CN100473030C - Point to point communicaton system based on internet and dynamic IP address acquiring method - Google Patents
Point to point communicaton system based on internet and dynamic IP address acquiring method Download PDFInfo
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- CN100473030C CN100473030C CNB021579679A CN02157967A CN100473030C CN 100473030 C CN100473030 C CN 100473030C CN B021579679 A CNB021579679 A CN B021579679A CN 02157967 A CN02157967 A CN 02157967A CN 100473030 C CN100473030 C CN 100473030C
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Abstract
An address obtaining method for point-to-point communication base on internet, includes following steps; A. headline equipment puts its dynamic address into dispatch table of IP address in the communication terminal, the communication terminal sends it to receiving end of communication terminal through the communication medium connected with communication terminal according to the number of receiving end of communication terminal in dispatch table, the receiving end of communication terminal writes the dynamic IP address in dispatch table of IP address into the reception table of IP address. B. the headline equipment get the dynamic IP address of headline equipment meeting the explored content through the reception table of IP address in communication terminal according to explored content. This system consists of headline equipment and communication terminal that is connected with headline equipment and used in sending and receiving the dynamic IP address content.
Description
Technical field
The invention belongs to the computer communication technology field, relate in particular to a kind of based on point-to-point (Peer toPeer, P2P) during communication, the acquisition methods of dynamic network IP address.
Background technology
Current, the P2P technology is just obtaining more and more widely employing as the means of communication of emerging (INTERNET) Network Based.This kind P2P technology can directly be carried out based on network transfer of data according to user's the network address (NA), thereby has made full use of the distributivity feature of network.In this kind technology, generally adopt the IP address as NA.The IP address now is divided into two kinds: static ip address and dynamic IP addressing.Because static ip address can cause the significant wastage of IP address resource, therefore, what adopt usually is dynamic IP addressing.Because during the each new login network of equipment for surfing the net, dynamic IP addressing all can change, therefore will cause in the P2P technology, the user can't be with the constant mark of dynamic IP addressing as its equipment for surfing the net, but need be with the sign of other thick-and-thin address contents as equipment for surfing the net, by this constant address contents again and then obtain NA, carry out the P2P communication according to NA.
In the prior art, the communication implementation method that has following several P2P:
1, equipment for surfing the net carries out the P2P communication with user-defined electronic address as sign: in the method, the principle definition electronic address that the user is beneficial to remember is as the sign of its equipment for surfing the net.This electronic address can adopt rules such as natural language, geographical position, personal like to define.In the P2P communication process, utilize address analyzing server that user's electronic address is resolved, thereby obtain corresponding dynamic IP address, specifically comprise:
The each logging in network of equipment for surfing the net is all with its electronic address and current network address, be that current dynamic IP addressing deposits in the address analyzing server in pairs, in the P2P communication process, the user inserts electronic address on equipment for surfing the net, address analyzing server is resolved this electronic address, obtains current NA and sends equipment for surfing the net to;
After equipment for surfing the net obtains current NA, carry out the communication of P2P according to NA.
2, the data-centered P2P means of communication: in the portion report of U.S. Gartner, content networking solution based on data-centered P2P model has been proposed, this model is based on the server address of dynamic index, when the client is connected to network, server scanning client's specific memory section, and a relevant data directory is added in the server.Communicating pair signs in on certain main frame that service is provided simultaneously, sets up both sides' indirect connection by this main frame, and this method is mostly used in the networking telephone, ICQ, online game.In this model, the user who searches concrete data can search for whole server through and through, directly is connected with other client then, and data are directly visited.
Though method 1 and method 2 are different on the mode that obtains dynamic IP addressing, all need can finish the P2P communication by server.Specifically, resolve electronic address by address analyzing server in the method 1 and obtain NA, carry out the P2P communication according to NA; Then be to realize the acquisition of address and connect realizing the P2P communication in the method 2 by the retrieval in server.This shows, more than two kinds of methods in the P2P communication process, all do not break away from the restriction of server, and truly the point-to-point transmission of being unrealized.
