CN102368789A - Method and system for connecting dual-stack terminal to network - Google Patents
Method and system for connecting dual-stack terminal to network Download PDFInfo
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- CN102368789A CN102368789A CN201110147299XA CN201110147299A CN102368789A CN 102368789 A CN102368789 A CN 102368789A CN 201110147299X A CN201110147299X A CN 201110147299XA CN 201110147299 A CN201110147299 A CN 201110147299A CN 102368789 A CN102368789 A CN 102368789A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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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
- H04L61/45—Network directories; Name-to-address mapping
- H04L61/4505—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols
- H04L61/4511—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols using domain name system [DNS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2101/00—Indexing scheme associated with group H04L61/00
- H04L2101/60—Types of network addresses
- H04L2101/686—Types of network addresses using dual-stack hosts, e.g. in Internet protocol version 4 [IPv4]/Internet protocol version 6 [IPv6] networks
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Abstract
The invention provides a method for connecting a terminal to a network and a dual-stack terminal. The method comprises the following steps of: connecting to the dual-stack terminal of a first network; sending a service domain name requested to access by a user to a domain name system server for analyzing the domain name; and according to an analyzing result of the service domain name returned by the domain name system server, keeping the connection with the first network or resetting the network connection to a second network. The method provided by the invention can automatically select whether the network connection needs to be reset according to the analyzing result of the service domain name, while the user does not need to take part in, thus the efficiency of the connection between the terminal and the network can be obviously improved.
Description
Technical field
The present invention relates to the communications field, relate in particular to the method and system that a kind of Internet Protocol Version 4 (IPv4, Internet Protocol Version 4)/IPv6 (IPv6, Internet Protocol Version 6) two stacks terminal connects network.
Background technology
Be to be the basis with the IPv4 agreement in the Internet of global extensive use at present, the IP address has about 4,000,000,000 in theory with 32 bit representations, in fact because various restrictions have only half address to use.And, consider the coming years because the development of 3G terminal, Internet protocol (IP) phone, home network etc., the demand of IP address can significantly be increased, professional institution predicts that probably the first half of the year in 2011 global ip v4 address can assign.
Internet on the 7th engineering group November in 1994 (IESG, Internet Engineering Steering Group) is formally passed through IPv6 as research on standard.IPv6 adopts the address 128 bit address length; Almost the address can unrestrictedly be provided; Except solving the limited defective of IPv4 address number; The IPv6 agreement also possesses following several respects advantage with respect to the IPv4 agreement: the automatic equipment allocative abilities that the IPv6 agreement the provides equipment that access network identification is new automatically also can dispose automatically, is very important for the user who moves with wireless access; Support many new security functions in the IPv6 protocol suite, for example: system is to the authentication operation of system, based on the ciphered data transmission etc.; The definition of packet-priority can better be supported real-time application in the IPv6 agreement; Multi-casting communication mechanism in the IPv6 agreement can make full use of the communication process that multiple spot is provided under the Internet resources prerequisite a little.
Can find out that through above trend IPv6 is the networks development direction.And in the quite a long time; IPv4 network and IPv6 network are with long-term co-existence, and be corresponding with it, can use IPv4 and IPv6 network simultaneously in order to guarantee the terminal use; The terminal need connect and use the network of IPv4 and IPv6 at any time according to user's needs.
In the prior art, if the unknown service application of address style need be visited in the terminal, can only judge successfully whether current connection type is complementary with this business through whether visiting; If can not visit success, then need reset is connected to the network of another kind of type, and; No matter be to be connected to IPv6 by IPv4 replacement network; Still be connected to IPv4 by IPv6 replacement network, all need terminal use's participation, this obviously can influence the terminal and connect networks efficiency.
Summary of the invention
The technical problem that the present invention will solve provides the method and system that a kind of terminal connects network, can connect according to the automatic selection of the analysis result of the professional domain name network of whether resetting.
In order to solve the problems of the technologies described above, the invention provides the method that a kind of pair of stack terminal connects network, comprising:
Be connected to two stacks terminal of first network; The professional domain name that the user is asked to visit sends to domain name system server and carries out domain name mapping; According to the analysis result that domain name system server returns, keep being connected to second network with the network of perhaps resetting that is connected of first network to said professional domain name.
Further, said method also has following characteristics: said first network is the network of the preferential connection that is provided with in advance.
