CN103888283B - A kind of SCTP communication means and device - Google Patents
A kind of SCTP communication means and device Download PDFInfo
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- CN103888283B CN103888283B CN201310407715.4A CN201310407715A CN103888283B CN 103888283 B CN103888283 B CN 103888283B CN 201310407715 A CN201310407715 A CN 201310407715A CN 103888283 B CN103888283 B CN 103888283B
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Abstract
The invention discloses a kind of SCTP communication means, including：The IP address of host in local device and standby host is arranged to identical, and the IP address of the standby host is arranged to invisible to opposite equip.；When the host in local device communicates with opposite equip., host described in real-time synchronization and the SCTP coupling information on the standby host；When the switching of host standby host occurs, the standby host is switched to host and the IP address of the standby host is arranged to opposite equip. as it can be seen that the standby host is communicated by its SCTP couplings information with opposite equip..In addition, also disclose a kind of SCTP communicators.The present invention not only saves IP resources, but also coupling need not be rebuild when switch between master and slave machines occur, and opposite equip. need not perform corresponding operating to coordinate switching.Active and standby machine, come SCTP is coupled the uniformity of information in standby machine when ensureing switching, greatly improves switch between master and slave machines speed, shortens switching time using real-time synchronization mechanism.
Description
Technical field
The present invention relates to network communication technology field more particularly to a kind of SCTP communication means and a kind of SCTP communication dresses
It puts.
Background technology
SCTP (Stream Control Transmission Protocol, Flow Control Transmission Protocol) is a kind of transport layer
Agreement, it is mainly used for transmitting SCN (Switched by IP (Internet Protocol, Internet protocol) nets
Circuit Network, Circuit Switching Network) narrow band signalling message.SCTP is actually a connection-oriented transport protocol, is used
It is reliably connected in being provided in insecure IP network.With TCP (Transmission Control Protocol, transmission control
Agreement processed) it compares, the concept of SCTP couplings has wider array of concept than TCP connection, and the defects of SCTP is to TCP has carried out some
It is perfect so that signalling has higher reliability, and the design of SCTP includes appropriate congestion control, more preferably real-time performance
With the support of more ownership performances.
Requirement at present in Telecommunication operation Network to user experience is higher and higher, so that the business carried to the network equipment
Reliability improves therewith.It is well known, however, that there is various uncertain factors in network：Such as device looses power, network
Congestion, hanging equipment are waited indefinitely.These all can inevitably cause service disconnection, influence user experience.It is during in order to ensure to break down
System business generally provides a kind of 1+1 backup mechanism of physical equipment from interruption, industry using the method for standby machine.
A carrier of the SCTP couplings as transmission upper layer application business, if it is interrupted, it will cause upper layer application industry
Business is interrupted.In order to make to be carried on the business on Stream Control Transmission Protocol in failure from influence is interrupted, Stream Control Transmission Protocol is proposed more
High reliability requirement, it is necessary to try to ensure that and not interrupted when SCTP is coupled at failure.For this reason, it may be necessary to it is standby to be 1+1 to SCTP couplings
Part processing.Under present circumstances, general way is that SCTP is coupled on a multi-host mainframe using multipath mechanism to passage
It is backed up, failure caused by this way is not avoided that device looses power or crashes.In addition, it is by as M3UA also to have way
Application layer protocol is on different machines as (adaptation layer protocol of MTP3 User Adaptation, MTP third level users)
Different couplings backed up, but so have certain requirement to realizations of opposite end machine, be unfavorable in the different equipment for producing housies
Upper implementation.
The content of the invention
Based on this, for presently, there are SCTP reliable communications sex chromosome mosaicism and asking for influence is be easy to cause on opposite equip.
Topic.The present invention provides a kind of SCTP communication means and a kind of SCTP communicators.
A kind of SCTP communication means, comprises the following steps：
The IP address of host in local device and standby host is arranged to identical, and the IP address of the standby host is arranged to pair
Opposite equip. is invisible；
When the host in local device communicates with opposite equip., host described in real-time synchronization and the SCTP on the standby host
It is coupled information；Wherein, the step of host described in the real-time synchronization is coupled information with the SCTP on the standby host, including：
When the host and opposite equip. establish a coupling, coupling addition order is sent to the standby host；Wherein, institute
State the essential information for including the coupling in coupling addition order；
After the standby host receives the coupling addition order, check whether the coupling is existing；If the coupling
In the presence of then coupling described in update of basic information of the standby host in the coupling addition order；If the coupling is not deposited
, then the standby host according to it is described coupling addition order in essential information establish a new coupling；
When the switching of host standby host occurs, the standby host is switched to host and is arranged to the IP address of the standby host pair
Opposite equip. is as it can be seen that the SCTP couplings information that the standby host is backed up by it communicates with opposite equip..
