CN106470117B - Transmission switching method, equipment and the system of LTE broadband cluster system - Google Patents
Transmission switching method, equipment and the system of LTE broadband cluster system Download PDFInfo
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- CN106470117B CN106470117B CN201510519248.3A CN201510519248A CN106470117B CN 106470117 B CN106470117 B CN 106470117B CN 201510519248 A CN201510519248 A CN 201510519248A CN 106470117 B CN106470117 B CN 106470117B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0668—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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/28—Routing or path finding of packets in data switching networks using route fault recovery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
Abstract
The present invention provides transmission switching method, equipment and the system of a kind of LTE broadband cluster system, when the heartbeat unexpected message for getting main equipment of the core network for equipment of the core network, then establishes connection for equipment of the core network and dispatch server；Standby equipment of the core network is that wireless router distributes first network Protocol IP address and configures radio router function；Wireless router sends the first tunnel to GRE server according to the first IP address and establishes information；The first IP address that GRE server is established in message according to the first tunnel and wireless router establish gre tunneling, and by gre tunneling to hanging standby transmitting message under wireless router.By the way that GRE server is arranged, gre tunneling is established between wireless router and GRE server after core net switching, it is by gre tunneling that message transmissions are standby to hanging under wireless router, it does not need to hang standby routing iinformation under artificially configuring, the message transmissions after efficiently realizing core net switching.
Description
Technical field
The present embodiments relate to the communication technology more particularly to a kind of long term evolution (English: Long Term
Evolution, referred to as: LTE) broadband cluster system transmission switching method, equipment and system.
Background technique
LTE broadband cluster system includes that multimedia dispatching server, core net, base station, LTE wireless router, terminal are set
It is standby etc..The built-in home signature user server of core net (English: Home Subscriber Server, referred to as: HSS) moves
Dynamic management entity (English: Mobility Management Entity, abbreviation: MME), gateway (English: Serving
GateWay, referred to as: SGW) or public data network gateway (English: PDN GateWay, referred to as: PGW) etc. functions, the broadband LTE collection
Group's system can be autonomous device composition, be also possible to integrated equipment composition, multimedia dispatching server, core net,
It base station can be in any combination.
Currently, wireless in LTE provided with main core net and standby two equipment applications of core net in LTE broadband cluster system
The lower extension device context of router after a core net breaks down wherein, can be switched to another core net and be taken
Business.However, needing the downstream routing for manually modifying network side configuration just to may be implemented pair when masterslave switchover occurs for core net
The access for the equipment hung under network side, i.e., after core net is switched, server, which cannot be found, to be hung under wireless router for it
Afterwards, it needs manual configuration server that could inquire down by spare equipment of the core network and hangs transmission that is standby, and carrying out message,
But in practical networking, it is infeasible that standby IP routing is hung under many by manual modification, therefore how to the broadband LTE
Efficiently realize that message transmissions are the technical problems to be solved by the invention after core net switching in group system.
Summary of the invention
Transmission switching method, equipment and the system of LTE broadband cluster system provided in an embodiment of the present invention, in LTE
Message transmissions are efficiently realized after core net switching in broadband cluster system.
First aspect of the embodiment of the present invention provides a kind of transmission switching method of LTE broadband cluster system, is applied to long-term
Evolution LTE broadband cluster system, the LTE broadband cluster system include dispatch server, generic route encapsulation GRE server,
Main equipment of the core network, standby equipment of the core network and wireless router, the main equipment of the core network are connect with the dispatch server, institute
The method of stating includes:
When the standby equipment of the core network gets the heartbeat unexpected message of the main equipment of the core network, then the standby core net
Equipment and the dispatch server establish connection；The heartbeat unexpected message is for indicating that the main equipment of the core network breaks down
Or it is abnormal；
The standby equipment of the core network is that the wireless router distributes first network Protocol IP address, and configures described wireless
Router feature；
The wireless router sends the first tunnel to the GRE server according to first IP address and establishes information；
First tunnel, which is established in information, carries first IP address；
The GRE server establishes first IP address and the wireless routing in message according to first tunnel
Device establishes gre tunneling, and by the gre tunneling to hanging standby transmitting message under the wireless router.
Second aspect of the embodiment of the present invention provides a kind of transmission switching method of LTE broadband cluster system, comprising:
Generic route encapsulation GRE server receives the first tunnel that wireless router is sent and establishes message；First tunnel
The first network Protocol IP address for carrying that standby equipment of the core network is wireless router configuration is established in message in road；
The first IP address that the GRE server is established in message according to first tunnel is built with the wireless router
Vertical gre tunneling, and by the gre tunneling to hanging for transmitting message under the wireless router.
