CN101257429A - Method and device for realizing network roaming - Google Patents
Method and device for realizing network roaming Download PDFInfo
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- CN101257429A CN101257429A CNA2008100904566A CN200810090456A CN101257429A CN 101257429 A CN101257429 A CN 101257429A CN A2008100904566 A CNA2008100904566 A CN A2008100904566A CN 200810090456 A CN200810090456 A CN 200810090456A CN 101257429 A CN101257429 A CN 101257429A
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Abstract
The invention provides a net surfing method for switching subscriber equipments among wireless access points. The method comprises the following steps that: when the physical link between a subscriber equipment and the corresponding wireless access point is disconnected, the connection of the equipment with an upper layer protocol is not interrupted, a timer is started, and the present conversation parameters of the subscriber equipments are stored; the subscriber equipment is connected with a new wireless access point; while in the situation that the physical link between the subscriber equipment and the new wireless access point is established before the timer expires, the subscriber equipment carries out communication by using the stored present conversation parameters. Accordingly, inconvenience to the subscriber caused by the current interruption of service is avoided in the process of the subscriber equipments switching the wireless access points, furthermore, the experience of the subscriber is increased.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of netsurfing implementation method and device that subscriber equipment switches that be used between WAP (wireless access point).
Background technology
Wireless local area network technology is a kind of wireless access technology of present extensive use, and this technology utilizes wireless signal to transmit user profile.Common WLAN (wireless local area network) comprises WAP (wireless access point) (Access Point abbreviates AP as) and subscriber equipment (User Equipment abbreviates UE as), and UE is connected to AP and is connected to cable network by AP by wireless network.For the network that enterprise network and public network etc. need be carried out authenticating user identification, also need to increase access controller (Access Controller, abbreviate AC as) come the user is authenticated, have only user can be linked into more higher leveled network by the AC authentication.
At present, enterprise network and public network are generally with (the Point-to-Point Protocol Over Ethernet of the ppp protocol on the Ethernet, abbreviate PPPoE as) as the access authentication mode of its WLAN (wireless local area network), wherein, PPPoE has the supportive advantage such as good of charging precision height, terminal, and Fig. 1 is the networking schematic diagram of UE in the prior art, AP, AC, in Fig. 1, the pppoe client software of the last installation of UE is initiated PPPoE, the AC PPPoE that terminates.
As everyone knows, WLAN (wireless local area network) is the extension of cable network, therefore, the coverage of single AP is limited, and the coverage of another AP can appear arriving from the coverage of an AP in user inevitably when using business, when UE switches between two AP, can disconnect with an AP earlier and being connected, connect with another AP, as shown in Figure 2, concrete implementation step is as follows again:
Step S202, UE disconnection and current AP are connected;
Step S204, the pppoe client software on the UE disconnects physical link;
Step S206, pppoe client notify the client link down, interrupt upper-layer protocol and connect;
Step S208, UE and another AP connect, and initiate the PPPoE identifying procedure again.
As can be seen, in said process, have of short duration Radio Link disruption and take place.And the meeting automatically prompting user after detecting the physical link disconnection of the PPPoE dialer software on the current UE, and after rebuliding, physical link initiates the PPPoE authentication again according to user's selection automatic or manual, to consult link parameter again, because the PPPoE authentication needs the regular hour just can finish, therefore this section in the period the current ongoing business of user can be interrupted, make troubles for like this user's use, reduce user's experience.
Summary of the invention
Consider when the subscriber equipment that exists in the correlation technique switches between WAP (wireless access point), the problem of current business disruption can occur and propose the present invention, for this reason, main purpose of the present invention is to provide a kind of netsurfing implementation method and device, to address the above problem.
According to an aspect of the present invention, provide a kind of netsurfing implementation method, be used for subscriber equipment and between WAP (wireless access point), switch.
