CN106899705A - A kind of method and apparatus of station address distribution - Google Patents
A kind of method and apparatus of station address distribution Download PDFInfo
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- CN106899705A CN106899705A CN201611195406.5A CN201611195406A CN106899705A CN 106899705 A CN106899705 A CN 106899705A CN 201611195406 A CN201611195406 A CN 201611195406A CN 106899705 A CN106899705 A CN 106899705A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5046—Resolving address allocation conflicts; Testing of addresses
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5061—Pools of addresses
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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Abstract
This application provides a kind of method and apparatus of station address distribution, methods described is applied to first network server LNS, and methods described includes：Confirm shared address pool；The first Address requests message is sent to the first equipment, first equipment is the equipment where shared address pool；The first address feedback message is received, the first address is carried in the first address feedback message, first address is the unappropriated address that first equipment is selected from shared address pool；User is distributed into first address, so as to solve the problems, such as that distributing address at present wastes.
Description
Technical field
The application is related to mechanics of communication, more particularly to a kind of method and apparatus of station address distribution.
Background technology
Layer 2 Tunneling Protocol (Layer 2Tunneling Protocol, L2TP) is a kind of point-to-point protocol (Point-
To-Point Protocol, PPP) technology that is packaged to link layer data bag and is transmitted by tunnel.
In the prior art, when L2TP Access Concentrator (L2TP Access Concentrator, LAC) has multiple standby
When selecting L2TP Network Server (L2TP Network Server, LNS), LAC gives tacit consent to be set up to main LNS initiation L2TP Tunnel to be asked
Ask, LAC receive main LNS receive response after, the LNS and no longer sets up L2TP as the opposite end in tunnel with other alternative LNS
Tunnel.If LAC does not receive the response that receives of main LNS, LAC initiates L2TP Tunnel and sets up request to next alternative LNS.But
It is after main LNS links disconnect, to continue to send L2TP Tunnel foundation request to alternative LNS, now there may be main LNS distribution
Be allocated to again under alternative LNS to the address information of user hang it is standby, so as to cause distribute address conflict problem.
In order to solve the problems, such as to distribute address conflict, the address pool generally to alternative LNS splits in the prior art, makes
The address pool of each alternative LNS is separate with the address pool of main LNS, so as to solve the problems, such as to distribute address conflict.
Although above-mentioned treatment solves the problems, such as to distribute address conflict, each alternative LNS is needed according to user's needs
Different address pools are divided, and the address pool of the alternative LNS is separate with the address pool of main LNS, increased planning complicated
Subsequent expansion is spent and is unfavorable for, and in order to ensure that main LNS does not conflict, it is necessary in address pool with the distribution address of alternative LNS
Reserved many distribution addresses, cause the waste of distribution address.
The content of the invention
This application provides a kind of method and apparatus of station address distribution, to solve to distribute address waste problem at present.
In order to solve the above problems, this application discloses a kind of method of station address distribution, methods described is applied to the
One webserver LNS, methods described includes：
Confirm shared address pool；
The first Address requests message is sent to the first equipment, first equipment is the equipment where shared address pool；
The first address feedback message is received, the first address, first address are carried in the first address feedback message
For the unappropriated address that first equipment is selected from shared address pool；
User is distributed into first address.
In order to solve the above problems, disclosed herein as well is a kind of station address assigned unit, methods described is applied to
First network server LNS, described device includes：
Module is confirmed, for confirming shared address pool；
First sending module, for sending the first Address requests message to the first equipment, first equipment is shared ground
Equipment where the pond of location；
Receiver module, for receiving the first address feedback message, the first address is carried in the first address feedback message,
First address is the unappropriated address that first equipment is selected from shared address pool；
Distribute module, for first address to be distributed into user.
Compared with prior art, the application includes advantages below：
First, the application first network server confirms shared address pool, and the first Address requests report is sent to the first equipment
Text, first equipment is the equipment where shared address pool, receives the first address feedback message, the first address feedback report
The first address is carried in text, first address is the unappropriated address that first equipment is selected from shared address pool；
User is distributed into first address, by confirming shared address pool, is divided without to address pool, alleviate to address
The complexity of pond planning, while reserved need not also distribute address, and then solves the problems, such as that user's distribution address wastes, meanwhile,
User is distributed into unappropriated address in shared address pool, so as to avoid the conflict of distribution address.