In the prior art, the method for obtaining dynamic IP addressing by the scanning search of specific IP field also is used in the connected mode of P2P.Though this mode does not rely on central server, can bring huge burden to network as a kind of exhaustive search of blindness.Simultaneously, be difficult to set up firm being connected, occur a large amount of unwanted addresses on the contrary with wishing the people who keeps in touch.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of acquisition methods of dynamic IP addressing of the P2P communication based on the internet.This method adopts the method that distributes to obtain the IP address.In addition, the present invention also aims to provide the system of the acquisition methods of using this dynamic IP addressing.
Point-to-point communication system based on the internet of the present invention comprises:
A plurality of equipments for surfing the net, each equipment for surfing the net and network are connected with separately communicating terminal;
A plurality ofly be used to send and receive the communicating terminal that comprises equipment for surfing the net dynamic IP addressing content, each communicating terminal one end is connected with its equipment for surfing the net, and the other end is connected with the corresponding medium of communication of this communication apparatus;
Wherein, described communicating terminal is further used for preserving IP address reception table, this IP address reception table is used for the electronic address of recording internet equipment, dynamic IP addressing, remarks and the corresponding relation between them of equipment for surfing the net, and the IP address reception table that described communicating terminal is preserved according to the content match to be searched self that receives obtains the dynamic IP addressing of an above equipment for surfing the net being complementary with this content to be searched and exports the equipment for surfing the net that self is connected to; Described equipment for surfing the net output content to be searched is to the communicating terminal that self connects, and receives the IP address of an above equipment for surfing the net from this communicating terminal, and carries out communication by the more than one IP address that receives with corresponding more than one equipment for surfing the net.
Wherein, the described communicating terminal that is used to transmit the content that comprises the equipment for surfing the net dynamic IP addressing is a landline telephone, and described medium of communication is PSTN (PSTN).
Wherein, the described communicating terminal that is used to transmit the content that comprises the equipment for surfing the net dynamic IP addressing is a mobile communication equipment, and described medium of communication is the mobile wireless transmission network.
Realize the dynamic IP addressing acquisition methods of the point-to-point communication based on the internet of the present invention, may further comprise the steps at least:
A, equipment for surfing the net logging in network obtain dynamic IP addressing, its dynamic IP addressing is write in the IP address transmission table, the communicating terminal that this equipment for surfing the net connects sends to the transmission table in the receiving terminal communicating terminal by the medium of communication that connects communicating terminal according to the receiving terminal communicating terminal number in the IP address transmission table, in the IP address reception table that the receiving terminal communicating terminal writes receiving terminal with the dynamic IP addressing in the IP address transmission table of receiving and electronic address; Wherein, transmission table in IP address is stored in equipment for surfing the net or the communicating terminal, wherein comprises transmitting terminal electronic address, transmitting terminal dynamic IP addressing, receiving terminal communicating terminal number, the content of remarks and their corresponding relation at least; Wherein, reception table in IP address is stored in the communicating terminal, wherein comprises the electronic address of transmitting terminal, dynamic IP addressing, remarks and their corresponding relation of transmitting terminal at least;
B, equipment for surfing the net receive table by the IP address on its communicating terminal, search obtains the dynamic IP addressing of the equipment for surfing the net that is complementary with content to be searched, wherein, equipment for surfing the net output content to be searched is to the communicating terminal of its connection, obtained the dynamic IP addressing of the equipment for surfing the net that is complementary with described content to be searched by the communicating terminal search.
Wherein, in steps A, this method further comprises:
Judge whether equipment for surfing the net goes offline, if then return execution in step A; Otherwise, repeat this step, until the normal off-line of equipment for surfing the net.
Wherein, when returning execution in step A, in the time of in the IP address reception table that described receiving terminal communicating terminal writes receiving terminal with the dynamic IP addressing in the IP address transmission table of receiving and electronic address, this method further comprises:
The receiving terminal communicating terminal compares the electronic address in the reception table in IP address in electronic address in the transmission table and the receiving terminal communicating terminal, find in the table to send identical one of electronic address in showing if receive with this in this IP address, then upgrade the dynamic IP addressing of this electronic address correspondence, otherwise, in this IP address reception table, increase the electronic address that a storage comprises that this IP address transmission table sends and the content of dynamic IP addressing.
