CN106302185A - A kind of service message retransmission method, device and communication system - Google Patents
A kind of service message retransmission method, device and communication system Download PDFInfo
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- CN106302185A CN106302185A CN201510269948.1A CN201510269948A CN106302185A CN 106302185 A CN106302185 A CN 106302185A CN 201510269948 A CN201510269948 A CN 201510269948A CN 106302185 A CN106302185 A CN 106302185A
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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
- H04L45/74—Address processing for routing
- H04L45/745—Address table lookup; Address filtering
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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
- H04L45/02—Topology update or discovery
- H04L45/021—Ensuring consistency of routing table updates, e.g. by using epoch numbers
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Abstract
The invention provides a kind of service message retransmission method, device and communication system, the method includes: receive service message；Obtain the service identification of service message home service；According to the mapping table of service identification with network interface mark, search the network interface mark that service identification is corresponding；Utilize the independent network interface forwarding service message that network interface mark is corresponding.By the enforcement of the present invention, utilize the mark of the independent network interface that the identifier lookup of message home service is corresponding, and utilize the independent network interface found to E-Packet, by business is mapped with network interface, ensure that the service message integrity when forwarding, in achieving retransmission unit, multiple independent network interfaces can be with complete independently business, do not affect mutually data between network interface to forward, the application is before service message enters protocol stack route analysis flow process simultaneously, first inquire about network interface according to mapping table, directly returning after inquiring, given out a contract for a project by corresponding network interface, process is simple.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of service message retransmission method, device and communication
System.
Background technology
ICP/IP protocol stack is the foundation stone that the network equipment carries out that IP interconnects, and its hierarchy includes: network
Interface layer, Internet (IP), transport layer (TCP) and application layer, in Internet, by stacked number
Carry out route analysis according to the IP packet header of (service message), according to the routing table of protocol stack handles, make route
Select；Inside a retransmission unit, the most only can safeguard an overall route forwarding table, enter accordingly
The network interface distribution of row IP data.
There are some problems in the pass-through mode of above-mentioned service message, such as one retransmission unit has multiple independence
During network interface, after these independent network interfaces access IP network, automatically obtain IP address, when each independent network interface obtains
When obtaining IP address, meeting each increases default route in the overall routing table in retransmission unit, and (these give tacit consent to road
It is same gateway by may point to, but corresponding different network interface), but when there is multiple default route
Time, only the default route of foremost comes into force, when this allows for protocol stack routing forwarding all of business all
Send toward same network interface, system can be caused to operate these independent network interfaces and carry out data service (such as simultaneously
PING external address) time, the result that business is unstable or obstructed occurs.
Therefore, how a kind of message forwarding method solving the problems referred to above is provided, is those skilled in the art
Technical problem urgently to be resolved hurrily.
Summary of the invention
The invention provides a kind of service message retransmission method, device and communication system, to solve existing business
Apparatus for forwarding message cannot reasonable distribution message forward network interface problem.
The invention provides a kind of service message retransmission method, this service message retransmission method includes: receive industry
Business message；Obtain the service identification of service message home service；Mapping according to service identification with network interface mark
Table, searches the network interface mark that service identification is corresponding；Utilize the independent network interface forwarding service report that network interface mark is corresponding
Literary composition.
Further, before searching the network interface mark that identification information is corresponding, also include: obtain service message
Type of message, according to type of message judge whether search network interface mark.
Further, when the start message that type of message is home service, judge whether according to type of message
The result searching network interface mark identifies for not searching network interface, and service message retransmission method also includes: for ownership industry
Business distributes independent network interface, the service identification of home service and the network interface mark of independent network interface distributed is updated
To mapping table, and pass through the independent network interface forwarding service message distributed.
Further, distribute independent network interface for home service and include: detecting whether to there is idle independent network interface,
If there is idle independent network interface, then one idle independent network interface of selection is as the independent network interface of home service,
If do not exist free time independent network interface, then according to the load of each independent network interface be home service distribute independent network interface.
Further, when the midamble that type of message is home service or end message, according to message class
Type judges whether that the result searching network interface mark is for searching network interface mark.