The third aspect of the embodiment of the present invention provides a kind of transmission switching method of LTE broadband cluster system, comprising:
First network Protocol IP address is distributed for wireless router, and configures the rear routing function of the wireless router,
It generates and hangs standby ip routing information under the wireless router；
To transmission network issue it is described under hang standby ip routing information so that transmission network is standby according to hanging under described
The dynamic routing information of ip routing information configuration ospf OSPF；
Obtain the dynamic routing information, and standby to hanging under the wireless router according to the dynamic routing information
Transmitting message.
Fourth aspect of the embodiment of the present invention provides a kind of LTE broadband cluster system, comprising: dispatch server, general routing
Encapsulate GRE server, main equipment of the core network, standby equipment of the core network and wireless router, the main equipment of the core network and the tune
Spend server connection, wherein when the standby equipment of the core network gets the heartbeat unexpected message of the main equipment of the core network, then institute
It states standby equipment of the core network and the dispatch server establishes connection；The heartbeat unexpected message is for indicating that the main core net is set
Standby failure is abnormal；
The standby equipment of the core network is that the wireless router distributes first network Protocol IP address, and configures described wireless
Router feature；
The wireless router sends the first tunnel to the GRE server according to first IP address and establishes information；
First tunnel, which is established in information, carries first IP address；
The GRE server establishes first IP address and the wireless routing in message according to first tunnel
Device establishes gre tunneling, and by the gre tunneling to hanging standby transmitting message under the wireless router.
The 5th aspect of the embodiment of the present invention provides a kind of GRE server, comprising:
Message is established in receiving module, the first tunnel for receiving wireless router transmission；The first tunnel foundation disappears
The first network Protocol IP address that standby equipment of the core network is wireless router configuration is carried in breath；
Processing module, the first IP address for being established in message according to first tunnel are built with the wireless router
Vertical generic route encapsulation gre tunneling；
Sending module, for by the gre tunneling to hanging standby transmitting message under the wireless router.
A kind of the 6th equipment of the core network of aspect of the embodiment of the present invention, comprising:
Processing module for distributing first network Protocol IP address for wireless router, and configures the wireless router
Rear routing function, generate and hang standby ip routing information under the wireless router；
Sending module, for transmission network issue it is described under hang standby ip routing information so that transmission network according to
The dynamic routing information of standby ip routing information configuration ospf OSPF is hung under described；
Module is obtained, for obtaining the dynamic routing information, and according to the dynamic routing information to the no route
By hanging standby transmitting message under device.
Transmission switching method, equipment and the system of LTE broadband cluster system provided in an embodiment of the present invention, by LTE
GRE server is set in broadband cluster system, after standby equipment of the core network gets main equipment of the core network heartbeat unexpected message,
Standby equipment of the core network and dispatch server establish connection, i.e., network service are switched to standby core net by main equipment of the core network and set
Standby, standby equipment of the core network is that wireless router distributes first IP address, and wireless router is according to first IP address to GRE
Server sends the first tunnel and establishes message, and GRE server establishes gre tunneling according to first IP address and wireless router,
And by the gre tunneling to standby transmitting message is hung under wireless router, do not need to hang standby routing letter under artificially configuring
Breath can also quickly deliver newspaper text to hanging preparation under wireless router, the efficient message transmissions after realizing core net switching.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of networking schematic diagram of LTE broadband cluster system of the present invention；
Fig. 2 is the flow chart of the transmission switching method embodiment one of LTE broadband cluster system of the present invention；
Fig. 3 is the flow chart of the transmission switching method embodiment two of LTE broadband cluster system of the present invention；
Fig. 4 is the flow chart of the transmission switching method embodiment three of LTE broadband cluster system of the present invention；
Fig. 5 is another networking schematic diagram of LTE broadband cluster system of the present invention；
Fig. 6 is the flow chart of the transmission switching method example IV of LTE broadband cluster system of the present invention；
Fig. 7 is the flow chart of the transmission switching method embodiment five of LTE broadband cluster system of the present invention；
Fig. 8 is the structural schematic diagram of GRE server example one of the present invention；
Fig. 9 is the structural schematic diagram of equipment of the core network embodiment one of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Fig. 1 is a kind of networking schematic diagram of LTE broadband cluster system of the present invention, as shown in Figure 1, in the broadband the LTE cluster
It in system, includes at least: dispatch server, generic route encapsulation (English: Generic Routing Encapsulation, letter
Claim: GRE) server, main equipment of the core network, standby equipment of the core network and wireless router, the main core that current network is used interchangeably
Net equipment, i.e., the described main equipment of the core network are connect with the dispatch server, and above-mentioned dispatch server may include for transporting
