CN108134857A - A kind of IP address distribution method, apparatus and system - Google Patents
A kind of IP address distribution method, apparatus and system Download PDFInfo
- Publication number
- CN108134857A CN108134857A CN201711433643.5A CN201711433643A CN108134857A CN 108134857 A CN108134857 A CN 108134857A CN 201711433643 A CN201711433643 A CN 201711433643A CN 108134857 A CN108134857 A CN 108134857A
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- address
- ggsn
- service request
- gre tunneling
- user
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5007—Internet protocol [IP] addresses
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5046—Resolving address allocation conflicts; Testing of addresses
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/26—Network addressing or numbering for mobility support
Abstract
The present invention provides a kind of IP address distribution method,Apparatus and system,By distributing new IP address for user,And establish former IP address (i.e. the IP address of GGSN sides),The correspondence of gre tunneling and new IP address,Using new IP address service request is sent to business network,When service processing result returns,By inquiring the correspondence,According to corresponding former IP address and gre tunneling,The service processing result is returned into corresponding user,In this way,Even if IP address of the different user in GGSN sides clashes,Since it sends the gre tunneling difference of service request,By establishing former IP address,The correspondence of gre tunneling and new IP address,The user of transmission service request can be determined by gre tunneling,So as to which the service processing result that the IP address conflict for solving the problems, such as GGSN address fields is brought sends mistake.
Description
Technical field
The present invention relates to fields of communication technology, and in particular to a kind of IP address distribution method, apparatus and system.
Background technology
In recent years, under the development of high-speed mobile Internet service, WAP (Wireless Application
Protocol, Wireless Application Protocol) business is gradually by market marginalisation, but WAP business still carries multimedia message, SP
Basic informations service business is waited, and WAP gateway has stronger network management and control ability, be to aid in operator and realize traffic management and control
Important node.So operator gradually carries out WAP business unified operation, the scattered resource that will be dispersed in each province is collected
In, assign WAP business role function new under the 4G epoch.
But due to history is built, GGSN (Gateway GPRS Support Node, the gateway GPRS in each province
Supporting node) address field do not carry out GGSN address fields inside unified planning or even a province and all there is the phenomenon that conflict.
The problem of GGSN distributes IP address conflict to user in the whole country brings problems to the unified operation of WAP business.Example
IP address such as active user A and user B is all 192.168.0.1, the IP address conflict of user A and user B, if user A this
When send out a service request and give WAP-GW (WAP gateway), existing WAP-GW that the service request is transmitted to corresponding business
Network, and after receiving the handling result that the business network returns, handling result only can be forwarded to 192.168.0.1, but
The IP address represents user A and user B simultaneously, and user A and user B can receive the handling result of WAP-GW, cause to handle
As a result mistake is sent.
Therefore, there is an urgent need for a kind of IP address allocation plans to solve the above problems.
Invention content
The present invention is directed to above-mentioned deficiency in the prior art, provides a kind of IP address distribution method, apparatus and system,
At least partly to solve the problems, such as the IP address conflict of GGSN address fields.
The present invention is in order to solve the above technical problems, adopt the following technical scheme that：
The present invention provides a kind of IP address distribution method, the method includes：The service request that GGSN is sent is received,
In, the service request is that user is sent to the GGSN, and sent by gre tunneling by the GGSN with the first IP address
's；
The second IP address is distributed for the user, the corresponding of the first IP address, gre tunneling and the second IP address is established and closes
System, and service request is sent to business network equipment with second IP address；
The handling result that the business network equipment returns is received, the handling result is the business network equipment with institute
State the transmission of the second IP address；
First IP address and gre tunneling are determined, and according to the GRE according to second IP address and the correspondence
Tunnel returns to the handling result to the GGSN, so that the GGSN is with described in first IP address to user return
Handling result.
Further, before after the service request for receiving GGSN and sending, for the user the second IP address of distribution,
The method further includes：Obtain the first IP address, gre tunneling and the request data carried in the service request；
It is described that service request is sent to business network equipment with second IP address, it specifically includes：According to described second
IP address encapsulates the request data, and the service request of the request data is carried to the transmission of business network equipment.