Netsurfing implementation method according to the embodiment of the invention comprises: when physical link between subscriber equipment and the current wireless access point disconnects, do not interrupt and being connected of upper-layer protocol, start timer, and preserve the current sessions parameter of subscriber equipment; Subscriber equipment connects with new WAP (wireless access point); Under the situation of having set up the physical link between subscriber equipment and the new WAP (wireless access point) before the timer expiry, subscriber equipment uses the current sessions parameter of preserving to carry out communication.
Wherein, after subscriber equipment and new WAP (wireless access point) connected, access controller used the facility information of subscriber equipment to carry out authentication.
Wherein, facility information comprises the MAC Address of subscriber equipment.
Preferably, do not set up yet when timer expiry under the situation of the physical link between subscriber equipment and the new WAP (wireless access point), interruption is connected with described upper-layer protocol, notifies described subscriber equipment to dial again.
According to a further aspect in the invention, provide a kind of netsurfing implement device, be used for subscriber equipment and between WAP (wireless access point), switch.
The netsurfing implement device comprises according to an embodiment of the invention: timer, and first control module when being used for the physical link disconnection between subscriber equipment and the current wireless access point, starts timer; Preserve module, the current sessions parameter that is used to preserve subscriber equipment; Link block is used for connecting between subscriber equipment and new WAP (wireless access point); Second control module is used for link block under the situation of having set up the physical link between subscriber equipment and the new WAP (wireless access point) before the timer expiry, and the control subscriber equipment uses the current sessions parameter of preserving the module preservation to carry out communication.
This device further comprises: authentication module, be positioned at the access controller side, and be used to use the facility information of subscriber equipment to carry out authentication.
Wherein, facility information comprises the MAC Address of subscriber equipment.
This device further comprises: interrupt module, and be used for when timer expiry described link block and do not set up under the situation of the physical link between subscriber equipment and the new WAP (wireless access point), interrupt and being connected of upper-layer protocol.
By above-mentioned at least one technical scheme of the present invention, when disconnecting by the physical link between subscriber equipment and the current wireless access point, start timer, preserve the current sessions parameter of subscriber equipment, avoided the user after switching AP, to need to authenticate again, the problem that causes current business to be interrupted, thus convenient for users to use, improved user experience; In addition, technical scheme of the present invention does not need additionally to increase hardware device, only can realize by software and configuration, helps the current network smooth upgrade.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, and constitutes the part of specification, is used from explanation the present invention with embodiments of the invention one, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is UE, the AP according to correlation technique, the network structure between the AC;
Fig. 2 is the flow chart that the UE according to correlation technique switches between AP;
Fig. 3 is the flow chart according to the netsurfing implementation method of the inventive method embodiment;
Fig. 4 is the detailed process flow chart according to the netsurfing implementation method of the inventive method embodiment;
Fig. 5 is the schematic diagram according to the netsurfing implement device of the inventive method embodiment.
Embodiment
Describe the present invention in detail below in conjunction with accompanying drawing.
Method embodiment
According to the embodiment of the invention, a kind of netsurfing implementation method is provided, be used for subscriber equipment and between WAP (wireless access point) (AP), switch.
Fig. 3 is the flow chart according to the netsurfing implementation method of the embodiment of the invention, and as shown in Figure 3, this method may further comprise the steps:
Step S302 when the physical link between subscriber equipment (UE) and the current wireless access point disconnects, starts timer, and preserves the current sessions parameter of subscriber equipment;
Step S304, subscriber equipment connects with new WAP (wireless access point);
Set up before the step S306, timer expiry under the situation of the physical link between subscriber equipment and the new WAP (wireless access point), subscriber equipment uses the current sessions parameter of preserving to carry out communication.
By the technical scheme that the embodiment of the invention provides, avoided the user after switching AP, to need to authenticate again, the problem that causes current business to be interrupted, thus convenient for users to use, improved user experience.
Preferably, before the method for implementing according to the embodiment of the invention, can transform, comprise increasing the physics chain timer and PPPoE parameter buffering area being set the pppoe client software on the UE.