Further, when the end message that type of message is home service, service message retransmission method is in profit
After the independent network interface forwarding service message that network interface mark is corresponding, also include: be released to home service distribution
Independent network interface, the service identification deleting the home service in mapping table and the network interface of independent network interface distributed
Mark.
Further, when type of message is for being not belonging to arbitrary business or father's business, judge according to type of message
The result whether searching network interface mark identifies for not searching network interface, and service message retransmission method also includes: according to
The IP packet header of service message carries out selecting independent network interface, and by selected independent network interface forwarding service message.
Further, service identification includes that the process number of home service, network interface mark include the volume of separate port
Number.
The invention provides a kind of service message retransmission unit, it include multiple independent network interface and: receive
Module, is used for receiving service message；Acquisition module, for obtaining the service identification of service message home service；
Search module, for the mapping table according to service identification with network interface mark, search the network interface that service identification is corresponding
Mark；Sending module, for utilizing the independent network interface forwarding service message of network interface mark correspondence.
Further, lookup module, before searching the network interface mark that identification information is corresponding, is additionally operable to obtain industry
The type of message of business message, judges whether to search network interface mark according to type of message.
Further, when the start message that type of message is home service, search module according to type of message
Judge whether that the result searching network interface mark, for not searching network interface mark, is searched module and is additionally operable to as home service
Distribute independent network interface, the service identification of home service and the network interface mark of independent network interface distributed are updated to
In mapping table, and pass through the independent network interface forwarding service message distributed.
Further, search module to be additionally operable to detect whether to there is idle independent network interface, if there is the free time
Independent network interface, then one idle independent network interface of selection is as the independent network interface of home service, if there is not sky
Not busy independent network interface, then be that home service distributes independent network interface according to the load of each independent network interface.
Further, when the midamble that type of message is home service or end message, search module root
Judge whether that according to type of message the result searching network interface mark is for searching network interface mark.
Further, when the end message that type of message is home service, search module and utilizing network interface mark
After knowing corresponding independent network interface forwarding service message, it is additionally operable to be released to the independent network interface of home service distribution,
The network interface mark of the service identification deleting the home service in mapping table and the independent network interface distributed.
Further, when type of message is for being not belonging to arbitrary business or father's business, search module according to message
Type judges whether that the result searching network interface mark, for not searching network interface mark, is searched module and is additionally operable to according to industry
The IP packet header of business message carries out selecting independent network interface, and by selected independent network interface forwarding service message.
Further, service identification includes that the process number of home service, network interface mark include the volume of separate port
Number.
The invention provides a kind of communication system, it includes the service message retransmission unit that the present invention provides.
Beneficial effects of the present invention:
The invention provides a kind of new message and forward the determination method of network interface, retransmission unit utilizes message to belong to
The mark of the independent network interface that the identifier lookup of business is corresponding, and utilize the independent network interface found to E-Packet,
By business is mapped with network interface, it is ensured that the service message integrity when forwarding, it is achieved that forward
In device, multiple independent network interfaces can not affect mutually data forward, simultaneously with complete independently business between network interface
The application, before service message enters protocol stack route analysis flow process, first inquires about network interface according to mapping table, looks into
Asking rear direct return, given out a contract for a project by corresponding network interface, process is simple.
Accompanying drawing explanation
The structural representation of the service message retransmission unit that Fig. 1 provides for first embodiment of the invention；
The flow chart of the service message retransmission method that Fig. 2 provides for second embodiment of the invention；
The flow chart of the service message retransmission method that Fig. 3 provides for third embodiment of the invention.
Detailed description of the invention
Now by the way of detailed description of the invention combines accompanying drawing, the present invention is made and further annotate explanation.