Certainly, any product for implementing the application is not necessarily required to while reaching all the above advantage.
Brief description of the drawings
Fig. 1 is the networking schematic diagram for realizing a kind of herein described station address distribution method；
Fig. 2 is a kind of flow chart of station address distribution method of the application implementation method；
Fig. 3 is a kind of flow chart of station address distribution method of another implementation method of the application；
Fig. 4 is a kind of flow chart of station address distribution method of another implementation method of the application；
Fig. 5 is a kind of flow chart of station address distribution method of another implementation method of the application；
Fig. 6 is a kind of flow chart of station address distribution method of another implementation method of the application；
Fig. 7 is a kind of structured flowchart of station address distributor of the application implementation method；
Fig. 8 is a kind of structured flowchart of station address distributor of another implementation method of the application；
Fig. 9 is a kind of structured flowchart of station address distributor of another implementation method of the application.
Specific embodiment
It is below in conjunction with the accompanying drawings and specific real to enable above-mentioned purpose, the feature and advantage of the application more obvious understandable
Mode is applied to be described in further detail the application.
It is shown in Figure 1, it illustrates the networking schematic diagram for realizing a kind of herein described station address distribution method, tool
Body includes：Client, middle two-layer network device, L2TP Access Concentrator (L2TP Access Concentrator, LAC),
L2TP Network Server (L2TP Network Server, LNS) and Internet.Client passes through middle two-layer equipment
It is attached with LAC, LAC is netted with LNS by Internet and is connected, LAC is that setting for data is transmitted between client and LNS
It is standby, the access device of typically local ISP (ISP), with PPP and L2TP protocol handling capabilities.LNS is
The edge device of the server-side portion of L2TP agreements, typically intranet.One LAC can correspond to multiple LNS.
It should be noted that middle two-layer equipment can be interchanger, or other equipment, this application is not done
Concrete restriction.
Based on above-mentioned networking schematic diagram, reference picture 2 shows a kind of station address of the one of implementation method of the application
The step of distribution method flow chart.Methods described is applied to first network server LNS, in the present embodiment, user ground
Location distribution method is specifically included：
Step 201：Confirm shared address pool.
Step 202：The first Address requests message is sent to the first equipment, where first equipment is shared address pool
Equipment.
Wherein, the first equipment can be the first LNS, or the 2nd LNS, or independently of a LNS and
The other equipment of two LNS, for example：Aaa server or the 3rd LNS etc., are not particularly limited to this application.
It should be noted that when a LNS need to user distribute address when, its not as the first equipment, when except first
When other equipment outside LNS needs to distribute address to user, a LNS can be as the first equipment.
Step 203：The first address feedback message is received, the first address is carried in the first address feedback message, it is described
First address is the unappropriated address that first equipment is selected from shared address pool.
Wherein, the first address is unappropriated address, and it is idle that unappropriated address can be understood as first address
Address or first address are not used by.
Step 204：User is distributed into first address.
Present embodiment, first, the application first network server confirms shared address pool, and first is sent to the first equipment
Address requests message, first equipment is the equipment where shared address pool, receives the first address feedback message, described first
The first address is carried in the feedback message of address, first address is not dividing of being selected from shared address pool of first equipment
The address matched somebody with somebody；User is distributed into first address, by confirming shared address pool, is divided without to address pool, subtract
The light complexity to address pool planning, at the same also need not reserved distribution address, and then solve what user's distribution address wasted
Problem, meanwhile, user is distributed into unappropriated address in shared address pool, so as to avoid the conflict of distribution address.
Reference picture 3, flows the step of show a kind of station address distribution method of the application other in which implementation method
Cheng Tu.Methods described is applied to first network server LNS, and in the present embodiment, the station address distribution method is specifically wrapped
Include：
Step 301：Confirm shared address pool.
Shared address pool can in the following manner be confirmed：
One kind is achieved in that：First LNS obtains shared address pool according to static configuration.
Another kind is achieved in that：Obtain LNS address lists, according to LNS address lists determine the address pool of a LNS with
The address pool of the 2nd LNS shares address pool each other.
