CN104796271A - Connecting method and connecting device - Google Patents
Connecting method and connecting device Download PDFInfo
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- CN104796271A CN104796271A CN201410021299.9A CN201410021299A CN104796271A CN 104796271 A CN104796271 A CN 104796271A CN 201410021299 A CN201410021299 A CN 201410021299A CN 104796271 A CN104796271 A CN 104796271A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
Abstract
The invention discloses a connecting method and a connecting device. The method comprises the following steps: determining disconnection of a link; retaining an established link and an obtained network address in a preset time period after determining that the link is disconnected; and detecting information of recovery of the link in the preset time period and using the link and the network address to recover the disconnected link. The problem that the original IP address cannot be retained when a network link is recovered after disconnected in the related technology is solved, the original IP address can still be retained when a link is recovered, and smooth operation of network service is ensured.
Description
Technical field
The present invention relates to the communications field, in particular to method of attachment and device.
Background technology
At present, along with the development of broadband network, intelligent network terminal has quietly been come in man of domestic consumer.It is by existing computer networking technology, by network-termination device by (the point-to-point protocol overethernet of point-to-point protocol on Ethernet, referred to as PPPoE) dial mode acquisition public network broadband access address, thus public network user just can realize household long-range control by network terminal broadband access address, remote monitoring, the business such as remote household resources sharing.
In correlation technique, because environment reason may cause network terminal ascending physical signal link often to occur the disconnection phenomenon of short time, legacy network terminal broadband access address is generally that physical interface powers on after UP, by point-to-point protocol (Point to PointProtocol, referred to as PPP) obtain dynamic Internet Protocol address (Internet Protocol Address, referred to as IP) address, after physical link disconnects DOWN, the PPP link of setting up and the dynamic address obtained also release.After physical link recovers, equipment can re-start again PPP link setup and obtain different IP addresses, and now user is not when knowing new IP address, and teleaction service cannot carry out smoothly.
For in correlation technique, before cannot retaining when recovering after network link disconnects, the problem of IP address, not yet proposes effective solution at present.
Summary of the invention
The invention provides a kind of method of attachment and device, the problem of IP address before cannot retaining during at least to solve and to recover after network link in correlation technique disconnects.
According to an aspect of the present invention, provide a kind of method of attachment, comprising: the disconnection determining link; After determining that described link disconnects, in Preset Time, keep the link of having set up and the network address got; In described Preset Time, the information of described link-recovery detected, use described link and the described network address to recover the described link disconnected.
Preferably, described method also comprise following one of at least: according to the situation negotiation time of described link, and using time of consulting to obtain as described Preset Time; Receive the described Preset Time issued from network management system; Receive the time that user is arranged, the time described user arranged is as described Preset Time.
Preferably, when being configured such that the described Preset Time with issuing from described network management system, described method also comprises: if do not receive the described Preset Time that described network management system issues in scheduled duration, then use the default parameter value pre-set as described Preset Time.
Preferably, described method also comprises: after exceeding described Preset Time, described link-recovery do not detected, discharges the described network address.
Preferably, described link comprise following one of at least: PPPoE agreement dial-up link, DHCP agreement dial-up link, PPPoA agreement dial-up link, L2TP agreement dial-up link, PPTP agreement dial-up link, radius dialup link.
According to another aspect of the present invention, additionally provide a kind of jockey, comprising: determination module, for determining the disconnection of link; Keep module, after determining that described link disconnects, in Preset Time, keep the link of having set up and the network address got; Recover module, in described Preset Time, the information of described link-recovery detected, use described link and the described network address to recover the described link disconnected.
Preferably, described device also comprise following one of at least: negotiation module, for the situation negotiation time according to described link, and using time of consulting to obtain as described Preset Time; Receiver module, for receiving the described Preset Time issued from network management system; User arranges module, and for receiving the time that user is arranged, the time described user arranged is as described Preset Time.
Preferably, if the described Preset Time that described receiver module issues for not receiving described network management system in scheduled duration, then use the default parameter value pre-set as described Preset Time.
Preferably, described device also comprises: release module, for after exceeding described Preset Time, described link-recovery do not detected, discharges the described network address.