Further, after the handling result that the reception business network equipment returns, according to the 2nd IP
Before location and the correspondence determine the first IP address and gre tunneling, the method further includes：It obtains in the handling result
The second IP address and result data carried；
The handling result is returned to the GGSN, is specifically included：The number of results is encapsulated according to first IP address
According to, and the handling result for carrying the result data is sent to the GGSN according to the gre tunneling.
The present invention also provides a kind of WAP gateway, the WAP gateway includes：First receiving module, the second receiving module, place
Manage module, the first sending module and the second sending module；
First receiving module is used for, and receives the service request that GGSN is sent, wherein, the service request be user with
First IP address is sent to the GGSN, and sent by the GGSN by gre tunneling；
Second receiving module is used for, and receives the handling result that the business network equipment returns, the handling result
It is that the business network equipment is sent with second IP address；
The processing module is used for, and the second IP address is distributed for the user, establishes the first IP address, gre tunneling and the
The correspondence of two IP address；And the first IP address and GRE tunnels are determined according to second IP address and the correspondence
Road；
First sending module is used for, and service request is sent to business network equipment with second IP address；
The second hair module is used for, and the handling result is returned to the GGSN according to the gre tunneling, so that described
GGSN returns to the handling result with first IP address to the user.
Further, the processing module is additionally operable to, and the service request of GGSN transmissions is received in first receiving module
Later, before distributing the second IP address for the user, the first IP address carried in the service request, gre tunneling are obtained
And request data；
The processing module is specifically used for, and the request data is encapsulated according to second IP address；
First sending module is specifically used for, and the business that the request data is carried to the transmission of business network equipment please
It asks.
Further, the processing module is additionally operable to, and receiving the business network equipment in second receiving module returns
Return handling result after, the first IP address and gre tunneling are determined according to second IP address and the correspondence before,
Obtain the second IP address carried in the handling result and result data；
The processing module is specifically used for, and the result data is encapsulated according to first IP address；
Second sending module is specifically used for, and the result is carried to GGSN transmissions according to the gre tunneling
The handling result of data.
The present invention also provides a kind of IP address distribution systems, and the system comprises GGSN and foregoing WAP gateway.
The present invention establishes former IP address (i.e. by distributing new IP address for user
The IP address of GGSN sides), the correspondence of gre tunneling and new IP address, sent out using new IP address to business network
Service request is sent, when service processing result returns, by inquiring the correspondence, according to corresponding former IP address and GRE
The service processing result is returned to corresponding user by tunnel, in this way, even if different user is in GGSN
The IP address of side clashes, and due to it, to send the gre tunneling of service request different, by establish former IP address,
The correspondence of gre tunneling and new IP address can be determined to send the user of service request by gre tunneling, so as to solve
The service processing result that the IP address conflict of GGSN address fields is brought sends the problem of mistake.
Description of the drawings
Fig. 1 is existing network architecture diagram provided in an embodiment of the present invention；
Fig. 2 is IP address allocation process diagram provided in an embodiment of the present invention；
Fig. 3 is the structure diagram of WAP gateway provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the present invention, clear, complete description is carried out to the technical solution in the present invention, is shown
So, described embodiment is the part of the embodiment of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, those of ordinary skill in the art's all other embodiments obtained under the premise of creative work is not made all belong to
In the scope of protection of the invention.
The present invention proposes a kind of method that GGSN address field conflicts are solved inside WAP gateway, new by being distributed for user
IP address, and the correspondence of former IP address, gre tunneling and new IP address is established in WAP gateway, so as to fulfill not changing
Now net the national WAP uniform services operation under GGSN configuring conditions.
The present invention provides a kind of IP address distribution method, with reference to shown in Fig. 1 and Fig. 2, the described method comprises the following steps：
Step 101, the service request that GGSN is sent is received.
Specifically, the service request is user is sent to GGSN, and sent out by gre tunneling by GGSN with the first IP address
Give WAP gateway.First IP address is IP address of the user in GGSN sides.
Step 102, the second IP address is distributed for user, and establishes pair of the first IP address, gre tunneling and the second IP address
It should be related to.