LNS address lists can in the following manner be obtained：
One kind is achieved in that：First LNS static configurations obtain LNS address lists.
Another kind is achieved in that：First LNS is from Layer 2 Tunneling Protocol LAC (L2TP Access
Concentrator, abbreviation LAC) LNS address lists are obtained, specifically, a LNS and Layer 2 Tunneling Protocol LAC
LAC is set up in tunneling process, the address information of the LNS carried by the property value in AVP message, according to the ground of the LNS for carrying
Location information sets up LNS address lists, it is also possible to after a LNS and Layer 2 Tunneling Protocol LAC LAC set up tunnel,
The address information of the LNS carried by the property value in AVP (Attribute Value Pair, property value to) message, according to
The address information of the LNS of carrying sets up LNS address lists, it would however also be possible to employ other modes, and this application is not particularly limited.
Determine that a LNS and the 2nd LNS backup each other relation according to LNS address lists, the LNS ground in LNS address lists
Location information is arranged in sequence, and first LNS in acquiescence LNS lists is the in main LNS, and LNS lists
One LNS and the 2nd LNS backup each other relation, thus the 2nd LNS processes the message that a LNS sends, and other LNS are sent
Message is not processed.
Because a LNS and the 2nd LNS backup each other relation, thus a LNS and the 2nd LNS can share address pool,
First LNS and the 2nd LNS can simultaneously for user distributes address information, it is also possible to which a LNS enters row address distribution, or second
LNS enters row address distribution, a LNS is given tacit consent under normal circumstances and enters row address distribution.
Further, determine that the address pool of a LNS shares with ground each other with the address pool of the 2nd LNS according to LNS address lists
Location pond includes：
First LNS sends the first message to the 2nd LNS, obtains the address information of the 2nd LNS.
The form that first message may be referred to charging message is transmitted, i.e. source address information, mesh are carried in the first message
Address information and the 2nd LNS address pools in address information etc..
The address information of address information and a LNS according to the 2nd LNS obtains shared address pool.
Wherein, using the identical address information fields in a LNS and the 2nd LNS as shared address pool address information
Field.
Step 302：The first Address requests message is sent to the first equipment, where first equipment is shared address pool
Equipment.
Step 303：The first address feedback message is received, the first address is carried in the first address feedback message, it is described
First address is the unappropriated address that first equipment is selected from shared address pool.
Step 304：User is distributed into first address, and status indication is set to the first address.
Wherein in an implementation method, status indication can also be set to address.Such as, mark or unallocated mark have been distributed
Note.
The first address selected from shared address pool is distributed to after user, and the first equipment can set to the first address
Allocated status indication is put, is distributed with avoiding first address from participating in address again.For example：Allocated status indication can be with
" 1 " or " 0 " is set to, this application is not particularly limited.
It should be noted that above-mentioned mentioned status indication is only to further understand the example of the application, and without
The particular content of status indicator in the application implementation method is limited.
After first LNS dispenses the first address, the first address in oneself address pool can also be set and divide
With status indication.Shared address pool is obtained such as the address information for the address information of the 2nd LNS and a LNS according to
Situation, now, the 2nd LNS selects the first address, and distributed status indication by the setting of the first address as the first equipment；Enter
First address is also set and has distributed status indication by one step a, LNS.So, subsequently either a LNS or the first equipment
Go again distribution address when, all without by status indication for allocated first address dispenses.In the shape of follow-up first address
After state mark is changed into unallocated, the first address can again participate in address distribution.
Present embodiment, first, the application first network server confirms shared address pool, and first is sent to the first equipment
Address requests message, first equipment is the equipment where shared address pool, receives the first address feedback message, described first
The first address is carried in the feedback message of address, first address is not dividing of being selected from shared address pool of first equipment
The address matched somebody with somebody；User is distributed into first address, by confirming shared address pool, is divided without to address pool, subtract
The light complexity to address pool planning, at the same also need not reserved distribution address, and then solve what user's distribution address wasted
Problem, meanwhile, unappropriated address in shared address pool distributed into user, so as to the conflict for avoiding distribution address is asked
Topic.
