CN101491007B - Method and apparatus for managing information for mobile network service - Google Patents
Method and apparatus for managing information for mobile network service Download PDFInfo
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- CN101491007B CN101491007B CN200780025756XA CN200780025756A CN101491007B CN 101491007 B CN101491007 B CN 101491007B CN 200780025756X A CN200780025756X A CN 200780025756XA CN 200780025756 A CN200780025756 A CN 200780025756A CN 101491007 B CN101491007 B CN 101491007B
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Abstract
An apparatus for managing information about a mobile network service in a server that manages a network providing the mobile network service, includes an information change identification unit which identifies a change in the information about the mobile network service, an information transmission unit that transmits a message including the changed information to an information server, and a positive acknowledgement message receiving unit that receives from the information server a positive acknowledgement message that represents acceptance of the changed information. When information about the network service is changed, a message including the changed information is transmitted to the information server, and the message is re-transmitted to the information server a predetermined number of times until the information server transmits an ACK response that indicates acceptance of the changed information.
Description
Technical field
The rights and interests of U.S. Provisional Patent Application No.60/818976 that the application requires to submit to United States Patent (USP) trademark office on July 7th, 2006 and the korean application No.2006-78982 that submits to Korea S Department of Intellectual Property on August 21st, 2006, disclosing of they is incorporated into this as a reference.
Each side of the present invention relates to the switching among the mobile network, and more specifically, relate to a kind of in management provides the server of the network that the mobile network serves via it, management is about the method and apparatus of the information of mobile network's service.
Background technology
Even the switching among the mobile network is that a kind of mobile node that makes is when the technology that perhaps when a place moves to another place, also can continue the service that receives from a network mobile to another network.In order to carry out switching, the information of the new network that mobile node need move to about this mobile node.This information is called handover information.Mobile node receives the handover information of the network of wanting to move to about this mobile node from information server.
Each network that provides the mobile network to serve all has the management server that is used for supervising the network.The information of the network that this management server stores is managed about it.If any information changes, then change information need verified and upgrade to management server.
In order mobile node to be provided the precise information about network, information server should have the up-to-date information from management server.Therefore, in order to upgrade and management information server, the Network Management server must be periodically be sent to information server with change information.Yet at present, service provider (SP) directly manages the information about map network.And, there is not the method for dynamically managing about the information of diverse network.
Summary of the invention
Technical scheme
Each side of the present invention provides a kind of wherein management server dynamically to transmit about the variation in the information of network service and manage the method and apparatus of this information to information server.
Each side of the present invention also provides a kind of computer readable recording medium storing program for performing that writes down program, and this program is used to carry out the method for management about the information of network service.
Additional aspect of the present invention and/or advantage will partly be able to set forth in the following description, and be partly obvious from said description, perhaps can know through practice of the present invention.
Advantageous effects
In the network service information management method and apparatus of each side according to the present invention; When about the information change of network service; Comprise that the message of change information is sent to information server; And this message is retransmitted to the information server pre-determined number, up to information server transmit indicate the ACK of accepting change information till.Therefore, can be dynamically updated to information server and managed, and correspondingly, can provide the up-to-date network information about mobile node as handover information about the information of diverse network.
Description of drawings
According to the description of the embodiment that next combines accompanying drawing, these and/or other aspect of the present invention and advantage will become obviously and be more readily understood, in the accompanying drawing:
Fig. 1 is the block diagram according to the network service information management equipment of the embodiment of the invention;
Fig. 2 illustrates the mobile communication environment of having used according to the network service information management of the embodiment of the invention;
Fig. 3 is the block diagram that illustrates the network layer of the mobile node that in the mobile communication environment shown in Fig. 2, comprises;
Fig. 4 is the flow chart that illustrates according to the network service information management method of the embodiment of the invention;
Fig. 5 illustrates the TLV message format according to the embodiment of the invention;
Fig. 6 A to Fig. 6 C illustrates the embodiment of the TLV message of in each operation of the network service information management method of Fig. 4, using;
Fig. 7 be illustrate when this information server of information server notice management server can not be accepted some or full detail section, flow chart that management server receives the method embodiment of positive acknowledgement (ACK) message;
Fig. 8 is the flow chart that prevents infinitely to repeat the method for operating shown in Fig. 7 that illustrates according to the embodiment of the invention; With
Fig. 9 be illustrate when information server notice management server is not accepted some message segments, flow chart that management server receives the method embodiment of ACK message.