Seek the gateway server safeguarded, dispatching desk, using (English: Application, abbreviation: APP) server, and for dispatching
Scheduling system, which includes dispatcher and other network elements, and wireless router is accessed by base station, no route
It by multiple equipment can be hung under device below, is referred to as down hanging standby, the standby various terminals for generally supporting GRE function is hung under those
Equipment.LTE broadband cluster system can be autonomous device composition, be also possible to integrated equipment composition, multimedia dispatching
Server, core net, base station can be in any combination.If the broadband LTE Cluster Multimedia system is integrated equipment composition
Can move deployment for it is various emergency or Dynamical Deployment scene, support various businesses, as point exhale/cluster voice/video/on
Net/short multimedia message/GIS-Geographic Information System/application verification test etc..Integrated type LTE broadband cluster system includes multimedia tune
Spend server, core net, base station, LTE wireless router, handheld terminal, built-in interchanger etc..LTE wireless router can be
High-speed radio gateway/tracing section updating/Vehicle mounted station/the broadband LTE colony terminal form etc..LTE wireless router can be supported pure
Routing forwarding mode or various Virtual Private Network (English: Virtual Private Network, abbreviation: VPN) mode turn
Hair, VPN technologies include but is not limited to GRE/Internet protocol safety/industrial standard Internet tunnel protocol/safety
Socket layer mode etc..LTE wireless router can be standby by hanging under cable or WIFI mode, under hang it is standby include camera/
Personal computer (English: personal computer, referred to as: PC)/data collector etc..
The group network system is to support double gre tunneling modes to realize master by external GRE server and wireless router cooperation
Message transmissions after being switched for core net.Wherein, when the standby equipment of the core network gets the heartbeat of the main equipment of the core network
Unexpected message, then the standby equipment of the core network and the dispatch server establish connection；The heartbeat unexpected message is for indicating
The main equipment of the core network breaks down or exception；The standby equipment of the core network is that the wireless router distributes first network association
IP address is discussed, and configures the radio router function；The wireless router takes according to first IP address to the GRE
Business device sends the first tunnel and establishes information；First tunnel, which is established in information, carries first IP address；The GRE service
First IP address and the wireless router that device is established in message according to first tunnel establish gre tunneling, and lead to
The gre tunneling is crossed to hanging standby transmitting message under the wireless router.
Fig. 2 is the flow chart of the transmission switching method embodiment one of LTE broadband cluster system of the present invention, as shown in Fig. 2,
On the basis of above-mentioned LTE broadband cluster system shown in FIG. 1, the executing subject of the program is system, concrete implementation step are as follows:
S101: when the standby equipment of the core network gets the heartbeat unexpected message of the main equipment of the core network, then described standby
Equipment of the core network and the dispatch server establish connection；The heartbeat unexpected message is for indicating that the main equipment of the core network goes out
Existing failure or exception.
In the present embodiment, main equipment of the core network is working properly works in master state, and between standby equipment of the core network
Normal heartbeat link is established, it is whether normal to allow both sides to detect opposite end equipment of the core network.Spare core net (sets for core net
It is standby) it works in Status of Backups；Primary core net (main equipment of the core network) can normally connect with the foundation such as dispatcher and NM server
It connects and works；When main equipment of the core network detects hostdown or system exception etc., it is different just to send heartbeat to standby equipment of the core network
Normal message and corresponding Backup Data；Or it is abnormal to main equipment of the core network heartbeat for equipment of the core network active detecting；Main core
Just main drop is standby for net, and standby core net is just standby to rise master.Dispatcher and NM server etc. also can normally be established with the standby core net for rising master
It connects and works；All base stations are switched to standby rise and work normally under main standby equipment of the core network.
The mode that the heartbeat unexpected message of main core net is obtained for equipment of the core network includes at least following two:
First way: when the main equipment of the core network detects failure or system exception, to the standby equipment of the core network
Send the heartbeat unexpected message；
The second way: it when the standby equipment of the core network detects the main equipment of the core network failure or system exception, generates
The heartbeat unexpected message.
S102: the standby equipment of the core network is that the wireless router distributes the first IP address, and configures the no route
By device function.
In the present embodiment, the standby equipment of the core network after standby liter is main distributes a static ip address to wireless router (should
IP address can be identical or different with the IP of original main equipment of the core network distribution) i.e. the first IP address, while the standby of master is risen standby
The rear routing function that wireless router is enabled on equipment of the core network makes wireless router is associated with corresponding lower extension device IP to tie up
It is fixed.The lower extension device IP of wireless router is able to maintain constant before and after core net is switched.
S103: the wireless router sends the first tunnel to the GRE server according to first IP address and establishes
Information；First tunnel, which is established in information, carries first IP address.
