CN100589490C - Device and method for obtaining IPV6 prefix - Google Patents
Device and method for obtaining IPV6 prefix Download PDFInfo
- Publication number
- CN100589490C CN100589490C CN200610056750A CN200610056750A CN100589490C CN 100589490 C CN100589490 C CN 100589490C CN 200610056750 A CN200610056750 A CN 200610056750A CN 200610056750 A CN200610056750 A CN 200610056750A CN 100589490 C CN100589490 C CN 100589490C
- Authority
- CN
- China
- Prior art keywords
- prefix
- configuration
- user terminal
- module
- attribute information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The present invention discloses IPV 6 prefixion obtaining device. It contains user terminal side located request module and prefixion configuration equipment side located configuration module\, wherein said request module used for transmitting prefixion request message to configuration module, and obtaining configuration module configured prepositive attribute information from configuration modulereturned prefixion response message; configuration module used for configuring prefixion for user terminal and saving configured prefixion attribute information, receiving prefixion request message from request module, searching configured prefixion attribute information and feeding back prefixion response message having searched prefixion attribute information to request module. The present invention also discloses a IPV 6 prefixion obtaining method.
Description
Technical field
The present invention relates to broadband access technology, relate in particular to network protocol version six (IPV6) address and obtain technology.
Background technology
Current, expansion day by day along with the internet scale, the IPV4 address resource of 32 bits is day by day nervous, even the trend that exhausts gradually arranged, at this phenomenon, internet engineering task group (IETF) proposes to adopt the IPV6 address of 128 bits in the IPV6 agreement, in the hope of fundamentally addressing the above problem.
The IPV6 address comprises IPV6 prefix and IPV6 interface identifier (ID) two parts, hereinafter the prefix of being mentioned is all refered in particular to the IPV6 prefix, the interface ID that is mentioned refers in particular to IPV6 interface ID, because current agreement limits the concrete mode that user terminal obtains prefix, so does not also relate to device or method that how user terminal obtains the IPV6 prefix in the prior art.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of IPV6 prefix deriving means, comprise request module that is positioned at subscriber terminal side and the configuration module that is positioned at prefix configuration device side,
Request module is used to send the prefix request message to configuration module, and obtains the attribute information that configuration module is the prefix of user terminal configuration from the prefix response message that configuration module returns;
Configuration module is used for according to ISP ISP territory or interface, by user terminal at least one prefix of unified configuration of belonging to same ISP territory or same interface and preserve the attribute information of configuration prefix, reception is from the prefix request message of request module, search oneself attribute information according to ISP territory or interface under the user terminal, and return the prefix response message that carries the prefix attribute information that finds and give request module as the prefix of user terminal configuration.
Wherein, described configuration module is further used for being updated to the prefix of user terminal configuration behind the prefix request message that receives from request module, and the prefix response message that periodically returns the attribute information that carries the prefix after the renewal is given request module.
Wherein, described user terminal is: Neighbor Discovery Protocol (ND) user terminal, peer-peer protocol (PPP) user terminal, DHCP (DHCP) user terminal, Extensible Authentication Protocol (EAP) user terminal or two layers of host-host protocol (L2TP) user terminal.
Wherein, described prefix configuration device is Broadband Remote Access Server (BRAS) equipment.
Wherein, described prefix configuration device is a server, and described request module and described configuration module interconnect by BRAS equipment.
Wherein, described server is: subscriber equipment far-end dialing authentication protocol (RADIUS) server, terminal access controller access control system (TACACS) server or Dynamic Host Configuration Protocol server.
The present invention also aims to provide a kind of IPV6 prefix acquisition methods, the prefix configuration device is according to ISP ISP territory or interface, by user terminal at least one prefix of unified configuration of belonging to same ISP territory or same interface and preserve the attribute information of configuration prefix, the method comprising the steps of:
A, user terminal send the prefix request message to the prefix configuration device;
B, prefix configuration device are searched the attribute information from the prefix that disposes as user terminal according to ISP territory or interface under the user terminal, the prefix attribute information that finds is carried in the prefix response message returns to user terminal.
