CN102611764A - Method and device for inquiring address of internet protocol version 6 (IPv6) - Google Patents
Method and device for inquiring address of internet protocol version 6 (IPv6) Download PDFInfo
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- CN102611764A CN102611764A CN2012100746713A CN201210074671A CN102611764A CN 102611764 A CN102611764 A CN 102611764A CN 2012100746713 A CN2012100746713 A CN 2012100746713A CN 201210074671 A CN201210074671 A CN 201210074671A CN 102611764 A CN102611764 A CN 102611764A
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- ipv6
- mac address
- ipv4
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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
- H04L61/09—Mapping addresses
- H04L61/10—Mapping addresses of different types
- H04L61/103—Mapping addresses of different types across network layers, e.g. resolution of network layer into physical layer addresses or address resolution protocol [ARP]
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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
- H04L2101/618—Details of network addresses
- H04L2101/622—Layer-2 addresses, e.g. medium access control [MAC] addresses
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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
- H04L2101/618—Details of network addresses
- H04L2101/659—Internet protocol version 6 [IPv6] addresses
Abstract
The invention discloses a method for inquiring the address of internet protocol version 6 (IPv6), which comprises the following steps that: after an inquiry command which contains an IPv4 address or the name of a host or the address of a medium access controller (MAC) is received, if the MAC address can be determined according to a distribution record table or the inquiry command, the IPv6 address is inquired from a corresponding address list by using the MAC address. The invention also discloses a device for inquiring the IPv6 address. According to the invention, a user can obtain the IPv6 address without changing the user habit, so that the difficulty in using the IPv6 address in network equipment is reduced.
Description
Technical field
The present invention relates to the address resolution technology in the network service, relate in particular to the method and the device of a kind of IPv6 of inquiry address.
Background technology
Along with the high speed development of network, because the growth of global host number, the IP address that the internet protocol version 4 that once was widely used (IPv4, Internet Protocol version 4) technology is distributed is exhausted gradually, makes the IP address in short supply.At present, can provide more IP address to solve the IP address problem in short supply of IPv4 technology through internet usage protocol edition 6 (IPv6) technology.
But the form of IPv6 address with respect to IPv4 bigger change takes place, and comprising: the IPv6 address is adopted hexadecimal representation and is used ": " to separate etc., like " FE80::2AA:FF:FE28:9C5A "; This change uses the user of IPv4 address format to bring some incompatibilities for custom, such as: misremember easily and difficult memory.In addition, the IPv6 address is to be assigned to interface in the IPv6 technology, and network equipment can corresponding a plurality of IPv6 address, like this, has just increased user's memory difficulty.
It is thus clear that; For custom is used the IPv4 address user; Because the composition form of IPv6 address is more complicated and the corresponded manner network equipment and address is more complicated, causes the user when the network equipment being carried out the associative operation of IPv6 address, can't adapt to, and influences experience.
Summary of the invention
In view of this, the object of the present invention is to provide the method and the device of a kind of IPv6 of inquiry address, can make the user when not changing use habit, can obtain the IPv6 address, thereby reduce the difficulty of using the IPv6 address in the network equipment.
For achieving the above object, technical scheme of the present invention is achieved in that
The invention provides the method for a kind of IPv6 of inquiry address, this method comprises:
Receive and contain IPv4 address or Hostname or medium access control (MAC; Media Access Control) behind the query statement of address; If can confirm MAC Address, then utilize said MAC Address from the correspondence table of address, to find the IPv6 address according to the assignment record table or according to this query statement.
In the such scheme, said receiving before the query statement that contains IPv4 address or Hostname or MAC Address, this method also comprises: set up the assignment record table and set up the address correspondence table.
In the such scheme, the said assignment record table of setting up comprises:
After receiving joining request that the network equipment sends in real time, from join request, extract the Hostname and the MAC Address of this network equipment; For sending the network equipment distributing IP v4 address that joins request;
The IPv4 address of Hostname and MAC Address and distribution is kept in the assignment record table as a list item.