Wherein, this method further comprises behind the normal off-line of described equipment for surfing the net:
Described equipment for surfing the net sends receiving terminal communicating terminal number in the table according to its IP address, sends off line signal to the communicating terminal of receiving terminal, receives the communicating terminal of this off line signal is deleted this equipment for surfing the net in its IP reception table delegation's content.
Wherein, this method further comprises:
Communicating terminal adopts the mode of regular return visit to safeguard its IP address reception table, specifically comprise: communicating terminal receives the dynamic IP addressing of the transmitting terminal in the table according to the IP address, regularly the communicating terminal of transmitting terminal is inquired, if the communicating terminal of transmitting terminal is after the process inquiry of default number of times, still there is not echo, think that then the equipment for surfing the net of transmitting terminal rolls off the production line, receive the delegation of the information of the equipment for surfing the net of this transmitting terminal of deletion in the table so in the IP address.
Wherein, comprise at step B:
B11, described equipment for surfing the net start search utility, connect its communicating terminal;
B12, described equipment for surfing the net read the IP address reception table in its communicating terminal, search and electronic address in the content to be searched mate fully in the electronic address project of this table one;
B13, judge that whether Search Results is empty, if not, then Search Results and the corresponding dynamic IP addressing of this Search Results are shown on equipment for surfing the net; Otherwise, on equipment for surfing the net, show " do not have can inquire about object ".
Wherein, step B comprises:
B21, described equipment for surfing the net start search utility, connect its communicating terminal;
B22, described equipment for surfing the net read the IP address reception table in its communicating terminal, and search comprises of the descriptor that sets in the content to be searched in the remarks project of this table;
B23, described equipment for surfing the net are according to the dynamic IP addressing in the reception table in IP address in its communicating terminal, and logon equipment is searched for the equipment for surfing the net that is logged of the descriptor that comprises setting one by one;
B24, judge that whether Search Results is empty, if not, then Search Results and the corresponding dynamic IP addressing of this Search Results are shown on equipment for surfing the net; Otherwise, on equipment for surfing the net, show " do not have can inquire about object ".
Wherein, step B22 and step B23 carry out with random order.
Wherein, in step B23, the described equipment of logon one by one comprises:
B31, with described equipment for surfing the net with tree-shaped form classification;
The progression of B32, setting search;
B33, begin, login described equipment for surfing the net step by step, all equipments for surfing the net in login setting progression scope from the highest level of tree-shaped level.
Wherein, in step B33, described top beginning from tree-shaped level, login described equipment for surfing the net step by step and comprise:
Highest level from tree-shaped level begins, and logins all equipments for surfing the net of each grade step by step.
Wherein, in step B33, described top beginning from tree-shaped level, login described equipment for surfing the net step by step and comprise:
Highest level from tree-shaped level begins, and logins first equipment for surfing the net in each grade step by step, logins second equipment for surfing the net in each grade then step by step, sets the equipment for surfing the net last of level until login.
Wherein, in step B33, described top beginning from tree-shaped level, login described equipment for surfing the net step by step and comprise:
Highest level in tree-shaped level begins, and logins the equipment for surfing the net last in each grade step by step, logins the equipment for surfing the net second from the bottom in each grade then step by step, sets first equipment for surfing the net of level until login.
As seen, in the present invention, utilization is connected being used on the equipment for surfing the net and sends and receive the communicating terminal that comprises equipment for surfing the net dynamic IP addressing content, and the dynamic IP addressing of equipment for surfing the net is sent on the communicating terminal of other equipment for surfing the net, finishes the process of transmitting of equipment for surfing the net dynamic IP addressing; Equipment for surfing the net connects its communicating terminal, explores the dynamic IP addressing that obtains its needs according to exploring content, finishes the receiving course of equipment for surfing the net dynamic IP addressing.The present invention has realized obtaining based on the address of the P2P communication of INTERNET, obtains the address by other communication medium, and need not make that the acquisition methods of address is simple more, efficient through the processing of network central server; The exploring mode of the tree-shaped cascade of adopting makes the present invention can obtain more and the relevant address of exploration content, and the result who makes the address obtain is more comprehensive.
Description of drawings
Fig. 1 is the generalized system architecture figure in the P2P address acquisition methods.
Fig. 2 is the communicating terminal structure chart in the P2P address acquisition methods.
Fig. 3 is the flow chart that P2P communication modes dynamic address sends.
The flow chart that Fig. 4 obtains for the P2P communication modes address according to electronic address.
The flow chart that Fig. 5 obtains for the P2P communication modes address according to content search.
Fig. 6 is tree-shaped cascade schematic diagram.
Embodiment
Constituting of the P2P communication system that the present invention adopts: equipment for surfing the net and the communicating terminal that is used to send and receive dynamic IP addressing that is connected with equipment for surfing the net.In the communication process, use communicating terminal to send and receive the dynamic IP addressing of equipment for surfing the net, the media by connecting communicating terminal sends to the dynamic IP addressing of equipment for surfing the net on the communicating terminal of other equipment for surfing the net; Equipment for surfing the net connects its communicating terminal when exploring dynamic IP addressing, utilize the information that obtains in the communicating terminal to obtain dynamic IP addressing.
Describe in detail below in conjunction with accompanying drawing.
Referring to shown in Figure 1, general-purpose system framework of the present invention is formed and is comprised:
(1) equipment for surfing the net is connected with separately communicating terminal with INTERNET;
(2) be used to send and receive the communicating terminal of equipment for surfing the net dynamic IP addressing, an end is connected with its equipment for surfing the net, and the other end is connected with the corresponding medium of communication of this communication apparatus.
Wherein, when adopting PSTN (PSTN) as medium of communication, communicating terminal is a landline telephone, and the one end connects telephone wire, and the other end connects equipment for surfing the net;
Wherein, when adopting the mobile wireless transmission network as medium of communication, communicating terminal is a mobile communication equipment, and the one end is configured to mobile wireless transmitter and receiver mouth, and the other end connects equipment for surfing the net.
Wherein, referring to Fig. 2, communicating terminal of the present invention is formed and is comprised:
(1) PORT COM is responsible for the coupling of communication signal in communicating terminal and the communication line, can adopt wired and wireless dual mode formation, and this PORT COM one end is connected with controller in the communicating terminal, and the other end is connected with the transmission medium of dynamic IP addressing;
(2) controller is connected with the adaptive port of PORT COM, memory and equipment for surfing the net among Fig. 2, is responsible for the operation of each parts in the control communicating terminal;
(3) memory is connected with controller, wherein preserves the IP table, comprising: have the IP address reception table of other equipment for surfing the net dynamic IP addressing that receives, send to the IP address transmission table of other equipment for surfing the net;
(4) the adaptive port of equipment for surfing the net is connected with controller, is responsible for the coupling of communicating terminal and equipment for surfing the net.
Wherein, the IP address transmission table that sends to other equipment for surfing the net can be selected to be kept in its equipment for surfing the net.
Referring to accompanying drawing, in this system, our equipment for surfing the net sends the process of its dynamic IP addressing and is described:
Referring to shown in Figure 3, sending its dynamic IP addressing with the online device A to the online equipment B is example, may further comprise the steps:
2.1, start equipment for surfing the net A, insert INTERNET, from ISP (ISP) acquisition dynamic IP addressing;
2.2, equipment for surfing the net A sends this dynamic IP addressing to communicating terminal a shown in Figure 1 and starts the transmission informational function of communicating terminal a, simultaneously, communicating terminal a writes this dynamic IP addressing in its IP address transmission table, and the IP address sends the tableau format ginseng and is shown in Table 4;
Table 4
This transmission table can be stored in equipment for surfing the net or the communicating terminal, wherein comprise transmitting terminal electronic address, transmitting terminal dynamic IP addressing, receiving terminal communicating terminal number, the content of remarks and their corresponding relation at least, wherein, receiving terminal communicating terminal number is the identification code of communicating terminal, such as: telephone number, phone number, pager number etc.; Remarks are additional informations of IP address table, comprising: the descriptor content of transmitting terminal and whether forbidding the watching of communicating terminal number, the contents such as communicating terminal number of subsidiary transmitting terminal whether.
2.3, the communicating terminal a IP address transmission table that will deposit dynamic IP addressing equipment for surfing the net A this moment by transmission information sends on the communicating terminal b shown in Figure 1, communicating terminal b will comprise in the transmission table that the content stores of electronic address and dynamic IP addressing is in IP address reception table; The IP address receives the tableau format ginseng and is shown in Table 5;
| The electronic address of transmitting terminal | The dynamic IP addressing of transmitting terminal | Remarks |
Table 5
This reception table is stored in the communicating terminal, wherein comprises at least: the electronic address of transmitting terminal, the dynamic IP addressing of transmitting terminal, remarks and their corresponding relation; Wherein, the remarks in the table 5 are identical with the project that the remarks in the table 4 are stored, but content might be different.
If 2.4 equipment for surfing the net A unusual off line after, logging in network then needs to carry out following steps and safeguards IP address transmission table and reception table again, specifically comprises:
The communicating terminal of equipment for surfing the net A is updated to current dynamic IP addressing with the transmitting terminal dynamic IP addressing in its IP address transmission table, with the described method in step 2.1～2.3, this IP address transmission table is sent to communicating terminal b once more;
Wherein, communicating terminal b receives this IP address transmission table, electronic address in the reception table in IP address among electronic address in the transmission table and the communicating terminal b is compared, find in the table to send identical one of electronic address in showing if receive with this in this IP address, then upgrade the dynamic IP addressing of this electronic address correspondence, otherwise, in this IP address reception table, increase the electronic address that a storage comprises that this IP address transmission table sends and the content of dynamic IP addressing;
Wherein, communicating terminal b adopts the mode of regular return visit to safeguard its IP address reception table, specifically comprise: communicating terminal b receives the dynamic IP addressing of the transmitting terminal in the table according to its IP address, regularly communicating terminal a is inquired, if communicating terminal a is after the process inquiry of default number of times, still do not have echo, think that then equipment for surfing the net A rolls off the production line, receive the delegation of the information of this equipment for surfing the net of deletion A in the table so in the IP address.
Repeating step 2.4 is until the normal off-line of equipment for surfing the net A, execution in step 2.5.
2.5, the communicating terminal of equipment for surfing the net A sends receiving terminal communicating terminal number in the table according to its IP address, communicating terminal to all receiving terminals that comprise communicating terminal b sends off line signal, receives the communicating terminal of this off line signal is deleted equipment for surfing the net A in its reception table delegation's content.
Equipment for surfing the net A is similar to process and said process that other equipment for surfing the net sends its dynamic IP addressing, if equipment for surfing the net A needs once to send its dynamic IP addressing to a plurality of equipments for surfing the net, then further can adopt the mode of broadcasting to send.
In like manner, other equipment for surfing the net send the process of its dynamic IP addressing and process that aforesaid equipment for surfing the net A sends its dynamic IP addressing similar, wherein, each communicating terminal all adopts the mode of the regular return visit described in the step 2.4 to safeguard its IP address reception table.
Referring to accompanying drawing, the process that equipment for surfing the net is obtained the dynamic IP addressing of required the other side's equipment for surfing the net is described:
(1) electronic address according to the other side's equipment for surfing the net obtains its dynamic IP addressing:
Referring to shown in Figure 4, be example with the online device A according to the dynamic IP addressing that the electronic address of equipment for surfing the net B obtains equipment for surfing the net B, may further comprise the steps:
3.1, equipment for surfing the net A fills in the electronic address of equipment for surfing the net B, starts the program of the dynamic IP addressing that reads equipment for surfing the net B on the backstage of equipment for surfing the net A according to this electronic address;
3.2, equipment for surfing the net A connects communicating terminal a, reads the IP address reception table in the memory of communicating terminal a;
3.3, judge the electronic address that whether comprises B in the IP address reception table, if then equipment for surfing the net A reads the pairing dynamic IP addressing of electronic address of B in its memory, with the electronic address of this dynamic IP addressing displacement B, otherwise equipment for surfing the net A shows that equipment for surfing the net B can not arrive at present.
(2) obtain to comprise the dynamic IP addressing of the other side's equipment for surfing the net of this descriptor according to descriptor:
Referring to shown in Figure 5, be example with the online device A according to the dynamic IP addressing that descriptor X explores the other side's equipment for surfing the net that comprises this descriptor, may further comprise the steps:
4.1, on equipment for surfing the net A, the descriptor X that desires to search is inserted the exploration hurdle, start the heuristic routine of exploring X on the backstage of equipment for surfing the net A;
4.2, equipment for surfing the net A connects communicating terminal a, reads the IP address reception table in the memory of communicating terminal a;
4.3, receive table according to the IP address in the memory, equipment for surfing the net A explores the dynamic IP addressing of the other side's equipment for surfing the net that comprises this descriptor, comprising:
Receive in the table in this IP address, the remarks content of this table is carried out the exploration that descriptor is X one by one;
According to each dynamic IP addressing in the IP address reception table, login the corresponding equipment for surfing the net of these dynamic IP addressings respectively, in these equipments for surfing the net, carry out the exploration that descriptor is X;
Above-mentioned two explorations can be carried out in any order; If in above-mentioned two explorations, explore list item or the equipment that comprises this descriptor X, then the equipment for surfing the net dynamic IP addressing of this list item correspondence enumerated out; Otherwise equipment for surfing the net A shows does not have the object that can inquire about.
In the process that logon equipment is explored, the present invention adopts the mode of tree-shaped cascade to carry out described exploration.Referring to tree-shaped cascade schematic diagram shown in Figure 6, in actual applications, can select the exploring mode of tree-shaped cascade as required, comprising:
1) the 0th grade is the initial level in address or the content heuristic process, after setting exploration progression, explores step by step from the 0th grade of beginning, after having explored all items of one-level, carries out the exploration of next stage, finishes until the level that specifies number is explored.
2) set to explore progression after, first to all grades in the setting range explores successively, exploration finishes, second to all grades in the setting range explores successively, so goes on, until exploring last of the maximum level set.
3) after progression is explored in setting, to all grades in the setting range last explores successively, and exploration finishes, and second from the bottom to all grades in the setting range explores successively, so go on, until exploring first of the maximum level set.
As seen, the present invention is by communicating terminal transmission that is connected with equipment for surfing the net and the dynamic IP addressing that receives equipment for surfing the net, and the propagation of dynamic IP addressing is carried out on the media that connects communicating terminal, and the central server that need not in the network participates in; Adopt the method for tree-shaped cascade to explore dynamic IP addressing, make heuristic process simpler, more efficient.The present invention has realized obtaining based on the dynamic IP addressing in the P2P communication of INTERNET, has solved the address that is always faced in the P2P communication and has obtained a difficult problem.
Claims (13)
1, a kind of point-to-point communication system based on the internet, this system comprises:
A plurality of equipments for surfing the net, each equipment for surfing the net and network are connected with separately communicating terminal;
A plurality ofly be used to send and receive the communicating terminal that comprises equipment for surfing the net dynamic IP addressing content, each communicating terminal one end is connected with its equipment for surfing the net, and the other end is connected with the corresponding medium of communication of this communication apparatus;
It is characterized in that,
Described communicating terminal is further used for preserving IP address reception table, this IP address reception table is used for the electronic address of recording internet equipment, dynamic IP addressing, remarks and the corresponding relation between them of equipment for surfing the net, and the IP address reception table that described communicating terminal is preserved according to the content match to be searched self that receives obtains the dynamic IP addressing of an above equipment for surfing the net being complementary with this content to be searched and exports the equipment for surfing the net that self is connected to;
Described equipment for surfing the net output content to be searched is to the communicating terminal that self connects, and receives the IP address of an above equipment for surfing the net from this communicating terminal, and carries out communication by the more than one IP address that receives with corresponding more than one equipment for surfing the net.
2, a kind of dynamic IP addressing acquisition methods of the point-to-point communication based on the internet is characterized in that this method may further comprise the steps at least:
A, equipment for surfing the net logging in network obtain dynamic IP addressing, its dynamic IP addressing is write in the IP address transmission table, the communicating terminal that this equipment for surfing the net connects sends to the transmission table in the receiving terminal communicating terminal by the medium of communication that connects communicating terminal according to the receiving terminal communicating terminal number in the IP address transmission table, in the IP address reception table that the receiving terminal communicating terminal writes receiving terminal with the dynamic IP addressing in the IP address transmission table of receiving and electronic address; Wherein, transmission table in IP address is stored in equipment for surfing the net or the communicating terminal, wherein comprises transmitting terminal electronic address, transmitting terminal dynamic IP addressing, receiving terminal communicating terminal number, the content of remarks and their corresponding relation at least; Wherein, reception table in IP address is stored in the communicating terminal, wherein comprises the electronic address of transmitting terminal, dynamic IP addressing, remarks and their corresponding relation of transmitting terminal at least;
B, equipment for surfing the net obtain the dynamic IP addressing of the equipment for surfing the net that is complementary with content to be searched by the search of the IP address reception table on the communicating terminal of its connection, wherein, equipment for surfing the net output content to be searched is to the communicating terminal of its connection, obtained the dynamic IP addressing of the equipment for surfing the net that is complementary with described content to be searched by the communicating terminal search.
3, method according to claim 2 is characterized in that in steps A, and this method further comprises:
Judge whether equipment for surfing the net goes offline, if then return execution in step A; Otherwise, repeat this step, until the normal off-line of equipment for surfing the net.
4, method according to claim 3, when it is characterized in that returning execution in step A, in the time of in the IP address reception table that described receiving terminal communicating terminal writes receiving terminal with the dynamic IP addressing in the IP address transmission table of receiving and electronic address, this method further comprises:
The receiving terminal communicating terminal compares the electronic address in the reception table in IP address in electronic address in the transmission table and the receiving terminal communicating terminal, find in the table to send identical one of electronic address in showing if receive with this in this IP address, then upgrade the dynamic IP addressing of this electronic address correspondence, otherwise, in this IP address reception table, increase the electronic address that a storage comprises that this IP address transmission table sends and the content of dynamic IP addressing.
5, method according to claim 3, it is characterized in that the normal off-line of described equipment for surfing the net after this method further comprise:
Described equipment for surfing the net sends receiving terminal communicating terminal number in the table according to its IP address, sends off line signal to the communicating terminal of receiving terminal, receives the communicating terminal of this off line signal is deleted this equipment for surfing the net in its IP reception table delegation's content.
6, method according to claim 2 is characterized in that this method further comprises:
Communicating terminal adopts the mode of regular return visit to safeguard its IP address reception table, specifically comprise: communicating terminal receives the dynamic IP addressing of the transmitting terminal in the table according to the IP address, regularly the communicating terminal of transmitting terminal is inquired, if the communicating terminal of transmitting terminal is after the process inquiry of default number of times, still there is not echo, think that then the equipment for surfing the net of transmitting terminal rolls off the production line, receive the delegation of the information of the equipment for surfing the net of this transmitting terminal of deletion in the table so in the IP address.
7, method according to claim 2 is characterized in that comprising at step B:
B11, described equipment for surfing the net start search utility, connect its communicating terminal;
B12, described equipment for surfing the net read the IP address reception table in its communicating terminal, search and electronic address in the content to be searched mate fully in the electronic address project of this table one;
B13, judge that whether Search Results is empty, if not, then Search Results and the corresponding dynamic IP addressing of this Search Results are shown on equipment for surfing the net; Otherwise, on equipment for surfing the net, show " do not have can inquire about object ".
8, method according to claim 2 is characterized in that step B comprises:
B21, described equipment for surfing the net start search utility, connect its communicating terminal;
B22, described equipment for surfing the net read the IP address reception table in its communicating terminal, and search comprises of the descriptor that sets in the content to be searched in the remarks project of this table;
B23, described equipment for surfing the net are according to the dynamic IP addressing in the reception table in IP address in its communicating terminal, and logon equipment is searched for the equipment for surfing the net that is logged of the descriptor that comprises setting one by one;
B24, judge that whether Search Results is empty, if not, then Search Results and the corresponding dynamic IP addressing of this Search Results are shown on equipment for surfing the net; Otherwise, on equipment for surfing the net, show " do not have can inquire about object ".
9, method according to claim 8 is characterized in that step B22 and step B23 carry out with random order in this method.
10, according to Claim 8 or 9 described methods, it is characterized in that in step B23 the described equipment of logon one by one comprises:
B31, with described equipment for surfing the net with tree-shaped form classification;
The progression of B32, setting search;
B33, begin, login described equipment for surfing the net step by step, all equipments for surfing the net in login setting progression scope from the highest level of tree-shaped level.
11, method according to claim 10 is characterized in that in step B33, and described top beginning from tree-shaped level is logined described equipment for surfing the net step by step and comprised:
Highest level from tree-shaped level begins, and logins all equipments for surfing the net of each grade step by step.
12, method according to claim 10 is characterized in that in step B33, and described top beginning from tree-shaped level is logined described equipment for surfing the net step by step and comprised:
Highest level from tree-shaped level begins, and logins first equipment for surfing the net in each grade step by step, logins second equipment for surfing the net in each grade then step by step, sets the equipment for surfing the net last of level until login.
13, method according to claim 10 is characterized in that in step B33, and described top beginning from tree-shaped level is logined described equipment for surfing the net step by step and comprised:
Highest level in tree-shaped level begins, and logins the equipment for surfing the net last in each grade step by step, logins the equipment for surfing the net second from the bottom in each grade then step by step, sets first equipment for surfing the net of level until login.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021579679A CN100473030C (en) | 2002-12-23 | 2002-12-23 | Point to point communicaton system based on internet and dynamic IP address acquiring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021579679A CN100473030C (en) | 2002-12-23 | 2002-12-23 | Point to point communicaton system based on internet and dynamic IP address acquiring method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1510871A CN1510871A (en) | 2004-07-07 |
| CN100473030C true CN100473030C (en) | 2009-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021579679A Expired - Fee Related CN100473030C (en) | 2002-12-23 | 2002-12-23 | Point to point communicaton system based on internet and dynamic IP address acquiring method |
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| Country | Link |
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| CN (1) | CN100473030C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8576846B2 (en) | 2005-10-05 | 2013-11-05 | Qualcomm Incorporated | Peer-to-peer communication in ad hoc wireless network |
| WO2009152641A1 (en) * | 2008-06-17 | 2009-12-23 | 朗讯科技公司 | Landscape/yellow page showing and sharing method and system basen on geography location |
| CN102547985B (en) * | 2010-12-27 | 2015-05-20 | 佛山络威网络技术有限公司 | Distributed WIFI (wireless fidelity) paging method based on P2P (peer-to-peer) recursion |
| CN103634783A (en) * | 2012-08-22 | 2014-03-12 | 希姆通信息技术（上海）有限公司 | Mobile phone packet switched domain communication method and mobile phone |
| CN103561084A (en) * | 2013-10-30 | 2014-02-05 | 北京荣之联科技股份有限公司 | Method and device for optimal access configuration of remote multiple-data-center cloud storage |
-
2002
- 2002-12-23 CN CNB021579679A patent/CN100473030C/en not_active Expired - Fee Related
Also Published As
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| CN1510871A (en) | 2004-07-07 |
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