Compared with general technology, SCTP communication means of the present invention is backed up by active and standby machine to prevent catastrophe failures such as crash,
Active and standby machine compared with opposite equip. using identical IP address, be responsible for handling Stream Control Transmission Protocol flow during normal work, standby by host
Machine is invisible to opposite equip. in a network.When hostdown, standby host is switched to host and to opposite equip. as it can be seen that standby host makes
Continue to communicate with opposite equip. with the SCTP coupling information of backup.The present invention not only saves IP resources, but also standby machine is occurring
Coupling need not be rebuild during switching, opposite equip. need not perform corresponding operating to coordinate switching.Therefore do not have to opposite equip.
Particular/special requirement, opposite equip. do not influence upper layer application without failure is perceived.Active and standby machine using real-time synchronization mechanism come
Ensure the uniformity of SCTP couplings information in standby machine during switching, greatly improve switch between master and slave machines speed, when shortening switching
Between.
A kind of SCTP communicators, including setup module, synchronization module and handover module；
The setup module, for the IP address of host in local device and standby host to be arranged to identical, and will be described standby
The IP address of machine is arranged to invisible to opposite equip.；
The synchronization module, for when the host in local device communicates with opposite equip., host described in real-time synchronization
Information is coupled with the SCTP on the standby host；Wherein, host described in the real-time synchronization is believed with the SCTP couplings on the standby host
The step of breath, including：
When the host and opposite equip. establish a coupling, coupling addition order is sent to the standby host；Wherein, institute
State the essential information for including the coupling in coupling addition order；
After the standby host receives the coupling addition order, check whether the coupling is existing；If the coupling
In the presence of then coupling described in update of basic information of the standby host in the coupling addition order；If the coupling is not deposited
, then the standby host according to it is described coupling addition order in essential information establish a new coupling；
The handover module, for when the switching of host standby host occurs, the standby host to be switched to host；It is and described to set
Module is put the IP address of the standby host to be arranged to opposite equip. as it can be seen that the standby host is coupled information and opposite end by its SCTP
Equipment communicates.
Compared with general technology, SCTP communicators of the present invention are backed up by active and standby machine to prevent catastrophe failures such as crash,
Active and standby machine compared with opposite equip. using identical IP address, be responsible for handling Stream Control Transmission Protocol flow during normal work, standby by host
Machine is invisible to opposite equip. in a network.When hostdown, standby host is switched to host and to opposite equip. as it can be seen that standby host makes
Continue to communicate with opposite equip. with the SCTP coupling information of backup.The present invention not only saves IP resources, but also standby machine is occurring
Coupling need not be rebuild during switching, opposite equip. need not perform corresponding operating to coordinate switching.Therefore do not have to opposite equip.
Particular/special requirement, opposite equip. do not influence upper layer application without failure is perceived.Active and standby machine using real-time synchronization mechanism come
Ensure the uniformity of SCTP couplings information in standby machine during switching, greatly improve switch between master and slave machines speed, when shortening switching
Between.
Description of the drawings
Fig. 1 is the flow diagram of SCTP communication means of the present invention；
Fig. 2 is a communication system architecture schematic diagram of application SCTP communication means of the present invention；
Fig. 3 is host implementation flow chart in SCTP communication means one embodiment of the present invention；
Fig. 4 is standby host implementing procedure figure in SCTP communication means one embodiment of the present invention；
Fig. 5 is the structure diagram of SCTP communicators of the present invention.
Specific embodiment
It is below in conjunction with the accompanying drawings and preferably real further to illustrate the effect of the technological means of the invention taken and acquirement
Example is applied, to technical scheme, carries out clear and complete description.
Referring to Fig. 1, the flow diagram for SCTP communication means of the present invention.
