information that carries described core net home office facility in request, as general headquarters' name or implementor name.Described region equipment of the core network sends the second heartbeat according to the second setting-up time interval to described core net home office facility and monitors request, and receives the 3rd response message of asking for responding described the second heartbeat supervision that described core net home office facility returns.Wherein, described the second heartbeat monitors that request carries the area information that sends this heartbeat and monitor the communication zone that the region equipment of the core network of request is corresponding.It should be noted that, described the first setting-up time interval and described the second setting-up time interval can arrange according to actual conditions.

In the embodiment of the present application, in the time all normally working between described core net home office facility and multiple regions equipment of the core network, between described region equipment of the core network and described core net home office facility, can pass through the first communication link, use the periodic automated back-up related data of File Transfer Protocol to opposite end.

Further, in order to guarantee high reliability and the high stability of distributed communication network, described core net home office facility can also be accepted the data synchronization request of user's input, described data synchronization request is sent to multiple described regions equipment of the core network, and then, according to the response of multiple regions equipment of the core network, receive the synchrodata that multiple described regions equipment of the core network sends by the first communication link, obtain the user data information in the equipment of the core network of multiple described regions according to described synchrodata.Immediately by the data backed up in synchronization in this equipment (as, region equipment of the core network) to opposite equip. (as, core net home office facility).Wherein, described data synchronization request carry need synchronous communication zone area information and treat synchronous data message; Synchronous data can comprise: software version file and static data configuration information and user data information; Closer, described synchronous data can also comprise: dynamic service data information.Wherein, in the present embodiment, can be as follows for the message format that carries out the synchronous data synchronization request of instant data:

Typedef?struct?UPDATE_DATA_COMMOND_MSG_ST

{

Type of message: UPDATE_DATA_COMMOND_MSG(operation maintenance data synch command message);

Source address: SOURCE_DEVICE_ADDR(source device address);

Destination address: DEST_DEVICE_ADDR(object device address);

Area information: AreaIdentityString(type is string format, content is that link relates to area-name);

Need synchronizing information: NeedSynchroInformation(type is binary code stream format; Need synchronous data message);

}

It should be noted that, the synchrodata that core net home office facility can send each region equipment of the core network is in the present embodiment carried out Separate Storage according to region, completing and giving security fast for operations such as follow-up business is returned down, certain region equipment of the core network Data Update.

Second step, processes the region equipment of the core network breaking down.

In the present embodiment, when within the scope of the first preset time, described core net home office facility do not receive that a certain region equipment of the core network returns when responding described the first heartbeat and monitor the first response message of request, determine that described a certain region equipment of the core network breaks down.

In the time that described region equipment of the core network sends fault, start active and standby handoff procedure, comprising:

Described core net home office facility sends the first link notification message by the access network device in communication zone corresponding to the region equipment of the core network that breaks down described in described second communication chain road direction, trigger described core net home office facility by the access network device in communication zone corresponding to the region equipment of the core network that breaks down described in described second communication link connection, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.

Wherein, area information and the active link operation information of the communication zone that the region equipment of the core network that breaks down described in carrying in described the first link notification message is corresponding, wherein, described active link operation information is used for activating described core net home office facility according to described user data information, the communication service of the communication zone that the region equipment of the core network that breaks down by described second communication link establishment is corresponding.

Preferably, the form of described the first link notification message can be as follows:

Typedef?struct?LINK_NOTIFY_MSG_ST

{

Type of message: LINK_NOTIFY_MSG_REQ(link notification request message) or LINK_NOTIFY_MSG_RSP(link push-notification-answer message);

Source address: SOURCE_DEVICE_ADDR(source device address);

Destination address: DEST_DEVICE_ADDR(object device address);

Linktype: GENERAL_LINK_EN(commonly uses link) or BACKUP_LINK_EN(backup link);

Upgrade action type: the operation of ACTIVE_LINK_EN(active link) or REMOVE_LINK_EN(dismounting link operation);

}

In the time that described core net home office facility receives the second response message of described the first link notification message of response, described core net home office facility sends the second link notification message to the access network device in communication zone corresponding to the described region equipment of the core network breaking down, trigger that described access network device disconnects and the region equipment of the core network that breaks down between link connection.