First embodiment:
The structural representation of the service message retransmission unit that Fig. 1 provides for first embodiment of the invention, by Fig. 1
Understanding, in the present embodiment, the service message retransmission unit 1 that the present invention provides includes:
Multiple independent network interfaces 15, independent network interface 15-1,15-2 and 15-3 as shown in Figure 1；
Receiver module 11, is used for receiving service message；
Acquisition module 12, for obtaining the service identification of service message home service；
Search module 13, for the mapping table according to service identification with network interface mark, search service identification corresponding
Network interface mark；
Sending module 14, for utilizing the independent network interface 15 forwarding service message of network interface mark correspondence.
In certain embodiments, the lookup module 13 in above-described embodiment is searching the network interface that identification information is corresponding
Before mark, it is additionally operable to obtain the type of message of service message, judges whether to search network interface according to type of message
Mark.
In certain embodiments, when the start message that type of message is home service, in above-described embodiment
Search module 13 and judge whether that the result searching network interface mark identifies for not searching network interface according to type of message, look into
Look for module to be additionally operable to as home service and distribute independent network interface, by the service identification of home service and distributed only
The network interface mark of vertical network interface is updated in mapping table, and passes through the independent network interface forwarding service message distributed.
In certain embodiments, the lookup module 13 in above-described embodiment is additionally operable to detect whether to there is the free time
Independent network interface, if there is idle independent network interface, then selects an idle independent network interface as home service
Independent network interface, if there is not the independent network interface of free time, be then home service according to the load of each independent network interface
Distribute independent network interface.
In certain embodiments, when the midamble that type of message is home service or end message, above-mentioned
Lookup module 13 in embodiment, judges whether that according to type of message the result searching network interface mark is for searching net
Mouth mark.
In certain embodiments, when the end message that type of message is home service, in above-described embodiment
Lookup module 13, after utilizing the independent network interface forwarding service message of network interface mark correspondence, is additionally operable to be released to
The independent network interface of home service distribution, delete the service identification of the home service in mapping table and distributed only
The network interface mark of vertical network interface.
In certain embodiments, when type of message is for being not belonging to arbitrary business or father's business, above-described embodiment
In lookup module 13 according to type of message judge whether search network interface mark result for not search network interface mark
Knowing, lookup module is additionally operable to the IP packet header according to service message and carries out selecting independent network interface, and by selected
Independent network interface forwarding service message.
In certain embodiments, service identification includes that the process number of home service, network interface mark include separate end
The numbering of mouth.
The invention provides a kind of communication system, it includes the service message retransmission unit that the present invention provides, logical
Communication system can be the communication system of IP based network.
Second embodiment:
The flow chart of the service message retransmission method that Fig. 2 provides for second embodiment of the invention, as shown in Figure 2,
In the present embodiment, the service message retransmission method that the present invention provides comprises the following steps:
S201: receive service message；
S202: obtain the service identification of service message home service；
S203: according to the mapping table of service identification with network interface mark, search the network interface mark that service identification is corresponding；
S204: utilize the independent network interface forwarding service message that network interface mark is corresponding.
In certain embodiments, above-described embodiment, before searching the network interface mark that identification information is corresponding, also wraps
Include: obtain the type of message of service message, judge whether to search network interface mark according to type of message.
In certain embodiments, when the start message that type of message is home service, in above-described embodiment
Judging whether that the result searching network interface mark identifies for not searching network interface according to type of message, service message forwards
Method also includes: distribute independent network interface for home service, by the service identification of home service and distributed only
The network interface mark of vertical network interface is updated in mapping table, and passes through the independent network interface forwarding service message distributed.
In certain embodiments, including for the home service independent network interface of distribution in above-described embodiment: detection is
The no independent network interface that there is the free time, if there is idle independent network interface, then selects an idle independent network interface
As the independent network interface of home service, if there is not the independent network interface of free time, then bearing according to each independent network interface
Carry and distribute independent network interface for home service.
In certain embodiments, when the midamble that type of message is home service or end message, above-mentioned
In embodiment according to type of message judge whether search network interface mark result for search network interface mark.
In certain embodiments, when the end message that type of message is home service, in above-described embodiment
Service message retransmission method, after utilizing the independent network interface forwarding service message of network interface mark correspondence, also includes:
It is released to the independent network interface of home service distribution, deletes the service identification of the home service in mapping table and divided
The network interface mark of the independent network interface joined.