In the present embodiment, wireless router rises the first IP address that main standby equipment of the core network distributes and has matched according to standby
The GRE server ip set actively initiates gre tunneling link setup process (send the first tunnel and establish message) to GRE server.
S104: the GRE server establishes first IP address and the nothing in message according to first tunnel
Line router establishes gre tunneling, and by the gre tunneling to hanging standby transmitting message under the wireless router.
In the present embodiment, GRE server receives the message, learns to GRE in message to client information, pair here
Client information refers to hanging standby information etc. under wireless router, and establishes between the wireless router and GRE server
Corresponding gre tunneling.The gre tunneling by foundation of the wireless router energy normal hyaline to work under standby equipment of the core network turns
Give and hang standby IP packet, under hang it is standby can be with the normal mutual message of external server.
The transmission switching method of LTE broadband cluster system provided in this embodiment, by being set in LTE broadband cluster system
GRE server is set, after standby equipment of the core network gets main equipment of the core network heartbeat unexpected message, standby equipment of the core network and tune
Degree server establishes connection, i.e., network service is switched to standby equipment of the core network by main equipment of the core network, standby equipment of the core network is
Wireless router distributes first IP address, and wireless router sends the first tunnel to GRE server according to first IP address
Message is established in road, and GRE server establishes gre tunneling according to first IP address and wireless router, and by the gre tunneling to
Standby transmitting message is hung under wireless router, does not need to hang standby routing iinformation under artificially configuring, it can also be quickly to nothing
It hangs preparation under line router to deliver newspaper text, the efficient message transmissions after realizing core net switching.
Fig. 3 is the flow chart of the transmission switching method embodiment two of LTE broadband cluster system of the present invention, as shown in figure 3,
Under the group-network construction of Fig. 1, on the basis of embodiment one shown in Fig. 2, in step S101 when the standby equipment of the core network is got
The heartbeat unexpected message of the main equipment of the core network, then the standby equipment of the core network and the dispatch server establish connection it
Before, the transmission switching method of LTE broadband cluster system of the invention further include:
S201: the main equipment of the core network is that the wireless router distributes the second IP address, and configures the no route
By the rear routing function of device.
In the present embodiment, the work working properly of main equipment of the core network is in master state, i.e., primary core net (main core net
Equipment) normally it can connect and work with dispatcher with foundation such as NM servers, wireless router is linked into main equipment of the core network,
Main equipment of the core network distributes a static ip address to wireless router, counts above-mentioned second IP address, while setting in main core net
The rear routing function of standby configuration wireless router (i.e. LTE wireless router) makes wireless router and corresponding lower extension device IP phase
Association binding.
Transmission network routing corresponding with each network element configuration；There is connection between base station and two equipments of the core network, owns
Base station and the cooperation of main equipment of the core network work normally.
S202: the wireless router sends the second tunnel to the GRE server according to second IP address and establishes
Information；Second tunnel, which is established in information, carries second IP address.
In the present embodiment, the second IP address and configured GRE that wireless router is distributed according to main equipment of the core network
Server ip actively initiates gre tunneling link setup process to GRE server.
S203: the GRE server establishes second IP address and the nothing in message according to second tunnel
Line router establishes gre tunneling, and by the gre tunneling to hanging standby transmitting message under the wireless router.
In the present embodiment, GRE server receives the message, learns to GRE in message to client information etc., and suggest
Corresponding gre tunneling；Standby IP packet is hung under the wireless router energy normal hyaline forwarding to work under main equipment of the core network,
Under hang it is standby can be with the normal mutual message of external server.
The transmission switching method of LTE broadband cluster system provided in this embodiment, is arranged in LTE broadband cluster system
GRE server is the static IP address of wireless router configuration by equipment of the core network, by wireless router initiate GRE with
Gre tunneling is established between wireless router, is realized that server hangs the transparent transmission of standby message under, is avoided under manual configuration
Standby routing iinformation is hung, quickly delivers newspaper text to hanging preparation under wireless router, realizes core web, high efficiency message transmissions.
Fig. 4 is the flow chart of the transmission switching method embodiment three of LTE broadband cluster system of the present invention, shown in Fig. 1
Under group-network construction, as shown in figure 4, the executing subject of the present embodiment is GRE server, then on the basis of any of the above-described embodiment
The specific implementation step of the transmission switching method of the LTE broadband cluster system are as follows:
S301:GRE server receives the first tunnel that wireless router is sent and establishes message；The first tunnel foundation disappears
The first IP address that standby equipment of the core network is wireless router configuration is carried in breath.
In the present embodiment, the effect of the external GRE server is to realize double GRE tunnels with the cooperation of LTE wireless router
The message transmissions of road mode.