Preferably, described link comprise following one of at least: PPPoE agreement dial-up link, DHCP agreement dial-up link, PPPoA agreement dial-up link, L2TP agreement dial-up link, PPTP agreement dial-up link, radius dialup link.
Pass through the present invention, determine the disconnection of link, after determining that this link disconnects, in Preset Time, keep the link of having set up and the network address got, in this Preset Time, the information of this link-recovery detected, this link and this network address is used to recover this link disconnected, solve in correlation technique the problem of IP address before cannot retaining during recovery after network link disconnection, still retain former IP address when achieving link-recovery, ensure that carrying out smoothly of Network.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the method for attachment according to the embodiment of the present invention;
Fig. 2 is the structured flowchart one according to the jockey of the embodiment of the present invention;
Fig. 3 is the structured flowchart two according to the jockey of the embodiment of the present invention;
Fig. 4 is the structured flowchart three according to the jockey of the embodiment of the present invention;
Fig. 5 is the flow chart of delay protection mechanism according to the preferred embodiment of the invention;
Fig. 6 is the structured flowchart of the network terminal according to the preferred embodiment of the invention;
Fig. 7 is the flow chart of the management of time delay according to the preferred embodiment of the invention;
Fig. 8 is the structured flowchart of the first control module according to the preferred embodiment of the invention;
Fig. 9 is the flow chart of the first control module according to the preferred embodiment of the invention;
Figure 10 is the structured flowchart of the second control module according to the preferred embodiment of the invention;
Figure 11 is the flow chart of the second control module according to the preferred embodiment of the invention;
Figure 12 is the schematic diagram of network remote application according to the preferred embodiment of the invention.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
In the examples below, terminal can be mobile terminal (such as, mobile phone, panel computer etc.), also can be the terminal of other types.The operating system that terminal is run also can be various types of system, such as, and the Android system be widely used at present, or Windows operating system, iOS system etc., but be not limited to this.
In the present embodiment, provide a kind of method of attachment, Fig. 1 is the flow chart of the method for attachment according to the embodiment of the present invention, and as shown in Figure 1, this flow process comprises the steps:
Step S102, determines the disconnection of link;
Step S104, after determining that link disconnects, keeps the link of having set up and the network address got in Preset Time;
Step S106, in Preset Time, detects the information of link-recovery, uses this link and this network address to recover this link disconnected.
Pass through above-mentioned steps, after the disconnection of link, the link discharging foundation no longer immediately and the network address got, but in Preset Time, keep the link of having set up and the network address got, in Preset Time, the information of link-recovery detected, recover this link disconnected, thus solve cannot to retain when recovering after network link in correlation technique disconnects before the problem of IP address, still retain former IP address when achieving link-recovery, ensure that carrying out smoothly of Network.
In the present embodiment, can carry out in several ways for arranging of Preset Time, such as, can according to the situation negotiation time of this link, and using time of consulting to obtain as this Preset Time; Again such as, can also receive the time that user is arranged, the time this user arranged is as this Preset Time; Again such as, this Preset Time issued from network management system can also be received.Above-mentioned several modes can be used alone, and also can be combined, such as, if if do not receive this Preset Time that this network management system issues in scheduled duration, then the default parameter value pre-set can be used as this Preset Time.Arranged by above-mentioned multiple Preset Time and ensure that Preset Time is a reasonable effective scope, thus ensure that the timely recovery of link connects.
If retain this IP address always, then may increase taking IP address, likely cause the waste of IP address.In the present embodiment, provide a kind of preferred mode, in the preferred embodiment, after exceeding this Preset Time, this link-recovery do not detected, this network address can be discharged, thus make equipment re-establish link and obtain other IP address.
Above-described embodiment and preferred embodiment can be applied in multiple agreement, such as, above-mentioned link can comprise following one of at least: PPPoE agreement dial-up link, DHCP (Dynamic Host Configuration Protocol, referred to as DHCP) agreement dial-up link, based on asynchronous transfer mode (Asynchronous Transfer Mode., referred to as ATM) peer-peer protocol (the Point-to-Point on ATM of circuit, referred to as PPPoA) dial-up link, Level 2 Tunnel Protocol (Layer 2Tunneling Protocol, referred to as L2TP) dial-up link, Point to Point Tunnel Protocol (Point to Point Tunneling Protocol, referred to as PPTP) dial-up link, remote dial client server (Remote Access Dail-In User Service, referred to as RADIUS) dial-up link.