Wherein, further comprise after the steps A: the prefix configuration device upgrades from the prefix as the user terminal configuration, and the prefix response message that periodically returns the attribute information that carries the prefix after the renewal is given user terminal.
In IPV6 prefix deriving means and method that the present invention proposes, by Broadband Remote Access Server (BRAS) equipment or server is user terminal configuration prefix, and user terminal obtains the prefix that is disposed by the mode that sends the prefix request message from BRAS equipment or server.
In addition, the IPV6 prefix deriving means and the method that propose according to the present invention when according to ISP (ISP) territory being user terminal configuration prefix, also have following effect:
1) user terminal that belongs to different I SP territory obtains prefix independently of one another, helps to reduce the possibility of address conflict;
2) because all user terminals that belong to same ISP territory by unified configuration prefix, release so belong to the network segment route that the route of all user terminals in same ISP territory can be polymerized to the IPV6 prefix, so just reduced the route scale in the network;
3) when the prefix that according to the ISP territory is the user terminal configuration obtained upgrading, when perhaps user terminal was changed affiliated ISP territory, user terminal can obtain new prefix very easily.
As seen, the invention provides a kind of practicable IPV6 prefix deriving means and method.
Description of drawings
Fig. 1 is the structure chart of the IPV6 prefix deriving means of the embodiment of the invention one;
Fig. 2 is the flow chart of the IPV6 prefix acquisition methods of the embodiment of the invention one;
Fig. 3 is the structure chart of the IPV6 prefix deriving means of the embodiment of the invention two;
Fig. 4 is the flow chart of the IPV6 prefix acquisition methods of the embodiment of the invention two.
Embodiment
Core concept of the present invention is: by BRAS equipment or server is user terminal configuration prefix, and user terminal obtains the prefix that is disposed by the mode that sends the prefix request message from BRAS equipment or server.Here, BRAS equipment and server can be referred to as the prefix configuration device.
For making the purpose, technical solutions and advantages of the present invention clearer, by the following examples, and with reference to accompanying drawing, the present invention is described in more detail.
Embodiment one: in the present embodiment, BRAS equipment is user terminal configuration prefix according to the ISP territory, and user terminal obtains the prefix that disposes according to the ISP territory by the mode that sends the prefix request message from BRAS equipment.Present embodiment is applicable to Neighbor Discovery Protocol (ND) user terminal, peer-peer protocol (PPP) user terminal, DHCP (DHCP) user terminal, Extensible Authentication Protocol (EAP) user terminal and two layers of host-host protocol (L2TP) user terminal etc.
Fig. 1 is the structure chart of the IPV6 prefix deriving means of the embodiment of the invention one, as shown in Figure 1, IPV6 prefix deriving means 100 of the present invention comprises: be positioned at the request module 120 and the configuration module 130 that is positioned at the BRAS equipment side of subscriber terminal side, request module 120 and configuration module 130 interconnect.Wherein, configuration module 130 be responsible for according to the ISP territory by user terminal configuration prefix and preserve the attribute information of configuration prefix, concrete, configuration module 130 is generally at least one prefix of the unified configuration of user terminal that belongs to same ISP territory, and preserves the attribute information of the prefix that disposes.Here said attribute information comprises address, length, preferential life cycle, effective life cycle of prefix and disposes (L/A) mark etc. automatically.
Fig. 2 is the flow chart of the IPV6 prefix acquisition methods of the embodiment of the invention one, wherein, entering before prefix shown in Figure 2 obtains the stage, BRAS equipment authenticates user terminal, has known various information such as the affiliated ISP territory of user terminal and affiliated interface.The IPV6 prefix acquisition methods of present embodiment comprises:
Step 201: request module 120 sends the prefix request message to configuration module 130;
Step 202: configuration module 130 is the attribute information that belongs to the prefix of the user terminal in this ISP territory configuration according to ISP domain lookup under the user terminal;
Step 203: configuration module 130 returns the prefix response message that carries the prefix attribute information that finds and gives request module 120.