Wherein, the area information of the communication zone that the region equipment of the core network that breaks down described in described the second link notification message carries is corresponding and first is removed link operation information, wherein, described first remove that access network device that link operation information is used to indicate the communication zone that the region equipment of the core network that breaks down is corresponding disconnects and the region equipment of the core network that breaks down between link connection.

It should be noted that, described core net home office facility, in the assurable situation of the stability of a system, can provide service bearer for the user of multiple fault zones.

The 3rd step, Petri Nets.

In the present embodiment, when the described region equipment of the core network breaking down is returning to normal condition and is successfully starting from malfunction, send the first initiate notification message by described the first communication link to described core net home office facility, described core net home office facility receives described the first initiate notification message by described the first communication link, and the region equipment of the core network breaking down described in determining recovers normal.

The area information of the communication zone that region equipment of the core network that wherein, described the first initiate notification message breaks down described in carrying is corresponding.Preferably, the form of described the first initiate notification message can be as follows:

Typedef?struct?START_SUCCESS_NOTIFY_MSG_ST

{

Type of message: START_SUCCESS_NOTIFY_MSG_REQ(device start success notice request) or START_SUCCESS_NOTIFY_MSG_RSP(device start success push-notification-answer);

Source address: SOURCE_DEVICE_ADDR(source device address);

Destination address: DEST_DEVICE_ADDR(object device address);

Area information: AreaIdentityString(type is string format; If initiated by region equipment of the core network, the content of area information is the domain name of region equipment of the core network, if initiated by core net home office facility, the content of area information is general headquarters' name of core net home office facility);

}

Described core net home office facility is carried out business and returns down operation recovering normal region equipment of the core network by described the first communication link, and the data of the communication service that described core net home office facility is carried out between the described region equipment of the core network age at failure breaking down are sent to the normal region of described recovery equipment of the core network.

Described core net home office facility receives the access network device of the normal region of described recovery equipment of the core network in the communication zone corresponding with the normal region of described recovery equipment of the core network and sets up after the activation message informing sending after link connection, access network device in communication zone corresponding to the normal region of described recovery equipment of the core network sends the 3rd link notification message, triggers the link connection between the access network device in the communication zone that described core net home office facility disconnects and the normal region of described recovery equipment of the core network is corresponding;

Wherein, described the 3rd link notification message carries the area information and second of the communication zone that the normal region of described recovery equipment of the core network is corresponding and removes link operation information, wherein, described the second dismounting link operation information is used to indicate the link connection between the access network device in the communication zone that described core net home office facility disconnects and the normal region of described recovery equipment of the core network is corresponding.

It should be noted that, above-mentioned stress be region equipment of the core network fault time processing, still, core net home office facility also may break down, the processing in the time that core net home office facility breaks down is as follows:

When within the scope of the second preset time, when described core net home office facility does not return to the 3rd response message for responding the second heartbeat supervision request to described region equipment of the core network, determine described core net home office facility fault.

When definite described core net home office facility breaks down, suspend and carry out described core net home office facility and carry out data by the first communication link with the region equipment of the core network in multiple different communications region and synchronize, obtain the step of the user data information in the equipment of the core network of multiple described regions.It should be noted that, when described region equipment of the core network does not receive described the 3rd response message, again send the second heartbeat to described core net home office facility according to the longest trial time of system configuration (or at most number of attempt) and monitor request, if before overtime in the described the longest trial time, described region equipment of the core network does not all receive described the 3rd response message, determines that described core net home office facility breaks down.A time range section also can be only set, region equipment of the core network is not received the 3rd response message that core net home office facility sends in the time range section of this setting, think that core net home office facility breaks down, and need not repeat to send the second heartbeat supervision request by region equipment of the core network.

In the present embodiment, in the time that described core net home office facility recovers normal condition and successfully starts from malfunction, send the second initiate notification message to multiple described regions equipment of the core network respectively by described the first communication link.Wherein, described the second initiate notification message carries the identification information of described core net home office facility.

When described core net home office facility receive that multiple described regions equipment of the core network returns when responding the 4th response message of described the second initiate notification message, described core net home office facility sends data synchronization request to multiple described regions equipment of the core network, carrying out described core net home office facility carries out data by the first communication link with the region equipment of the core network in multiple different communications region and synchronizes, obtain the step of the user data information in the equipment of the core network of multiple described regions, thereby guarantee integrality and the consistency of data.

