CN1917427A - Method and equipment for quick recovering environment of portal authentication - Google Patents
Method and equipment for quick recovering environment of portal authentication Download PDFInfo
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- CN1917427A CN1917427A CN 200610125769 CN200610125769A CN1917427A CN 1917427 A CN1917427 A CN 1917427A CN 200610125769 CN200610125769 CN 200610125769 CN 200610125769 A CN200610125769 A CN 200610125769A CN 1917427 A CN1917427 A CN 1917427A
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Abstract
The method comprises: a message for acknowledging the failure or reset of network access server is transmitted between the portal website server and the network access server; according to the message for acknowledging the failure or reset of network access server, the portal website server conforms informs its user accessing network to interrupt, deletes the relevant subscriber list item and recovers the portal authentication environment. By the invention, the time to get the information about the reset of network access server can be shortened.
Description
Technical field
The present invention relates generally to portal website's authentication protocol, when relating to network access server more specifically and restarting by the protocol interaction between portal site server and the network access server method of quick recovering environment of portal authentication.
Background technology
Portal website (portal) is derived by the Internet, and some information portals of refer initially to are such as websites such as Yahoo, Sinas.Along with development of internet technology, portal website's technology has become one of direction of IT application in enterprises, and by Enterprise Portal Website Development, employee and user can land application system, data resource or the Internet of enterprise on network.
Portal website's agreement mainly comprises portal site server (portal server), network access server (NAS, Network Access Server) and above-mentioned between the two protocol interaction.The formulation of the message standard of portal website's agreement is based on User Datagram Protoco (UDP) (UDP, User Datagram Protocol).As shown in Figure 1, the main process of the authentification of user of portal website is:
(1) user side gets access to IP address (or using static ip address) by DHCP (DHCP, Dynamic HostConfiguration Protocol).The IP address that user side obtains is by visiting the specific I P address before authenticating, and this address is the IP address of portal site server normally.If user side is attempted the address outside the visit particular ip address before by authentication, then network access server is redirected to portal site server by address forgery with it;
(2) after the user capture portal website, by input safety information on the webpage and send logging request, the safety information of user's input can be passed to portal site server by the webpage client application, the user's of portal website's storage login relevant information (step 1);
(3) portal site server will ask the user security information of login to send to network access server (step 2);
(4) network access server sends to AAA (authentication, mandate, charging) server with security of users information and authenticates (step 3);
(5) by after the authentication, network access server allows the further accesses network resource of user and no longer the user is redirected (step 4);
(6) portal website notifies the user to login success (step 5).
The portal website's authentification of user standard that provides according to the agreement V2.2 of broadband product portal website of Huawei Company, after the user passes through the further accesses network resource of network access server, if network access server breaks down and causes restarting, but portal site server can't learn that network access server restarts, (the acquiescence eartbeat interval is 4 minutes to this state continuance to user's heartbeat timeout, the acquiescence heartbeat timeout is three times of eartbeat interval, promptly 12 minutes) time portal website just learn network failure, portal site server still keeps the information and the tabulation thereof of login user during this period, simultaneously the associated user can't learn that also the network insertion service lost efficacy, and needs authentication again to land.Therefore, the user can't accesses network and can not be obtained friendly notice for a comparatively long period of time, bring inconvenience for the customer access network resource; And under the not overtime situation of heartbeat, portal site server judges that the active user is online, and then the user can't authenticate again, could authenticate again up to portal site server and subscriber equipment heartbeat timeout and after deleting user's list item, the user can't the accesses network resource around here, influences bigger.
Summary of the invention
In view of the above problems, the object of the present invention is to provide a kind of method of quick recovering environment of portal authentication, this method can be under the situation that the network access server unit exception is restarted, quick recovering environment of portal authentication will be restarted the influence that brings to user and portal site server because of network access server and be reduced to minimum.
For realizing the object of the invention, the invention provides a kind of method of quick recovering environment of portal authentication, this method may further comprise the steps:
A. between portal site server and the network access server by confirming that whether fault or the message of restarting communicate network access server; And
B. this portal site server notifies the access user network on this portal site server to interrupt according to confirming network access server fault or the information of restarting, and deletion relative users list item, recovers environment of portal authentication.
