CN105323177A - Router and routing method - Google Patents
Router and routing method Download PDFInfo
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- CN105323177A CN105323177A CN201410359708.6A CN201410359708A CN105323177A CN 105323177 A CN105323177 A CN 105323177A CN 201410359708 A CN201410359708 A CN 201410359708A CN 105323177 A CN105323177 A CN 105323177A
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Abstract
The invention relates to a routing method. The routing method is applied to a router which communicates with the other router and at least one electronic device respectively. The method comprises the following steps that: the router acquires a first private IP address allocated by the other router; a second private IP address is allocated to the electronic devices; whether the second private IP address is identical with any one address selected from the first private IP address, the gateway address of the router and the address of a domain name server is judged; and if the second private IP address is identical with any one address selected from the first private IP address, the gateway address of the router and the address of the domain name server, a third private IP address is allocated for the electronic devices according to allocation principles, wherein the third private IP address is different from any one address selected from the first private IP address, the gateway address of the router and the address of the domain name server. With the routing method of the invention adopted, the third private IP address can be re-allocated when a domain conflict occurs, and therefore, the domain conflict can be avoided, and the Internet surfing quality of users can be ensured.
Description
Technical field
The present invention relates to a kind of router and method for routing.
Background technology
At wide area network (WideAreaNetwork, WAN) in, router is by DHCP (DynamicHostConfigurationProtocol, DHCP) regulation obtains IP(InternetProtocol, IP) address, router again automatic IP address allocation to the electronic equipment in local area network (LAN) (LocalAreaNetwork, LAN).But, router distribute to electronic equipment IP address may to distribute to the IP address of router identical and produce and net territory conflict with WAN.When there is the conflict of net territory, user cannot surf the Net and also be difficult to find failure cause.
Summary of the invention
In view of this, a kind of router and the method for routing of avoiding netting territory conflict need be provided.
Router provided by the invention, for electronic equipment and another router communication, another router is for obtaining the public ip address that distributes in wide area network and distributing the first private IP address to router.Router comprises acquisition module, the first distribution module, judge module, the second distribution module and notification module.The first private IP address that acquisition module distributes for obtaining another router, first distribution module is used for distributing the second private IP address to the electronic equipment in local area network (LAN), judge module is for judging the second private IP address and the first private IP address, the gateway address of router, in domain name server address three, whether any one is identical, when the second private IP address and the first private IP address, the gateway address of router, when in domain name server address three, any one is identical, the 3rd private IP address is distributed to electronic equipment according to distribution principle, 3rd private IP address and the first private IP address, gateway address, domain name server address three is all not identical.
Preferably, router also comprises notification module, when in the gateway address of the second private IP address and the first private IP address, router, domain name server address three, any one is identical, notification module is used for sending notice, to notify that user uses the 3rd private IP address to electronic equipment.
Preferably, when the gateway address of the second private IP address and the first private IP address, router, domain name server address three are all not identical, electronic equipment uses the second private IP address.
Method for routing provided by the invention, is applied in router, router respectively with another router and at least one electronic equipment communication; Another router is for obtaining public IP(InternetProtocol, IP) address distribute the first private IP address to router, the method comprising the steps of: router obtains the first private IP address that another router distributes; The second private IP address is distributed to electronic equipment; Judge that in the gateway address of the second private IP address and the first private IP address, router, domain name server address three, whether any one is identical; If when in the gateway address of the second private IP address and the first private IP address, router, domain name server address three, any one is identical, distribute the 3rd private IP address according to distribution principle to electronic equipment, the 3rd private IP address is all not identical with the first private IP address, gateway address, domain name server address three.
Preferably, when in the gateway address, domain name server address three of the second private IP address and the first private IP address, router, any one is identical, router sends notice, to notify that user uses the 3rd private IP address to electronic equipment.
Preferably, if the second private IP address is all not identical with the first private IP address, gateway address, domain name server address three, then electronic equipment uses the second private IP address.
Above-mentioned router and the method avoiding the conflict of net territory, when producing the conflict of net territory, router distributes the 3rd private IP address according to distribution principle to electronic equipment, and the 3rd private IP address is not identical with the address of public ip address or gateway address or name server, effectively avoids net territory conflict and be convenient to user's online.
Accompanying drawing explanation
Figure 1 shows that the present invention avoids netting the applied environment schematic diagram of territory conflict router one execution mode.
Figure 2 shows that the present invention avoids netting the functional block diagram of territory conflict router one execution mode.
Figure 3 shows that the present invention avoids netting the flow chart of territory conflict router one execution mode.