Based on foregoing, in step S302, when the physical link between UE and the current AP disconnects, the pppoe client software detection of the last use of UE is had no progeny in physical link, the agreement of not ending pppoe session and upper strata connects, and the pppoe session parameter that UE is current (that is, mentioned above pppoe session parameter) is saved in the PPPoE parameter buffering area; Afterwards, by the physical link timer is set the time, before timer expiry, if the physical link successful connection between UE and the new AP, then whether client software at first to attempt current pppoe session parameter effective, if effectively, then use current pppoe session parameter to carry out communication; If invalid, client software interrupts upper-layer protocol and connects, and notifies the user to dial again.
Preferably, when network is the charge network, need access controller (AC) to use the facility information of UE to carry out authentication, that is to say, in the present invention, only with the facility information of UE as authentication information, and (for example needn't use the facility information of UE and link parameter, the port numbers of the Ethernet switch that is connected on the AP) combination is as authentication information, to avoid requiring UE to authenticate again owing to the change of link information between UE and the AC.Wherein, the facility information of UE can be the MAC Address of UE.
Fig. 4 is the detailed process flow chart according to the netsurfing implementation method of the inventive method embodiment, and as shown in Figure 4, this method may further comprise the steps:
Step S402, UE leave the coverage of current AP, and the UE interruption is connected with current AP's;
Step S404, the pppoe client software detection on the UE disconnects to physical link, pppoe client software startup timer, current pppoe session parameter is saved to PPPoE parameter buffering area but do not interrupt upper-layer protocol connects;
Step S406, UE and new AP connect;
Step S408, pppoe client software changes step S410 over to, otherwise changes step S416 over to if detecting UE in the time of timer setting is connected with the new physical link between AP;
Step S410, pppoe client software use original pppoe session parameter to carry out communication;
Step S412, AC as the authentication foundation, then do not think same client if the facility information of UE does not change with the facility information of UE;
Step S414, the handover success of UE between different AP recovers current pppoe session, and UE normally uses network, continues to use professional;
Step S416, unusual flow process, pppoe client software interrupt upper-layer protocol connects, and notice UE dials again.
According to above implementation step, can realize UE between two AP roaming and do not need the user to authenticate again.
Device embodiment
Fig. 5 shows the netsurfing implement device schematic diagram according to the embodiment of the invention, and this device comprises:
Timer 10 is used to be provided with the time, and for example, before timer expiry, if the physical link successful connection between UE and the new AP, whether effective, if effectively, then use current pppoe session parameter to carry out communication if then attempting current pppoe session parameter; If invalid, then interrupt upper-layer protocol and connect, notify the user to dial again;
First control module 20 when being used for the physical link disconnection between subscriber equipment and the current wireless access point, starts timer, and for example, when the pppoe client software detection on the UE disconnected to physical link, first control module 20 started timers 10;
Preserve module 30, the current sessions parameter that is used to preserve subscriber equipment, and current pppoe session parameter is saved to PPPoE parameter buffering area; This module can be connected to first control module 20, and the current sessions parameter of preserving subscriber equipment after first control module 20 starts timer;
Link block 40 is used for connecting between subscriber equipment and new WAP (wireless access point);
Second control module 50 is used for having set up before timer 10 is overtime under the situation of the physical link between subscriber equipment and the new WAP (wireless access point) in link block 40, and the control subscriber equipment uses to be preserved the current sessions parameter that module preserves and carry out communication.
Preferably, the present invention also comprises the authentication module (not shown), is positioned at access controller (AC) side, is used to use the facility information of subscriber equipment to carry out authentication, and this module can be connected to link block 30.
Preferably, the present invention also comprises the interrupt module (not shown), be positioned at access controller (AC) side, link block is not set up under the situation of the physical link between described subscriber equipment and the new WAP (wireless access point) when being used for timer expiry, interruption is connected with upper-layer protocol, and this module can be connected to timer 10 and link block 40.
By the netsurfing implement device that the embodiment of the invention provides, avoided the user after switching AP, to need to authenticate again, the problem that causes current business to be interrupted, thus convenient for users to use, improved user experience.