Further, said method also has following characteristics:
Said first network is the IPv4 network, and said second network is the IPv6 network; Perhaps
Said first network is the IPv6 network, and said second network is the IPv4 network.
Further, said method also has following characteristics: the analysis result to said professional domain name that said terminal is returned according to domain name system server keeps comprising with the step that the network of perhaps resetting is connected to second network that is connected of first network:
Whether the type of the IP address of the business in the said terminal judges domain name analysis result is the type of said first network support, if, then keep and being connected of first network, if not, the network of then resetting is connected to second network.
Further, said method also has following characteristics: the step that said replacement network is connected to second network comprises:
Said terminal is initiated PDP to second network and is activated request, after the said PDP of the said second network success response activates request, is established to the connection of second network.
Further; Said method also has following characteristics: said method also comprises; Keep with being connected the network of perhaps resetting and being connected to second network of first network after; The analysis result that said terminal is returned according to domain name system server to said professional domain name, the business of attempting calling party request visit through the network of current connection; If said business is available, then begin to visit said business; If said business is unavailable, then wait for user's further instruction.
In order to address the above problem, the present invention also provides a kind of pair of stack terminal, comprising: link block and domain name mapping module, wherein:
Said link block is used to be connected to first network; Be used for the analysis result that returns according to domain name system server, keep being connected to second network with the network of perhaps resetting that is connected of first network to said professional domain name;
The domain name parsing module is used for that the professional domain name that the user asks to visit is sent to domain name system server and carries out domain name mapping, and receives the analysis result to said professional domain name that the domain name system server returns, and sends to said link block.
Further, above-mentioned pair of stack terminal also has following characteristics:
Said first network is the network of the preferential connection that is provided with in advance;
Said link block is further used for, and judges whether the type of the IP address of the business in the domain name analysis result is the type of said first network support, if, then keep and being connected of first network, if not, the network of then resetting is connected to second network.
Further, above-mentioned pair of stack terminal also has following characteristics:
Said link block is further used for, and initiates PDP to second network and activates request, after the said PDP of the said second network success response activates request, is established to the connection of second network, is connected to second network with the replacement network.
Further, above-mentioned pair of stack terminal also has following characteristics:
Said pair of stack terminal also comprises the service request module; It is used for the analysis result to said professional domain name that returns according to domain name system server; Through the business that the network of current connection is attempted calling party request visit,, then wait for user's further instruction if said business is unavailable; If said business is available, then begin to visit said business.
A kind of terminal provided by the invention connects method and two stack terminals of network, can connect according to the automatic selection of the analysis result of the domain name network of whether resetting, and not need user's participation, has obviously improved the terminal and has connected networks efficiency.
Description of drawings
Fig. 1 is the sketch map at of the present invention pair of stack terminal;
Fig. 2 is the flow chart that terminal of the present invention connects the method for network;
Fig. 3 is the flow chart that the terminal of the embodiment of the invention one connects the method for network;
Fig. 4 is the flow chart that the terminal of the embodiment of the invention two connects the method for network.
Embodiment
Main purpose of the present invention is to provide a kind of IPv4/IPv6 dual stack terminal to select to connect the strategy process of network automatically; Make the same terminal of supporting IPv4 agreement and IPv6 agreement judge that current network is connected the business function that whether can support that the current needs data of user connect, and adjust the network connection automatically according to it.
In order to understand the present invention better, the present invention is done to describe further below in conjunction with accompanying drawing and specific embodiment.
Fig. 1 is the sketch map at of the present invention pair of stack terminal, and IPv4 agreement and IPv6 agreement are supported in of the present invention pair of stack terminal, comprising: domain name mapping module and link block.Wherein,
Link block is used to be connected to first network; Be used for the analysis result that returns according to domain name system server, keep being connected to second network with the network of perhaps resetting that is connected of first network to said professional domain name;
The domain name mapping module; Be used for the professional domain name that the user asks to visit is sent to domain name system (Domain Name System; Abbreviation DNS) server carries out domain name mapping; And after receiving the analysis result that dns server returns, said analysis result is sent to link block to said professional domain name;
Like this, system of the present invention can connect according to the automatic selection of the analysis result of the professional domain name network of whether resetting, and does not need user's participation, has obviously improved the terminal and has connected networks efficiency.