Specifically, WAP gateway distributes the second IP address for the user, the second IP address is the user in business network
The IP address of side, the second IP address are unique.WAP gateway establishes the correspondence of the first IP address, gre tunneling and the second IP address
Relationship, to be inquired when subsequently returning to business result to user.
Step 103, service request is sent to business network equipment with the second IP address.
Specifically, WAP gateway sends service request using interchanger of second IP address into business network, interchanger will
The service request is transmitted to load equalizer, is appointed by load equalizer according to the current load state of each service processor
Business distribution, the service processor for being assigned to the service request task complete a series of authentication, request according to request content
After the processing tasks such as forwarding, handling result is returned into WAP gateway via load equalizer and interchanger.
Step 104, the handling result that the business network equipment returns is received.
Specifically, handling result is returned to WAP gateway, WAP gateway desampler by interchanger according to the second IP address
The handling result of return.
Step 105, the first IP address and gre tunneling are determined according to the second IP address and the correspondence.
Specifically, WAP gateway inquires the correspondence according to the second IP address, determine corresponding first IP address and
Gre tunneling.
Step 106, handling result is returned to the GGSN according to gre tunneling.
Specifically, WAP gateway returns to handling result, the processing knot according to the gre tunneling determined to corresponding GGSN
The first IP address information is carried in fruit.
Step 107, GGSN returns to the handling result with the first IP address to the user.
Specifically, the handling result is sent to corresponding use by the GGSN for receiving handling result according to the first IP address
Family.
The present invention can be seen that by distributing new IP address for user, and establish former IP address by step 101-107
The correspondence of (i.e. the IP address of GGSN sides), gre tunneling and new IP address sends business using new IP address to business network
Request,, will according to corresponding former IP address and gre tunneling by inquiring the correspondence when service processing result returns
The service processing result returns to corresponding user, in this way, even if IP address of the different user in GGSN sides clashes, due to
It is different that it sends the gre tunneling of service request, can be with by establishing former IP address, gre tunneling and the correspondence of new IP address
The user of transmission service request, the business brought so as to the IP address conflict for solving GGSN address fields are determined by gre tunneling
Handling result sends the problem of mistake.
Further, as shown in Fig. 2, receiving service request that GGSN sends (i.e. after step 101), for the user
Distributing the second IP address, (i.e. before step 102), the method is further comprising the steps of：
Step 101 ', obtain the first IP address, gre tunneling and the request data carried in service request.
Specifically, WAP gateway parses service request, the first IP address, gre tunneling and the number of request wherein carried is obtained
According to.
Correspondingly, described, with the second IP address, to business network equipment transmission service request, (i.e. step 103) specifically includes：
According to the second IP address package request data, and to business network equipment transmission carry encapsulation after request data business please
It asks.Specifically, WAP gateway re-starts request data according to the second IP address package processing, and by the industry after package again
Business request is sent to the interchanger of business network.
Further, as shown in Fig. 2, it is described receive handling result that business network equipment returns (i.e. after step 104),
Determining the first IP address and gre tunneling according to the second IP address and the correspondence, (i.e. before step 105), the method is also
Include the following steps：
Step 104 ', obtain the second IP address carried in handling result and result data.
Specifically, WAP gateway dissection process is as a result, obtain the second IP address wherein carried and result data.
Correspondingly, returning to the handling result to the GGSN, (i.e. step 106) specifically includes：According to the first IP address
The result data is encapsulated, and the handling result of the result data after encapsulation is carried to GGSN transmissions.Specifically, WAP gateway
Package processing is re-started to result data according to the first IP address, and the handling result after package again is passed through into the GRE
Tunnel is sent to corresponding GGSN.
In order to clearly illustrate technical scheme of the present invention, below in conjunction with Fig. 1 and Fig. 2, by a specific embodiment to this
The IP address allocation plan of invention is described in detail.