According to a preferred embodiment of the present invention, the present invention also provides a kind of method of quick recovering environment of portal authentication, may further comprise the steps:
When A. network access server started, it sends to portal site server restarted the notice message;
B. this portal site server receives after this restarts the notice message, and the access user on this portal site server sends the network interrupt notification, and deletion relative users list item;
C. this portal site server sends the affirmation message that environment of portal authentication has recovered to this network access server behind deletion relative users list item.
Technical conceive according to a preferred embodiment of the invention, wherein this restarts three fields in IP address that the notice message comprises type of message, sequence of message number and this network access server.
Technical conceive according to a preferred embodiment of the invention, wherein the affirmation message that recovered of this environment of portal authentication comprises type of message, sequence of message number two fields.
Technical conceive according to a preferred embodiment of the invention, wherein this sequence of message of restarting the affirmation message that notice message and this environment of portal authentication recovered is number identical.
Technical conceive according to a preferred embodiment of the invention, in the wherein said steps A, this network access server periodically sends to this portal site server restarts the notice message.
Technical conceive according to a preferred embodiment of the invention, wherein said periodicity sends restarts the notice message and is meant to send with specified time interval and restarts the notice message, the unit interval of wherein said specified time interval for guaranteeing that network access server under normal circumstances can be received confirmation message.
Technical conceive according to a preferred embodiment of the invention, wherein this network access server stops to send and restarts the notice message after receiving the affirmation message of this portal site server.
Technical conceive according to a preferred embodiment of the invention, the relative users list item among the wherein said step B is the user's IP address user's list item by this network access server access network.
The advantage of said method of the present invention is that portal site server can shorten the time of learning that network access server is restarted effectively, thereby effectively fast quick-recovery portal website authenticates environment.
For realizing goal of the invention of the present invention, the present invention also provides a kind of device of quick recovering environment of portal authentication, comprising:
A. restart the notice packet sending unit, when it is used for the network access server startup, restart the notice message to the portal site server transmission;
B. recover processing unit, it is used for this portal site server and receives after this restarts the notice message, and the access user on this portal site server sends the network interrupt notification, and deletion relative users list item;
C. confirmation message transmitting element, it is used for this portal site server behind deletion relative users list item, sends the affirmation message that environment of portal authentication has recovered to this network access server.
Technical conceive according to a preferred embodiment of the invention wherein also comprises timing unit, its be used to set the transmission number of times of restarting the notice message and each between the time interval.
The advantage of said apparatus of the present invention is that portal site server can shorten the time of learning that network access server is restarted effectively, thereby effectively fast quick-recovery portal website authenticates environment.
According to another preferred embodiment of the invention, the present invention also provides the method for another kind of quick recovering environment of portal authentication, may further comprise the steps:
A. portal site server sends fault or restarts probe messages to network access server;
B. this portal site server does not receive this network access server for responding fault or restarting probe messages when the response message that portal site server sends, its access user on this portal site server sends the network interrupt notification, and deletion relative users list item, recover the door circumstance authentication.
Technical conceive according to another preferred embodiment of the invention, in the wherein said steps A, this portal site server periodically sends fault or restarts probe messages to network access server.
Technical conceive according to another preferred embodiment of the invention, among the wherein said step B, the response message that this portal site server is not received network access server to inserting the condition that the user sends the network interrupt notification is: this portal site server by certain hour at interval the continuous retransmission fault or restart the certain number of times of probe messages after do not receive the response message of network access server.
Technical conceive according to another preferred embodiment of the invention, wherein this portal site server is by certain hour continuous retransmission fault or restart the shared time of the certain number of times of probe messages less than the heartbeat timeout time between portal site server and the user with less than the smaller value of network access server from the time of restarting functional rehabilitation at interval.
Technical conceive according to another preferred embodiment of the invention, when wherein said this portal site server did not receive the response message of this network access server, the relative users list item in the step of its deletion relative users list item was the user's IP address user's list item by this network access server access network.
The advantage of said method of the present invention is that portal site server can shorten the time of learning that network access server is restarted effectively, thereby effectively fast quick-recovery portal website authenticates environment.