SCTP communication means of the present invention, comprises the following steps：
The IP address of host in local device and standby host is arranged to identical by S101, and the IP address of the standby host is set
To be invisible to opposite equip.；
S102 is when the host in local device communicates with opposite equip., on host described in real-time synchronization and the standby host
SCTP is coupled information；
The standby host is switched to host and sets the IP address of the standby host by S103 when the switching of host standby host occurs
For to opposite equip. as it can be seen that the standby host by its SCTP be coupled information communicate with opposite equip..
In step S101, the IP address of host in local device and standby host is arranged to identical, and by the standby host
IP address is arranged to invisible to opposite equip..Host is responsible for handling all Stream Control Transmission Protocol flows, and standby host is in a network to opposite end
It is invisible, any Stream Control Transmission Protocol flow is not handled；It is communicated between standby machine by inner passage.
A referring to Fig. 2, communication system architecture schematic diagram for application SCTP communication means of the present invention.
Host uses identical IP address with the local terminal address that standby host SCTP is coupled, and the IP address of standby host is externally invisible,
The message for not receiving opposite end coupling is also coupled transmission message without normal direction opposite end.Host is carried out with standby host by inside story passage
Communication.By 1+1 backup mode, active and standby machine uses identical IP address to save IP resources compared with opposite end；Standby host is to right
It is sightless for end, opposite end message need not be handled, reduces the tax lotus of standby host.
In step s 102, SCTP is linked by the way of the real-time synchronization coupling information between host and standby host and carried out
Backup.When host, which is created or deleted, specifies coupling, initiate newly-built or deletion to standby host and specify coupling；When information in host coupling
When being updated, the corresponding coupling information of coupling new information requirement update is sent to standby host.
In the first embodiment, the step of host described in the real-time synchronization is coupled information with the SCTP on the standby host,
Comprise the following steps：
When a SCTP coupling is created or deleted in the host, then create or delete in the standby host and is corresponding
SCTP is coupled.
When host and opposite equip. create a coupling, many situations are to establish a new communication connection, standby host this
When need to follow up, also establish identical coupling；But the coupling that standby host is established does not generate communication information with opposite equip..When host is deleted
During except a coupling, many situations are to terminate a communication connection with opposite equip., and standby host will also be coupled deletion accordingly.This
Sample may insure that the coupling information in standby host is consistent at any time with host, be ready for possible switch between master and slave machines, when cutting
It can be quickly completed when changing raw, much switch necessary information without temporary copying.
In a second embodiment, the step of host described in the real-time synchronization is coupled information with the SCTP on the standby host,
Comprise the following steps：
When a SCTP couplings information has update in the host, then corresponding SCTP couplings letter on the standby host is updated
Breath.
After establishing SCTP couplings due to host and opposite equip., with the process of real-time Communication for Power, coupling information also can
It changes correspondingly.When the SCTP couplings information in host has update, corresponding SCTP couplings information on real-time update standby host is also wanted.
It so may insure that the coupling information in standby host is consistent at any time with host, be ready for possible switch between master and slave machines, when
Switching can quickly complete when occurring, and much switch necessary information without temporary copying.
In the third embodiment, the step of host described in the real-time synchronization is coupled information with the SCTP on the standby host,
Comprise the following steps：
When the host and opposite equip. establish a coupling, coupling addition order is sent to the standby host；Wherein, institute
State the essential information for including the coupling in coupling addition order；
After the standby host receives the coupling addition order, check whether the coupling is existing；
It is even described in update of basic information of the standby host in the coupling addition order if the coupling exists
Connection；If the coupling is not present, essential information of the standby host in the coupling addition order establish one it is new
Coupling.
When host and opposite equip., which are established, to be coupled, it is possible that having existed the coupling in standby host.It at this moment can be first to standby host
It is detected, if coupling has existed, only needs to be updated coupling, so as to accelerate synchronizing speed, it is unnecessary to reduce
Operation.If coupling is not present, standby host establishes corresponding coupling.Meanwhile in whole process, standby host and opposite equip. are not
It communicates.
In the fourth embodiment, the step of host described in the real-time synchronization is coupled information with the SCTP on the standby host,
Comprise the following steps：
When the host communicates with opposite equip., coupling more newer command is sent to the standby host in real time；
After the standby host receives the coupling more newer command, check that the coupling whether there is；
If the coupling exists, the standby host updates the coupling；If the coupling is not present, the standby host
Coupling miss message is sent to the host；
After the host receives the coupling miss message, the essential information being accordingly coupled is searched, and is sent out to the standby host
Send coupling addition order；Wherein, the essential information of the coupling is included in the coupling addition order.