S302: the GRE server establishes the first IP address and the no route in message according to first tunnel
Gre tunneling is established by device, and by the gre tunneling to hanging standby transmitting message under the wireless router.
In the present embodiment, during specific implementation, GRE server receives the message, and study is to GRE pairs in message
Client information, referring to client information here hang standby information etc. under wireless router, and in the wireless router and GRE
Corresponding gre tunneling is established between server.The wireless router energy normal hyaline to work under standby equipment of the core network passes through
Hang standby IP packet under the gre tunneling forwarding of foundation, under hang and standby can be realized active and standby with the normal mutual message of external server
Core net switch after message transmissions.
Optionally, before embodiment step S301, the GRE server receives the second tunnel that wireless router is sent
Message is established in road；The 2nd IP for carrying that main equipment of the core network is wireless router configuration is established in message in second tunnel
Address；The second IP address and the wireless router that the GRE server is established in message according to second tunnel are established
Gre tunneling, and by the gre tunneling to hanging standby transmitting message under the wireless router.
The transmission switching method of LTE broadband cluster system provided in this embodiment, is arranged in LTE broadband cluster system
GRE server, the GRE server establish gre tunneling information by what wireless router was initiated, and it is standby to realize that server is hung under
Message transparent transmission, avoid hanging standby routing iinformation under manual configuration, quickly to hanging preparation under wireless router
It delivers newspaper text, realizes core web, high efficiency message transmissions.
Fig. 5 is another networking schematic diagram of LTE broadband cluster system of the present invention, as shown in figure 5, in the broadband the LTE collection
In group's system, include at least: dispatch server, main equipment of the core network, standby equipment of the core network and wireless router, current network are handed over
The main equipment of the core network used is changed, i.e., the described main equipment of the core network is connect with the dispatch server, above-mentioned dispatch server
It may include the gateway server for operation maintenance, dispatching desk, APP server, and for the scheduling system of scheduling, the tune
Degree system includes dispatcher and other network elements, and wireless router is accessed by base station, can be hung below under wireless router
Multiple equipment is referred to as down hanging standby.In the networking, transmission network supports the ospf of dynamic routing
(English: Open Shortest Path First, abbreviation: OSPF) agreement or routing information protocol (English: Routing
Information Protocol, referred to as: RIP) etc..
Fig. 6 is the flow chart of the transmission switching method example IV of LTE broadband cluster system of the present invention, as shown in fig. 6,
Under the networking mode of LTE broadband cluster system shown in fig. 5, equipment of the core network is executing subject, then the LTE broadband cluster system
Transmission switching method specific steps are as follows:
S401: the first IP address is distributed for wireless router, and configures the rear routing function of the wireless router, is generated
Standby ip routing information is hung under the wireless router.
In the present embodiment, (IP can be with original to one static ip address of wireless router distribution for standby equipment of the core network
The IP for carrying out primary core net distribution is identical or different), i.e., above-mentioned first IP address, while making on main equipment of the core network in standby rise
The rear routing function of energy wireless router makes wireless router and the corresponding lower device IP or IP network section hung be associated binding.Wirelessly
The lower extension device IP of router switches front and back in core net and is able to maintain constant, and in the present embodiment, standby equipment of the core network must be supported
The externally function of the ip routing information of publication wireless router.
S402: to transmission network issue it is described under hang standby ip routing information so that transmission network is according to the lower extension
The dynamic routing information of the ip routing information configuration OSPF of equipment.
In the present embodiment, lower extension device IP road of the standby equipment of the core network to external publication and the binding of above-mentioned wireless router
By information；After transmission network study to the routing iinformation, transmission network configures enabled OSPF and issues corresponding dynamic routing letter
Breath, and the downlink message for the lower extension device IP bound with LTE wireless router is correctly transmitted to standby equipment of the core network.
S403: obtaining the dynamic routing information, and according to the dynamic routing information under the wireless router
Hang standby transmitting message.
In the present embodiment, have in the dynamic that standby equipment of the core network obtains the equipment hung under wireless router information it
Afterwards, for server including that can be reported by hanging standby IP under the routing iinformation and the forwarding of wireless router normal hyaline
Text, under hang it is standby can be with the normal mutual message of external server.