The present invention also provides the device of another quick recovering environment of portal authentication, and it comprises:
A. probe messages transmitting element, it is used for sending fault or restarting probe messages to network access server from portal site server;
B. response message transmitting element, it is used for sending response message from network access server to portal site server;
C. recover processing unit, when it is used for this portal site server and does not receive the response message of portal site server, the access user of this recovery processing unit on this portal site server sends the network interrupt notification, and deletion relative users list item, recovers environment of portal authentication.
The device of quick recovering environment of portal authentication wherein also comprises timing unit as described in the present invention, the transmission time interval that it is used to set each transmission fault or restarts probe messages.
The device of quick recovering environment of portal authentication as described in the present invention, wherein also comprise and restart judging unit, it is used for not receiving continuously according to portal site server the number of times of the response message that network access server sends at interval by certain hour judges whether network access server restarts, and the notice portal site server network access server information of restarting.
The advantage of said apparatus of the present invention is that portal site server can shorten the time of learning that network access server is restarted effectively, thereby effectively fast quick-recovery portal website authenticates environment.
Description of drawings
Fig. 1 is the main schematic flow sheet of the authentification of user of portal website of the prior art;
Fig. 2 authenticates the environment flow chart for restart the fast quick-recovery portal website in back according to the network access server of first embodiment of the invention;
Fig. 3 authenticates the environment flow chart for restart the fast quick-recovery portal website in back according to the network access server of second embodiment of the invention;
Fig. 4 is for to restart message format according to the network access server of the embodiment of the invention.
Embodiment
First embodiment
In the first embodiment of the present invention, when network access server starts at every turn, can send and restart the notice message, after portal site server receives this message, all interrupt by online user's network that this network access server inserts on the notice portal site server, allow user offline, after portal site server disposes user offline, send confirmation message to network access server.The following detailed process that first embodiment of the invention is described with reference to Fig. 2.
Step 1: when network access server is restarted, it sends to portal site server restarts the notice message, notice portal site server network access server is restarted, and this is restarted the notice message and comprises the user's IP address that inserts by this network access server.
Step 2: restart notice during message when portal site server receives this, all online user's networks by this network access server accesses network resource interrupt on the notice portal site server, delete the list item of the described user on the portal site server simultaneously.
Step 3: after portal site server deletion relative users list item is finished the user offline operation, portal site server sends confirmation message to network access server, be used for confirming that to network access server environment of portal authentication recovers, and stop to send and restart the notice message.The sequence number information that above-mentioned confirmation message must carry according to message is with to restart the notice message identical, otherwise network access server abandons this confirmation message.
Preferably, network access server is timer of startup when sending this to restart the notice message, this timer Control Network access server periodically sends to portal site server restarts the notice message, to guarantee that as far as possible portal site server receives this and restarts the notice message, network access server is when receiving from the portal site server confirmation message, delete this timer, this periodic time interval was set to for 3 seconds in the present embodiment, and the number of times that repeats to send is set to 10 times.Before network access server is not received confirmation message or surpassed the repeating transmission number of times, do not handle any message from portal site server.
The network reception server periodically sends the time interval visible network environment of restarting the notice message and sets to portal site server, the principle of setting is to guarantee under normal circumstances can receive the affirmation message that environment of portal authentication has recovered in the unit interval, thereby reduces portal site server to repeating to restart the processing of notice message.
In this message interaction process, message between portal site server and the network access server is based on User Datagram Protoco (UDP), this agreement comprises IP stem, UDP stem and UDP message, and wherein portal website's protocol massages of present embodiment is encapsulated in the UDP message part.The message of present embodiment definition comprises regular length header and variable-length attribute field, and wherein the variable-length attribute field adopts TLV (type, length, value) form.Below restart form and each field effect of notice message and confirmation message referring to Fig. 4 explanation.
Header fields at first, comprises type of message, and the agreement V2.2 of broadband product portal website of Huawei Company has defined 14 kinds of type of messages altogether at present, and it is worth from 0 * 01 to 0 * 0e; Existing two kinds of type of messages of Zeng Jiaing, a kind of NTF_SYSBOOT's by name restarts the notice message, and its value is 0 * 0f; The affirmation message of another kind of ACK_NTF_SYSBOOT by name, its value is 0 * 10.Secondly, comprise sequence number, the SerialNo of confirmation message ACK_NTF_SYSBOOT must be identical with the SerialNo of restarting notice message NTF_SYSBOOT.