In the such scheme, the said address correspondence table of setting up comprises:
The packet that real-time inspection receives when the packet that receives is the IPv6 packet, extracts IPv6 address and MAC Address from said IPv6 packet, IPv6 address of extracting and MAC Address are recorded in the correspondence table of address as a list item.
In the such scheme, said if can confirm MAC Address according to the assignment record table or according to this query statement, comprising:
Check according to query statement whether corresponding record is arranged in the assignment record table,, then extract the IPv4 address of writing down in the assignment record table, obtain corresponding MAC Address according to said IPv4 address if having;
If there is not corresponding record in the assignment record table, then check whether contain the IPv4 address in the query statement, if having, then obtain corresponding MAC Address according to said IPv4 address;
Otherwise, then check whether contain MAC Address in the query statement, if having, then directly use said MAC Address, if do not have, then confirming does not have corresponding MAC Address.
In the such scheme, saidly obtain corresponding MAC Address, comprising: utilize the IPv4 address to send the request of obtaining corresponding MAC Address that comprises the IPv4 address to the network equipment of self-management according to said IPv4 address; Receive the MAC Address that the network equipment of said self-management returns.
The present invention also provides a kind of IPv6 of inquiry the device of address, and this device comprises: dynamic host configuration protocol DHCP distribution module, IPv6 packet inspection module and IPv6 enquiry module; Wherein,
The IPv6 enquiry module; Be used for after receiving the query statement that contains IPv4 address or Hostname or MAC Address; If can confirm corresponding MAC Address according to the assignment record table of DHCP distribution module preservation or according to this query statement that receives, then utilize said MAC Address from the address correspondence table of IPv6 packet inspection module, to find the IPv6 address;
The DHCP distribution module is used to the assignment record table that the IPv6 enquiry module provides self to preserve;
IPv6 packet inspection module is used to the address correspondence table that the IPv6 enquiry module provides self to preserve.
In the such scheme, said DHCP distribution module also is used for after the place network equipment starts, setting up the assignment record table;
Said IPv6 packet inspection module also is used for after the place network equipment starts, setting up the address correspondence table.
In the such scheme, said DHCP distribution module, specifically be used for receive join request after, from join request, extract the Hostname and the MAC Address of this network equipment; For sending the network equipment distributing IP v4 address that joins request; The IPv4 address of Hostname and MAC Address and distribution is kept in the assignment record table as a list item.
In the such scheme; Said IPv6 packet inspection module; Specifically be used for the packet that real-time inspection self receives; When the packet that receives is the IPv6 packet, from said IPv6 packet, extract IPv6 address and MAC Address, IPv6 address of extracting and MAC Address are recorded in the correspondence table of address as a list item.
In the such scheme; Said IPv6 enquiry module specifically is used for checking according to query statement whether the assignment record table of DHCP distribution module has corresponding record, if having; Then extract the IPv4 address of writing down in the assignment record table, obtain corresponding MAC Address according to said IPv4 address;
If there is not corresponding record in the assignment record table, then check whether contain the IPv4 address in the query statement, if having, then obtain corresponding MAC Address according to said IPv4 address;
Otherwise, then check whether contain MAC Address in the query statement, if having, then directly use said MAC Address, if do not have, then confirming does not have corresponding MAC Address.
In the such scheme, said IPv6 enquiry module also is used to utilize the IPv4 address to send the request of obtaining corresponding MAC Address that comprises the IPv4 address to the network equipment of place network device management, receives the MAC Address that returns.
The method and the device of inquiry IPv6 provided by the present invention address; Through using the assignment record table to confirm whether contain the IPv4 address that to inquire about to some extent in the network equipment earlier, from the correspondence table of address, find the IPv6 address according to the MAC Address that obtains again, so; Can make the user need not change use habit; Can use the IPv4 address to inquire about and obtain the IPv6 address, reduce the difficulty of using the IPv6 address in the network equipment, promote user's experience.