As mentioned above, by means of netsurfing implementation method provided by the invention and/or device, the problem of having avoided the user to cause current business to be interrupted after switching AP has realized the customer fast roaming in the WLAN, convenient for users to use, improved user's service application and experienced; In addition, technical scheme provided by the invention does not need additionally to increase hardware device, only can realize by software and configuration, helps the current network smooth upgrade.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a netsurfing implementation method is used for subscriber equipment and switches between WAP (wireless access point), it is characterized in that, comprising:
When physical link between described subscriber equipment and the current wireless access point disconnects, do not interrupt and being connected of upper-layer protocol, start timer, and the current sessions parameter of preserving described subscriber equipment;
Described subscriber equipment connects with new WAP (wireless access point);
Under the situation of having set up the physical link between described subscriber equipment and the described new WAP (wireless access point) before the described timer expiry, described subscriber equipment uses the described current sessions parameter of preserving to carry out communication.
2. method according to claim 1 is characterized in that, after described subscriber equipment and new WAP (wireless access point) connect, also comprises:
Access controller uses the facility information of described subscriber equipment to carry out authentication.
3. method according to claim 2 is characterized in that described facility information comprises the MAC Address of subscriber equipment.
4. according to each described method in the claim 1 to 3, it is characterized in that, further comprise:
Do not set up yet when described timer expiry under the situation of the physical link between described subscriber equipment and the described new WAP (wireless access point), interruption is connected with described upper-layer protocol, notifies described subscriber equipment to dial again.
5. a netsurfing implement device is used to realize that subscriber equipment switches between WAP (wireless access point), it is characterized in that, comprising:
Timer;
First control module when being used for the physical link disconnection between described subscriber equipment and the current wireless access point, starts described timer;
Preserve module, the current sessions parameter that is used to preserve described subscriber equipment;
Link block is used for connecting between described subscriber equipment and new WAP (wireless access point);
Second control module, be used for setting up before the described timer expiry under the situation of the physical link between described subscriber equipment and the described new WAP (wireless access point), control described subscriber equipment and use the described current sessions parameter of described preservation module preservation to carry out communication in described link block.
6. device according to claim 5 is characterized in that, described device also comprises:
Authentication module is positioned at the access controller side, is used to use the facility information of described subscriber equipment to carry out authentication.
7. device according to claim 6 is characterized in that described facility information comprises the MAC Address of subscriber equipment.
8. according to each described device in the claim 5 to 7, it is characterized in that, further comprise:
Interrupt module is used for when described timer expiry described link block and does not set up under the situation of the physical link between described subscriber equipment and the described new WAP (wireless access point), interrupts and being connected of upper-layer protocol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100904566A CN101257429B (en) | 2008-04-14 | 2008-04-14 | Method and device for realizing network roaming |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100904566A CN101257429B (en) | 2008-04-14 | 2008-04-14 | Method and device for realizing network roaming |
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| CN101257429A true CN101257429A (en) | 2008-09-03 |