Secondly, by setting status indication to the first address, the first equipment can determine shared address according to status indication
Address in pond can use or can not use, while realizing that address information is shared, it is also possible to avoid distribution address from rushing
Prominent problem.
Reference picture 4, flows the step of show a kind of station address distribution method of the application other in which implementation method
Cheng Tu.Methods described is applied to first network server LNS, and in the present embodiment, the station address distribution method is specifically wrapped
Include：
Step 401：Confirm shared address pool.
Step 402：The first Address requests message is sent to the first equipment, where first equipment is shared address pool
Equipment.
Step 403：The first address feedback message is received, the first address is carried in the first address feedback message, it is described
First address is the unappropriated address that first equipment is selected from shared address pool.
Step 404：User is distributed into first address.
Step 405：Reclaim the first address.
When first LNS reclaims the first address, such as work as link failure, first between user offline or a LNS and user
LNS sends the first notice message to the first equipment, to notify that the first equipment has reclaimed the first address.
The first address is reclaimed in the following manner：First LNS is according to the first address lease ageing time or timing
Device ageing time, reclaims the first address, it would however also be possible to employ other modes reclaim the first address, for example, a LNS is to the first equipment
Receiving text is sent back, the recovery message is used to notify the first equipment, reclaims the first address, and this application is not particularly limited,
After first address is recovered, address point can be continued to participate in again as the unappropriated address information in shared address pool
Match somebody with somebody.
Wherein, lease ageing time or timer ageing time have been arrived in the first address, then reclaim the first address, and delete
The corresponding lease information in first address, after the first address is recovered, can again as unappropriated in shared address pool
Location information, continues to participate in address distribution.
It should be noted that lease ageing time and timer ageing time those skilled in the art can be according to actual feelings
Condition is configured, for example：2 minutes, 3 minutes, or even 10 minutes etc., this application is not particularly limited.
Present embodiment, sends the first notice message, to notify that the first equipment has been reclaimed by a LNS to the first equipment
First address, the address reclaimed can again participate in address distribution, so as to improve the address information in shared address pool
Utilization rate, in the process, can set unallocated status indication to the address reclaimed, and it is participated in address and distribute.
Reference picture 5, flows the step of show a kind of station address distribution method of the application other in which implementation method
Cheng Tu.It is the first equipment that methods described is applied to first network server LNS, a LNS, in the present embodiment, should
Station address distribution method is specifically included：
Step 501：LNS address lists are obtained, address pool in a LNS and the is determined according to the LNS address lists
Address pool in two LNS shares address pool each other.
Step 502：First LNS receives the second Address requests message that the 2nd LNS sends, wherein, second ground
Carried in the request message of location and obtain Address requests.
Step 503：The second address feedback message is sent to the 2nd LNS, wherein, carried in the second address feedback message
Second address, second address is the unappropriated address that a LNS is selected from shared address pool.
First LNS can also lock second address, and status indication has been distributed the second address for as described in is set.
Lock address, can distribute status indication realization, it is also possible to mark or setting by setting other by setting
Relevant parameter is realized, as long as locked address is no longer participate in address distribution, specific lock mode is not limited herein.
First LNS sends the second address feedback message to the 2nd LNS, to inform that the 2nd the second addresses of LNS can use, says
A bright LNS does not use the address information.
First LNS locks the second address, while the 2nd LNS can also lock the second address, so when the 2nd LNS carries out ground
When location is distributed, the problem of address conflict is not resulted in.
First LNS locks the second address, and now the second address cannot again participate in the distribution of address；First LNS unlocks
Or when the tunnel teardown between LAC and LNS, can release to two address locking.
It is described when there are two or more LAC between client and LNS as a kind of implementation method therein
2nd LNS can be used as described two or two or more LAC main LNS.
During in order to prevent the first equipment as main LNS, tunnel is individually set up with LAC and address generation address conflict is distributed
Problem, can first determine whether whether the first equipment has LNS address lists, if so, then the first equipment can land used from larger
Location starts to distribute address, for example：Address pool range is 10.0.0.1~10.0.0.100, then the 2nd LNS can be from
10.0.0.100 start to obtain distribution address, can as far as possible avoid address from distributing and produce conflict.Certain first equipment can also be from
Less available address starts to obtain distribution address.The method for obtaining distribution address, as long as can reach avoiding address to distribute as far as possible
Conflict is produced, the method to this application not to specific distribution address is limited.