In the present embodiment, additionally provide a kind of jockey, this jockey, for realizing above-mentioned method, to have carried out explanation, had not repeated them here in above-described embodiment and preferred implementation.
It should be noted that, the title of the module in following apparatus does not form the actual restriction to this module, such as, determination module can be expressed as " for determining the module of the disconnection of link ", and following module all can realize within a processor, such as, determination module can be expressed as " a kind of processor, for determining the disconnection of link ", or, " a kind of processor, comprises determination module " etc.Fig. 2 is the structured flowchart one according to the jockey of the embodiment of the present invention, and as shown in Figure 2, this device comprises: determination module 22, maintenance module 24 and recovery module 26, be described this device below.
Determination module 22, for determining the disconnection of link;
Keep module 24, after determining that this link disconnects, in Preset Time, keep the link of having set up and the network address got;
Recover module 26, in this Preset Time, the information of this link-recovery detected, use this link and this network address to recover this link disconnected.
Pass through said apparatus, after the disconnection of link, the link discharging foundation no longer immediately and the network address got, but in Preset Time, keep the link of having set up and the network address got, in Preset Time, the information of link-recovery detected, recover this link disconnected, thus solve cannot to retain when recovering after network link in correlation technique disconnects before the problem of IP address, still retain former IP address when achieving link-recovery, ensure that carrying out smoothly of Network.
Fig. 3 is the structured flowchart two according to the jockey of the embodiment of the present invention, as shown in Figure 3, this device also comprise following one of at least: negotiation module 32, receiver module 34 and user arrange module 36.Below this device is described.
Negotiation module 32, for the situation negotiation time according to this link, and time negotiation obtained is as this Preset Time;
Receiver module 34, for receiving this Preset Time issued from network management system;
User arranges module 36, and for receiving the time that user is arranged, the time this user arranged is as this Preset Time.
Preferably, if receiver module 34 also for not receiving this Preset Time that this network management system issues in scheduled duration, then use the default parameter value pre-set as this Preset Time.
Fig. 4 is the structured flowchart three according to the jockey of the embodiment of the present invention, as shown in Figure 4, this device comprises: determination module 22, maintenance module 24, recover module 26 and release module 42, wherein, determination module 22, keep module 24 and recover module 26 and the determination module 22 in Fig. 2, keep module 24 identical with the function of recovery module 26, no longer illustrating at this, below this device is described.
Release module 42, for after exceeding this Preset Time, does not detect this link-recovery, discharges this network address.
Below in conjunction with preferred embodiment, above-described embodiment and preferred implementation are described, are described for PPP connection in the preferred embodiment.
This preferred embodiment proposes a kind of delay protection mechanism, and after physical link DOWN falls, this protection mechanism works, and keeps the PPP link of having set up and the IP address got within time delay.Fig. 5 is the flow chart of delay protection mechanism according to the preferred embodiment of the invention, and as shown in Figure 5, this flow chart comprises the steps:
Step S502, arranges time delay way to manage, definition delay time;
Step S504, when terminal detects that up link disconnects, the network terminal can according to uplink link status start-up study timing function;
Step S506, when detecting that up link is recovered in back off timer time-out time, the network terminal can close delay timing function according to uplink link status;
Step S508, when back off timer time-out does not detect that up link is recovered yet, network terminal notice total interface goes offline operation, now release all-network interface IP address.
This preferred embodiment adds the function of terminal broadband access address protection, thus facilitates and meet the instructions for use of user to stable IP, and operator can be facilitated the management of terminal address.
Fig. 6 is the structured flowchart of the network terminal according to the preferred embodiment of the invention, as shown in Figure 6, this structured flowchart comprises time delay administration module 62 and delays time to control module 64, wherein, delays time to control module 64 comprises: judge module 642, first control module 644, these three modules of second control module 646(achieve above-mentioned determination module 22, keep the function of module 24 and recovery module 26), wherein, the function that time delay administration module 62 achieves above-mentioned negotiation module 32, receiver module 34, user arrange module 36.Below this device is described.