Said first network can be the IPv4 network for the network of the preferential connection that is provided with in advance, also can be the IPv6 network;
Said link block is further used for, and judges whether the type of the IP address of the business in the domain name analysis result is the type of said first network support, if, then keep and being connected of first network, if not, the network of then resetting is connected to second network.
For example; Current connection be the IPv4 network; The IP address class type of IPv4 network support is the category-A type; If the IP address of the business that domain name mapping goes out is the AAAA type, then judge the type of the IP address that this is professional and the Type-Inconsistencies of the current network support that is connected, the network of then need resetting is connected to the IPv6 network.
Further; Said link block is further used for; Initiate PDP to second network and activate request, after the said PDP of the said second network success response activates request, be established to the connection of second network; Through the business that second network is attempted calling party request visit, the network of promptly resetting is connected to second network.
Further; Said pair of stack terminal also comprises the service request module; It is used for the analysis result to said professional domain name that returns according to domain name system server; Through the business that the network of current connection is attempted calling party request visit,, then wait for user's further instruction if said business is unavailable; If said business is available, then begin to visit said business.
Fig. 2 is the flow chart that terminal of the present invention connects the method for network, and the network that preferential connection can be set on the terminal in advance is IPv4 network or IPv6 network, and two stacks terminal can be connected to preset network, for example IPv4 network in view of the above earlier; Receiving the user when asking access service, the terminal can be according to the result of dns server to this professional IP address resolution, and the network of resetting automatically is connected to the IPv4/IPv6 network.As shown in Figure 2, method of the present invention can comprise following step:
After step 10, terminal connected first network, the professional domain name that the user is asked to visit sent to dns server and carries out domain name mapping; Said first network can be the IPv4 network, also can be the IPv6 network,
The analysis result to said professional domain name that step 20, terminal are returned according to dns server keeps being connected to second network with the network of perhaps resetting that is connected of first network.
Like this, method of the present invention can connect according to the automatic selection of the analysis result of the professional domain name network of whether resetting, and does not need user's participation, has obviously improved the terminal and has connected networks efficiency.
Wherein, step 20 can also comprise following step:
Whether the type of the IP address of the business in the terminal judges domain name analysis result is the type of first network (for example, the being the IPv4 network) support of current connection, if not the network of then resetting is connected to second network (for example, being the IPv6 network).
Particularly, the replacement network step that is connected to second network also comprises:
The type (category-A type) that the terminal is supported as if the type of judging professional IP address and the current IPv4 network that is connected is inconsistent; Then initiate PDP and activate request to the IPv6 network; After receiving the said PDP activation of IPv6 network success response request, be established to the connection of IPv6 network.
Further; The terminal can also be in the process of the business of attempting calling party request visit through the network of current connection, if find that said business is unavailable, for example the IP address of institute's access service is unreachable; Then wait for user's instruction, carry out follow-up processing operation according to user instruction; If said business is available, then begin to visit said business.
Below in conjunction with two specific embodiments technical scheme of the present invention is done further to set forth in detail.
Embodiment one
This embodiment preferentially connects under the situation of IPv4 network at two stacks terminal, and the terminal connects network and uses professional process, and its schematic flow sheet is as shown in Figure 3, specifically may further comprise the steps:
After step 102, terminal received the business that the user asks to visit, the domain name that this is professional sent to dns server, and dns server returns to the terminal with analysis result after this professional domain name is carried out dns resolution.
Whether step 103, terminal judge according to the result of dns resolution whether this professional peer IP address adopts the IPv4 form, promptly consistent with the PDP connection type of current foundation.
The concrete grammar of judging is: the terminal is when dns server sends query requests; Specifying the address style of being asked is the address style of IPv4 network support; Promptly, in dns server, each domain name is all preserved some resource records, if this domain name has an IPv4 address to the resource record of dns server inquiry category-A type; This domain name just has the resource record of a category-A type in DNS so, and content wherein is exactly the IPv4 address of this domain name.According to whether comprising corresponding resource record in the response message that returns judge then; Perhaps, when dns server sends query requests, do not specify the address style of being asked; And judge according to the address style that comprises in the response message that returns; Such as the length of this address of inspection, be exactly the address style that adopts the IPv4 network support if find the opposite end, then jump procedure 104; Otherwise, jump procedure 105.