Attribute field, restart notice message NTF_SYSBOOT and carry BAS-IP (0 * 0a) attribute field, IP address comprising this network access server, portal site server is according to restarting the user that the entrained BAS-IP of notice message NTF_SYSBOOT finds all to be inserted by this network access server, send the network interrupt notification to these users respectively, and deletion user list item.After portal site server disposes, send confirmation message ACK_NTF_SYSBOOT to network access server.
By using present embodiment, the time that portal site server learns that network access server is restarted can be shortened effectively, thereby effectively fast quick-recovery portal website authenticates environment.Before adopting present embodiment, utilize the heartbeat timeout between portal site server and the subscription client to judge the network access server operating state, normal need 12 minutes (4 minutes/time * 3 times) could be notified user offline; After adopting present embodiment, restart the user offline time from network access server and be: the equipment reboot time adds NTF_SYSBOOT and restarts the notice message processing time, generally can be controlled at about two minutes.The concrete time is decided (distinct device reboot time difference) on the equipment situation.
Second embodiment
In the second embodiment of the present invention, portal site server sends fault fast or restarts probe messages to network access server, if in certain number of times, do not receive response message from network access server, then portal site server thinks that network access server breaks down, so notify all to pass through the user offline that this network access server inserts and delete the relative users list item.Followingly illustrate that with reference to Fig. 3 network access server provided by the present invention restarts the process that the fast quick-recovery portal website in back authenticates environment.
Step 1: portal site server sends fault or restarts probe messages to network access server.When network access server receives this fault or restarts probe messages, send response message to portal site server, make portal site server learn that network access server is in normal operating conditions.The sequence number information that response message must carry according to message and fault or to restart probe messages identical, otherwise portal site server abandons this confirmation message.
Step 2: send fault or restart probe messages and can not get under the situation of network access server response at portal site server, portal site server judges that network access server breaks down, all online user's networks by this network access server accesses network resource interrupt on the portal site server notice portal site server then, delete the associated user's list item on the portal site server simultaneously, and stop to send fault or restart probe messages.
Preferably, portal site server starts a timer when network access server sends fault or restarts probe messages, this timer control portal site server periodically sends fault or restarts probe messages to network access server at interval by certain hour, present embodiment should be defined as 1 minute in the periodic time interval, secondly, send at interval continuously fault or restart probe messages by certain hour in the portal site server continuous several times and can not get under the situation of network access server response, portal site server judges that network access server breaks down, and present embodiment is defined as this number of times 3 times.Transmission fault in the present embodiment or restart the time interval and the continuous fault between the probe messages or restart probe messages and do not have response times visible network environment and set, the principle of setting is shorter than heartbeat timeout between portal site server and the user for guaranteeing not have continuously response and send fault or restarting the shared time of probe messages.
In this message interaction process, message between portal site server and the network access server is based on User Datagram Protoco (UDP), this agreement comprises IP stem, UDP stem and UDP message, and wherein portal website's protocol massages of present embodiment is encapsulated in the UDP message part.The message of present embodiment definition only comprises the regular length header.Below fault is described or restarts probe messages and the form of response message and each field effect referring to Fig. 4.
Header fields at first comprises type of message, and the agreement V2.2 of broadband product portal website of Huawei Company has defined 14 kinds of type of messages altogether at present, and it is worth from 0 * 01 to 0 * 0e; Now increase by two types message, the fault of a kind of REQ_KEEPALIVE by name or restart probe messages, its value is 0 * 0f; The response message of another kind of ACK_KEEPALIVE by name, its value is 0 * 10.Next comprises sequence-number field, and the SerialNo of ACK_KEEPALIVE response message must with the REQ_KEEPALIVE fault or to restart the SerialNo of probe messages identical, otherwise portal site server abandons this confirmation message.
By using present embodiment, the time that portal site server learns that network access server is restarted can be shortened effectively, thereby effectively fast quick-recovery portal website authenticates environment.Before adopting present embodiment, utilize the heartbeat timeout between portal site server and the subscription client to judge the network access server operating state, normal need 12 minutes (4 minutes/time * 3 times) could be notified user offline; After adopting present embodiment, restarting the notice user offline time from network access server is 1.5 minutes (0.5 minute/time * 3 times).