Embodiment
Optimal mode
According to an aspect of the present invention; Provide a kind of being used in management the server, management of the network that the mobile network the serves method about the information of mobile network's service to be provided, said method comprises: be identified in said about the variation in the information of mobile network's service; To comprise that the message of change information is sent to information server; Accept the positive confirmation message of change information with receiving to indicate from information server.
According to another aspect of the invention, saidly comprise that the message of change information can comprise: the field of the field of describing message type, describing message length and describe the field of change information.
According to another aspect of the invention, will comprise that the step that the message of change information is sent to information server can comprise: format change information with SGML, and said message is sent to information server.
According to another aspect of the invention, the step from information server reception positive confirmation message can comprise: receive expression from information server and refuse the negative acknowledgement message of change information; With will comprise that the message of control information retransmits to information server.
According to another aspect of the invention, receive negative acknowledgement message and comprise that with retransmitting the step of the message of control information can be repeated pre-determined number.
According to another aspect of the invention, the step from information server reception positive confirmation message can comprise: a wait will be from the positive confirmation message of information server transmission in the section at the fixed time; With after this predetermined amount of time passes, will comprise that the message of change information retransmits to information server.
According to another aspect of the invention, the step from information server reception positive confirmation message can comprise: receive expression from information server and refuse some negative acknowledgement message of change information; With will comprise that the message of control information retransmits to information server.
According to another aspect of the invention, expression refusal some the negative acknowledgement message of change information can comprise the tabulation of having refused information.
According to another aspect of the invention; A kind of equipment that the network that the mobile network serves is provided about the information of mobile network's service and management that is used to manage is provided; Said equipment comprises: the information change recognition unit is used for being identified in the variation of said information about mobile network's service; Information passing unit is used for comprising that the message of change information is sent to information server; With the positive confirmation message receiving element, be used for receiving expression and accept the positive confirmation message of change information from information server.
The invention execution mode
To carry out detailed reference to embodiments of the invention now, illustrate example of the present invention in the accompanying drawing, wherein identical Reference numeral refers to components identical all the time.Below through embodiment is described with reference to the drawings so that explain the present invention.
Fig. 1 is the block diagram according to the network service information management equipment 100 of the embodiment of the invention.This network service information management equipment 100 comprises information change recognition unit 110, information passing unit 120 and positive acknowledgement (ACK) message sink unit 130.Other aspects of the present invention can comprise other assemblies.Similarly, other aspects of the present invention can be with function combinations to a unit of two or more unit in these unit.
110 identifications of information change recognition unit are about the change in information of network service.Information passing unit 120 will comprise that the message of change information is sent to information server, for example the information server shown in Fig. 25 and 6.Certainly ACK message sink unit 130 receives the specified information server from information server and accepts the sure ACK message of change information.
Fig. 2 illustrates the mobile communication environment of the employing network service information management of the each side according to the present invention.This mobile communication environment comprises mobile node 1, network management server 2 and 3, corresponding node (CN, correspondent node) 4, information server (IS) 5 and 6 and a plurality of network.The network topology of mobile communication environment only is an example.According to other aspects of the invention, mobile communication environment can have other topologys.Although failed call in all respects, network service management equipment is comprised in information server 5 and 6 one or both of.
Mobile node 1 is to use the portable terminal of mobile communication environment.When mobile node starts, registration local address (HOA) in the local agent (HA) of mobile node 1 on local network.When moving to another network area, the new address of mobile node 1 acquisition making a fresh start network area.This new address is called Care-of Address (COA, care of address).Mobile node 1 sends to HA with COA and this COA of registration in HA.HA is complementary COA and HOA.This coupling is called Binding Update (BU).
Corresponding node (CN) is known the HOA of mobile node 1, therefore data is sent to the HOA of mobile node 1.The data that transmitted are sent to HA.When HA received the data from CN, HA was sent to the COA corresponding to HOA with data.