In certain embodiments, when type of message is for being not belonging to arbitrary business or father's business, above-described embodiment
According to type of message judge whether search network interface mark result for do not search network interface mark, service message
Retransmission method also includes: carry out selecting independent network interface according to the IP packet header of service message, and by selected
Independent network interface forwarding service message.
In certain embodiments, the service identification in above-described embodiment includes the process number of home service, network interface
Mark includes the numbering of separate port.
In conjunction with concrete application example the present invention done and further annotate explanation.
3rd embodiment:
The schematic diagram of the service message retransmission method that Fig. 3 provides for third embodiment of the invention, from the figure 3, it may be seen that
In the present embodiment, the service message retransmission method that the present invention provides comprises the following steps:
S301: receive service message；
S302: judge whether service message belongs to a certain business or father's business, the most then perform step S303,
If it is not, then perform step S312；
S303: obtain the service identification of service message home service；
If service message belongs to a certain business or father's business, the then business belonged to or father's business
Mark as the service identification of service message.
S304: obtain the type of message of service message, and perform subsequent operation according to type of message；
Concrete is, when the start message that type of message is home service, such as service message 1, to perform step
S305, when the midamble that type of message is home service, such as service message 2, performs step S309,
When the end message that type of message is home service, such as service message 3, perform step S310, work as message
When type is for being not belonging to arbitrary business or father's business (service message is not belonging to a certain business or father's business),
Such as service message 4, perform step S312.
S305: detect whether to there is idle independent network interface；If there is idle independent network interface, then perform step
Rapid S306, if there is not the independent network interface of free time, then performs step S307；
For service message 1, represent the appearance of new business, need to distribute independent network interface for it.
S306: select an idle independent network interface as the independent network interface of home service；
Such as network interface 15-3 is idle separate port, then as service message 1, network interface 15-3 is belonged to industry
The forwarding port of all messages of business a, the follow-up all service messages of home service a all pass through network interface 15-3
Forward.
S307: according to the load of each independent network interface be home service distribute independent network interface；
Such as three network interfaces have service message forwarding, and i.e. do not have the independent network interface of free time, are now accomplished by
According to the load of each independent network interface, if the number of number of services undertaken is to determine the network interface that comparison is idle,
The number of services of such as network interface 15-3 carrying is minimum, then using network interface 15-3 as service message 1 home service a
The forwarding port of all messages, the follow-up all service messages of home service a are all forwarded by network interface 15-3.
S308: be updated to map by the service identification of home service and the network interface mark of independent network interface distributed
In table, and control the independent network interface forwarding service message passing through to be distributed；
For service message 1, need to increase in the mapping table the mapping relations of business a-network interface 15-3, and
Utilize network interface 15-3 forwarding service message 1.
S309: searching the network interface mark that its home service is corresponding, the independent network interface controlling to pass through to be found turns
Sending service message；
Belonging to midamble for service message 2, it belongs to business b, in the mapping table, and the net of its correspondence
Mouth is 15-2, when follow-up transmission, uses network interface 15-2 to forward.
S310: searching the network interface mark that its home service is corresponding, the independent network interface controlling to pass through to be found turns
Sending service message；
Belonging to end message for service message 3, it belongs to business c, in the mapping table, and the net of its correspondence
Mouth is 15-1.
S311: be released to the independent network interface of home service distribution, the business of the home service in deletion mapping table
The network interface mark of the independent network interface identified and distributed；
For service message 3, it belongs to business c, and after using network interface 15-1 to forward, business c is just
Network interface 15-1 can be discharged, the service identification deleting the home service in mapping table and the independent network interface distributed
Network interface mark, i.e. delete business c-these mapping relations of network interface 15-1.
S312: carry out selecting independent network interface according to the IP packet header of service message, and control by selected only
Vertical network interface forwarding service message；
For service message 4, it is not belonging to any business, avoids the need for distributing special network interface into it, according to
IP packet header selects a network interface to forward.
S313: by the independent network interface forwarding service message that service message is corresponding, and return step S301.