User A initiates WAP service requests, the GRE tunnels that GGSN1 passes through 10.0.1.1 with the first IP address 192.168.0.1
Service request is sent to WAP gateway by road.After WAP gateway receives the service request of user A, new IP address is distributed for user A
126.168.0.1 (the second IP address), after carrying out package processing to request data according to the second IP address 126.168.0.1, hair
Business network equipment (interchanger, service processor etc.) is given, and establishes 192.168.0.1,10.0.1.1,126.168.0.1
Correspondence.
Service processor is completed a series of authentication according to the second IP address 126.168.0.1 and request data, is asked
After seeking the processing tasks such as forwarding, handling result is returned to WAP gateway according to the second IP address 126.168.0.1.
After WAP gateway receives handling result, the correspondence is inquired according to the second IP address 126.168.0.1, is obtained
First IP address 192.168.0.1 and gre tunneling 10.0.1.1, by the result data of handling result again package, and passes through
10.0.1.1 gre tunneling returns to GGSN1, and GGSN1 is sent to user A according still further to the first IP address 192.168.0.1.
If user B also initiates WAP service requests with the first IP address 192.168.0.1, GGSN2 passes through 10.0.1.2's
Service request is sent to WAP gateway by gre tunneling.After WAP gateway receives the service request of user B, for user B with distributing new IP
Location 126.168.0.2 after carrying out package processing to request data according to 126.168.0.2, is sent to business network equipment and (exchanges
Machine, service processor etc.), and establish the correspondence of 192.168.0.1-10.0.1.2-126.168.0.2.
Service processor completes a series of authentication, request forwarding etc. according to 126.168.0.2 and request data
After reason task, handling result is returned to WAP gateway according to 126.168.0.2.
After WAP gateway receives handling result, the correspondence is inquired according to 126.168.0.2, obtains the first IP address
192.168.0.1 with gre tunneling 10.0.1.2, by the result data of handling result again package, and the GRE for passing through 10.0.1.2
Tunnel returns to GGSN2, and GGSN2 is sent to user B according still further to the first IP address 192.168.0.1.In this way, even if user A and
User B is in the IP address conflict (being the first IP address) of GGSN sides, and user A and user B are when using WAP business also not by shadow
It rings.
Based on identical technical concept, the embodiment of the present invention also provides a kind of WAP gateway, as shown in figure 3, the WAP gateway
Including：First receiving module 31, the second receiving module 32, processing module 33, the first sending module 34 and the second sending module 35.
First receiving module 31 is used for, and receives the service request that GGSN is sent, wherein, the service request is user with the
One IP address is sent to the GGSN, and sent by the GGSN by gre tunneling.
Second receiving module 32 is used for, and receives the handling result that the business network equipment returns, and the handling result is
The business network equipment is sent with second IP address.
Processing module 33 is used for, and is distributed the second IP address for the user, is established the first IP address, gre tunneling and second
The correspondence of IP address；And the first IP address and GRE tunnels are determined according to second IP address and the correspondence
Road.
First sending module 34 is used for, and service request is sent to business network equipment with second IP address.
Second sending module is used for, and the handling result is returned to the GGSN according to the gre tunneling, so that described
GGSN returns to the handling result with first IP address to the user.
Further, processing module 33 is additionally operable to, after the first receiving module 31 receives the service request of GGSN transmissions,
Before distributing the second IP address for the user, the first IP address, gre tunneling and the request carried in the service request is obtained
Data.
Processing module 33 is specifically used for, and the request data is encapsulated according to second IP address.
First sending module 34 is specifically used for, and the business that the request data is carried to the transmission of business network equipment please
It asks.
Further, processing module 33 is additionally operable to, and receives what the business network equipment returned in the second receiving module 32
After handling result, the first IP address and gre tunneling are determined according to second IP address and the correspondence before, obtain
The second IP address and result data carried in the handling result.
Processing module 33 is specifically used for, and the result data is encapsulated according to first IP address.
Second sending module 35 is specifically used for, and the number of results is carried to GGSN transmissions according to the gre tunneling
According to handling result.