Simultaneously, after step 201, if configuration module 130 has upgraded the prefix for this user terminal configuration, that is to say, if configuration module 130 has upgraded for belonging to the prefix that the user terminal in ISP territory disposes under this user terminal, for example delete the prefix of current configuration or increase new prefix, then configuration module 130 periodically execution in step 202 ', this step is not shown in Figure 2.
Step 202 ': configuration module 130 returns the prefix response message for the attribute information of the prefix that user terminal disposed that belongs to this ISP territory that carries after the renewal and gives request module 120.
In addition, the ISP territory under if user terminal has been changed, user terminal can be retrieved as the prefix of the user terminal configuration in the ISP territory after belonging to replacing by the mode that sends the prefix request message to configuration module so, and this just makes user terminal can obtain new prefix easily.
In the present embodiment, configuration module 130 also can according to interface by user terminal configuration prefix and preserve the attribute information of configuration prefix.Correspondingly, above-mentioned steps 202 should be: configuration module 130 look for the attribute information of the prefix of the user terminal configuration that belongs to this interface according to interface under the user terminal.
Embodiment two: in the present embodiment, server is a user terminal configuration prefix according to interface, and the mode of user terminal by sending the prefix request message obtained prefix according to interface configuration from server.Here said server is subscriber equipment far-end dialing authentication protocol (RADIUS) server, terminal access controller access control system (TACACS) server or Dynamic Host Configuration Protocol server for example.Present embodiment is applicable to ND user terminal, PPP user terminal, DHCP user terminal, EAP user terminal and L2TP user terminal etc.
Fig. 3 is the structure chart of the IPV6 prefix deriving means of the embodiment of the invention two, as shown in Figure 3, IPV6 prefix deriving means 300 of the present invention comprises: the request module 320 and the configuration module 330 that is positioned at server side that are positioned at subscriber terminal side, request module 320 and configuration module 330 interconnect by BRAS equipment, and BRAS equipment is not shown in Figure 3.Wherein, configuration module 330 be responsible for according to the ISP territory by user terminal configuration prefix and preserve the attribute information of configuration prefix, concrete, configuration module 330 is generally at least one prefix of the unified configuration of user terminal that belongs to same interface, and preserves the attribute information of the prefix that disposes.Here said attribute information comprises address, length, preferential life cycle, effective life cycle and the L/A mark etc. of prefix.
Fig. 4 is the flow chart of the IPV6 prefix acquisition methods of the embodiment of the invention two, wherein, is entering before prefix shown in Figure 4 obtains the stage, and server authenticates user terminal, has known various information such as the affiliated ISP territory of user terminal and affiliated interface.The IPV6 prefix acquisition methods of present embodiment comprises:
Step 401: request module 320 sends the prefix request message to configuration module 330 by BRAS equipment;
Step 402: configuration module 330 look for the attribute information of the prefix of the user terminal configuration that belongs to this interface according to interface under the user terminal;
Step 403: configuration module 330 returns the prefix response message that carries the prefix attribute information that finds by BRAS equipment and gives request module 320.
Simultaneously, after step 401, if configuration module 330 has upgraded the prefix for this user terminal configuration, that is to say, if configuration module 330 has upgraded for belonging to the prefix that the user terminal of interface disposes under this user terminal, for example delete the prefix of current configuration or increase new prefix, then configuration module 330 periodically execution in step 402 ', this step is not shown in Figure 4.
Step 402 ': configuration module 330 returns the prefix response message for the attribute information of the prefix that user terminal disposed that belongs to this interface that carries after the renewal and gives request module 320.
In the present embodiment, configuration module 330 also can according to the ISP territory by user terminal configuration prefix and preserve the attribute information of configuration prefix, correspondingly, above-mentioned steps 402 should be: configuration module 330 is the attribute information that belongs to the prefix that user terminal disposed in this ISP territory according to ISP domain lookup under the user terminal.In addition, the ISP territory under if user terminal has been changed, user terminal can be retrieved as the prefix of the user terminal configuration in the ISP territory after belonging to replacing by the mode that sends the prefix request message to configuration module so, and this just makes user terminal can obtain new prefix easily.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.