In summary, by the enforcement of the present invention, at least there is following beneficial effect:
Retransmission unit utilizes the mark of the independent network interface that the identifier lookup of message home service is corresponding, and utilizes and look into
The independent network interface found E-Packets, by business being mapped with network interface, it is ensured that service message is turning
Integrity when sending out, it is achieved that in retransmission unit, multiple independent network interfaces can be with complete independently business, between network interface
Not affecting mutually data to forward, the application is before service message enters protocol stack route analysis flow process simultaneously,
First inquiring about network interface according to mapping table, directly return after inquiring, given out a contract for a project by corresponding network interface, process is simple.
Below it is only the detailed description of the invention of the present invention, not the present invention is done any pro forma restriction,
Any simple modification that embodiment of above is done by every technical spirit according to the present invention, equivalent variations,
In conjunction with or modify, all still fall within the protection domain of technical solution of the present invention.
Claims (17)
1. a service message retransmission method, it is characterised in that described service message retransmission method includes:
Receive service message；
Obtain the service identification of described service message home service；
According to the mapping table of service identification with network interface mark, search the network interface mark that described service identification is corresponding；
The independent network interface utilizing described network interface mark corresponding forwards described service message.
2. service message retransmission method as claimed in claim 1, it is characterised in that searching described mark
Before the network interface mark that knowledge information is corresponding, also include: obtain the type of message of described service message, according to institute
State type of message to judge whether to search network interface mark.
3. service message retransmission method as claimed in claim 2, it is characterised in that when described message class
When type is the start message of home service, judge whether to search the result of network interface mark according to described type of message
For not searching described network interface mark, described service message retransmission method also includes: distribute for described home service
Independent network interface, is updated to the service identification of described home service and the network interface mark of independent network interface distributed
In described mapping table, and the independent network interface passing through to be distributed forwards described service message.
4. service message retransmission method as claimed in claim 3, it is characterised in that for described ownership industry
Business distributes independent network interface and includes: detecting whether to there is idle independent network interface, if there is idle independent network interface,
Then one idle independent network interface of selection is as the independent network interface of described home service, if there is not the only of free time
Vertical network interface, then be that described home service distributes independent network interface according to the load of each independent network interface.
5. service message retransmission method as claimed in claim 2, it is characterised in that when described message class
When type is midamble or the end message of home service, judge whether to search network interface according to described type of message
The result of mark is for searching described network interface mark.
6. service message retransmission method as claimed in claim 5, it is characterised in that when described message class
When type is the end message of home service, described service message retransmission method is utilizing described network interface mark correspondence
Independent network interface forward after described service message, also include: be released to the independence of described home service distribution
Network interface, the service identification deleting the described home service in described mapping table and the net of independent network interface distributed
Mouth mark.
7. service message retransmission method as claimed in claim 2, it is characterised in that when described message class
When type is for being not belonging to arbitrary business or father's business, judge whether to search network interface mark according to described type of message
Result is not for searching described network interface mark, and described service message retransmission method also includes: according to described business report
The IP packet header of literary composition carries out selecting independent network interface, and forwards described service message by selected independent network interface.
8. the service message retransmission method as described in any one of claim 1 to 7, it is characterised in that institute
State service identification and include that the process number of described home service, described network interface mark include the volume of described separate port
Number.
9. a service message retransmission unit, it is characterised in that include multiple independent network interface and:
Receiver module, is used for receiving service message；
Acquisition module, for obtaining the service identification of described service message home service；
Search module, for the mapping table according to service identification with network interface mark, search described service identification pair
The network interface mark answered；
Sending module, forwards described service message for the independent network interface utilizing described network interface mark corresponding.
10. service message retransmission unit as claimed in claim 9, it is characterised in that described lookup module
Before searching the network interface mark that described identification information is corresponding, it is additionally operable to obtain the message class of described service message
Type, judges whether to search network interface mark according to described type of message.