Further; The present invention has realized the address through multiple Query Information inquiry IPv6 through providing IPv4 address, Hostname and MAC Address multiple inquiry mode, can make inquiry mode variation more; Use habit according to the user is operated, and further promotes user's experience.
Description of drawings
Fig. 1 inquires about the method flow sketch map of IPv6 address for the present invention;
Fig. 2 inquires about the composition structural representation of the device of IPv6 address for the present invention.
Embodiment
Basic thought of the present invention is: after receiving the query statement that contains IPv4 address or Hostname or MAC Address; If can confirm corresponding MAC Address according to the assignment record table or according to this query statement, then utilize said MAC Address from the correspondence table of address, to find the IPv6 address.
Below in conjunction with accompanying drawing and specific embodiment the present invention is remake further detailed explanation.
Be that home gateway is the method that example is explained a kind of IPv6 of inquiry provided by the invention address below with the network equipment, as shown in Figure 1, may further comprise the steps:
Step 101: home gateway judges whether to receive the query statement that contains IPv4 address or Hostname or MAC Address, if then execution in step 102; Otherwise, repeated execution of steps 101.
Here; Said receive contain IPv4 address or Hostname or MAC Address query statement can for: the user imports IPv4 address or Hostname or MAC Address in the query interface that home gateway provides; According to said IPv4 address or Hostname or the instruction of MAC Address generated query, such as: the query interface in that fire compartment wall provides is imported IPv4 address or Hostname or MAC Address; The method that provides of said generated query instruction and said query interface all can be used existing techniques in realizing, does not do here and gives unnecessary details.
Step 102: whether home gateway is judged according to the assignment record table of self preserving or according to said query statement can confirm MAC Address, if can, then obtain execution in step 103 behind the corresponding MAC Address; Otherwise, the end process flow process.
Concrete: home gateway checks according to query statement whether corresponding record is arranged in the assignment record table, if having, then extracts the IPv4 address of writing down in the assignment record table, obtains corresponding MAC Address, execution in step 103 according to said IPv4 address; If there is not corresponding record in the assignment record table, then check whether contain the IPv4 address in the query statement, if having, then obtain corresponding MAC Address, execution in step 103 according to said IPv4 address; Otherwise, check whether contain MAC Address in the query statement, if having, then directly use said MAC Address, execution in step 103; If do not have, then confirming does not have corresponding MAC Address, shows that Query Result is no corresponding address, the end process flow process.
Here, said assignment record table is made up of as list item one or more IPv4 address and corresponding MAC Address and Hostname thereof.
Saidly obtain corresponding MAC Address according to said IPv4 address and be: home gateway utilizes the IPv4 address in the assignment record table or utilizes the IPv4 address in the query statement, sends the request of obtaining MAC Address that comprises the IPv4 address to the network equipment of self-management; The network equipment that receives said self-management returns MAC Address;
Said request of obtaining MAC Address comprise to search the IPv4 address of main frame, write method is to write according to the regulation of prior art address resolution protocol (ARP, Address Resolution Protocol), does not do here and gives unnecessary details;
The said network equipment returns MAC Address: after each network equipment that home gateway is managed receives the request of obtaining MAC Address; Judge whether to issuing the request of self according to the IPv4 address of carrying in this request; If then return the MAC Address of self and give home gateway as response; Wherein, the process that the said network equipment receives request and returns response is all operated with the regulation of ARP in the prior art, does not do here and gives unnecessary details.
Step 103: home gateway extracts corresponding IPv6 address according to MAC Address from the address correspondence table of self preserving.
Here, said address correspondence table is that list item is formed by one or more IPv6 address and corresponding MAC Address.