It should be noted that, between core net home office facility and each region equipment of the core network, can pass through IP(Internet Protocol, the agreement interconnecting between network) network connection, and by the health status of malfunction monitoring real-time monitoring equipment.Active and standby handoff procedure should comprise: when any region equipment of the core network breaks down, can detect by the heartbeat supervision means between each region equipment of the core network and core net home office facility, and trigger active and standby switching, to guarantee the normal operation of business.After active and standby switching, core net home office facility can be supported fault zone user's normal access.After fault zone equipment of the core network is normally restarted successfully, business can be returned down smoothly.When region, equipment of the core network is normal, when core net home office facility breaks down, only suspends data synchronization processing.Break down and be not switched to the operations such as the business that occurs during core net home office facility is set up, user is resident and will be dropped for each region equipment of the core network.

In sum, the strange disaster recovery method of the distributed communication network described in the present embodiment, can back up to all communication zone total datas in distributed communication network the region equipment of the core network that is connected each communication zone with the core net home office facility of service bearer by one, this core net home office facility is except having the basic function of common equipment of the core network, can also carry out data with the region equipment of the core network in multiple different communications region by the first communication link synchronizes, obtain the user data information in the equipment of the core network of multiple described regions, with the real time data synchronization in the equipment of the core network of described region, the loss of the communication data having caused while having avoided region equipment of the core network break down or shut down.The stand-by equipment in strange land is integrated into a centralized core net home office facility; thereby the easy unified management to data; reduce the redundancy waste of resource; reduced when equipment of the core network breaks down cannot finishing service carrying impact; protect the processing such as the service bearer set up and user be resident, improved stability and the reliability of system.

Further, in the time that any one region equipment of the core network breaks down, described core net home office facility, by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connects described access network device.Due to the communication data in described core net home office facility be with described region equipment of the core network in real time data synchronization; and described core net home office facility comprises the user data information in the equipment of the core network of multiple described regions; therefore; described core net home office facility can replace the region equipment of the core network of any one fault; set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information, the interruption of the communication service of the fault zone having caused while having avoided region equipment of the core network break down or shut down.

It should be noted that, for aforesaid embodiment of the method, for simple description, therefore it is all expressed as to a series of combination of actions, but those skilled in the art should know, the present invention is not subject to the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in specification all belongs to preferred embodiment, and related action might not be essential to the invention.

Based on same inventive concept, with reference to Fig. 4, show the structured flowchart of the long-distance disaster system of a kind of distributed communication network in fourth embodiment of the invention.In the present embodiment, in the long-distance disaster system of described distributed communication network, be provided with core net home office facility, described core net home office facility comprises:

Data simultaneous module 402, synchronizes for carrying out data by the first communication link with the region equipment of the core network in multiple different communications region, obtains the user data information in the equipment of the core network of multiple described regions.

Business is set up module 404, for in the time that any one region equipment of the core network of determining multiple described regions equipment of the core network breaks down, by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.

In sum, in the long-distance disaster system of the distributed communication network described in the present embodiment, can back up to all communication zone total datas in distributed communication network the region equipment of the core network that is connected each communication zone with the core net home office facility of service bearer by one, this core net home office facility is except having the basic function of common equipment of the core network, can also carry out data with the region equipment of the core network in multiple different communications region by the first communication link synchronizes, obtain the user data information in the equipment of the core network of multiple described regions, with the real time data synchronization in the equipment of the core network of described region.And then; in the time that any one region equipment of the core network breaks down; can use synchronous user data and basic equipment of the core network function; the function of the region equipment of the core network that realization is broken down; the communication service of the equipment of the core network that foundation is broken down, thus the communication service causing while having avoided region equipment of the core network break down or shut down is interrupted.And; the stand-by equipment in strange land is integrated into a centralized core net home office facility; thereby the easy unified management to data; reduce the redundancy waste of resource; reduced when equipment of the core network breaks down cannot finishing service carrying impact; protect the processing such as the service bearer set up and user be resident, improved stability and the reliability of system.

With reference to Fig. 5, show the structured flowchart of the long-distance disaster system of a kind of distributed communication network in fifth embodiment of the invention.In the present embodiment, in the long-distance disaster system of described distributed communication network, be provided with core net home office facility, described core net home office facility comprises:

Data simultaneous module 502, synchronizes for carrying out data by the first communication link with the region equipment of the core network in multiple different communications region, obtains the user data information in the equipment of the core network of multiple described regions.