The transmission switching method of LTE broadband cluster system provided in this embodiment, improves equipment of the core network, core
Net equipment supports the routing iinformation that extension device IP under wireless router is externally issued by dynamic routing protocol such as OSPF/RIP, when
When detecting main equipment of the core network failure, standby equipment of the core network support (is connect to hanging under wireless router with cable/WIFI
Enter) IP carry out the dynamic routings publication such as OSPF/RIP, hanging standby downlink data under network side to wireless router can be correct
Be routed to standby equipment of the core network and be transmitted to it is corresponding under hang it is standby, can the broadband LTE cluster core net be active and standby or long-distance disaster
Etc. scenes, between hung under LTE wireless router it is standby support 2 core nets quickly and smoothly automatic masterslave switchover, be not necessarily to
The configuration of manual amendment's transmission network, expands the use scope of the broadband LTE Cluster Multimedia system.
Fig. 7 be LTE broadband cluster system of the present invention transmit switching method embodiment five flow chart, shown in Fig. 5 group
Net and it is above-mentioned be example IV on the basis of, as shown in fig. 7, before wireless router distributes first network Protocol IP address,
The specific implementation of this method further include:
S501: the heartbeat unexpected message and Backup Data of main equipment of the core network are obtained；The heartbeat unexpected message is for referring to
Show the main equipment of the core network failure or abnormal.
In the present embodiment, the work working properly of main equipment of the core network is established in master state, and with standby equipment of the core network
Whether normal heartbeat link is normal to allow both sides to detect opposite end equipment of the core network.Standby core net works in Status of Backups；Wirelessly
Router is linked into main equipment of the core network, and main equipment of the core network (namely main core net) distributes a static state to wireless router
IP address, at the same in main core net configure wireless router rear routing function, make wireless router with it is corresponding under hang it is standby
IP or the associated binding of IP network section；Main core net, which is externally issued, hangs standby IP or IP network section routing iinformation under wireless router,
Main equipment of the core network also supports the ip routing information for externally issuing wireless router；Standby core net, which does not activate not issuing down, yet to be hung
Standby IP or IP network section routing iinformation.
Transmission network configures enabled OSPF and issues corresponding routing, and road relevant to main core net is arrived in transmission network study
By information, main core net (i.e. equipment of the core network) correctly E-Packets from transmission network learning dynamics routing iinformation；Base station and two
A core net (two equipments of the core network) has connection, and all base stations and the cooperation of main core net work normally；Under main core net
Hang standby IP packet under the wireless router energy normal hyaline forwarding of work, under hang and standby can normally be interacted with external server
Message.Dispatcher can also be established with primary core net with NM server and normally connect and work.
In the present embodiment, it when main equipment of the core network detects hostdown or system exception etc., is just set to standby core net
Preparation send heartbeat unexpected message and corresponding Backup Data；Or for equipment of the core network active detecting to main equipment of the core network heartbeat
It is abnormal；Just main drop is standby for primary core net, and spare core net is just standby to rise master.The heart of main equipment of the core network is obtained for equipment of the core network
The mode for jumping unexpected message includes at least: receiving the heartbeat unexpected message that main equipment of the core network is sent；The heartbeat is abnormal
The message main equipment of the core network generates when detecting faults itself or system exception；Alternatively, the detection main core net
When equipment fault or system exception, the heartbeat unexpected message is generated.
S502: according to the Backup Data, the ip routing information of dispatcher and NM server is obtained.
S503: issuing the ip routing information of the dispatcher and NM server to transmission network, so that dispatcher and net
Pipe server establishes connection by the transmission network and standby equipment of the core network.
In the present embodiment, the standby equipment of the core network after standby liter is main is to the publication of external transmission network and dispatcher/network management
The ip routing information of the interconnections such as server, dispatcher and NM server etc. also can be with by the dynamic routing function of transmission network
Standby equipment of the core network normally establishes connection, and all base stations are switched under standby equipment of the core network and work normally.
In any of the above-described embodiment, the wireless router referred to refers both to LTE wireless router.
The transmission switching method for the LTE broadband cluster system that embodiment provides in the application is used for the broadband LTE cluster core
Host is standby or the scenes such as long-distance disaster, between hung under LTE wireless router it is standby support 2 core nets quickly and smoothly from
Dynamic masterslave switchover, configures without manual amendment's transmission network, expands the use scope of the broadband LTE Cluster Multimedia system.
Fig. 8 is the structural schematic diagram of GRE server example one of the present invention, as shown in fig. 7, the GRE server 10, packet
It includes: receiving module 11, processing module 12 and sending module 13；
Wherein, message is established in receiving module 11, the first tunnel for receiving wireless router transmission；First tunnel
The first network Protocol IP address for carrying that standby equipment of the core network is wireless router configuration is established in message；
Processing module 12, for establishing the first IP address in message and the wireless router according to first tunnel
Establish generic route encapsulation gre tunneling；
Sending module 13, for by the gre tunneling to hanging standby transmitting message under the wireless router.