Carry out before the above-mentioned steps 101, need address correspondence table described in assignment record table described in the establishment step 101 and the establishment step 103; And, in the process of execution in step 101 to step 103, and after step 103 accomplished, said assignment record table and said address correspondence table still can continue to increase list item according to actual conditions; In addition; Said assignment record table and said address correspondence table can be deleted according to actual conditions; Such as; Can be for when the place home gateway be started shooting at every turn, said assignment record table and said address correspondence table that deletion has been deposited, this corresponding newly-built assignment record table and address correspondence table in start back then;
Here, the said method of setting up the assignment record table is: behind family's gateways and starting, what receive in real time that institute will insert that self networks equipment sends joins request the Hostname and the MAC Address of this network equipment of extraction from join request; According to DHCP (DHCP, Dynamic Host Configuration Protocol) is to send the network equipment distributing IP v4 address that joins request; The IPv4 address of Hostname and MAC Address and distribution is kept in the assignment record table as a list item.
The said method of setting up the address correspondence table is: after home gateway starts; The packet that real-time inspection self receives; When the packet that receives is the IPv6 packet; From this IPv6 packet, extract IPv6 address and MAC Address, IPv6 address of extracting and MAC Address are recorded in the correspondence table of address as a list item;
Wherein, said being recorded in the correspondence table of address comprises: check whether have in the correspondence table of address with the identical list item in IPv6 address that will store, if having, then do not do operation; If do not have, then increase list item and be recorded in the correspondence table of address.
In addition; Can also be according to user's operation, existing list item in assignment record table and the address correspondence table is carried out related, comprising: correspondence table is extracted MAC Address from the address one by one; From the assignment record table, search the list item that records identical MAC Address; When finding consistent list item, with the MAC Address of the IPv4 address in this list item and Hostname, number as a record and according to the sequencing of this record foundation, preserve said record and numbering with the IPv6 address in the correspondence table of address.
Further; Accomplish above-mentioned with after existing list item carries out related operation in assignment record table and the address correspondence table; Can import the corresponding IPv6 of numbering inquiry, such as: after home gateway receives the number of queries of user's input, find corresponding IPv4 address or Hostname or MAC Address according to this numbering; As query statement, execution in step 101 then with the IPv4 address of the correspondence that finds or Hostname or MAC Address.
The present invention proposes the device of a kind of IPv6 of inquiry address, and is as shown in Figure 2, comprising: DHCP distribution module 21, IPv6 packet inspection module 22 and IPv6 enquiry module 23; Wherein,
IPv6 packet inspection module 22 is used to the address correspondence table that IPv6 enquiry module 23 provides self to preserve.
Said IPv6 enquiry module 23; Specifically be used to judge whether to receive the query statement that contains IPv4 address or Hostname or MAC Address; If receive; Then judge whether to confirm corresponding MAC Address according to the assignment record table of DHCP distribution module 21 or according to query statement, otherwise, continue to judge whether to receive the query statement that contains IPv4 address or Hostname or MAC Address.
Said IPv6 enquiry module 23; Be used for also checking whether the assignment record table that DHCP distribution module 21 is preserved has the record corresponding with query statement; If have, then extract the IPv4 address of writing down in the assignment record table, obtain corresponding MAC Address according to said IPv4 address; If do not have, then check whether contain the IPv4 address in the query statement, if having, then obtain corresponding MAC Address according to said IPv4 address, otherwise, check whether contain MAC Address in the query statement, if having, then directly use said MAC Address; If do not have, then confirming does not have corresponding MAC Address, shows that Query Result is no corresponding address, end operation.
Said IPv6 enquiry module 23 specifically is used for sending the request of obtaining corresponding MAC Address that comprises the IPv4 address to other network equipments that belong to network device management, and receiving the MAC Address that returns according to from the IPv4 address that the assignment record table is found.
Said IPv6 enquiry module 23 also is used for according to MAC Address, from the address correspondence table that DHCP distribution module 21 is preserved, extracts corresponding IPv6 address; Accordingly, said DHCP distribution module 21 also is used to IPv6 enquiry module 23 the address correspondence table is provided.
Said DHCP distribution module 21; Also be used for after the place network equipment starts; What other network equipments of reception were sent in real time joins request, and from join request, extracts the Hostname and the MAC Address of this network equipment, is to send the network equipment distributing IP v4 address that joins request according to DHCP; The IPv4 address of Hostname and MAC Address and distribution is kept in the assignment record table as a list item.