In the preferred embodiment, first can be set delay time by time delay administration module 62, can following several be set:
Time delay way to manage is set, detects the time delay way to manage of active user's employing for the network terminal.The network terminal can provide three kinds of selection modes, and such as, user is manually arranged, terminal Lookup protocol, and webmaster arranges to manage the back off timer time.
Delay time is set, sets the time of concrete back off timer for the network terminal.Can select manually to arrange needs user manually to add the time, and Lookup protocol can be generated according to up link negotiation time or self recommendation by terminal, and webmaster arranges and then needs that webmaster is long-range arranges this parameter value.The time such as, if be manually arrange, need user manually to add the time and provides rationally effective time range, at least 2 minutes, if too shortly may cause disabler; If be Lookup protocol, terminal default configures the parameter value of recommendation; If for webmaster is arranged, need wait for that webmaster issues this parameter value of parameter modification, if this parameter does not issue always, equipment can add this parameter value according to the result of Lookup protocol.
After the information of completing pre-sets, notify delays time to control module 64, terminal broadband access address is protected.Fig. 7 is the flow chart of the management of time delay according to the preferred embodiment of the invention, and as shown in Figure 7, this flow chart comprises the steps:
Step S702, terminal detects uplink interface state variation in real time;
Step S704, when terminal detects that up link occurs going offline situation, the first control module 644 meeting open time delay function;
Step S706, when terminal detects that recovering appears in up link, the second control module 646 can close delay function.Wherein, judge module 642, also for detecting uplink interface state variation.
First control module 644, time also for occurring going offline situation when up link, controls open time delay function.
Second control module 646, time also for occurring recovering when up link, controls to close delay function.
In this is preferably implemented, the first control module 644 can also control delay function.Fig. 8 is the structured flowchart of the first control module according to the preferred embodiment of the invention, and as shown in Figure 8, the first control module 644 comprises: judging unit 6442 and unlatching unit 6444, be described this device below.
Judging unit 6442, also for when going offline appears in network terminal up link, judges the on off state of network terminal current delay function.
Open unit 6444, for when network terminal delay function state is closed condition, open time delay function, otherwise be failure to actuate.
Fig. 9 is the flow chart of the first control module according to the preferred embodiment of the invention, and as shown in Figure 9, this flow chart comprises the steps:
Step S902, when uplink link status is for going offline, judges network terminal delay function state;
Step S904, if when delay function is closed, then open time delay function, otherwise be failure to actuate.
In the preferred embodiment, judging unit 6442 can judge current delay functional status, if judging unit 6442 detects delay function closed condition, then and open time delay function, otherwise be failure to actuate.
In this is preferably implemented, the second control module 646 can also control delay function.Figure 10 is the structured flowchart of the second control module according to the preferred embodiment of the invention, and as shown in Figure 10, the second control module 646 comprises: judging unit 6462 and closing unit 6464, be described this device below.
Judging unit 6462, also for when network terminal up link is recovered, judges the on off state of network terminal current delay function.
Closing unit 6464, also for when network terminal delay function state is opening, closes back off timer function, otherwise is failure to actuate.
Figure 11 is the flow chart of the second control module according to the preferred embodiment of the invention, and as shown in figure 11, this flow chart comprises the steps:
Step S1102, when uplink link status is for reaching the standard grade, judges network terminal delay function state;
Step S1104, if when delay function is opened, then close delay function, otherwise be failure to actuate.
In the preferred embodiment, judging unit 6462 judges current delay functional status.If judging unit 6462 detects delay function opening, then close delay function, otherwise be failure to actuate.
Time delay administration module 62 and delays time to control module 64 can be two in esse modules, also may reside among other modules, also can carry out being simplified to physical layer interface and realize delay function, even in high-level interface, realize delay function.In addition, Figure 12 is the schematic diagram of network remote application according to the preferred embodiment of the invention, as shown in figure 12, network-termination device can be the home gateway of various uplink mode, IP Camera, the network storage equipment, PC, the equipment that network enabled controls, even all network equipments with network dialing function.Network-termination device dialing form can also dial for PPPoE agreement, DHCP agreement dials, PPPoA agreement dials, L2TP agreement dials, the dialing of PPTP agreement, Radius dialing etc.