Optionally, message is established in the second tunnel that the receiving module 11 is also used to receive wireless router transmission；It is described
The second IP address for carrying that main equipment of the core network is wireless router configuration is established in message in second tunnel；
The second IP address that the processing module 12 is also used to be established according to second tunnel in message and described wireless
Router establishes gre tunneling；
The sending module 13 is also used to through the gre tunneling to hanging standby transmission report under the wireless router
Text.
GRE server provided in this embodiment, for execute Fig. 1 to Fig. 4 it is any shown in embodiment of the method technical side
Case, it is similar that the realization principle and technical effect are similar, by the way that GRE server is arranged, takes after core net switching in wireless router and GRE
Gre tunneling is established between business device, it is by gre tunneling that message transmissions are standby to hanging under wireless router, it does not need artificially to match
It sets down and hangs standby routing iinformation, the message transmissions after efficiently realizing core net switching.
Fig. 9 is the structural schematic diagram of equipment of the core network embodiment one of the present invention, as shown in figure 9, the equipment of the core network 20 wraps
It includes: processing module 21, sending module 22 and acquisition module 23；Wherein,
Processing module 21 for distributing first network Protocol IP address for wireless router, and configures the wireless routing
The rear routing function of device, generates and hangs standby ip routing information under the wireless router；
Sending module 22, for transmission network issue it is described under hang standby ip routing information so that transmission network root
According to the dynamic routing information for hanging standby ip routing information configuration ospf OSPF under described；
Module 23 is obtained, for obtaining the dynamic routing information, and according to the dynamic routing information to described wireless
Standby transmitting message is hung under router.
Optionally, the heartbeat unexpected message and Backup Data for obtaining module 23 and being also used to obtain main equipment of the core network；
The heartbeat unexpected message is used to indicate the main equipment of the core network failure or abnormal；
The processing module 21 is also used to obtain dispatcher according to the Backup Data and the IP of NM server routes letter
Breath；
The sending module 22 is also used to issue the ip routing information of the dispatcher and NM server to transmission network,
So that dispatcher and NM server establish connection by the transmission network and standby equipment of the core network.
Optionally, the module 23 that obtains is also used to: receiving the heartbeat unexpected message that main equipment of the core network is sent；Institute
It states when the heartbeat unexpected message main equipment of the core network detects faults itself or system exception and generates；Alternatively, detection institute
When stating main equipment of the core network failure or system exception, the heartbeat unexpected message is generated.
Equipment of the core network provided in this embodiment, for execute Fig. 5 to Fig. 7 it is any shown in embodiment of the method technical side
Case, it is similar that the realization principle and technical effect are similar, and details are not described herein.
In the embodiment of above-mentioned GRE server and equipment of the core network, it should be appreciated that obtain module can by receiver come
It realizes, processing module can be realized by processor, which can be central processing unit (English: Central
Processing Unit, referred to as: CPU), it can also be other general processors, digital signal processor (English: Digital
Signal Processor, referred to as: DSP), specific integrated circuit (English: Application Specific Integrated
Circuit, referred to as: ASIC) etc..General processor can be microprocessor or the processor is also possible to any conventional place
Manage device etc..The step of method in conjunction with disclosed in the embodiment of the present invention, can be embodied directly in hardware processor and execute completion, or
Hardware and software module combination in person's processor execute completion.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above-mentioned each method embodiment can lead to
The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer readable storage medium.The journey
When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned include: ROM, RAM, magnetic disk or
The various media that can store program code such as person's CD.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (6)
1. a kind of transmission switching method of LTE broadband cluster system, which is characterized in that be applied to the broadband long term evolution LTE cluster
System, the LTE broadband cluster system includes dispatch server, generic route encapsulation GRE server, main equipment of the core network, standby
Equipment of the core network and wireless router, the main equipment of the core network are connect with the dispatch server, which comprises
When the standby equipment of the core network gets the heartbeat unexpected message of the main equipment of the core network, then the standby equipment of the core network
Connection is established with the dispatch server；The heartbeat unexpected message is used to indicate the main equipment of the core network failure or different
Often；
The standby equipment of the core network is that the wireless router distributes first network Protocol IP address, and configures the wireless routing
Device function；
The wireless router sends the first tunnel to the GRE server according to first IP address and establishes information；It is described
First tunnel, which is established in information, carries first IP address；
The GRE server is built according to first IP address that first tunnel is established in message with the wireless router
Vertical gre tunneling, and by the gre tunneling to hanging for transmitting message under the wireless router.