| CN101257429B CN101257429B (en) | 2011-09-21 |
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Cited By (9)
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|---|---|---|---|---|
| CN102413512A (en) * | 2010-09-21 | 2012-04-11 | 中国移动通信有限公司 | Communication method and apparatus thereof, and terminal |
| CN103118387A (en) * | 2012-12-17 | 2013-05-22 | 上海寰创通信科技股份有限公司 | Lightweight access point (AP) redundancy access control method of active standby mode |
| CN103716852A (en) * | 2014-01-03 | 2014-04-09 | 宇龙计算机通信科技(深圳)有限公司 | Terminal and data service quick recovery method |
| CN103957135A (en) * | 2014-04-24 | 2014-07-30 | 北京佳讯飞鸿电气股份有限公司 | Method for no-break conversation in IP address switching process |
| CN104717706A (en) * | 2013-12-13 | 2015-06-17 | 中国电信股份有限公司 | Wireless local area network (WLAN) smooth roaming method and system, access points and access controller |
| WO2017097023A1 (en) * | 2015-12-09 | 2017-06-15 | 上海斐讯数据通信技术有限公司 | Perception-free authentication method and system, and control method and system based on method |
| CN107852655A (en) * | 2016-05-31 | 2018-03-27 | 华为技术有限公司 | Switch the method and terminal device of access point |
| CN107852606A (en) * | 2015-06-25 | 2018-03-27 | 高通股份有限公司 | Reduce the correlation time again of the STA for being connected to AP |
| WO2022135142A1 (en) * | 2020-12-22 | 2022-06-30 | 展讯半导体(南京)有限公司 | Roaming network selection method, system, electronic device and storage medium |
Family Cites Families (4)
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|---|---|---|---|---|
| JP4348529B2 (en) * | 2002-04-17 | 2009-10-21 | 日本電気株式会社 | Handover control method |
| CN1312870C (en) * | 2003-09-03 | 2007-04-25 | 中兴通讯股份有限公司 | Method for switching between CDMA system and wireless LAN of mobile terminal |
| CN1913466A (en) * | 2005-08-12 | 2007-02-14 | 中兴通讯股份有限公司 | Switchover method of radio local network |
| US8059581B2 (en) * | 2006-01-05 | 2011-11-15 | Qualcomm Incorporated | Method and apparatus for seamless and efficient wireless handoffs |
-
2008
- 2008-04-14 CN CN2008100904566A patent/CN101257429B/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102413512A (en) * | 2010-09-21 | 2012-04-11 | 中国移动通信有限公司 | Communication method and apparatus thereof, and terminal |
| CN103118387B (en) * | 2012-12-17 | 2019-02-22 | 上海寰创通信科技股份有限公司 | A kind of thin AP redundancy connection control method of active-standby mode |
| CN103118387A (en) * | 2012-12-17 | 2013-05-22 | 上海寰创通信科技股份有限公司 | Lightweight access point (AP) redundancy access control method of active standby mode |
| CN104717706A (en) * | 2013-12-13 | 2015-06-17 | 中国电信股份有限公司 | Wireless local area network (WLAN) smooth roaming method and system, access points and access controller |
| CN103716852A (en) * | 2014-01-03 | 2014-04-09 | 宇龙计算机通信科技(深圳)有限公司 | Terminal and data service quick recovery method |
| CN103957135A (en) * | 2014-04-24 | 2014-07-30 | 北京佳讯飞鸿电气股份有限公司 | Method for no-break conversation in IP address switching process |
| CN107852606A (en) * | 2015-06-25 | 2018-03-27 | 高通股份有限公司 | Reduce the correlation time again of the STA for being connected to AP |
| WO2017097023A1 (en) * | 2015-12-09 | 2017-06-15 | 上海斐讯数据通信技术有限公司 | Perception-free authentication method and system, and control method and system based on method |
| CN107852655A (en) * | 2016-05-31 | 2018-03-27 | 华为技术有限公司 | Switch the method and terminal device of access point |
| US10880795B2 (en) | 2016-05-31 | 2020-12-29 | Huawei Technologies Co., Ltd. | Method for handover between access points, and terminal equipment |
| CN112689313A (en) * | 2016-05-31 | 2021-04-20 | 华为技术有限公司 | Method for switching access point and terminal equipment |
| CN112689313B (en) * | 2016-05-31 | 2022-02-08 | 荣耀终端有限公司 | Method for switching access point and terminal equipment |
| US11558792B2 (en) | 2016-05-31 | 2023-01-17 | Honor Device Co., Ltd. | Method for handover between access points, and terminal equipment |
| US12127053B2 (en) | 2016-05-31 | 2024-10-22 | Honor Device Co., Ltd. | Method for handover between access points, and terminal equipment |
| WO2022135142A1 (en) * | 2020-12-22 | 2022-06-30 | 展讯半导体(南京)有限公司 | Roaming network selection method, system, electronic device and storage medium |
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| CN101257429B (en) | 2011-09-21 |
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