Business is set up module 504, for in the time that any one region equipment of the core network of determining multiple described regions equipment of the core network breaks down, by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.

Preferably, in the present embodiment, described core net home office facility can judge whether described region equipment of the core network breaks down by following module:

Heartbeat monitors module, for according to the first setting-up time interval, sends respectively the first heartbeat monitor request by described the first communication link to multiple described regions equipment of the core network.Wherein, described the first heartbeat monitors the identification information that carries described core net home office facility in request.

Judge module, for judging that whether a certain region equipment of the core network breaks down, and comprising:

If within the scope of the first preset time, described core net home office facility does not receive first response message of asking for responding described the first heartbeat supervision that a certain region equipment of the core network returns, and determines that described a certain region equipment of the core network breaks down; If at the first response message that receives the request that monitors for responding described the first heartbeat that described a certain region equipment of the core network returns at the first preset time scope inner core net home office facility, determine described a certain region equipment of the core network normal operation.

In the present embodiment, described business is set up module 504 and can be comprised:

The first trigger module 5042, for in the time that any one region equipment of the core network of determining multiple described regions equipment of the core network breaks down, send the first link notification message by the access network device in communication zone corresponding to the region equipment of the core network that breaks down described in described second communication chain road direction, trigger described core net home office facility by the access network device in communication zone corresponding to the region equipment of the core network that breaks down described in described second communication link connection, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.

Wherein, described in the area information of the communication zone that the region equipment of the core network that breaks down described in carrying in described the first link notification message is corresponding and active link operation information, active link operation information is for activating described core net home office facility according to described user data information, the communication service of the communication zone that the region equipment of the core network that breaks down by described second communication link establishment is corresponding.

The second trigger module 5044, for in the time receiving the second response message of described the first link notification message of response, access network device in communication zone corresponding to the described region equipment of the core network breaking down sends the second link notification message, trigger that described access network device disconnects and the region equipment of the core network that breaks down between link connection.

The first determination module 506, for returning to normal condition from malfunction and successfully starting at the region equipment of the core network breaking down described in receiving by described the first communication link, the the first initiate notification message sending, the region equipment of the core network breaking down described in determining recovers normal.The area information of the communication zone that region equipment of the core network that wherein, described the first initiate notification message breaks down described in carrying is corresponding.

Business is returned reverse mould piece 508, for being carried out business and return down operation recovering normal region equipment of the core network by described the first communication link, the data of the communication service that described core net home office facility is carried out between the described region equipment of the core network age at failure breaking down are sent to the normal region of described recovery equipment of the core network.

The 3rd trigger module 510, for receiving after the activation message informing that the normal region of described recovery equipment of the core network sends after the access network device of the communication zone corresponding with the normal region of described recovery equipment of the core network is set up link connection, access network device in communication zone corresponding to the normal region of described recovery equipment of the core network sends the 3rd link notification message, triggers the link connection between the access network device in the communication zone that described core net home office facility disconnects and the normal region of described recovery equipment of the core network is corresponding.

Wherein, the 3rd link notification message carries the area information and second of the communication zone that the normal region of described recovery equipment of the core network is corresponding and removes link operation information, wherein, described the second dismounting link operation information is used to indicate the link connection between the access network device in the communication zone that described core net home office facility disconnects and the normal region of described recovery equipment of the core network is corresponding.

In the present embodiment, the long-distance disaster system of described distributed communication network, by determine whether to carry out the data simultaneous module 502 of described core net home office facility with lower module:

The second determination module, can be arranged in regional equipment of the core network, for within the scope of the second preset time, when described core net home office facility does not return to the 3rd response message for responding the second heartbeat supervision request to described region equipment of the core network, determine described core net home office facility fault.Wherein, described the second heartbeat monitors that request is sent to described core net home office facility according to the second setting-up time interval by described region equipment of the core network, and described the second heartbeat monitors that request carries the area information that sends the communication zone that the region equipment of the core network of this request is corresponding.

In the present embodiment, if determine described core net home office facility fault, suspend the data simultaneous module 502 of carrying out described core net home office facility.

In the present embodiment, described core net home office facility can also comprise fault recovery module, for in the time that described core net home office facility returns to normal condition and successfully starts from malfunction, send the second initiate notification message to multiple described regions equipment of the core network respectively by described the first communication link.Wherein, described the second initiate notification message carries the identification information of described core net home office facility.