Claims (19)
1. the method for a quick recovering environment of portal authentication may further comprise the steps:
A. between portal site server and the network access server by confirming that whether fault or the message of restarting communicate network access server;
B. this portal site server notifies the access user network on this portal site server to interrupt according to confirming network access server fault or the information of restarting, and deletion relative users list item, recovers environment of portal authentication.
2. the method for a quick recovering environment of portal authentication may further comprise the steps:
When A. network access server started, it sends to portal site server restarted the notice message;
B. this portal site server receives after this restarts the notice message, and the access user on this portal site server sends the network interrupt notification, and deletion relative users list item;
C. this portal site server sends the affirmation message that environment of portal authentication has recovered to this network access server behind deletion relative users list item.
3. the method for recovery environment of portal authentication as claimed in claim 2 is characterized in that, this restarts three fields in IP address that the notice message comprises type of message, sequence of message number and this network access server.
4. the method for recovery environment of portal authentication as claimed in claim 2 is characterized in that, the affirmation message that this environment of portal authentication has recovered comprises type of message, sequence of message number two fields.
5. the method for recovery environment of portal authentication as claimed in claim 2 is characterized in that, this restarts that notice message and this environment of portal authentication recovered should indeed message sequence of message number identical.
6. the method for recovery environment of portal authentication as claimed in claim 2 is characterized in that, in the described steps A, this network access server periodically sends to this portal site server restarts the notice message.
7. the method for recovery environment of portal authentication as claimed in claim 6, it is characterized in that, described periodicity sends restarts the notice message and is meant to send with specified time interval and restarts the notice message, the unit interval of wherein said specified time interval for guaranteeing that network access server under normal circumstances can be received confirmation message.
8. the method for recovery environment of portal authentication as claimed in claim 6 is characterized in that, this network access server stops to send and restarts the notice message after receiving the affirmation message of this portal site server.
9. the method for recovery environment of portal authentication as claimed in claim 2 is characterized in that, the relative users list item among the described step B is the user's IP address user's list item by this network access server access network.
10. the device of a quick recovering environment of portal authentication, it comprises:
A. restart the notice packet sending unit, when it is used for the network access server startup, restart the notice message to the portal site server transmission;
B. recover processing unit, it is used for this portal site server and receives after this restarts the notice message, and the access user on this portal site server sends the network interrupt notification, and deletion relative users list item;
C. confirmation message transmitting element, it is used for this portal site server behind deletion relative users list item, sends the affirmation message that environment of portal authentication has recovered to this network access server.
11. the device of quick recovering environment of portal authentication as claimed in claim 10 is characterized in that also comprising timing unit, its be used to set the transmission number of times of restarting the notice message and each between the time interval.
12. the method for a quick recovering environment of portal authentication may further comprise the steps:
A. portal site server sends fault or restarts probe messages to network access server;
B. this portal site server does not receive this network access server for responding fault or restarting probe messages when the response message that portal site server sends, its access user on this portal site server sends the network interrupt notification, and deletion relative users list item, recover the door circumstance authentication.
13. the method for quick recovering environment of portal authentication as claimed in claim 12 is characterized in that in the described steps A, this portal site server periodically sends fault or restarts probe messages to network access server.
14. the method for quick recovering environment of portal authentication as claimed in claim 12, it is characterized in that among the described step B that the response message that this portal site server is not received network access server to inserting the condition that the user sends the network interrupt notification is: this portal site server by certain hour at interval the continuous retransmission fault or restart the certain number of times of probe messages after do not receive the response message of network access server.
15. the method for quick recovering environment of portal authentication as claimed in claim 14 is characterized in that by certain hour continuous retransmission fault or restart the shared time of the certain number of times of probe messages less than the heartbeat timeout time between portal site server and the user with less than the smaller value of network access server from the time of restarting functional rehabilitation at interval.
16. the method for recovery environment of portal authentication as claimed in claim 12 is characterized in that, the relative users list item among the described step B is the user's IP address user's list item by this network access server access network.
17. the device of a quick recovering environment of portal authentication, it comprises:
A. probe messages transmitting element, it is used for sending fault or restarting probe messages to network access server from portal site server;
B. response message transmitting element, it is used for sending response message from network access server to portal site server;
C. recover processing unit, when it is used for this portal site server and does not receive the response message of portal site server, the access user of this recovery processing unit on this portal site server sends the network interrupt notification, and deletion relative users list item, recovers the door circumstance authentication.