When host and opposite equip. real-time Communication for Power, coupling information also changes in real time.When needing in standby host
When coupling is updated, first standby host is detected, if coupling has existed, only needs to be updated coupling, so as to
Accelerate synchronizing speed, reduce unnecessary operation.If coupling is not present, standby host needs first to establish corresponding coupling.Meanwhile
In whole process, standby host is with opposite equip. without communicating.
As a preferred embodiment, referring to Fig. 3, real for host in SCTP communication means one embodiment of the present invention
Apply flow chart.Referring to Fig. 4, it is standby host implementing procedure figure in SCTP communication means one embodiment of the present invention.Wherein, ADD is ordered
It makes adding for coupling and order, UPDATA orders is coupling more newer commands, the order that DELETE orders are coupled for deletion.
After standby host starts, coupling synchronization request first is sent to host, after host receives synchronization request, all idols on host
Join synchronizing information to standby host；
When host and opposite end are successfully established coupling, host sends coupling addition order to standby host, and coupling addition order is taken
With coupling essential information.After standby host receives coupling addition order, first check whether coupling is existing, if there is no then making
With the basic one new coupling of information creating of coupling.And if so, it is coupled with update of basic information；
Coupling to standby host in the communication process of opposite end, sending what coupling more newer command was accordingly coupled to update standby host in real time
TSN and SSN values.After standby host receives more newer command, first check that coupling whether there is, and is coupled if it does not exist, then being sent to host
Miss message.If it is present update coupling；
After host receives coupling miss message, the essential information being accordingly coupled is searched, and coupling addition life is sent to standby host
Order；
When host deletes coupling, coupling delete command is sent to standby host.Standby host is searched accordingly after receiving coupling delete command
It is coupled and deletes.
In step s 103, when hostdown, upper layer software (applications) can initiate masterslave switchover and restart host and mian engine changeover
For standby host, standby host is switched to host and to opposite end as it can be seen that standby host is communicated using the information continuation backed up originally with opposite end.
Failure end need not rebuild coupling, so as to not influence upper layer application；Opposite end need not do any action to coordinate down
It changes so that opposite end need not perceive failure；Real-time synchronization mechanism is very small using switching time；It is initiated by upper layer software (applications) active and standby
It switches, realizes the complexity for simply, reducing kernel stack.
After the completion of masterslave switchover, standby host becomes new host, and IP address is externally as it can be seen that original host can replaced just
It often responds opposite end SCTP message and carries out data transmission.
Compared with general technology, SCTP communication means of the present invention is backed up by active and standby machine to prevent catastrophe failures such as crash,
Active and standby machine compared with opposite equip. using identical IP address, be responsible for handling Stream Control Transmission Protocol flow during normal work, standby by host
Machine is invisible to opposite equip. in a network.When hostdown, standby host is switched to host and to opposite equip. as it can be seen that standby host makes
Continue to communicate with opposite equip. with the SCTP coupling information of backup.The present invention not only saves IP resources, but also standby machine is occurring
Coupling need not be rebuild during switching, opposite equip. need not perform corresponding operating to coordinate switching.Therefore do not have to opposite equip.
Particular/special requirement, opposite equip. do not influence upper layer application without failure is perceived.Active and standby machine using real-time synchronization mechanism come
Ensure the uniformity of SCTP couplings information in standby machine during switching, greatly improve switch between master and slave machines speed, when shortening switching
Between.
Referring to Fig. 5, the structure diagram for SCTP communicators of the present invention.
SCTP communicators of the present invention, including setup module 501, synchronization module 502 and handover module 503；
The setup module 501, for the IP address of host in local device and standby host to be arranged to identical, and by described in
The IP address of standby host is arranged to invisible to opposite equip.；
The synchronization module 502, for when the host in local device communicates with opposite equip., being led described in real-time synchronization
Machine and the SCTP coupling information on the standby host；
The handover module 503, for when the switching of host standby host occurs, the standby host to be switched to host；And institute
State setup module the IP address of the standby host is arranged to opposite equip. as it can be seen that the standby host by its SCTP be coupled information with
Opposite equip. communicates.
As one of embodiment, the synchronization module is used for when newly-built in the host or one SCTP coupling of deletion
When, corresponding SCTP couplings are created or deleted in the standby host.