Main element symbol description
| Wide area network | 10 |
| Another router | 20 |
| Router | 30 |
| Acquisition module | 301 |
| First distribution module | 302 |
| Judge module | 303 |
| Second distribution module | 304 |
| Notification module | 305 |
| Electronic equipment | 40 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Fig. 1 is the applied environment figure that the present invention avoids netting the preferred embodiment of territory conflict router.Router three 0 and electronic equipment 40 and another router two 0 communication.Another router two 0 runs on wide area network 10(WideAreaNetwork, WAN) in, for obtaining public IP(InternetProtocol, IP that this wide area network 10 distributes) address distribute the first private IP address to router three 0.
Please refer to Fig. 2, router three 0 comprises acquisition module 301, first distribution module 302, judge module 303, second distribution module 304 and notification module 305.
The first private IP address that acquisition module 301 distributes for obtaining another router two 0.
First distribution module 302 is for distributing the second private IP address to the electronic equipment 40 in local area network (LAN) (LocalAreaNetwork, LAN).
Whether judge module 303 is identical for the gateway address or name server (DomainNameServer, DNS) address judging the second private IP address and the first private IP address or router three 0.In the present embodiment, if the second private IP address is identical with any one in the first private IP address or gateway address or dns address, then produces net territory conflict and cause user could not get on to the Net.If the second private IP address and the first private IP address or gateway address or dns address not identical, then electronic equipment 40 uses the second private IP address.
Second distribution module 304, for when netting territory conflict, distributes the 3rd private IP address to electronic equipment 40 again according to distribution principle, and the 3rd private IP address and the first private IP address or gateway address or dns address not identical.In the present embodiment, when producing the conflict of net territory, the second distribution module 304 can distribute following 3rd private IP address: 192.168.X.Y or 10.0.X.Y or 172.16.X.Y to electronic equipment 40 at random.Wherein, 192.168.X.Y scope is 192.168.0.0≤192.168.X.Y≤192.168.255.255,10.0.X.Y scope is the scope of 10.0.0.0≤10.0.X.Y≤10.255.255.255,172.16.X.Y is 172.16.0.0≤172.16.X.Y≤172.31.255.255.
Notification module 305, for when producing the conflict of net territory, sending notice to electronic equipment 40, using the 3rd private IP address with the user of electronic device 40.
Fig. 3 is the flow chart that the present invention avoids netting territory collision method preferred embodiment.This is avoided the method for netting territory conflict to run in wide area network 10, and another router two 0 obtains the public ip address of wide area network 10 distribution and distributes the first private IP address to router three 0.This is avoided the method for netting territory conflict to comprise the steps.
Step S310, acquisition module 301 obtains the first private IP address that another router two 0 distributes.
Step S320, the first distribution module 302 distributes the second private IP address to the electronic equipment 40 in LAN.
Step S330, judge module 303 judge the gateway address of the second private IP address and the first private IP address or router three 0 or dns address whether identical.When the gateway address of the second private IP address and the first private IP address or router three 0 or dns address identical time, then enter step S304.When the gateway address of the second private IP address and the first private IP address or router three 0 or dns address not identical time, then enter step 306.
Step S340, the second distribution module 304 distributes the 3rd private IP address to electronic equipment 40 again.In the present embodiment, the second distribution module 304 can distribute following 3rd private IP address: 192.168.X.Y or 10.0.X.Y or 172.16.X.Y to electronic equipment 40 at random.Wherein, 192.168.X.Y scope is 192.168.0.0≤192.168.X.Y≤192.168.255.255,10.0.X.Y scope is the scope of 10.0.0.0≤10.0.X.Y≤10.255.255.255,172.16.X.Y is 172.16.0.0≤172.16.X.Y≤172.31.255.255.
Step S350, notification module 305 sends notice to electronic equipment 40, uses the 3rd private IP address with the user of electronic device 40.
Step S360, electronic equipment 40 uses the second private IP address.
In sum, router and the method avoiding the conflict of net territory provided by the invention, when producing the conflict of net territory, router three 0 distributes the 3rd private IP address according to distribution principle to electronic equipment 40, and the 3rd private IP address is not identical with the address of public ip address or gateway address or DNS, effectively avoids net territory conflict and be convenient to user's online.
To those skilled in the art, the actual needs that can generate according to scheme of the invention of the present invention and inventive concept combination is made other and is changed accordingly or adjustment, and these changes and adjustment all should belong to the protection range of the claims in the present invention.