In particular network area, annex point (POA) is connected mobile node 1 with network.When mobile node 1 moved between POA, movable contact execution level 2 (L2) switched.In addition, when mobile node 1 moved between the various network zone, mobile node 1 execution level 3 (L3) switched.
Fig. 3 is the block diagram that illustrates the network layer of mobile node 1.The network layer of mobile node 1 comprises lower floor 10, switchable layer 20 and upper strata 30.In order to explain conveniently, in Fig. 3, also show information server 40.
Lower floor 10 expression is by the second layer in 7 layers of OSI (open system interconnection) reference model definition, or the layer lower than this second layer, just link layer, physics (PHY) layer etc.Upper strata 30 expression is by the 3rd layer in 7 layers of OSI Reference Model definition, or layer than the 3rd layer higher, just Internet protocol (IP) layer, mobile IP layer, transport layer, application layer etc.
Switchable layer 20 is corresponding to the 2.5th layer between lower floor 10 and the upper strata 30, and switching in the support lower floor 10 and the switching in the upper strata 30.Lower floor 10 carries out L2 switches, and the L3 switching is carried out on upper strata 30.Shown switchable layer 20 comprises event service module 22, information service module 24 and command service module 26.Yet switchable layer 20 can otherwise be constructed.
Event service module 22 detects the incident that generates in the mobile nodes 1, be associated with switching between various the link, and notifies the upper strata 30 these incidents.In mobile node 1, carry out between transfer period, when upper strata 30 needs to switch, event service module 22 will be sent to upper strata 30 in order to the message of telling upper strata 30 to carry out the L3 switching.
Information service module 24 is obtained handover information from information server 40.In order handover information to be offered mobile node 1, information server 40 should be kept the up-to-date information about mobile network's service.When information service module 24 transmitted request from the message 7 of the handover information of information server 40, the response message 8 that information server 40 will have handover information was sent to information service module 24.
The user command that command service module 26 receives from upper strata 30, and the switching of carrying out in the control lower floor 10.In mobile node 1, carry out between transfer period, when definite lower floor 10 needed to switch, the message that command service module 26 will be used to tell lower floor 10 to carry out the L2 switching was sent to lower floor 10.
Fig. 4 is the flow chart that illustrates according to the network service information management technology of the embodiment of the invention.At operation S100,110 identifications of information change recognition unit are about the variation in the information of network service.
When information change, at operation S200, information passing unit 120 will have that the message of change information is sent to information server 40.In response to this change information, information server 40 sends ACK message certainly.At operation S300, ACK message sink unit 130 receives ACK message certainly from information server 40 certainly.Change information sends to information server 40 in order to incite somebody to action, and each side of the present invention is used has the TLV message of TLV (type-length-value) form.Yet this message can use the extended formatting except the TLV form to replace the TLV form.
Fig. 5 illustrates TLV message 200 according to an aspect of the present invention.The form of TLV message 200 comprises: field 210, expression type of message; Field 220, the expression message-length; With field 230, the expression message values.According to each side of the present invention, the message with change information is based on the TLV type, and in the field 230 of expression message values, comprises change information.The each side according to the present invention comprises that the message of change information can format by usage flag language (for example HTML or XML).
Fig. 6 A to Fig. 6 C illustrates the embodiment of the TLV message of in each operation of the network service information management method of Fig. 4, using.Fig. 6 A illustrates message 300, its in order to will be change information be sent to information server from management server (for example, utilizing the server of management equipment 100), for example information server shown in Fig. 25 and 6 perhaps information servers 40 shown in Fig. 3.The type of message 310 of message 300 is " MIIS_TLV_IE_UPDATE ", and its message-length 320 is variable according to the message length that will transmit, and message values 330 is to discern the tabulation of the section of change information that is just transmitting.
The sure ACK message 400 that Fig. 6 B illustrates when information server 40 can be accepted from change information that management server 100 receives, information server 40 transmits to management server 100.Certainly ACK message 400 has type of message 410 " MIIS_TLV_IE_UPDATE_ACK ".Because do not need other information to come delivery confirmation, so message 400 do not have the information like message values 430, that is, message values 430 is empty.Therefore, message-length 420 is 0.