11. service message retransmission units as claimed in claim 10, it is characterised in that when described message
When type is the start message of home service, described lookup module judges whether to search according to described type of message
The result of network interface mark is not for searching described network interface mark, and described lookup module is additionally operable to as described home service
Distribute independent network interface, the service identification of described home service and the network interface of independent network interface that distributed are identified more
New to described mapping table, and pass through the independent network interface described service message of forwarding distributed.
12. service message retransmission units as claimed in claim 11, it is characterised in that described lookup mould
Block is additionally operable to detect whether to there is idle independent network interface, if there is idle independent network interface, then selects one
Idle independent network interface is as the independent network interface of described home service, if there is not the independent network interface of free time, then
Load according to each independent network interface is that described home service distributes independent network interface.
13. service message retransmission units as claimed in claim 10, it is characterised in that when described message
When type is midamble or the end message of home service, described lookup module is sentenced according to described type of message
The disconnected result of network interface mark of whether searching is for searching described network interface mark.
14. service message retransmission units as claimed in claim 13, it is characterised in that when described message
When type is the end message of home service, described lookup module is utilizing the independence of described network interface mark correspondence
After network interface forwards described service message, it is additionally operable to be released to the independent network interface of described home service distribution, deletes
Except the service identification of the described home service in described mapping table and the network interface mark of independent network interface distributed.
15. service message retransmission units as claimed in claim 10, it is characterised in that when described message
When type is for being not belonging to arbitrary business or father's business, described lookup module judges whether according to described type of message
The result searching network interface mark identifies for not searching described network interface, and described lookup module is additionally operable to according to described industry
The IP packet header of business message carries out selecting independent network interface, and forwards described business report by selected independent network interface
Literary composition.
The 16. service message retransmission units as described in any one of claim 9 to 15, it is characterised in that
Described service identification includes that the process number of described home service, described network interface mark include described separate port
Numbering.
17. 1 kinds of communication systems, it is characterised in that include as described in any one of claim 9 to 16
Service message retransmission unit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510269948.1A CN106302185A (en) | 2015-05-25 | 2015-05-25 | A kind of service message retransmission method, device and communication system |
| PCT/CN2016/077897 WO2016188222A1 (en) | 2015-05-25 | 2016-03-30 | Service message forwarding method and apparatus, and communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510269948.1A CN106302185A (en) | 2015-05-25 | 2015-05-25 | A kind of service message retransmission method, device and communication system |
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| CN106302185A true CN106302185A (en) | 2017-01-04 |
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| CN201510269948.1A Withdrawn CN106302185A (en) | 2015-05-25 | 2015-05-25 | A kind of service message retransmission method, device and communication system |
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| WO (1) | WO2016188222A1 (en) |
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| CN108683699A (en) * | 2018-03-29 | 2018-10-19 | 广州华多网络科技有限公司 | The method and apparatus of forwarding service request |
| CN112311678A (en) * | 2020-09-29 | 2021-02-02 | 新华三技术有限公司合肥分公司 | Method and device for realizing message distribution |
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| CN101635676A (en) * | 2009-08-31 | 2010-01-27 | 杭州华三通信技术有限公司 | Message processing method and network equipment |
| CN101820392A (en) * | 2010-03-26 | 2010-09-01 | 中兴通讯股份有限公司 | Method for realizing multi-service forwarding and network processor |
| CN103346971A (en) * | 2013-06-19 | 2013-10-09 | 华为技术有限公司 | Data forwarding method, controller, forwarding device and system |
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| CN108683699A (en) * | 2018-03-29 | 2018-10-19 | 广州华多网络科技有限公司 | The method and apparatus of forwarding service request |
| CN108683699B (en) * | 2018-03-29 | 2021-06-18 | 广州华多网络科技有限公司 | Method and device for forwarding service request |
| CN112311678A (en) * | 2020-09-29 | 2021-02-02 | 新华三技术有限公司合肥分公司 | Method and device for realizing message distribution |
| CN112311678B (en) * | 2020-09-29 | 2022-05-27 | 新华三技术有限公司合肥分公司 | Method and device for realizing message distribution |
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| WO2016188222A1 (en) | 2016-12-01 |
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