Claims (6)
1. a router, for at least one electronic equipment and another router communication, another router described is for obtaining the public ip address that distributes in wide area network and distributing the first private IP address to described router, and it is characterized in that, described router comprises:
Acquisition module, for obtaining described first private IP address that another router described distributes;
First distribution module, for distributing the second private IP address to the described electronic equipment in local area network (LAN);
Judge module, for judging that in the gateway address of described second private IP address and described first private IP address, described router, domain name server address three, whether any one is identical;
Second distribution module, for when described second private IP address is with when in described first private IP address, described gateway address, domain name server address three, any one is identical, distribute the 3rd private IP address according to distribution principle to described electronic equipment, described 3rd private IP address is all not identical with described first private IP address, described gateway address, domain name server address three.
2. router as claimed in claim 1, it is characterized in that, described router also comprises notification module, described second private IP address is with when in described first private IP address, described gateway address, domain name server address three, any one is identical, described notification module is used for sending notice, to notify that user uses described 3rd private IP address to described electronic equipment.
3. router as claimed in claim 2, it is characterized in that, when described second private IP address is all not identical with described first private IP address, described gateway address, domain name server address three, described electronic equipment uses described second private IP address.
4. a method for routing, is applied in router, and described router communicates with another router and at least one electronic equipment respectively; Another router described, for obtaining public ip address and distributing the first private IP address to described router, is characterized in that, described method comprises step:
Described router obtains described first private IP address that another router described distributes;
The second private IP address is distributed to described electronic equipment;
Judge that in the gateway address of described second private IP address and described first private IP address, described router, domain name server address three, whether any one is identical;
If when in the gateway address of described second private IP address and described first private IP address, described router, domain name server address three, any one is identical, distribute the 3rd private IP address according to distribution principle to described electronic equipment, gateway address, the domain name server address three of described 3rd private IP address and described first private IP address, described router are all not identical.
5. method for routing as claimed in claim 4, it is characterized in that, when in the gateway address, domain name server address three of described second private IP address and described first private IP address, described router, any one is identical, described router sends notice, to notify that user uses described 3rd private IP address to described electronic equipment.
6. method for routing as claimed in claim 5, it is characterized in that, if the gateway address of described second private IP address and described first private IP address, described router, domain name server address three are all not identical, then described electronic equipment uses described second private IP address.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410359708.6A CN105323177A (en) | 2014-07-28 | 2014-07-28 | Router and routing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410359708.6A CN105323177A (en) | 2014-07-28 | 2014-07-28 | Router and routing method |
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| Publication Number | Publication Date |
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| CN105323177A true CN105323177A (en) | 2016-02-10 |
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| CN201410359708.6A Pending CN105323177A (en) | 2014-07-28 | 2014-07-28 | Router and routing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110391933A (en) * | 2019-06-17 | 2019-10-29 | 浙江工商大学 | A kind of embedded type equipment parameter configuration recovery method and embedded device |
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| CN102014044A (en) * | 2009-09-04 | 2011-04-13 | 技嘉科技股份有限公司 | Domain collision avoidance method and router using same |
| CN102025792A (en) * | 2009-09-22 | 2011-04-20 | 国基电子（上海）有限公司 | Router and IP address setting method thereof |
| CN102571996A (en) * | 2010-12-13 | 2012-07-11 | 联想(北京)有限公司 | IP (Internet Protocol) address assignment method, IP address assignment device and network system |
| CN102594939A (en) * | 2012-02-16 | 2012-07-18 | 杭州华三通信技术有限公司 | Secondary address allocation method and device |
| EP2741460A1 (en) * | 2012-12-05 | 2014-06-11 | Alcatel Lucent | A method and a user agent for load balancing within several proxies in a SIP network comprising a router applying network address translation |
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2014
- 2014-07-28 CN CN201410359708.6A patent/CN105323177A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102014044A (en) * | 2009-09-04 | 2011-04-13 | 技嘉科技股份有限公司 | Domain collision avoidance method and router using same |
| CN102025792A (en) * | 2009-09-22 | 2011-04-20 | 国基电子（上海）有限公司 | Router and IP address setting method thereof |
| CN102571996A (en) * | 2010-12-13 | 2012-07-11 | 联想(北京)有限公司 | IP (Internet Protocol) address assignment method, IP address assignment device and network system |
| CN102594939A (en) * | 2012-02-16 | 2012-07-18 | 杭州华三通信技术有限公司 | Secondary address allocation method and device |
| EP2741460A1 (en) * | 2012-12-05 | 2014-06-11 | Alcatel Lucent | A method and a user agent for load balancing within several proxies in a SIP network comprising a router applying network address translation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110391933A (en) * | 2019-06-17 | 2019-10-29 | 浙江工商大学 | A kind of embedded type equipment parameter configuration recovery method and embedded device |
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Application publication date: 20160210 |