Fig. 6 C illustrate receive from management server 100 when information server 40 refusal some or all during change information, negative ACK (NACK) message 500 that transmits to management server 100 of information server 40.With reference to figure 6C, NACK message 500 comprises type of message 510 " MIIS_TLV_IE_UPDATE_NACK ".If all information are rejected, then in this message, needn't comprise other information.Therefore, message 500 does not have information in message values 530, and has 0 as message-length 520.
When information server 40 refusal some during change information, the message values 530 of message 500 is tabulations of the form that is transmitted of change information, and its message-length 520 is according to the length of having refused information and variable.Therefore, the field of message values 530 comprises that the tabulation of refusing information is as option.
Fig. 7 is a diagram when information server 40 refusal some or full detail section, the flow chart of the technology of management server 100 reception NACK message.
Information server 40 sends refuses the NACK message of change information.At operation S310, management server 100 receives the NACK message that information servers 40 transmit, and recognizes in the message that information server 40 transmits and have problems.These problems can comprise the for example transmission of information server 40 unwanted information or the transmission of invalid information (information that perhaps has incorrect value or non-desired value).Message also possibly be compromised in transmission.
At operation S320, management server 100 is proofreaied and correct these problems and will have that correction term purpose message retransmits to information server 40.This processing not only can be carried out when information server 40 receives NACK message at management server 100, also can carry out when not receiving any message in the section at the fixed time at management server 100.
When information server 100 is received in the information that comprises in the message of re-transmission, it will affirm that ACK message sends to management server 100.Change information is updated in information server 40 in case this sure ACK message of reception, management server 100 are just recognized.
Yet, even management server 100 retransmits the message of having proofreaied and correct, the message that information server 40 also possibly still can not be accepted to have proofreaied and correct.In this case, information server 40 responds with another NACK message, and repeats operation S310 and the S320 shown in Fig. 7.Yet infinitely the repeating of this processing do not expected.
Fig. 8 is the flow chart that prevent infinitely repeat method of operating in Fig. 7 of diagram according to the embodiment of the invention.At first, at operation S330, management server 100 receives NACK message and retransmits the message of proofreading and correct.Then, management server 100 waits are from the ACK message of information server 40.If S340 receives AKC message in operation, then operation stops, because information server 40 has been updated.
Yet,,, confirm the number of times that repeats to transmit at operation S350 if do not receive ACK message (that is) if receive NACK message or do not receive message in the section at the fixed time.If message is not repeated to transmit pre-determined number, then retransmit this message.If message has retransmitted pre-determined number, then operation stops.
The processing identical with the illustrated processing of Fig. 8 with Fig. 7 not only can be carried out when information server 40 receives NACK message at management server 100, do not carry out when receiving ACK message in the section at the fixed time.
Fig. 9 is the flow chart that illustrates the embodiment of the technology of management server 100 reception NACK message when information server 40 some message segments of refusal.
Information server 40 transmits the illustrated NACK message 500 of Fig. 6 C.Management server 100 receives NACK message at operation S360, and checks the information list that in the message values field 530 of this NACK message 500, comprises.Information in the NACK message comprises the information of refusal.
Each side of the present invention also may be implemented as computer (comprising any device with information processing function) readable code on the computer readable recording medium storing program for performing.Computer readable recording medium storing program for performing is can be by any data storage device of the data of computer system reads after can storing.The example of computer readable recording medium storing program for performing comprises read-only memory (ROM), random-access memory (ram), CD-ROM, tape, floppy disk, light data storage device or the like.
Although illustrated and described some embodiments of the present invention; But those skilled in the art will appreciate that; Under the situation that does not break away from principle of the present invention and spirit, can change in this embodiment, scope of the present invention is limited accompanying claims and equivalent thereof.
Claims (32)
1. one kind is used in management Network Management server that the mobile network serves, the management method about the information of mobile network's service being provided, and said method comprises:
The use and management server is identified in said about the variation in the information of mobile network's service;
To comprise that the message of change information is sent to information server from management server; With
The use and management server receives to indicate from information server accepts the positive confirmation message of change information.