Claims (8)
1, a kind of IPV6 prefix deriving means is characterized in that, comprises request module that is positioned at subscriber terminal side and the configuration module that is positioned at prefix configuration device side,
Request module is used to send the prefix request message to configuration module, and obtains the attribute information that configuration module is the prefix of user terminal configuration from the prefix response message that configuration module returns;
Configuration module is used for according to ISP ISP territory or interface, by user terminal at least one prefix of unified configuration of belonging to same ISP territory or same interface and preserve the attribute information of configuration prefix, reception is from the prefix request message of request module, search oneself attribute information according to ISP territory or interface under the user terminal, and return the prefix response message that carries the prefix attribute information that finds and give request module as the prefix of user terminal configuration.
2, device as claimed in claim 1, it is characterized in that, described configuration module is further used for being updated to the prefix of user terminal configuration behind the prefix request message that receives from request module, and the prefix response message that periodically returns the attribute information that carries the prefix after the renewal is given request module.
3, device as claimed in claim 1 or 2, it is characterized in that described user terminal is: Neighbor Discovery Protocol ND user terminal, peer-peer protocol PPP user terminal, dynamic host configuration protocol DHCP user terminal, Extensible Authentication Protocol EAP user terminal or two layers of host-host protocol L2TP user terminal.
4, device as claimed in claim 1 or 2 is characterized in that, described prefix configuration device is a Broadband Remote Access Server BRAS equipment.
5, device as claimed in claim 1 or 2 is characterized in that, described prefix configuration device is a server, and described request module and described configuration module interconnect by BRAS equipment.
6, device as claimed in claim 5 is characterized in that, described server is: subscriber equipment far-end dialing authentication protocol radius server, terminal access controller access control system tacacs server or Dynamic Host Configuration Protocol server.
7, a kind of IPV6 prefix acquisition methods, it is characterized in that, the prefix configuration device is according to ISP ISP territory or interface, by user terminal at least one prefix of unified configuration of belonging to same ISP territory or same interface and preserve the attribute information of configuration prefix, the method comprising the steps of:
A, user terminal send the prefix request message to the prefix configuration device;
B, prefix configuration device are searched the attribute information from the prefix that disposes as user terminal according to ISP territory or interface under the user terminal, the prefix attribute information that finds is carried in the prefix response message returns to user terminal.
8, method as claimed in claim 7, it is characterized in that, further comprise after the steps A: the prefix configuration device upgrades from the prefix as the user terminal configuration, and the prefix response message that periodically returns the attribute information that carries the prefix after the renewal is given user terminal.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610056750A CN100589490C (en) | 2006-03-06 | 2006-03-06 | Device and method for obtaining IPV6 prefix |
| EP06840627A EP1993238A4 (en) | 2006-03-06 | 2006-12-25 | A device and method and system for acquiring ipv6 address |
| JP2008557577A JP4852110B2 (en) | 2006-03-06 | 2006-12-25 | IPv6 address acquisition apparatus, method, and system |
| PCT/CN2006/003576 WO2007101378A1 (en) | 2006-03-06 | 2006-12-25 | A device and method and system for acquiring ipv6 address |
| US12/205,822 US7958220B2 (en) | 2006-03-06 | 2008-09-05 | Apparatus, method and system for acquiring IPV6 address |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610056750A CN100589490C (en) | 2006-03-06 | 2006-03-06 | Device and method for obtaining IPV6 prefix |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1859420A CN1859420A (en) | 2006-11-08 |
| CN100589490C true CN100589490C (en) | 2010-02-10 |
Family