Present embodiment, first, the application first network server confirms shared address pool, and first is sent to the first equipment
Address requests message, first equipment is the equipment where shared address pool, receives the first address feedback message, described first
The first address is carried in the feedback message of address, first address is not dividing of being selected from shared address pool of first equipment
The address matched somebody with somebody；User is distributed into first address, by confirming shared address pool, is divided without to address pool, subtract
The light complexity to address pool planning, at the same also need not reserved distribution address, and then solve what user's distribution address wasted
Problem, meanwhile, user is distributed into unappropriated address in shared address pool, so as to avoid the conflict of distribution address.
Reference picture 6, flows the step of show a kind of station address distribution method of the application other in which implementation method
Cheng Tu.Methods described is applied to first network server LNS, and in the present embodiment, the station address distribution method is specifically wrapped
Include：
Step 601：LNS address lists are obtained, the address pool and second of a LNS is determined according to the LNS address lists
The address pool of LNS shares address pool each other.
Step 602：First LNS receives the second Address requests message that the 2nd LNS sends, wherein, second ground
Carried in the request message of location and obtain Address requests.
Step 603：The second address feedback message is sent to the 2nd LNS, wherein, carried in the second address feedback message
Second address, second address is the unappropriated address that a LNS is selected from shared address pool.
After 2nd LNS receives the second address feedback message of LNS transmissions, use is distributed into second address
Family.
Step 604：First LNS receives the second notice message that the 2nd LNS sends, and second notice message is used to notify
First LNS, the 2nd LNS has reclaimed the second address.When 2nd LNS reclaims the second address, such as when user offline or the 2nd LNS with
Between user during link failure, the 2nd LNS reclaims the second address, and the second notice message is sent to a LNS, described
Second notice message is used to notify that a LNS, the 2nd LNS have reclaimed the 2nd LNS described in the second address in the following manner
The second address is reclaimed, the 2nd LNS reclaims the second ground according to address information lease ageing time or timer ageing time
Location, after second address is recovered, can continue to participate in address again as the unappropriated address information in shared address pool
Distribution.
It should be noted that lease ageing time and timer ageing time those skilled in the art can be according to actual feelings
Condition is configured, for example：2 minutes, 3 minutes, or even 10 minutes etc., this application is not particularly limited.
Step 605：First LNS releases the two address lock-out state.
First LNS releases two address lock-out state, after second address unlocks, can again as altogether
The unappropriated address information in address pool is enjoyed, address distribution is continued to participate in.
Present embodiment, first, receives the 2nd LNS and sends the second notice message by a LNS, to notify a LNS,
2nd LNS has reclaimed the second address, so as to improve the utilization rate of the address information in shared address pool.
Secondly, a LNS locks the second address, and now the second address cannot again participate in the distribution of address, it is achieved thereby that
First LNS and the 2nd LNS shares address pool, does not result in the conflict of distribution address, while basis also need not be needed for each LNS
User needs to divide different address pools, solves the problems, such as that user's distribution address wastes.
It should be noted that for foregoing embodiment of the method, in order to be briefly described, therefore it is all expressed as a series of
Combination of actions, but those skilled in the art should know, and the application is not limited by described sequence of movement, because according to
According to the application, some steps can sequentially or simultaneously be carried out using other.Secondly, those skilled in the art should also know,
Embodiment described in this description belongs to preferred embodiment, necessary to involved action not necessarily the application.
Based on the explanation of above method implementation method, present invention also provides a kind of corresponding station address distributor
Implementation method realizes the content described in above method implementation method.
Reference picture 7, shows a kind of station address assigned unit structured flowchart in the application implementation method.Described device
First network server LNS is applied to, in the present embodiment, the device is specifically included：
Module 701 is confirmed, for confirming shared address pool.
Wherein in a kind of implementation method, module is confirmed specifically for obtaining LNS address lists, according to the LNS addresses
List determines that the address pool of a LNS shares address pool each other with the address pool of the 2nd LNS.