When host and opposite equip. create a coupling, many situations are to establish a new communication connection, standby host this
When need to follow up, also establish identical coupling；But the coupling that standby host is established does not generate communication information with opposite equip..When host is deleted
During except a coupling, many situations are to terminate a communication connection with opposite equip., and standby host will also be coupled deletion accordingly.This
Sample may insure that the coupling information in standby host is consistent at any time with host, be ready for possible switch between master and slave machines, when cutting
It can be quickly completed when changing raw, much switch necessary information without temporary copying.
As one of embodiment, the synchronization module is used for when a SCTP couplings information has update in the host
When, update corresponding SCTP couplings information on the standby host.
After establishing SCTP couplings due to host and opposite equip., with the process of real-time Communication for Power, coupling information also can
It changes correspondingly.When the SCTP couplings information in host has update, corresponding SCTP couplings information on real-time update standby host is also wanted.
It so may insure that the coupling information in standby host is consistent at any time with host, be ready for possible switch between master and slave machines, when
Switching can quickly complete when occurring, and much switch necessary information without temporary copying.
As one of embodiment, the synchronization module is used to establish a coupling with opposite equip. when the host
When, send coupling addition order to the standby host；Wherein, the basic letter of the coupling is included in the coupling addition order
Breath；
After the standby host receives the coupling addition order, check whether the coupling is existing；
If the coupling exists, update of basic information institute of the synchronization module in the coupling addition order
State coupling；If the coupling is not present, essential information of the synchronization module in the coupling addition order is established
One new coupling.
When host and opposite equip., which are established, to be coupled, it is possible that having existed the coupling in standby host.It at this moment can be first to standby host
It is detected, if coupling has existed, only needs to be updated coupling, so as to accelerate synchronizing speed, it is unnecessary to reduce
Operation.If coupling is not present, standby host establishes corresponding coupling.Meanwhile in whole process, standby host and opposite equip. are not
It communicates.
As one of embodiment, the synchronization module be used for when the host communicates with opposite equip., in real time to
The standby host sends coupling more newer command；
After the standby host receives the coupling more newer command, check that the coupling whether there is；
If the coupling exists, the synchronization module updates the coupling；If the coupling is not present, described
Synchronization module sends coupling miss message to the host；
After the host receives the coupling miss message, search the essential information that is accordingly coupled, the synchronization module to
The standby host sends coupling addition order；Wherein, the essential information of the coupling is included in the coupling addition order.
When host and opposite equip. real-time Communication for Power, coupling information also changes in real time.When needing in standby host
When coupling is updated, first standby host is detected, if coupling has existed, only needs to be updated coupling, so as to
Accelerate synchronizing speed, reduce unnecessary operation.If coupling is not present, standby host needs first to establish corresponding coupling.Meanwhile
In whole process, standby host is with opposite equip. without communicating.
Compared with general technology, SCTP communicators of the present invention are backed up by active and standby machine to prevent catastrophe failures such as crash,
Active and standby machine compared with opposite equip. using identical IP address, be responsible for handling Stream Control Transmission Protocol flow during normal work, standby by host
Machine is invisible to opposite equip. in a network.When hostdown, standby host is switched to host and to opposite equip. as it can be seen that standby host makes
Continue to communicate with opposite equip. with the SCTP coupling information of backup.The present invention not only saves IP resources, but also standby machine is occurring
Coupling need not be rebuild during switching, opposite equip. need not perform corresponding operating to coordinate switching.Therefore do not have to opposite equip.
Particular/special requirement, opposite equip. do not influence upper layer application without failure is perceived.Active and standby machine using real-time synchronization mechanism come
Ensure the uniformity of SCTP couplings information in standby machine during switching, greatly improve switch between master and slave machines speed, when shortening switching
Between.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (6)
1. a kind of SCTP communication means, which is characterized in that comprise the following steps：
The IP address of host in local device and standby host is arranged to identical, and the IP address of the standby host is arranged to opposite end
Equipment is invisible；
When the host in local device communicates with opposite equip., host described in real-time synchronization is coupled with the SCTP on the standby host
Information；Wherein, the step of host described in the real-time synchronization is coupled information with the SCTP on the standby host, including:As the master
When machine establishes a coupling with opposite equip., coupling addition order is sent to the standby host；Wherein, in the coupling addition order
Include the essential information of the coupling；After the standby host receives the coupling addition order, whether the coupling is checked
In the presence of；If the coupling exists, coupling described in update of basic information of the standby host in the coupling addition order；
If the coupling is not present, essential information of the standby host in the coupling addition order establishes a new idol
Connection；When the host communicates with opposite equip., coupling more newer command is sent to the standby host in real time；The standby host receives described
After being coupled more newer command, check that the coupling whether there is；If the coupling exists, the standby host updates the coupling；
If the coupling is not present, the standby host sends coupling miss message to the host；The host receives the coupling
After miss message, the essential information being accordingly coupled is searched, and coupling addition order is sent to the standby host；Wherein, the coupling
Include the essential information of the coupling in addition order；
When the switching of host standby host occurs, the standby host is switched to host and the IP address of the standby host is arranged to opposite end
Equipment visibility, the standby host are coupled information by its SCTP and communicate with opposite equip..