2. the method according to claim 1, wherein described when the standby equipment of the core network gets the main core
The heartbeat unexpected message of heart net equipment, then the standby equipment of the core network and the dispatch server are established before connection, the side
Method further include:
The main equipment of the core network is that the wireless router distributes the second IP address, and configures the way of escape of the wireless router
By function；
The wireless router sends the second tunnel to the GRE server according to second IP address and establishes information；It is described
Second tunnel, which is established in information, carries second IP address；
The GRE server is built according to second IP address that second tunnel is established in message with the wireless router
Vertical gre tunneling, and by the gre tunneling to hanging standby transmitting message under the wireless router.
3. according to the method described in claim 2, it is characterized in that, the standby equipment of the core network obtains the main equipment of the core network
Heartbeat unexpected message, comprising:
When the main equipment of the core network detects failure or system exception, it is abnormal that the heartbeat is sent to the standby equipment of the core network
Message；
Alternatively,
When the standby equipment of the core network detects the main equipment of the core network failure or system exception, generates the heartbeat and disappear extremely
Breath.
4. a kind of transmission switching method of LTE broadband cluster system characterized by comprising
Generic route encapsulation GRE server receives the second tunnel that wireless router is sent and establishes message；Second tunnel is built
The second IP address that main equipment of the core network is wireless router configuration is carried in vertical message；
The second IP address and the wireless router that the GRE server is established in message according to second tunnel are established
Gre tunneling, and by the gre tunneling to hanging standby transmitting message under the wireless router；
The GRE server receives the first tunnel that the wireless router is sent and establishes message；The first tunnel foundation disappears
The first network Protocol IP address that standby equipment of the core network is wireless router configuration is carried in breath；
The first IP address and the wireless router that the GRE server is established in message according to first tunnel are established
Gre tunneling, and by the gre tunneling to hanging standby transmitting message under the wireless router.
5. a kind of LTE broadband cluster system characterized by comprising dispatch server, generic route encapsulation GRE server, master
Equipment of the core network, standby equipment of the core network and wireless router, the main equipment of the core network are connect with the dispatch server,
In, when the standby equipment of the core network gets the heartbeat unexpected message of the main equipment of the core network, then the standby equipment of the core network
Connection is established with the dispatch server；The heartbeat unexpected message is used to indicate the main equipment of the core network failure or different
Often；
The standby equipment of the core network is that the wireless router distributes first network Protocol IP address, and configures the wireless routing
Device function；
The wireless router sends the first tunnel to the GRE server according to first IP address and establishes information；It is described
First tunnel, which is established in information, carries first IP address；
The GRE server is built according to first IP address that first tunnel is established in message with the wireless router
Vertical gre tunneling, and by the gre tunneling to hanging for transmitting message under the wireless router.
6. a kind of GRE server characterized by comprising
Message is established in receiving module, the second tunnel for receiving wireless router transmission；Second tunnel is established in message
Carry the second IP address that main equipment of the core network is wireless router configuration；
Processing module is established for establishing the second IP address in message and the wireless router according to second tunnel
Gre tunneling；
Sending module, for by the gre tunneling to hanging standby transmitting message under the wireless router；
The receiving module is also used to receive the first tunnel that the wireless router is sent and establishes message；First tunnel is built
The first network Protocol IP address that standby equipment of the core network is wireless router configuration is carried in vertical message；
The first IP address and the wireless router that the processing module is also used to be established according to first tunnel in message
Establish generic route encapsulation gre tunneling；
The sending module is also used to through the gre tunneling to hanging standby transmitting message under the wireless router.
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| CN107241753A (en) * | 2017-06-01 | 2017-10-10 | 国网浙江省电力公司嘉兴供电公司 | Wireless network method for optimizing stability and system |
| CN109088823B (en) * | 2017-06-14 | 2020-07-17 | 大唐移动通信设备有限公司 | Method and device for realizing terminal interconnection |
| CN107682866B (en) * | 2017-07-13 | 2020-03-24 | 国网浙江省电力公司嘉兴供电公司 | Power system private network integral optimization method |
| CN109699022A (en) * | 2017-10-20 | 2019-04-30 | 普天信息技术有限公司 | A kind of CBTC data transmission method |
| CN108712340A (en) * | 2018-05-14 | 2018-10-26 | 京信通信系统（中国）有限公司 | A kind of communication means and device |
| CN111193637B (en) * | 2019-12-09 | 2022-04-29 | 京信网络系统股份有限公司 | Core network switching method, device, communication system, equipment and storage medium |
| CN114650557B (en) * | 2020-12-18 | 2023-03-21 | 成都鼎桥通信技术有限公司 | Allopatric disaster-tolerant distributed roaming network architecture, communication method and storage medium |
| CN117118894B (en) * | 2023-08-30 | 2024-03-26 | 广东省机场管理集团有限公司工程建设指挥部 | 5G-based aggregation routing system |
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