Embodiment two
This embodiment preferentially connects under the situation of IPv6 network at two stacks terminal, and the terminal connects network and uses professional process, and its schematic flow sheet is as shown in Figure 4, specifically may further comprise the steps:
Step 201 according to the requirement of operator or user's oneself setting, when the terminal connects at the initiation network, is at first initiated IPv6 and is connected PDP activation request, and after the network success response, set up the IPv6 connection.
After step 202, terminal received the business that the user asks to visit, the domain name that this is professional sent to dns server, and dns server returns to the terminal with analysis result after this professional domain name is carried out dns resolution.
Whether step 203 according to the result of dns resolution, judges whether this professional address, opposite end adopts the IPv6 form, promptly consistent with the PDP connection type of current foundation.
The concrete grammar of judging is: the terminal is when dns server sends query requests; Specifying the address style of being asked is the address style of IPv6 network support; Promptly, according to whether comprising this resource record in the response message that returns judge again to the resource record of dns server inquiry AAAA type; Perhaps, when dns server sends query requests, do not specify the address style of being asked; And according to judging the address that comprises in the response message that returns; Such as the length of this address of inspection, be exactly the address style that adopts the IPv6 network support if find the opposite end, then jump procedure 204; Otherwise, jump procedure 205.
One of ordinary skill in the art will appreciate that all or part of step in the said method can instruct related hardware to accomplish through program, said program can be stored in the computer-readable recording medium, like read-only memory, disk or CD etc.Alternatively, all or part of step of the foregoing description also can use one or more integrated circuits to realize.Correspondingly, each the module/unit in the foregoing description can adopt the form of hardware to realize, also can adopt the form of software function module to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
More than be merely the preferred embodiments of the present invention; Certainly; The present invention also can have other various embodiments; Under the situation that does not deviate from spirit of the present invention and essence thereof, those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (10)
1. two stack terminals connect the method for networks, comprising:
Be connected to two stacks terminal of first network; The professional domain name that the user is asked to visit sends to domain name system server and carries out domain name mapping; According to the analysis result that domain name system server returns, keep being connected to second network with the network of perhaps resetting that is connected of first network to said professional domain name.
2. the method for claim 1 is characterized in that,
Said first network is the network of the preferential connection that is provided with in advance.
3. according to claim 1 or claim 2 method is characterized in that,
Said first network is the IPv4 network, and said second network is the IPv6 network; Perhaps
Said first network is the IPv6 network, and said second network is the IPv4 network.
4. method as claimed in claim 3 is characterized in that, the analysis result to said professional domain name that said terminal is returned according to domain name system server keeps comprising with the step that the network of perhaps resetting is connected to second network that is connected of first network:
Whether the type of the IP address of the business in the said terminal judges domain name analysis result is the type of said first network support, if, then keep and being connected of first network, if not, the network of then resetting is connected to second network.
5. method as claimed in claim 4 is characterized in that, the step that said replacement network is connected to second network comprises:
Said terminal is initiated PDP to second network and is activated request, after the said PDP of the said second network success response activates request, is established to the connection of second network.
6. like claim 1,2,4 or 5 each described methods; It is characterized in that said method also comprises, keep with being connected the network of perhaps resetting and being connected to second network of first network after; The analysis result that said terminal is returned according to domain name system server to said professional domain name; Business through the network of current connection is attempted calling party request visit if said business is available, then begins to visit said business.
7. two stack terminal comprises: link block and domain name mapping module, wherein:
Said link block is used to be connected to first network; Be used for the analysis result that returns according to domain name system server, keep being connected to second network with the network of perhaps resetting that is connected of first network to said professional domain name;
The domain name parsing module is used for that the professional domain name that the user asks to visit is sent to domain name system server and carries out domain name mapping, and receives the analysis result to said professional domain name that the domain name system server returns, and sends to said link block.
8. as claimed in claim 7 pair of stack terminal is characterized in that,
Said first network is the network of the preferential connection that is provided with in advance;
Said link block is further used for, and judges whether the type of the IP address of the business in the domain name analysis result is the type of said first network support, if, then keep and being connected of first network, if not, the network of then resetting is connected to second network.
9. as claimed in claim 8 pair of stack terminal is characterized in that,
Said link block is further used for, and initiates PDP to second network and activates request, after the said PDP of the said second network success response activates request, is established to the connection of second network, is connected to second network with the replacement network.