Said IPv6 packet inspection module 22; Also be used for after the place network equipment starts; The packet that real-time inspection self receives; When the packet that receives is the IPv6 packet, from this IPv6 packet, extract IPv6 address and MAC Address, IPv6 address of extracting and MAC Address are recorded in the correspondence table of address as a list item.
Said IPv6 packet inspection module 22, specifically be used for checking the address correspondence table whether have with the identical list item in IPv6 address that will store, if having, then do not do operation; If do not have, then increase list item and be recorded in the correspondence table of address.
In addition; Can also be according to user's operation; Carry out existing list item in assignment record table and the address correspondence table related; Comprise: said IPv6 enquiry module 23 extracts MAC Address one by one from the address correspondence table that IPv6 packet inspection module 22 is preserved; From the assignment record table that DHCP distribution module 21 is preserved, search the list item that records identical MAC Address, when finding consistent list item, from DHCP distribution module 21 extract IPv4 address and Hostname these list items MAC Address, and and IPv6 address from IPv6 packet inspection module 22 extraction address correspondence table; Number as a record and according to the sequencing that this record is set up, preserve said record and numbering;
Further; Accomplish above-mentioned with after existing list item carries out related operation in assignment record table and the address correspondence table; Said IPv6 enquiry module 23 can inquire IPv4 address or the Hostname or the MAC Address of the correspondence of self record according to the numbering of user's input; IPv4 address or Hostname or MAC Address as query statement, are begun then to check in the assignment record table in the DHCP distribution module 21 whether the record corresponding with query statement is arranged.
Device provided by the invention can be used as logic module and is installed in the network equipments such as existing home gateway or router.
The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.
Claims (12)
1. a method of inquiring about the IPv6 address is characterized in that, this method comprises:
After receiving the query statement that contains IPv4 address or Hostname or medium access control MAC Address,, then utilize said MAC Address from the correspondence table of address, to find the IPv6 address if can confirm MAC Address according to the assignment record table or according to this query statement.
2. method according to claim 1 is characterized in that, said receiving before the query statement that contains IPv4 address or Hostname or MAC Address, and this method also comprises: set up the assignment record table and set up the address correspondence table.
3. method according to claim 2 is characterized in that, the said assignment record table of setting up comprises:
After receiving joining request that the network equipment sends in real time, from join request, extract the Hostname and the MAC Address of this network equipment; For sending the network equipment distributing IP v4 address that joins request;
The IPv4 address of Hostname and MAC Address and distribution is kept in the assignment record table as a list item.
4. method according to claim 2 is characterized in that, the said address correspondence table of setting up comprises:
The packet that real-time inspection receives when the packet that receives is the IPv6 packet, extracts IPv6 address and MAC Address from said IPv6 packet, IPv6 address of extracting and MAC Address are recorded in the correspondence table of address as a list item.
5. method according to claim 1 is characterized in that, and is said if can confirm MAC Address according to the assignment record table or according to this query statement, comprising:
Check according to query statement whether corresponding record is arranged in the assignment record table,, then extract the IPv4 address of writing down in the assignment record table, obtain corresponding MAC Address according to said IPv4 address if having;
If there is not corresponding record in the assignment record table, then check whether contain the IPv4 address in the query statement, if having, then obtain corresponding MAC Address according to said IPv4 address;
Otherwise, then check whether contain MAC Address in the query statement, if having, then directly use said MAC Address, if do not have, then confirming does not have corresponding MAC Address.
6. method according to claim 5 is characterized in that, saidly obtains corresponding MAC Address according to said IPv4 address, comprising: utilize the IPv4 address to send the request of obtaining corresponding MAC Address that comprises the IPv4 address to the network equipment of self-management; Receive the MAC Address that the network equipment of said self-management returns.