Wherein in a kind of implementation method, the confirmation module is used to obtain shared address pool according to static configuration.
First sending module 702, for sending the first Address requests message to the first equipment, first equipment is shared
Equipment where address pool.
First receiver module 703, for receiving the first address feedback message, carries the in the feedback message of first address
One address, first address is the unappropriated address that first equipment is selected from shared address pool.
Distribute module 704, for first address to be distributed into user.
Present embodiment, first, the application first network server confirms shared address pool, and first is sent to the first equipment
Address requests message, first equipment is the equipment where shared address pool, receives the first address feedback message, described first
The first address is carried in the feedback message of address, first address is not dividing of being selected from shared address pool of first equipment
The address matched somebody with somebody；User is distributed into first address, by confirming shared address pool, is divided without to address pool, subtract
The light complexity to address pool planning, at the same also need not reserved distribution address, and then solve what user's distribution address wasted
Problem, meanwhile, unappropriated address in shared address pool distributed into user, so as to the conflict for avoiding distribution address is asked
Topic.
Reference picture 8, shows a kind of station address assigned unit structured flowchart in the application implementation method.Described device
First network server LNS is applied to, in the present embodiment, the device is specifically included：
Confirm module 801, for obtaining LNS address lists, the address of a LNS is determined according to the LNS address lists
Address pool is shared each other with the address pool of the 2nd LNS in pond.
First sending module 802, for sending the first Address requests message to the first equipment, first equipment is shared
Equipment where address pool.
First receiver module 803, for receiving the first address feedback message, carries the in the feedback message of first address
One address, first address is the unappropriated address that first equipment is selected from shared address pool.
Distribute module 804, for first address to be distributed into user.
The recycling module 805, for reclaiming first address.
Second sending module 806, for when the recycling module reclaims first address, a LNS to be to the
One equipment sends the first notice message, to notify that the first equipment has reclaimed the first address.
Present embodiment, sends the first notice message, to notify that the first equipment has been reclaimed by a LNS to the first equipment
First address, the address reclaimed can again participate in address distribution, so as to improve the address information in shared address pool
Utilization rate, in the process, can set unallocated status indication to the address reclaimed, and it is participated in address and distribute.
Reference picture 9, shows a kind of station address assigned unit structured flowchart in the application implementation method.Described device
It is the first equipment to be applied to first network server LNS, a LNS, and in the present embodiment, the device is specifically included：
Confirm module 901, for obtaining LNS address lists, the address of a LNS is determined according to the LNS address lists
Address pool is shared each other with the address pool of the 2nd LNS in pond.
Second receiver module 902, for receiving the second Address requests message that the 2nd LNS sends, wherein, described the
Carried in double-address request message and obtain Address requests.
Selecting module 903, for selecting unappropriated second address from shared address pool.First sending module 904, uses
Message is fed back in the second address is sent to the 2nd LNS, wherein, the second address is carried in the second address feedback message, it is described
Second address is the unappropriated address that a LNS is selected from shared address pool.
Locking module 905, for locking the second address.
Wherein in a kind of implementation method, the locking module is additionally operable to release the two address lock-out state.
The application implementation method, first, the application first network server confirms shared address pool, is sent to the first equipment
First Address requests message, first equipment is the equipment where shared address pool, receives the first address feedback message, described
The first address is carried in the feedback message of first address, first address is that first equipment is selected from shared address pool
Unappropriated address；User is distributed into first address, by confirming shared address pool, is drawn without to address pool
Point, the complexity to address pool planning is alleviated, while reserved need not also distribute address, and then solve user's distribution address wave
The problem taken, meanwhile, user is distributed into unappropriated address in shared address pool, the conflict of address is distributed so as to avoid
Problem.
Secondly, a LNS locks the second address, and now the second address cannot again participate in the distribution of address, only a LNS
Unlock or when the tunnel teardown between LAC and LNS, can just release to two address locking, it is achieved thereby that
First LNS and the 2nd LNS shares address pool, does not result in the conflict of distribution address, while basis also need not be needed for each LNS
User needs to divide different address pools, solves the problems, such as that user's distribution address wastes.
For said apparatus embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple,
Related part is illustrated referring to the part of shown embodiment of the method.