18. the device of quick recovering environment of portal authentication as claimed in claim 16 is characterized in that also comprising timing unit, the transmission time interval that it is used to set each transmission fault or restarts probe messages.
19. the device of quick recovering environment of portal authentication as claimed in claim 17, it is characterized in that also comprising and restart judging unit, it is used for not receiving continuously according to portal site server the number of times of the response message that network access server sends at interval by certain hour judges whether network access server restarts, and the notice portal site server network access server information of restarting.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2006101257691A CN1917427B (en) | 2006-08-28 | 2006-08-28 | Method and equipment for quick recovering environment of portal authentication |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2006101257691A CN1917427B (en) | 2006-08-28 | 2006-08-28 | Method and equipment for quick recovering environment of portal authentication |
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| CN1917427A true CN1917427A (en) | 2007-02-21 |
| CN1917427B CN1917427B (en) | 2010-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2006101257691A Expired - Fee Related CN1917427B (en) | 2006-08-28 | 2006-08-28 | Method and equipment for quick recovering environment of portal authentication |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011022962A1 (en) * | 2009-08-31 | 2011-03-03 | 中兴通讯股份有限公司 | Handover method and device for an access service network |
| CN102299803A (en) * | 2011-09-09 | 2011-12-28 | 北京星网锐捷网络技术有限公司 | Security authentication method, device, authentication equipment and authentication server |
| CN101262350B (en) * | 2008-04-23 | 2012-02-08 | 杭州华三通信技术有限公司 | A realization method, system and device for Portal dual host hot swap |
| CN103108253A (en) * | 2011-11-15 | 2013-05-15 | 苏州达联信息科技有限公司 | Network access method of video distribution network node server |
| CN104105125A (en) * | 2013-04-15 | 2014-10-15 | ***通信集团北京有限公司 | Service processing method, device and system |
| CN104125299A (en) * | 2014-08-08 | 2014-10-29 | 携程计算机技术（上海）有限公司 | System and method for setting system applications of OTA (online travel agency) website |
| CN111314503A (en) * | 2020-03-31 | 2020-06-19 | 新华三信息安全技术有限公司 | Method and device for recovering IPoE user table |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1152333C (en) * | 2002-07-31 | 2004-06-02 | 华为技术有限公司 | Method for realizing portal authentication based on protocols of authentication, charging and authorization |
| CN1225866C (en) * | 2002-11-19 | 2005-11-02 | 华为技术有限公司 | A method for detecting whether or not WEB authentication user is on line |
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2006
- 2006-08-28 CN CN2006101257691A patent/CN1917427B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101262350B (en) * | 2008-04-23 | 2012-02-08 | 杭州华三通信技术有限公司 | A realization method, system and device for Portal dual host hot swap |
| WO2011022962A1 (en) * | 2009-08-31 | 2011-03-03 | 中兴通讯股份有限公司 | Handover method and device for an access service network |
| CN102299803A (en) * | 2011-09-09 | 2011-12-28 | 北京星网锐捷网络技术有限公司 | Security authentication method, device, authentication equipment and authentication server |
| CN103108253A (en) * | 2011-11-15 | 2013-05-15 | 苏州达联信息科技有限公司 | Network access method of video distribution network node server |
| CN104105125A (en) * | 2013-04-15 | 2014-10-15 | ***通信集团北京有限公司 | Service processing method, device and system |
| CN104105125B (en) * | 2013-04-15 | 2017-08-25 | ***通信集团北京有限公司 | A kind of method for processing business, apparatus and system |
| CN104125299A (en) * | 2014-08-08 | 2014-10-29 | 携程计算机技术（上海）有限公司 | System and method for setting system applications of OTA (online travel agency) website |
| CN111314503A (en) * | 2020-03-31 | 2020-06-19 | 新华三信息安全技术有限公司 | Method and device for recovering IPoE user table |
| CN111314503B (en) * | 2020-03-31 | 2022-03-29 | 新华三信息安全技术有限公司 | Method and device for recovering IPoE user table |
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| CN1917427B (en) | 2010-08-11 |
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