7. a device of inquiring about the IPv6 address is characterized in that, this device comprises: dynamic host configuration protocol DHCP distribution module, IPv6 packet inspection module and IPv6 enquiry module; Wherein,
The IPv6 enquiry module; Be used for after receiving the query statement that contains IPv4 address or Hostname or MAC Address; If can confirm corresponding MAC Address according to the assignment record table of DHCP distribution module preservation or according to this query statement that receives, then utilize said MAC Address from the address correspondence table of IPv6 packet inspection module, to find the IPv6 address;
The DHCP distribution module is used to the assignment record table that the IPv6 enquiry module provides self to preserve;
IPv6 packet inspection module is used to the address correspondence table that the IPv6 enquiry module provides self to preserve.
8. device according to claim 7 is characterized in that,
Said DHCP distribution module also is used for after the place network equipment starts, setting up the assignment record table;
Said IPv6 packet inspection module also is used for after the place network equipment starts, setting up the address correspondence table.
9. device according to claim 8 is characterized in that,
Said DHCP distribution module, specifically be used for receive join request after, from join request, extract the Hostname and the MAC Address of this network equipment; For sending the network equipment distributing IP v4 address that joins request; The IPv4 address of Hostname and MAC Address and distribution is kept in the assignment record table as a list item.
10. device according to claim 8 is characterized in that,
Said IPv6 packet inspection module; Specifically be used for the packet that real-time inspection self receives; When the packet that receives is the IPv6 packet; From said IPv6 packet, extract IPv6 address and MAC Address, IPv6 address of extracting and MAC Address are recorded in the correspondence table of address as a list item.
11. device according to claim 7 is characterized in that,
Said IPv6 enquiry module specifically is used for checking according to query statement whether the assignment record table of DHCP distribution module has corresponding record, if having, then extracts the IPv4 address of writing down in the assignment record table, obtains corresponding MAC Address according to said IPv4 address;
If there is not corresponding record in the assignment record table, then check whether contain the IPv4 address in the query statement, if having, then obtain corresponding MAC Address according to said IPv4 address;
Otherwise, then check whether contain MAC Address in the query statement, if having, then directly use said MAC Address, if do not have, then confirming does not have corresponding MAC Address.
12. device according to claim 11 is characterized in that,
Said IPv6 enquiry module also is used to utilize the IPv4 address to send the request of obtaining corresponding MAC Address that comprises the IPv4 address to the network equipment of place network device management, receives the MAC Address that returns.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100746713A CN102611764A (en) | 2012-03-20 | 2012-03-20 | Method and device for inquiring address of internet protocol version 6 (IPv6) |
| PCT/CN2012/075531 WO2013139076A1 (en) | 2012-03-20 | 2012-05-15 | Method and device for querying ipv6 address |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100746713A CN102611764A (en) | 2012-03-20 | 2012-03-20 | Method and device for inquiring address of internet protocol version 6 (IPv6) |
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| CN102611764A true CN102611764A (en) | 2012-07-25 |
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| CN2012100746713A Pending CN102611764A (en) | 2012-03-20 | 2012-03-20 | Method and device for inquiring address of internet protocol version 6 (IPv6) |
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| WO (1) | WO2013139076A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103685593A (en) * | 2012-09-20 | 2014-03-26 | 清华大学 | IPv6 address configuration method |
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| CN100539501C (en) * | 2006-10-13 | 2009-09-09 | 清华大学 | Unified Identity sign and authentication method based on domain name |
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- 2012-05-15 WO PCT/CN2012/075531 patent/WO2013139076A1/en active Application Filing
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| JP2001274845A (en) * | 2000-03-27 | 2001-10-05 | Hitachi Ltd | Communicating method accompanying protocol conversion and communication controller |
| CN101827138A (en) * | 2010-05-21 | 2010-09-08 | 杭州华三通信技术有限公司 | Optimized method and device for processing IPV6 filter rule |
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| CN103685593B (en) * | 2012-09-20 | 2017-04-19 | 清华大学 | IPv6 address configuration method |
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| WO2013139076A1 (en) | 2013-09-26 |
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Application publication date: 20120725 |