2. the method for claim 1 wherein saidly comprises that the message of change information comprises:
The field of describing message type;
The field of describing message length; With
The field of change information is described.
3. the method for claim 1 will comprise that wherein the step that the message of change information is sent to information server comprises: format change information with markup language message, and forward this information to information server.
4. the method for claim 1 also comprises:
The use and management server receives expression from information server and refuses the negative acknowledgement message of change information; With
The message that will comprise the information of having proofreaied and correct retransmits to information server from management server.
5. method as claimed in claim 4 wherein receives negative acknowledgement message and comprises that with retransmitting the step of the message of control information is repeated pre-determined number.
6. the method for claim 1 wherein comprises from the step that information server receives positive confirmation message:
Wait will be from the positive confirmation message of information server transmission in the section at the fixed time; With
After this predetermined amount of time passes, will comprise that the message of change information retransmits to information server from management server.
7. the method for claim 1 also comprises:
The use and management server receives expression from information server and refuses some negative acknowledgement message of change information; With
To comprise that the message of control information retransmits to information server from management server.
8. method as claimed in claim 7, wherein expression refusal some the negative acknowledgement message of change information comprise the tabulation of refusing information.
9. one kind is used to manage the equipment that the network that the mobile network serves is provided about the information of mobile network's service and management, and said equipment comprises:
The information change recognition unit is used for being identified in the variation about the information of mobile network's service;
Information passing unit is used for comprising that the message of change information is sent to information server; With
The positive confirmation message receiving element is used for receiving expression from information server and accepts the positive confirmation message of change information.
10. equipment as claimed in claim 9 wherein saidly comprises that the message of change information comprises:
The field of describing message type;
The field of describing message length; With
The field of change information is described.
11. equipment as claimed in claim 9, wherein said information passing unit formats change information with SGML, and said message is sent to information server.
12. equipment as claimed in claim 9 also comprises:
The negative acknowledgement message receiving element is used for receiving expression from information server and refuses the negative acknowledgement message of change information; With
The message retransmission unit is used for comprising that the message of control information retransmits to information server.
13. equipment as claimed in claim 12, the wherein reception of negative acknowledgement message and comprise that the re-transmission of the message of control information is repeated pre-determined number.
14. equipment as claimed in claim 9, wherein said positive confirmation message receiving element comprises:
The Messages-Waiting unit is used at the fixed time the positive confirmation message that a wait in the section will transmit from information server; With
The message retransmission unit is used for after this predetermined amount of time passes, and will comprise that the message of change information retransmits to information server.
15. equipment as claimed in claim 9 also comprises:
The negative acknowledgement message receiving element is used for receiving expression from information server and refuses some negative acknowledgement message of change information; With
The partial information retransmission unit will comprise that the message of control information retransmits to information server.
16. equipment as claimed in claim 15, wherein the expression do not accept some the negative acknowledgement message of change information comprise the tabulation of refusing information.
17. a network that provides the mobile network to serve, said network comprises:
Information server is used to store the information about network, uses in the switching for the mobile node in network; With
Management server is used for supervising the network and comprises:
The information change recognition unit is used for being identified in the variation about the information of network, information passing unit, be used for comprise the message of change information be sent to information server and
The positive confirmation message receiving element is used for receiving expression from information server and receives and accept the affirmation of change information.
18. network as claimed in claim 17 wherein saidly comprises that the message of change information comprises:
The field of describing message type;
The field of describing message length; With
The field of change information is described.
19. network as claimed in claim 17, wherein said management server formats change information with SGML, and this message that comprises formatted change information is sent to information server.
20. network as claimed in claim 17, wherein:
Information server transmits expression and refuses the negative acknowledgement message of change information; With
Management server retransmits said message in response to receiving negative acknowledgement message.
21. network as claimed in claim 20, wherein said information server transmits negative acknowledgement message and said management server retransmits said message pre-determined number.
22. network as claimed in claim 17, wherein said management server are waited for confirmation of receipt message during at the fixed time, and if after this scheduled time passes, do not receive acknowledge message, then said management server retransmits said message.
23. network as claimed in claim 17, wherein:
Information server transmits expression and refuses some negative acknowledgement message of change information; With
In response to receiving negative acknowledgement message, management server retransmits and comprises the message of control information.