Each embodiment in this specification is described by the way of progressive, what each embodiment was stressed be with
The difference of other embodiment, between each embodiment identical similar part mutually referring to.
It would have readily occurred to a person skilled in the art that be：Any combination application of above-mentioned each embodiment is all feasible, therefore
Any combination between above-mentioned each embodiment is all the embodiment of the application, but this specification exists as space is limited,
This is not just detailed one by one.
The embodiment of the present application can be embodied in it is any support graphics process, internet content capture and render device (or
Multiple devices) on.These devices include but is not limited to personal computer, cluster server, mobile phone, work station, embedded
System, game machine, TV, Set Top Box, or any other computing device for supporting computer graphical and content to show.These devices
The device of the one or more processors and memory that perform and store instruction can be included but is not limited to possess.These devices can
With including software, firmware and hardware.Software can include one or more application programs and operating system.Hardware can include but
It is not limited to processor, memory and display.The application can be used in numerous general or special purpose computing system environments or configuration.
For example：Personal computer, server computer, handheld device or portable set, laptop device, multicomputer system, base
System, set top box, programmable consumer-elcetronics devices in microprocessor, network PC, minicom, mainframe computer, bag
Include DCE of any of the above system or equipment etc..
The application can be described in the general context of computer executable instructions, such as program
Module.Usually, program module includes performing particular task or realizes routine, program, object, the group of particular abstract data type
Part, data structure etc..The application can also be in a distributed computing environment put into practice, in these DCEs, by
Remote processing devices connected by communication network perform task.In a distributed computing environment, program module can be with
In local and remote computer-readable storage medium including including storage device.
In this application, " component ", " device ", " system " etc. refer to and be applied to the related entities of computer, such as hardware, hard
The combination of part and software, software or executory software etc..In detail, for example, component can with but be not limited to run on place
Manage process, processor, object, executable component, execution thread, program and/or the computer of device.Further, server is run on
On application program or shell script, server can be component.One or more assemblies can be in the process and/or line for performing
Cheng Zhong, and component can on one computer localize and/or be distributed between two or multiple stage computers, it is possible to by
Various computer-readable medium operations.Component can also be according to the signal with one or more packets, for example, coming from one
Handed over by signal and other systems with another component interaction in local system, distributed system, and/or network in internet
The signal of mutual data is communicated by locally and/or remotely process.
Finally, in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between there is any this actual relation or order.And, term " including ", "comprising", not only including those key elements, and
And also include other key elements being not expressly set out, or also include for this process, method, article or equipment institute are intrinsic
Key element.In the absence of more restrictions, the key element limited by sentence " including ... ", it is not excluded that including it is described will
Also there is other identical element in process, method, article or the equipment of element.
And, "and/or" above represent and both contained herein " and " relation, also contains the relation of "or", its
In：If option A and option b be " and " relation, then it represents that can simultaneously include option A and option b in certain embodiment；If
Option A and the relation that option b is "or", then it represents that can individually include option A in certain embodiment, or individually include option b.
It should be understood by those skilled in the art that, embodiments herein can be provided as method, system or computer program product.Cause
This, the application can be using the shape of the embodiment in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Formula.And, the application can be used can use storage in one or more computers for wherein including computer usable program code
The form of the computer program product implemented on medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.).
The application is the flow with reference to method, equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram are described.It should be understood that every first-class during flow chart and/or block diagram can be realized by computer program instructions
The combination of flow and/or square frame in journey and/or square frame and flow chart and/or block diagram.These computer programs can be provided
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced for reality by the instruction of computer or the computing device of other programmable data processing devices
The device of the function of being specified in present one flow of flow chart or multiple one square frame of flow and/or block diagram or multiple square frames.
These computer program instructions may be alternatively stored in can guide computer or other programmable data processing devices with spy
In determining the computer-readable memory that mode works so that instruction of the storage in the computer-readable memory is produced and include finger
Make the manufacture of device, the command device realize in one flow of flow chart or multiple one square frame of flow and/or block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented treatment, so as in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
Although having been described for the preferred embodiment of the application, those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the application scope.
Above to a kind of station address distribution method provided herein and device, it is described in detail, herein
Apply specific case to be set forth the principle and implementation method of the application, the explanation of above example is only intended to help
Understand the present processes and its core concept；Simultaneously for those of ordinary skill in the art, according to the thought of the application,
Will change in specific embodiments and applications, in sum, this specification content should not be construed as to this
The limitation of application.
Claims (12)
1. a kind of method that station address is distributed, methods described is applied to first network server LNS, it is characterised in that described
Method includes：
Confirm shared address pool；
The first Address requests message is sent to the first equipment, first equipment is the equipment where shared address pool；
The first address feedback message is received, the first address is carried in the first address feedback message, first address is institute
State the unappropriated address that the first equipment is selected from shared address pool；
User is distributed into first address.
2. method according to claim 1, it is characterised in that address pool is shared in the confirmation, including：
Obtain LNS address lists；
Determine that the address pool of a LNS shares address pool each other with the address pool of the 2nd LNS according to the LNS address lists；
Or, shared address pool is obtained according to static configuration.
3. method according to claim 2, it is characterised in that methods described, also includes：
When first LNS reclaims first address, a LNS sends the first notice message to the first equipment, with logical
Know that the first equipment has reclaimed the first address.
4. method according to claim 2, it is characterised in that methods described includes：
First LNS is the first equipment；
First LNS receives the second Address requests message that the 2nd LNS sends, wherein, in the second Address requests message
Carry and obtain Address requests；
The second address feedback message is sent to the 2nd LNS, wherein, carry the second address, institute in the second address feedback message
It is the unappropriated address that a LNS is selected from shared address pool to state the second address.
5. method according to claim 4, it is characterised in that：Methods described also includes：
First LNS locks the second address.
6. method according to claim 5, it is characterised in that methods described also includes：
First LNS receives the second notice message that the 2nd LNS sends, and second notice message is used to notify described first
LNS, the 2nd LNS has reclaimed the second address；
First LNS releases the two address lock-out state.
7. a kind of station address assigned unit, methods described is applied to first network server LNS, it is characterised in that described
Device includes：
Module is confirmed, for confirming shared address pool；
First sending module, for sending the first Address requests message to the first equipment, first equipment is shared address pool
The equipment at place；
First receiver module, for receiving the first address feedback message, the first address is carried in the first address feedback message,
First address is the unappropriated address that first equipment is selected from shared address pool；
Distribute module, for first address to be distributed into user.
8. device according to claim 7, it is characterised in that the confirmation module, specifically for obtaining LNS address columns
Table；Determine that a LNS and the 2nd LNS share address pool each other according to the LNS address lists；
Or, the confirmation module is additionally operable to obtain shared address pool according to static configuration.
9. device according to claim 8, it is characterised in that described device also includes：Recycling module and second sends mould
Block；
The recycling module, for reclaiming first address；
Second sending module, for when the recycling module reclaims first address, sending first to the first equipment and notifying
Message, to notify that the first equipment has reclaimed the first address
10. device according to claim 8 a, it is characterised in that LNS is the first equipment, described device is also wrapped
Include：Second receiver module and selecting module；
Second receiver module, for receiving the second Address requests message that the 2nd LNS sends, wherein, second address
Carried in request message and obtain Address requests；
The selecting module, for selecting unappropriated second address from shared address pool；
First sending module, is additionally operable to send the second address feedback message to the 2nd LNS, wherein, the second address feedback report
The second address is carried in text.
11. devices according to claim 10, it is characterised in that：Described device also includes：
Locking module, for locking the second address.
12. devices according to claim 11, it is characterised in that
Second receiver module, is additionally operable to receive the second notice message that the 2nd LNS sends, and second notice message is used for
Notify that a LNS, the 2nd LNS have reclaimed the second address；
The locking module, is additionally operable to release the two address lock-out state.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611195406.5A CN106899705A (en) | 2016-12-21 | 2016-12-21 | A kind of method and apparatus of station address distribution |
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| CN201611195406.5A CN106899705A (en) | 2016-12-21 | 2016-12-21 | A kind of method and apparatus of station address distribution |
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| CN201611195406.5A Pending CN106899705A (en) | 2016-12-21 | 2016-12-21 | A kind of method and apparatus of station address distribution |
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Application publication date: 20170627 |