The implementation method of this preferred embodiment does not need to carry out larger change to network-termination device, does not rely on hardware modifications, only need add the problem that delay protection function can solve broadband access address protection, ensures that remote application can be carried out smoothly.
Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in the storage device, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method of attachment, is characterized in that, comprising:
Determine the disconnection of link;
After determining that described link disconnects, in Preset Time, keep the link of having set up and the network address got;
In described Preset Time, the information of described link-recovery detected, use described link and the described network address to recover the described link disconnected.
2. method according to claim 1, is characterized in that, described method also comprise following one of at least:
According to the situation negotiation time of described link, and time negotiation obtained is as described Preset Time;
Receive the described Preset Time issued from network management system;
Receive the time that user is arranged, the time described user arranged is as described Preset Time.
3. method according to claim 2, is characterized in that, when being configured such that the described Preset Time with issuing from described network management system, described method also comprises:
If do not receive the described Preset Time that described network management system issues in scheduled duration, then use the default parameter value pre-set as described Preset Time.
4. according to the method in any one of claims 1 to 3, it is characterized in that, described method also comprises:
After exceeding described Preset Time, described link-recovery do not detected, discharge the described network address.
5. according to the method in any one of claims 1 to 3, it is characterized in that, described link comprise following one of at least: PPPoE agreement dial-up link, DHCP agreement dial-up link, PPPoA agreement dial-up link, L2TP agreement dial-up link, PPTP agreement dial-up link, radius dialup link.
6. a jockey, is characterized in that, comprising:
Determination module, for determining the disconnection of link;
Keep module, after determining that described link disconnects, in Preset Time, keep the link of having set up and the network address got;
Recover module, in described Preset Time, the information of described link-recovery detected, use described link and the described network address to recover the described link disconnected.
7. device according to claim 6, is characterized in that, described device also comprise following one of at least:
Negotiation module, for the situation negotiation time according to described link, and time negotiation obtained is as described Preset Time;
Receiver module, for receiving the described Preset Time issued from network management system;
User arranges module, and for receiving the time that user is arranged, the time described user arranged is as described Preset Time.
8. device according to claim 7, is characterized in that, if described receiver module also for not receiving the described Preset Time that described network management system issues in scheduled duration, then uses the default parameter value pre-set as described Preset Time.
9. the device according to any one of claim 6 to 8, is characterized in that, described device also comprises:
Release module, for after exceeding described Preset Time, does not detect described link-recovery, discharges the described network address.
10. the device according to any one of claim 6 to 8, is characterized in that, described link comprise following one of at least: PPPoE agreement dial-up link, DHCP agreement dial-up link, PPPoA agreement dial-up link, L2TP agreement dial-up link, PPTP agreement dial-up link, radius dialup link.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410021299.9A CN104796271A (en) | 2014-01-17 | 2014-01-17 | Connecting method and connecting device |
| PCT/CN2014/080251 WO2015184656A1 (en) | 2014-01-17 | 2014-06-18 | Connection method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410021299.9A CN104796271A (en) | 2014-01-17 | 2014-01-17 | Connecting method and connecting device |
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| CN104796271A true CN104796271A (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410021299.9A Pending CN104796271A (en) | 2014-01-17 | 2014-01-17 | Connecting method and connecting device |
Country Status (2)
| Country | Link |
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| CN (1) | CN104796271A (en) |
| WO (1) | WO2015184656A1 (en) |
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| CN107528931A (en) * | 2016-06-22 | 2017-12-29 | 中兴通讯股份有限公司 | A kind of adaptive keeping method of IP address based on user behavior, apparatus and system |
| CN110087267A (en) * | 2019-04-12 | 2019-08-02 | 努比亚技术有限公司 | Method for switching network, device, electronic equipment and readable storage medium storing program for executing |
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Also Published As
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| WO2015184656A1 (en) | 2015-12-10 |
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