24. network as claimed in claim 23, wherein expression refusal some the negative acknowledgement message of change information comprise the tabulation of refusing information.
25. one kind is used in management Network Management server that the mobile network serves, the management method about the information of mobile network's service being provided, said method comprises:
Transmit the updating message that comprises about the information of detected variation mobile network's service to information server from management server; With
The use and management server receives to indicate from information server accepts or refuses the affirmation message of change information.
26. method as claimed in claim 25, wherein said updating message comprises:
The field of describing message type;
The field of describing message length; With
The field of change information is described.
27. method as claimed in claim 25, wherein the step from information server confirmation of receipt message comprises:
Receive expression from information server and refuse the negative acknowledgement message of change information; With
Comprise the message of control information from management server to the information server re-transmission.
28. method as claimed in claim 27, the step that wherein receives negative acknowledgement message comprises that with retransmitting the step of the message of control information is repeated pre-determined number.
29. method as claimed in claim 25, wherein the step from information server confirmation of receipt message comprises:
Wait will be from the affirmation message of information server transmission in the section at the fixed time; With
After this predetermined amount of time passes, will comprise that the message of change information retransmits to information server from management server.
30. method as claimed in claim 25, wherein the step from information server confirmation of receipt message comprises:
Receive expression from information server and refuse some negative acknowledgement message of change information; With
To comprise that the message of control information retransmits to information server from management server.
31. method as claimed in claim 30, wherein expression refusal some the negative acknowledgement message of change information comprise the tabulation of refusing information.
32. method as claimed in claim 25, wherein said acknowledge message comprises:
The field of describing message type;
The field of describing message length; With
The field that comprises any information of information server refusal.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81897606P | 2006-07-07 | 2006-07-07 | |
| US60/818,976 | 2006-07-07 | ||
| KR1020060078982A KR100823277B1 (en) | 2006-07-07 | 2006-08-21 | Method of managing information for mobile network service and apparatus therefor |
| KR1020060078982 | 2006-08-21 | ||
| KR10-2006-0078982 | 2006-08-21 | ||
| PCT/KR2007/003236 WO2008004808A1 (en) | 2006-07-07 | 2007-07-04 | Method and apparatus for managing information for mobile network service |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101491007A CN101491007A (en) | 2009-07-22 |
| CN101491007B true CN101491007B (en) | 2012-11-14 |
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ID=41443888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200780025756XA Expired - Fee Related CN101491007B (en) | 2006-07-07 | 2007-07-04 | Method and apparatus for managing information for mobile network service |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101491007B (en) |
| TW (1) | TWI392272B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6654786B1 (en) * | 1998-04-30 | 2003-11-25 | Openwave Systems Inc. | Method and apparatus for informing wireless clients about updated information |
| EP1524806A2 (en) * | 2003-10-18 | 2005-04-20 | Samsung Electronics Co., Ltd. | System and method for providing handover of a mobile IP terminal in a wireless network |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6710702B1 (en) * | 1999-11-22 | 2004-03-23 | Motorola, Inc. | Method and apparatus for providing information to a plurality of communication units in a wireless communication system |
| WO2002009456A2 (en) * | 2000-07-20 | 2002-01-31 | Aeptec Microsystems, Inc. | Method, system, and protocol for location-aware mobile devices |
| US7023876B2 (en) * | 2001-07-09 | 2006-04-04 | Quantum Corporation | Point-to-point protocol |
-
2007
- 2007-07-04 CN CN200780025756XA patent/CN101491007B/en not_active Expired - Fee Related
- 2007-07-06 TW TW96124666A patent/TWI392272B/en active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6654786B1 (en) * | 1998-04-30 | 2003-11-25 | Openwave Systems Inc. | Method and apparatus for informing wireless clients about updated information |
| EP1524806A2 (en) * | 2003-10-18 | 2005-04-20 | Samsung Electronics Co., Ltd. | System and method for providing handover of a mobile IP terminal in a wireless network |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101491007A (en) | 2009-07-22 |
| TWI392272B (en) | 2013-04-01 |
| TW200805942A (en) | 2008-01-16 |
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