ID=37298282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610056750A Active CN100589490C (en) | 2006-03-06 | 2006-03-06 | Device and method for obtaining IPV6 prefix |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100589490C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101355489B (en) * | 2007-07-23 | 2011-08-10 | 中兴通讯股份有限公司 | User management method based on dynamic host configuration protocol prefix proxy |
| CN102158563B (en) | 2010-02-12 | 2013-10-30 | 华为技术有限公司 | Method, system and device for acquiring IPv6 (Internet Protocol Version 6) configuration information from IPv6 transition network |
| CN102143050A (en) * | 2010-09-29 | 2011-08-03 | 华为终端有限公司 | Network connection processing method and device for internet protocol version 6 (IPv6) network |
| CN102739809B (en) * | 2011-04-07 | 2015-07-15 | 中国电信股份有限公司 | DNS64 database, server, system and IPv4/IPv6 communication method |
| WO2011157141A2 (en) * | 2011-05-31 | 2011-12-22 | 华为技术有限公司 | Internet protocol version 6 address allocation method and apparatus |
| CN104380694A (en) | 2014-03-04 | 2015-02-25 | 华为终端有限公司 | IPv6 address allocation method and device |
-
2006
- 2006-03-06 CN CN200610056750A patent/CN100589490C/en active Active
Non-Patent Citations (2)
| Title |
|---|
| The deployment of IPv6 stateless auto-configuration inaccess network. Haibo Wen, Xudong Zhu, Yinglan Jiang, Renxiang Yan.Proceedings of the 8th International Conference on Telecommunications-ConTEL 2005,Vol.1 . 2005 |
| The deployment of IPv6 stateless auto-configuration inaccess network. Haibo Wen,Xudong Zhu,Yinglan Jiang,Renxiang Yan.Proceedings of the 8th International Conference on Telecommunications-ConTEL 2005,Vol.1. 2005 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1859420A (en) | 2006-11-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100589490C (en) | Device and method for obtaining IPV6 prefix | |
| CN102158563B (en) | Method, system and device for acquiring IPv6 (Internet Protocol Version 6) configuration information from IPv6 transition network | |
| US8484715B2 (en) | Method and system for network access and network connection device | |
| CN102148878B (en) | IP (internet protocol) address allocation method, system and device | |
| EP2852111B1 (en) | Method, mobile device, and system for automatically selecting ipv6 address transmission mode | |
| CN101179603B (en) | Method and device for controlling user network access in IPv6 network | |
| EP2190168B1 (en) | Dispatching method, dispatching apparatus and dispatching system | |
| CN102170395A (en) | Data transmission method and network equipment | |
| CN100571286C (en) | Cdma system distributes the method for fixed ip address for the user | |
| CN102171986B (en) | A method and a gateway for providing multiple internet access | |
| CN103188107A (en) | Automatic finding and configured deployment system and method of terminal devices | |
| CN104581419A (en) | Dual-network realizing method based on android intelligent set-top box | |
| WO2012034456A1 (en) | Method for obtaining dns and tunnel gateway device | |
| CN102437946B (en) | Access control method, network access server (NAS) equipment and authentication server | |
| CN102394948B (en) | DHCP (dynamic host configuration protocol) address distribution method and DHCP server | |
| CN102413199B (en) | System and method for creating and reporting address mapping relations by broadband remote access server | |
| CN102447746B (en) | Information supply method, family gateway and family network system | |
| CN101854285A (en) | Carrier-grade network address translation equipment discovery method, equipment and system | |
| CN101873320B (en) | Client information verification method based on DHCPv6 relay and device thereof | |
| CN100525318C (en) | Improved method for assigning network identifiers using interface identifiers | |
| CN107896257A (en) | Method, apparatus, equipment and the medium of deploying client subsystem function | |
| CN1744596B (en) | Method for host obtaining network allocation parameterns in IPV6 network | |
| CN104601743A (en) | IP (internet protocol) forwarding IPoE (IP over Ethernet) dual-stack user access control method and equipment based on Ethernet | |
| CN105323325A (en) | Address assignment method for identity and position separation network, and access service node | |
| CN108306758B (en) | Method for realizing access to internal network and external network of indoor distributed antenna system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |