CN106101112A - Access the method for privately owned equipment, system and the public network server using dynamic IP - Google Patents
Access the method for privately owned equipment, system and the public network server using dynamic IP Download PDFInfo
- Publication number
- CN106101112A CN106101112A CN201610474182.5A CN201610474182A CN106101112A CN 106101112 A CN106101112 A CN 106101112A CN 201610474182 A CN201610474182 A CN 201610474182A CN 106101112 A CN106101112 A CN 106101112A
- Authority
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- China
- Prior art keywords
- address
- public network
- privately owned
- network server
- equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H04L61/45—Network directories; Name-to-address mapping
- H04L61/4505—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols
- H04L61/4511—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols using domain name system [DNS]
-
- 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
- H04L61/5007—Internet protocol [IP] addresses
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
Abstract
A kind of method that the invention discloses privately owned equipment accessing and using dynamic IP, including: public network server obtains device id and the current IP address of correspondence of described privately owned equipment in real time；External equipment sends the access request carrying described device id to described public network server；Described public network server responds described access request and returns to the IP address corresponding with described device id；Described external equipment accesses described privately owned equipment by described IP address.The invention also discloses system and the public network server of correspondence.In the present invention, when privately owned equipment is applied to the dynamic IP provided by ISP, privately owned equipment is without being supported different dynamic domain name service business, without embedding the client-side program that different service providers provides；Simplify the operating process of external equipment addressing simultaneously, and the privately owned equipment of external device access is real-time.
Description
Technical field
The present invention relates to field of computer technology, access, more particularly, it relates to a kind of, the privately owned equipment using dynamic IP
Method, system and public network server.
Background technology
It is to be connected with each other for computer network to lead in IP agreement (Internet Protocol, iso-ip Internetworking protocol ISO-IP)
The agreement believed and design.In the internet, it is to make to be connected to that online all computer networks realize being in communication with each other
Set rule, it is stipulated that the rule should observed when computer communicates on the internet.The department of computer science of any manufacturer production
System, just can interconnect with the Internet as long as observing IP agreement.And IP address (Internet Protocol Address, net
Internet protocol address) it is a kind of mode to main frame addressing on the internet.If desired access a network equipment, then have to
Know the IP address of this equipment in advance.
Mesh is previous stablizes constant static ip address will need user to ISP (Internet Service
Provider, ISP) pay more expensive expense, and then, more user selects dynamic IP addressing.Work as IP
During the change at random of address, visitor cannot accurately obtain the IP address of current ISP distribution, thus causes passing through IP accurately
Address accesses the equipment of user.Now, occur in that DDNS (Dynamic Domain Name Server, dynamic domain name service),
The dynamic IP addressing of user is mapped on a fixing domain name resolution service by DDNS, when the equipment of user connects network every time
Its client-side program will transmit the dynamic IP addressing of the main frame of this user to send to by information and be positioned on service provider's main frame
Server program, and then server program be responsible for provide DNS (Domain Name System, domain name system) service and realize
Dynamic territory analyzing.
But, if the mode that privately owned equipment uses above-mentioned DDNS realizes for dynamic IP addressing, other equipment accesses should
During privately owned equipment, different dynamic domain name service business must be supported by this privately owned equipment, and must embed different service providers
The client-side program provided, requires the dynamic domain name service that each user holding this privately owned equipment selects equipment to support simultaneously
Business, and in the website login account of service provider, and rent the second level domain that this service provider provides, and then the domain name rented
It is tied to equipment.Now, user needs the DDNS of additional management oneself.
Summary of the invention
The technical problem to be solved in the present invention is, for dynamic for provided by ISP at privately owned equipment in prior art
During state IP, other equipment access this privately owned equipment, and privately owned equipment must support different dynamic domain name service business and embedding
The problems such as the client-side program that different service providers provides, it is provided that a kind of access uses the method for privately owned equipment of dynamic IP, system
And public network server.
The present invention solves the problems referred to above and be employed technical scheme comprise that providing a kind of access uses the privately owned of dynamic IP to set
Standby method, including:
Public network server obtains device id and the current IP address of correspondence of described privately owned equipment in real time；
External equipment sends the access request carrying described device id to described public network server；
Described public network server responds described access request and returns to the IP address corresponding with described device id；
Described external equipment accesses described privately owned equipment by described IP address.
Wherein, described public network server responds described access request and returns the step of the IP address corresponding with described device id
Suddenly include:
Described public network server resolves described access request and then obtains described device id；
Searching the described IP address mated with described device id in dynamic IP addressing mapping table, described dynamic IP addressing is reflected
The device id of privately owned equipment described in firing table real-time update and the current IP address of correspondence；
Return to described IP address that described coupling obtains to described external equipment.
Wherein, described public network server obtain the described device id of multiple described privately owned equipment and correspondence described currently
The step of IP address includes:
Described privately owned equipment sets up the communication connection between described public network server, and to institute after setting up communication connection
State public network server and report the described current IP address of described device id and correspondence；
Described public network server receives described device id and the described current IP address of correspondence.
Wherein, described method farther includes:
Described privately owned equipment, when getting new IP address in real time, reports described new IP address to described public network server,
Make described public network server in real time by corresponding for the device id of described privately owned equipment in described dynamic IP addressing mapping table
Former IP address is updated to described new IP address.
The present invention solves another technical scheme that the problems referred to above are used and there is provided a kind of private accessing and using dynamic IP
There is the system of equipment, including:
Public network server, for device id and the current IP address of correspondence of the described privately owned equipment of acquisition in real time；
External equipment, for sending the access request carrying described device id to described public network server；
Described public network server is additionally operable to respond described access request and return to the IP address corresponding with described device id；
Described external equipment is additionally operable to access described privately owned equipment by described IP address.
Wherein, described public network server is for responding described access request and returning to the IP address corresponding with described device id
Performed step includes:
Described public network server resolves described access request and then obtains described device id；In dynamic IP addressing mapping table
Searching the described IP address mated with described device id, described in described dynamic IP addressing mapping table real-time update, privately owned equipment sets
Standby ID and the current IP address of correspondence；And return to described IP address that described coupling obtains to described external equipment.
Wherein, described public network server is not belonging to DNS or DDNS server and the privately owned server being in public network, institute
State access request to be free from accessing target domain name and the self-defined access request of IP address, described device id be self-defined title or
Equipment unique identifier.
Wherein, described privately owned equipment, for when getting new IP address in real time, reports described to described public network server
New IP address so that described public network server in described dynamic IP addressing mapping table in real time by the equipment of described privately owned equipment
Former IP address corresponding for ID is updated to described new IP address.
The present invention solves another technical scheme that the problems referred to above are used and there is provided a kind of public network server, including:
Communication interface circuit, obtains device id and the current IP address of correspondence of described privately owned equipment in real time, and obtains
Fetch the access request carrying described device id from external equipment；
Process circuit, respond described access request and obtain the IP address that described device id is corresponding, and by described communication
Interface circuit returns described IP address extremely described external equipment, so that described external equipment accesses described by described IP address
Privately owned equipment.
Wherein, described process circuit specifically resolves described access request and then obtains described device id, and on dynamic IP ground
Location mapping table is searched the described IP address mated with described device id, private described in described dynamic IP addressing mapping table real-time update
There are the device id of equipment and the current IP address of correspondence.
Beneficial effects of the present invention has: relative in prior art, privately owned equipment is without to different dynamic domain name service
Business is supported, without embedding the client-side program that different service providers provides；The privately owned equipment of public network server real time record
IP address and device id number, so that directly sending access request to public network server when external equipment needs to access privately owned equipment
The IP address of the privately owned equipment needing access can be obtained, and then access privately owned equipment, simplify the operation stream of external equipment addressing
Journey, and, privately owned equipment reports IP address when getting new IP address in real time to public network server, and then makes external equipment
Access the real-time of this privately owned equipment.
Accompanying drawing explanation
Below in conjunction with drawings and the embodiments, the invention will be further described, in accompanying drawing:
Fig. 1 is the flow chart that the present invention accesses the method embodiment of the privately owned equipment using dynamic IP；
Fig. 2 is the structural representation that the present invention accesses the system embodiment of the privately owned equipment using dynamic IP；
Fig. 3 is the structural representation of the public network server embodiment of the present invention.
Detailed description of the invention
Should be appreciated that detailed description of the invention described herein, only in order to explain the present invention, is not intended to limit the present invention.
As it is shown in figure 1, be a kind of embodiment of the method accessing the privately owned equipment using dynamic IP of the present invention, the party
Method comprises the following steps:
Step S102: public network server obtains device id and the current IP address of correspondence of described privately owned equipment in real time；
Public network server refers to the server being erected on public network, can be mechanism, the public server of enterprise's offer, also
Can be individual or the privately owned server of enterprise's offer, not be dns server or DDNS server, use the privately owned of dynamic IP
Equipment has dynamic IP addressing.Unique ID that when device id is to dispatch from the factory, privately owned equipment is allocated, is equipment unique identifier, i.e.
One device id represents a privately owned equipment, and privately owned equipment has and only a device id, device id and privately owned equipment
One_to_one corresponding, certainly, in other embodiments of the present invention, it is also possible to adopt and represent privately owned equipment in other ways, such as
User-defined title.
Wherein, in a more excellent embodiment of the present invention, public network server obtain in real time privately owned equipment device id and
The step of corresponding current IP address is: privately owned equipment sets up the communication connection between public network server, is setting up communication link
After connecing, privately owned equipment reports the current IP address of its device id and correspondence to public network server, and wherein, privately owned equipment is with public
Network server can be in same LAN or Intranet；Public network server receives the device id of this privately owned equipment and working as of correspondence
Front IP address.Public network server is after the current IP address of the device id and correspondence that receive this privately owned equipment, by its record
In dynamic IP addressing mapping table, this dynamic IP addressing mapping table can be a data base.
Step S104: external equipment sends the access request carrying described device id to described public network server；
External equipment can be various mobile terminal, such as smart mobile phone, flat board etc., or computer, server etc., outside
The outside IP address obtaining public network server of equipment, or self it is provided with the IP address of public network server, LAN can be passed through
Or wide area network sends the access request of Portable device ID to public network server, and wherein, device id is passed through relevant by external equipment
The modulation of circuit obtains the signal of the access request of Portable device ID, and this access request is for without accessing target domain name and IP address
Self-defined access request.
Step S106: described public network server responds described access request and returns to the IP ground corresponding with described device id
Location；
At external equipment after public network server sends access request, public network server responds this access request.Specifically,
In the present embodiment, public network server performs following step successively: resolves this access request and then obtains in this access request
Entrained device id；Searching the IP address mated with this device id in dynamic IP addressing mapping table, dynamic IP addressing maps
The device id of the privately owned equipment of table real-time update and the current IP address of correspondence；And the IP address that return coupling obtains is to outside
Equipment.Wherein, the device id of the privately owned equipment of dynamic IP addressing mapping table real-time update and the current IP address of correspondence, specifically
Ground, in a more excellent embodiment of the present invention, privately owned equipment, when getting new IP address in real time, reports this to public network server
New IP address, and public network server in dynamic IP addressing mapping table in real time by former IP corresponding for the device id of this privately owned equipment
Address is updated to described new IP address.
Step S108: described external equipment accesses described privately owned equipment by described IP address.
External equipment receives the IP address that public network server returns, and accesses, by this IP address, the private that this IP address is corresponding
There is equipment.In the present embodiment, external equipment being installed a tool software, the address field at this tool software inputs this IP ground
Location, subsequently, carries out port mapping, afterwards through NAT (the Network Address of router on this IP address
Translation, network address translation), and then external equipment i.e. may have access to privately owned equipment.
In present embodiment, when privately owned equipment being applied to the dynamic IP addressing provided by ISP by public network server, private
There is equipment without different dynamic domain name service business is supported, without embedding the client journey that different service providers provides
Sequence；The IP address of the privately owned equipment of public network server real time record and device id number, so that external equipment needs to access privately owned setting
Directly send access request to public network server time standby and can obtain the IP address of the privately owned equipment needing access, and then access private
There is equipment, relative to DDNS mode of the prior art, simplify the operating process of external equipment addressing, and, privately owned equipment exists
Report IP address to public network server when getting new IP address in real time, and then make the reality of this privately owned equipment of external device access
Shi Xingqiang.
Below according to a above-mentioned embodiment explanation present invention wherein application scenarios:
One family has three members, each use one mobile device such as smart mobile phone, panel computer.Family is provided with one private
Equipment is had such as to be connected the network storage equipment of outer net by router.Kinsfolk except use at home desktop computer or other
Equipment is connected outside the network storage equipment by LAN, and outside of being in is also required to be accessed the network storage of family by mobile device
Equipment, outside reading of being such as in originally was stored in the data in the network storage equipment, or by the data backup in mobile device
In the network storage equipment.When connecting outer net because of the network storage equipment by family router, use dynamic IP addressing,
Can be continually changing, during so kinsfolk uses the network storage equipment that mobile device accesses family, need to be known a priori by network
The IP address that storage device is current.According to the present invention, kinsfolk has only to input in a mobile device the network storage equipment
Device numbering, inputs in mobile device simultaneously or obtains known public network server IP address, it is possible to numbered by Portable device
Access request send to public network server, public network server matching unit number and obtain the current network storage equipment
Current IP address, returns to mobile device.Mobile device uses the current IP address of the network storage equipment directly or indirectly to access
The network storage equipment of family, simple and fast is achieved at low cost the privately owned equipment of access.
In this application scenarios, kinsfolk is privately owned facility registration or lease domains without spending cost, without making
With dns server or DDNS server, it is only necessary to utilize a public network server in public network, it is achieved convenient outside family
Carry out data backup, read operation quickly.Kinsfolk can be arbitrarily by the most standby for the data such as the photo photographed, video
Part network storage equipment to home, it is also possible to digital independent that job demand is used, the network storage equipment being stored in family,
Without constantly carrying notebook or mobile memory.
As in figure 2 it is shown, be a kind of embodiment of the system accessing the privately owned equipment using dynamic IP of the present invention.This is
Unite and realize accessing the privately owned equipment with dynamic IP addressing according to the method in above-mentioned embodiment, including public network server 14
With external equipment 12.
Public network server 14 is for the real-time device id obtaining privately owned equipment and the current IP address of correspondence；
Wherein, privately owned equipment sets up the communication connection between public network server, after setting up communication connection, privately owned sets
Standby device id and the current IP address of correspondence reporting privately owned equipment to public network server 14.
External equipment 12 for sending the access request of Portable device ID to public network server；
Public network server 14 is additionally operable to respond described access request and return to the IP address corresponding with device id；Wherein, public
Network server 14 performs successively: resolves this access request and then obtains device id entrained in this access request；In dynamic IP
Address mapping table is searched the IP address mated with this device id, the equipment of the privately owned equipment of dynamic IP addressing mapping table real-time update
ID and the current IP address of correspondence；And the IP address that return coupling obtains is to external equipment.
External equipment 12 is additionally operable to access privately owned equipment by IP address.
As it is shown on figure 3, be a kind of embodiment of the public network server of the present invention, including communication interface circuit 142 and place
Reason circuit 144, communication interface circuit 142 is connected with processing circuit 144:
Communication interface circuit 142 is for obtaining the access request of the Portable device ID from external equipment 12；
Process circuit 144 for responding above-mentioned access request and obtaining the IP address that device id is corresponding；Specifically, electricity is processed
Road 144 resolves described access request and then obtains described device id；And search in dynamic IP addressing mapping table and to set with described
The described IP address of standby ID coupling, the device id of privately owned equipment described in described dynamic IP addressing mapping table real-time update and correspondence
Current IP address；
Communication interface circuit 142 is additionally operable to return process circuit 144 and mates the IP address obtained to external equipment 12.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, the change that can readily occur in or replacement,
All should contain within protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
It is as the criterion.
Claims (10)
1. the method accessing the privately owned equipment using dynamic IP, it is characterised in that including:
Public network server obtains device id and the current IP address of correspondence of described privately owned equipment in real time；
External equipment sends the access request carrying described device id to described public network server；
Described public network server responds described access request and returns to the IP address corresponding with described device id；
Described external equipment accesses described privately owned equipment by described IP address.
2. according to the method described in claim 1, it is characterised in that described public network server responds described access request and returns
The step going back to the IP address corresponding with described device id includes:
Described public network server resolves described access request and then obtains described device id；
The described IP address mated with described device id, described dynamic IP addressing mapping table is searched in dynamic IP addressing mapping table
The device id of privately owned equipment described in real-time update and the current IP address of correspondence；
Return to described IP address that described coupling obtains to described external equipment.
3. according to the method described in claim 2, it is characterised in that described public network server obtains multiple described privately owned equipment
Described device id and the step of described current IP address of correspondence include:
Described privately owned equipment sets up the communication connection between described public network server, and to described public affairs after setting up communication connection
Network server reports the described current IP address of described device id and correspondence；
Described public network server receives described device id and the described current IP address of correspondence.
4. according to the method described in claim 3, it is characterised in that described method farther includes:
Described privately owned equipment, when getting new IP address in real time, reports described new IP address to described public network server so that
Described public network server in described dynamic IP addressing mapping table in real time by former IP corresponding for the device id of described privately owned equipment
Address is updated to described new IP address.
5. the system accessing the privately owned equipment using dynamic IP, it is characterised in that including:
Public network server, for device id and the current IP address of correspondence of the described privately owned equipment of acquisition in real time；
External equipment, for sending the access request carrying described device id to described public network server；
Described public network server is additionally operable to respond described access request and return to the IP address corresponding with described device id；
Described external equipment is additionally operable to access described privately owned equipment by described IP address.
6. according to the system described in claim 5, it is characterised in that described public network server is used for responding described access request
And return step IP address performed by corresponding with described device id and include:
Described public network server resolves described access request and then obtains described device id；Dynamic IP addressing mapping table is searched
The described IP address mated with described device id, the device id of privately owned equipment described in described dynamic IP addressing mapping table real-time update
And the current IP address of correspondence；And return to described IP address that described coupling obtains to described external equipment.
7. according to the system described in claim 6, it is characterised in that
Described public network server is not belonging to DNS or DDNS server and the privately owned server being in public network, and described access please
Seeking Truth without accessing target domain name and the self-defined access request of IP address, described device id be self-defined title or equipment unique
Identification code.
8. according to the system described in claim 7, it is characterised in that
Described privately owned equipment, for when getting new IP address in real time, reports described new IP address to described public network server,
Make described public network server in real time by corresponding for the device id of described privately owned equipment in described dynamic IP addressing mapping table
Former IP address is updated to described new IP address.
9. a public network server, it is characterised in that including:
Communication interface circuit, obtains device id and the current IP address of correspondence of described privately owned equipment in real time, and obtains
From the access request carrying described device id of external equipment；
Process circuit, respond described access request and obtain the IP address that described device id is corresponding, and by described communication interface
Circuit returns described IP address extremely described external equipment, so that described external equipment accesses described privately owned by described IP address
Equipment.
10. according to the public network server described in claim 9, it is characterised in that
Described process circuit specifically resolves described access request and then obtains described device id, and in dynamic IP addressing mapping table
Searching the described IP address mated with described device id, described in described dynamic IP addressing mapping table real-time update, privately owned equipment sets
Standby ID and the current IP address of correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610474182.5A CN106101112A (en) | 2016-06-24 | 2016-06-24 | Access the method for privately owned equipment, system and the public network server using dynamic IP |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610474182.5A CN106101112A (en) | 2016-06-24 | 2016-06-24 | Access the method for privately owned equipment, system and the public network server using dynamic IP |
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| Publication Number | Publication Date |
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| CN106101112A true CN106101112A (en) | 2016-11-09 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610474182.5A Pending CN106101112A (en) | 2016-06-24 | 2016-06-24 | Access the method for privately owned equipment, system and the public network server using dynamic IP |
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| CN (1) | CN106101112A (en) |
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| CN109525628A (en) * | 2017-09-20 | 2019-03-26 | 北京国双科技有限公司 | HTTP request adjustment method, device and system |
| CN113381915A (en) * | 2021-04-27 | 2021-09-10 | 福建依时利软件股份有限公司 | Method, device, equipment and medium for interconnection of internal and external networks of campus |
| CN114422233A (en) * | 2022-01-17 | 2022-04-29 | 中国科学院软件研究所 | Login method and system for private equipment |
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| CN114422233A (en) * | 2022-01-17 | 2022-04-29 | 中国科学院软件研究所 | Login method and system for private equipment |
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