Based on identical technical concept, the embodiment of the present invention also provides a kind of IP address distribution system, the IP address point
Match system includes GGSN and foregoing WAP gateway, and details are not described herein for the concrete structure and function of the WAP gateway.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, in the essence for not departing from the present invention
In the case of refreshing and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (7)
1. a kind of IP address distribution method, which is characterized in that the method includes：
The service request that GGSN is sent is received, wherein, the service request is that user is sent to the GGSN with the first IP address,
And sent by the GGSN by gre tunneling；
The second IP address is distributed for the user, establishes the correspondence of the first IP address, gre tunneling and the second IP address, and
Service request is sent to business network equipment with second IP address；
Receive the handling result that the business network equipment returns, the handling result is the business network equipment with described the
What two IP address were sent；
First IP address and gre tunneling are determined, and according to the gre tunneling according to second IP address and the correspondence
The handling result is returned to the GGSN, so that the GGSN returns to the processing with first IP address to the user
As a result.
2. the method as described in claim 1, which is characterized in that it is described receive GGSN send service request after, be described
User is distributed before the second IP address, and the method further includes：Obtain the first IP address carried in the service request, GRE
Tunnel and request data；
It is described that service request is sent to business network equipment with second IP address, it specifically includes：According to the 2nd IP
Location encapsulates the request data, and the service request of the request data is carried to the transmission of business network equipment.
3. the method as described in claim 1, which is characterized in that the handling result for receiving the business network equipment and returning
Later, before determining the first IP address and gre tunneling according to second IP address and the correspondence, the method is also wrapped
It includes：Obtain the second IP address carried in the handling result and result data；
The handling result is returned to the GGSN, is specifically included：The result data is encapsulated according to first IP address, and
The handling result of the result data is carried to GGSN transmissions according to the gre tunneling.
4. a kind of WAP gateway, which is characterized in that including：First receiving module, the second receiving module, processing module, first send
Module and the second sending module；
First receiving module is used for, and receives the service request that GGSN is sent, wherein, the service request is user with first
IP address is sent to the GGSN, and sent by the GGSN by gre tunneling；
Second receiving module is used for, and receives the handling result that the business network equipment returns, the handling result is institute
State what business network equipment was sent with second IP address；
The processing module is used for, and is distributed the second IP address for the user, is established the first IP address, gre tunneling and the 2nd IP
The correspondence of address；And the first IP address and gre tunneling are determined according to second IP address and the correspondence；
First sending module is used for, and service request is sent to business network equipment with second IP address；
Second sending module is used for, and the handling result is returned to the GGSN according to the gre tunneling, so that described
GGSN returns to the handling result with first IP address to the user.
5. WAP gateway as claimed in claim 4, which is characterized in that the processing module is additionally operable to, and mould is received described first
Block receive GGSN send service request after, for the user distribute the second IP address before, obtain in the service request
The first IP address, gre tunneling and the request data carried；
The processing module is specifically used for, and the request data is encapsulated according to second IP address；
First sending module is specifically used for, and the service request of the request data is carried to the transmission of business network equipment.
6. WAP gateway as claimed in claim 4, which is characterized in that the processing module is additionally operable to, and mould is received described second
It is determined after the handling result that the block reception business network equipment returns, according to second IP address and the correspondence
Before first IP address and gre tunneling, the second IP address carried in the handling result and result data are obtained；
The processing module is specifically used for, and the result data is encapsulated according to first IP address；
Second sending module is specifically used for, and the result data is carried to GGSN transmissions according to the gre tunneling
Handling result.
7. a kind of IP address distribution system, which is characterized in that including GGSN and such as claim 4-6 any one of them WAP nets
It closes.
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|---|---|---|---|
| CN201711433643.5A CN108134857B (en) | 2017-12-26 | 2017-12-26 | IP address allocation method, device and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711433643.5A CN108134857B (en) | 2017-12-26 | 2017-12-26 | IP address allocation method, device and system |
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| CN108134857A true CN108134857A (en) | 2018-06-08 |
| CN108134857B CN108134857B (en) | 2020-03-13 |
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ID=62392634
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| CN112532762A (en) * | 2020-11-25 | 2021-03-19 | 中盈优创资讯科技有限公司 | Method and device for avoiding IPv4 private network address conflict by IPv6 address |
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| Publication number | Publication date |
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| CN108134857B (en) | 2020-03-13 |
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