In the present embodiment, if determine that described core net home office facility recovers normal condition, described core net home office facility receive that multiple described regions equipment of the core network returns for after responding the 4th response message of described the second initiate notification message, described core net home office facility sends data synchronization request to multiple described regions equipment of the core network, carries out described data simultaneous module 502.

It should be noted that, in the present embodiment, it is synchronous that described data simultaneous module 502 can periodically be carried out data, also can, by with lower module, immediately complete data synchronous.Described data simultaneous module 502, specifically for receiving data synchronization request, and described data synchronization request is sent to multiple described regions equipment of the core network, receive the synchrodata that multiple described regions equipment of the core network sends by the first communication link, obtain the user data information in the equipment of the core network of multiple described regions according to described synchrodata.Wherein, described data synchronization request carry need synchronous communication zone area information and treat synchronous data message.

Preferably, described in, treat that synchronous data message comprises: software version file and static data configuration information and user data information.Further, described in, treat that synchronous data message can also comprise: dynamic service data information.

In sum, the long-distance disaster system of the distributed communication network described in the present embodiment, can back up to all communication zone total datas in distributed communication network the region equipment of the core network that is connected each communication zone with the core net home office facility of service bearer by one, this core net home office facility is except having the basic function of common equipment of the core network, can also carry out data with the region equipment of the core network in multiple different communications region by the first communication link synchronizes, obtain the user data information in the equipment of the core network of multiple described regions, with the real time data synchronization in the equipment of the core network of described region.And then; in the time that any one region equipment of the core network breaks down; can use synchronous user data and basic equipment of the core network function; the function of the region equipment of the core network that realization is broken down; the communication service of the equipment of the core network that foundation is broken down, thus the communication service causing while having avoided region equipment of the core network break down or shut down is interrupted.And; the stand-by equipment in strange land is integrated into a centralized core net home office facility; thereby the easy unified management to data; reduce the redundancy waste of resource; reduced when equipment of the core network breaks down cannot finishing service carrying impact; protect the processing such as the service bearer set up and user be resident, improved stability and the reliability of system.

Simultaneously, described heartbeat monitoring mechanism can also determine that the regional network nucleus equipment breaking down recovers normal fast, making business can back fast the normal region of recovery core net establishes, and turn by recovering normal region equipment of the core network and set up communication service, thereby alleviate the load pressure of core net home office facility, avoided it for a long time for certain region user provides service.Data simultaneous operation carrier area information between each region equipment of the core network and core net home office facility, makes core net home office facility to store respectively information according to region, for follow-up business is refunded and given security fast.

For system embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.

Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment, between each embodiment identical similar part mutually referring to.

The strange disaster recovery method of a kind of distributed communication network above the application being provided and system, be described in detail, applied principle and the execution mode of specific case to the application herein and set forth, the explanation of above embodiment is just for helping to understand the application's method and core concept thereof; , for one of ordinary skill in the art, according to the application's thought, all will change in specific embodiments and applications, in sum, this description should not be construed as the restriction to the application meanwhile.

Claims

1. a strange disaster recovery method for distributed communication network, is characterized in that, is provided with core net home office facility in described distributed communication network, and described method comprises:

Described core net home office facility carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, and obtains the user data information in the equipment of the core network of multiple described regions;

In the time that described core net home office facility determines that any one region equipment of the core network in the equipment of the core network of multiple described regions breaks down, described core net home office facility is by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.

2. the method for claim 1, is characterized in that, described core net home office facility determines that any one the region equipment of the core network in the equipment of the core network of multiple described regions breaks down, and comprising:

Described core net home office facility, according to the first setting-up time interval, sends respectively the first heartbeat by described the first communication link to multiple described regions equipment of the core network and monitors request; Wherein, described the first heartbeat monitors the identification information that carries described core net home office facility in request;

When within the scope of the first preset time, described core net home office facility do not receive that a certain region equipment of the core network returns when responding described the first heartbeat and monitor the first response message of request, determine that described a certain region equipment of the core network breaks down.