2. SCTP communication means according to claim 1, which is characterized in that host described in the real-time synchronization with it is described standby
The step of SCTP on machine is coupled information, comprises the following steps：
When a SCTP coupling is created or deleted in the host, then it is even that corresponding SCTP is created or deleted in the standby host
Connection.
3. SCTP communication means according to claim 1, which is characterized in that host described in the real-time synchronization with it is described standby
The step of SCTP on machine is coupled information, comprises the following steps：
When a SCTP couplings information has update in the host, then corresponding SCTP couplings information on the standby host is updated.
4. a kind of SCTP communicators, which is characterized in that including setup module, synchronization module and handover module；
The setup module, for the IP address of host in local device and standby host to be arranged to identical, and by the standby host
IP address is arranged to invisible to opposite equip.；
The synchronization module, for when the host in local device communicates with opposite equip., host described in real-time synchronization and institute
State the SCTP coupling information on standby host；Wherein, the step of host described in real-time synchronization is coupled information with the SCTP on the standby host
Including：When the host and opposite equip. establish a coupling, coupling addition order is sent to the standby host；Wherein, it is described
Include the essential information of the coupling in coupling addition order；After the standby host receives the coupling addition order, check
Whether the coupling is existing；If the coupling exists, basic letter of the standby host in the coupling addition order
Breath updates the coupling；If the coupling is not present, essential information of the standby host in the coupling addition order
Establish a new coupling；The synchronization module is additionally operable to when the host communicates with opposite equip., in real time to the standby host
Send coupling more newer command；After the standby host receives the coupling more newer command, check that the coupling whether there is；It is if described
Coupling exists, then the synchronization module updates the coupling；If the coupling is not present, the synchronization module is to the master
Machine sends coupling miss message；After the host receives the coupling miss message, the essential information being accordingly coupled is searched, it is described
Synchronization module sends coupling addition order to the standby host；Wherein, the base of the coupling is included in the coupling addition order
This information；
The handover module, for when the switching of host standby host occurs, the standby host to be switched to host；And the setting mould
The IP address of the standby host is arranged to opposite equip. by block as it can be seen that the standby host is coupled information and opposite equip. by its SCTP
Communication.
5. SCTP communicators according to claim 4, which is characterized in that the synchronization module is used for when in the host
During newly-built or one SCTP coupling of deletion, corresponding SCTP couplings are created or deleted in the standby host.
6. SCTP communicators according to claim 4, which is characterized in that the synchronization module is used for when in the host
When one SCTP couplings information has update, corresponding SCTP couplings information on the standby host is updated.
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| CN105119747B (en) * | 2015-08-27 | 2018-12-11 | 福建三元达科技有限公司 | A kind of heat backup method of the Stream Control Transmission Protocol stack of LTE Femto gateway |
| CN106612532B (en) * | 2015-10-21 | 2019-11-29 | 大唐移动通信设备有限公司 | The method and apparatus of ENB access MME in a kind of LTE system |
| CN106411570B (en) * | 2016-09-05 | 2019-08-20 | 深圳震有科技股份有限公司 | Realize method, system and the server host of Stream Control Transmission Protocol warm back-up |
| CN108306989B (en) * | 2018-04-20 | 2020-02-14 | 北京全路通信信号研究设计院集团有限公司 | Main and standby machine data synchronization method for railway dispatching centralized system |
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Address after: 510663 No. 10 Shenzhou Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 No. 10 Shenzhou Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee before: Comba Telecom System (China) Ltd. |