10. like each described pair of stack terminal of claim 7-9, it is characterized in that,
Said pair of stack terminal also comprises the service request module; It is used for the analysis result to said professional domain name that returns according to domain name system server; Business through the network of current connection is attempted calling party request visit if said business is available, then begins to visit said business.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110147299XA CN102368789A (en) | 2010-06-25 | 2011-05-21 | Method and system for connecting dual-stack terminal to network |
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| CN201010220533.2 | 2010-06-25 | ||
| CN201010220533 | 2010-06-25 | ||
| CN201110147299XA CN102368789A (en) | 2010-06-25 | 2011-05-21 | Method and system for connecting dual-stack terminal to network |
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| CN201110147299XA Pending CN102368789A (en) | 2010-06-25 | 2011-05-21 | Method and system for connecting dual-stack terminal to network |
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| WO (1) | WO2011160587A1 (en) |
Cited By (6)
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| CN103004173A (en) * | 2012-09-29 | 2013-03-27 | 华为技术有限公司 | Address allocation method, device and system thereof |
| CN104219209A (en) * | 2013-06-03 | 2014-12-17 | 中兴通讯股份有限公司 | IPv4/IPv6 dual-stack connection network state transition method and device |
| CN104852995A (en) * | 2014-02-14 | 2015-08-19 | 中国电信股份有限公司 | Method for accessing network resource, home gateway and system thereof |
| FR3023098A1 (en) * | 2014-06-30 | 2016-01-01 | Orange | METHOD AND SYSTEM FOR PROCESSING A REQUEST FOR RESOLUTION OF A NAME OF A SERVER, ISSUED BY A CLIENT APPLICATION ON A COMMUNICATION NETWORK. |
| CN113395364A (en) * | 2020-03-11 | 2021-09-14 | 华为技术有限公司 | Access method of application server and terminal |
| CN115511503A (en) * | 2022-08-29 | 2022-12-23 | 北京鑫创数字科技股份有限公司 | Product information tracing method, device, equipment and storage medium |
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| CN106664326A (en) * | 2015-06-29 | 2017-05-10 | 华为技术有限公司 | Dual stack address management method and first network element |
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| CN1302651C (en) * | 2004-11-10 | 2007-02-28 | 华为技术有限公司 | A service universal block radio business supporting internodel communication method |
| JP5055049B2 (en) * | 2007-03-02 | 2012-10-24 | 株式会社日立製作所 | ICMP converter |
| US7903569B2 (en) * | 2008-11-25 | 2011-03-08 | At&T Intellectual Property I, L.P. | Diagnosing network problems in an IPV6 dual stack network |
| CN101610285B (en) * | 2009-06-15 | 2012-10-31 | 北京邮电大学 | P2P communication method in IPv4 and IPv6 coexisting network |
| CN102088494A (en) * | 2009-12-08 | 2011-06-08 | 中兴通讯股份有限公司 | Method and system for connecting internet protocol version 4 (IPv4)/IPv6 dual-stack terminal with network |
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- 2011-05-21 CN CN201110147299XA patent/CN102368789A/en active Pending
- 2011-06-22 WO PCT/CN2011/076126 patent/WO2011160587A1/en active Application Filing
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| WO2014047919A1 (en) * | 2012-09-29 | 2014-04-03 | 华为技术有限公司 | Address allocation method, device and system |
| CN103004173B (en) * | 2012-09-29 | 2016-03-09 | 华为技术有限公司 | A kind of method of allocation address, Apparatus and system |
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| CN104219209A (en) * | 2013-06-03 | 2014-12-17 | 中兴通讯股份有限公司 | IPv4/IPv6 dual-stack connection network state transition method and device |
| CN104852995A (en) * | 2014-02-14 | 2015-08-19 | 中国电信股份有限公司 | Method for accessing network resource, home gateway and system thereof |
| CN104852995B (en) * | 2014-02-14 | 2018-04-06 | 中国电信股份有限公司 | For accessing method, home gateway and the system of Internet resources |
| FR3023098A1 (en) * | 2014-06-30 | 2016-01-01 | Orange | METHOD AND SYSTEM FOR PROCESSING A REQUEST FOR RESOLUTION OF A NAME OF A SERVER, ISSUED BY A CLIENT APPLICATION ON A COMMUNICATION NETWORK. |
| CN113395364A (en) * | 2020-03-11 | 2021-09-14 | 华为技术有限公司 | Access method of application server and terminal |
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| Publication number | Publication date |
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| WO2011160587A1 (en) | 2011-12-29 |
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Application publication date: 20120307 |