3. the method for claim 1, it is characterized in that, described core net home office facility is by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, the communication service of setting up the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information, comprising:

Described core net home office facility sends the first link notification message by the access network device in communication zone corresponding to the region equipment of the core network that breaks down described in described second communication chain road direction, trigger described core net home office facility by the access network device in communication zone corresponding to the region equipment of the core network that breaks down described in described second communication link connection, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information;

4. method as claimed in claim 3, is characterized in that, set up the communication service step of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information after, described method also comprises:

In the time that described core net home office facility receives the second response message of described the first link notification message of response, described core net home office facility sends the second link notification message to the access network device in communication zone corresponding to the described region equipment of the core network breaking down, trigger that described access network device disconnects and the region equipment of the core network that breaks down between link connection;

5. the method for claim 1, is characterized in that, after the described communication service step of setting up the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information, described method also comprises:

The region equipment of the core network breaking down described in described core net home office facility receives by described the first communication link is returning to normal condition and successfully starting from malfunction, the the first initiate notification message sending, the region equipment of the core network breaking down described in determining recovers normal; The area information of the communication zone that region equipment of the core network that wherein, described the first initiate notification message breaks down described in carrying is corresponding;

6. method as claimed in claim 5, it is characterized in that, after the data of the communication service that described core net home office facility is carried out between the described region equipment of the core network age at failure breaking down are sent to the normal region of described recovery equipment of the core network step, described method also comprises:

7. the method for claim 1, it is characterized in that, carrying out data by the first communication link with the region equipment of the core network in multiple different communications region at described core net home office facility synchronizes, before obtaining the user data information step in the equipment of the core network of multiple described regions, described method also comprises:

When within the scope of the second preset time, when described core net home office facility does not return to the 3rd response message for responding the second heartbeat supervision request to described region equipment of the core network, determine described core net home office facility fault, the described core net home office facility of time-out execution carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, and obtains the step of the user data information in the equipment of the core network of multiple described regions;

Wherein, described the second heartbeat monitors that request is sent to described core net home office facility according to the second setting-up time interval by described region equipment of the core network, and described the second heartbeat monitors that request carries the area information that sends the communication zone that the region equipment of the core network of this request is corresponding.

8. method as claimed in claim 7, it is characterized in that, in described definite described core net home office facility fault, the described core net home office facility of time-out execution carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, after obtaining the step of the user data information in the equipment of the core network of multiple described regions, described method also comprises:

In the time that described core net home office facility returns to normal condition and successfully starts from malfunction, described core net home office facility sends the second initiate notification message to multiple described regions equipment of the core network respectively by described the first communication link; Wherein, described the second initiate notification message carries the identification information of described core net home office facility;

When described core net home office facility receive that multiple described regions equipment of the core network returns when responding the 4th response message of described the second initiate notification message, described core net home office facility sends data synchronization request to multiple described regions equipment of the core network, carry out described core net home office facility and carry out data by the first communication link with the region equipment of the core network in multiple different communications region and synchronize, obtain the step of the user data information in the equipment of the core network of multiple described regions.

9. the method as described in claim 1-8 any one, it is characterized in that, described core net home office facility carries out data by the first communication link with the region equipment of the core network in multiple different communications region synchronizes, and obtains the user data information in the equipment of the core network of multiple described regions, comprising:

Described core net home office facility receives data synchronization request, and described data synchronization request is sent to multiple described regions equipment of the core network, receive the synchrodata that multiple described regions equipment of the core network sends by the first communication link, obtain the user data information in the equipment of the core network of multiple described regions according to described synchrodata;

Wherein, described data synchronization request carry need synchronous communication zone area information and treat synchronous data message.

10. method as claimed in claim 9, is characterized in that,

Describedly treat that synchronous data message comprises: software version file, static data configuration information and user data information.

11. methods as claimed in claim 10, is characterized in that, described in treat that synchronous data message also comprises: dynamic service data information.

The long-distance disaster system of 12. 1 kinds of distributed communication networks, is characterized in that, is provided with core net home office facility in described system, and described core net home office facility comprises:

Data simultaneous module, synchronizes for carrying out data by the first communication link with the region equipment of the core network in multiple different communications region, obtains the user data information in the equipment of the core network of multiple described regions;

Business is set up module, for in the time that any one region equipment of the core network of determining multiple described regions equipment of the core network breaks down, by the second communication link between the access network device in the communication zone corresponding with the region equipment of the core network breaking down, connect described access network device, set up the communication service of the communication zone that the region equipment of the core network that breaks down is corresponding according to described user data information.