CN102076112A - Method and device for deleting data path - Google Patents
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- CN102076112A CN102076112A CN200910188423XA CN200910188423A CN102076112A CN 102076112 A CN102076112 A CN 102076112A CN 200910188423X A CN200910188423X A CN 200910188423XA CN 200910188423 A CN200910188423 A CN 200910188423A CN 102076112 A CN102076112 A CN 102076112A
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Abstract
The invention provides a method and a device for deleting a data path. When a switching data path and a normal data path of a service flow have an identical service flow identifier, the method comprises the following steps of: receiving a data path deletion request message, wherein the data path deletion request message comprises the service flow identifier and data path related information, and the data path related information is used for indicating the data path to be deleted; and deleting the corresponding data path according to the service flow identifier and the data path related information in the data path deletion request message. In addition, the invention also provides the device for deleting the data path. In the method and the device provided by the embodiment of the invention, a given data path can be deleted according to the service flow identifier and the data path related information when the normal data path and the switching data path of a certain service flow use the same service flow identifier (SFID), thereby ensuring normal communication among communication equipment.
Description
Technical field
The invention belongs to communication technical field, relate in particular to a kind of method and apparatus of deleted data passage.
Background technology
In mobile communication system, when terminal from source base station (S-BS, Source Base Station) switches to target BS (T-BS, Target Base Station) time, may be cached with the downlink data that a part does not issue among the S-BS, in order to guarantee the integrality of the downlink data that terminal receives, S-BS can by and target BS between set up the passback data channel data in buffer sent to target BS.In the prior art, at individual traffic, the passage that uses in handoff procedure can mainly comprise normal data passage and passback data channel referring to shown in Figure 1, and wherein the normal data passage comprises:
Path0: (A-GW sends between Anchor-GateWay) or the data channel of reception data for S-BS and anchor gateway before switching;
Path3: after switching is finished, be used to transmit the data channel of data between T-BS and the A-GW.
The passback data channel comprises:
Path1: in the handoff procedure, A-GW will be from the data cached T-BS that sends to of S-BS by this data channel;
Path2: in the handoff procedure, S-BS can pass back to T-BS with S-BS data cached by this passage.
Since above-mentioned passback data channel Path1 and Path2 just be used for handoff procedure with S-BS in data in buffer be forwarded to T-BS, therefore when data in buffer has been transmitted among the S-BS after, Path1 and Path2 need be deleted.
The scheme that has deleted data passage under a kind of non-handoff scenario in the prior art, exactly different data channel all is furnished with different SFID (Service Flow Indicator, traffic stream identifier), after using data channel, can find corresponding data channel and deletion according to SFID.But at present at WiMAX (Worldwide Interoperability for Microwave Access, the interconnected inserting of microwave in the whole world) in the network, the SFID of correspondence probably is identical in normal data passage that certain bar Business Stream uses and the passback data channel, in such cases, if after switching is finished, adopt the method deletion passback data channel of prior art, then will inevitably cause and all to delete with the data channel that this data channel has an identical SFID, be about to the normal data passage and also can be deleted fall, had a strong impact on the proper communication between the communication equipment thus.
Summary of the invention
The embodiment of the invention provides a kind of method and apparatus of deleted data passage, can realize when the passback data channel of same Business Stream is used identical SFID with the normal data passage by this method and apparatus, only delete the data designated passage, guaranteed the proper communication between the communication equipment thus.
The method of a kind of deleted data passage that the embodiment of the invention provides has under the situation of identical traffic stream identifier at the passback data channel and the normal data passage of certain Business Stream, and this method comprises:
Receive the data channel deletion request message, comprise traffic stream identifier and data channel relevant information in the described data channel deletion request message, described data channel relevant information is used to indicate data channel to be deleted;
According to traffic stream identifier in the described data channel deletion request message and the corresponding data channel of data channel relevant information deletion.
The method of the another kind of deleted data passage that the embodiment of the invention provides may further comprise the steps:
Send the data channel deletion request message, comprise traffic stream identifier and data channel relevant information in the described data channel deletion request message, described data channel relevant information is used to indicate data channel to be deleted;
Described traffic stream identifier and data channel relevant information are used to indicate anchor gateway or intended gateway or the corresponding data channel of source base station deletion.
The device of a kind of deleted data passage that the embodiment of the invention provides comprises:
Receiver module is used to receive the data channel deletion request message, comprises traffic stream identifier and data channel relevant information in the described data channel deletion request message, and described data channel relevant information is used to indicate data channel to be deleted;
Removing module is used for traffic stream identifier and the corresponding data channel of data channel relevant information deletion according to described data channel deletion request message.
The device of the another kind of deleted data passage that the embodiment of the invention provides comprises:
Sending module is used to send the data channel deletion request message, comprises traffic stream identifier and data channel relevant information in the described data channel deletion request message, and described data channel relevant information is used to indicate data channel to be deleted; Described traffic stream identifier and data channel relevant information are used to indicate anchor gateway or intended gateway or the corresponding data channel of source base station deletion;
Deletion response receiver module is used to receive data channel deletion response message.
The method and apparatus that provides by the invention described above embodiment, can realize when the normal data passage of same Business Stream uses identical SFID with the passback data channel, according to traffic stream identifier and data channel relevant information deletion data designated passage, guaranteed the proper communication between the communication equipment thus.
Description of drawings
Fig. 1 is a data channel schematic diagram of the prior art;
Fig. 2 is the signal flow schematic diagram of the inventive method embodiment one;
Fig. 3 is the signal flow schematic diagram of the inventive method embodiment two;
Fig. 4 is the signal flow schematic diagram of the inventive method embodiment three;
Fig. 5 is the signal flow schematic diagram of the inventive method embodiment four;
Fig. 6 is the signal flow schematic diagram of the inventive method embodiment five;
Fig. 7 is the signal flow schematic diagram of the inventive method embodiment six;
Fig. 8 is the structural representation of apparatus of the present invention embodiment;
Fig. 9 is the structural representation of base station embodiment of the present invention.
Embodiment
The embodiment of the invention provides a kind of method of deleted data passage, can realize only deleting the data designated passage when the passback data channel of same Business Stream is used identical SFID with the normal data passage by this method.
Referring to shown in Figure 2, be the signal flow schematic diagram of the embodiment of the invention one, when the passback data channel of same Business Stream and normal data is logical when having identical SFID, deletion data designated passage is realized as follows:
Above-mentioned data channel relevant information can be the data channel sign, for example: the sign of passback data channel and/or the sign of normal data passage.
Alternatively, above-mentioned steps 202 specifically comprises:
If described data channel sign indication data channel to be deleted is the passback data channel, then find corresponding service stream by traffic stream identifier, and the passback data channel of deleting this Business Stream; Or
If described data channel sign indication data channel to be deleted is the normal data passage, then finds corresponding service stream, and delete the normal data passage of this Business Stream by traffic stream identifier.
Method by the invention described above, in the time of can using identical SFID with the passback data channel at the normal data passage of same Business Stream, according to traffic stream identifier and data channel relevant information deletion data designated passage, guarantee the proper communication between the communication equipment.
Below by example more specifically, the method for the embodiment of the invention is described.
The normal data passage of supposing certain Business Stream all uses under the situation of identical SFID with the passback data channel, A-GW and T-GW (Target GateWay, intended gateway) is different entities respectively, after terminal switches, T-BS judges that data in buffer all has been transmitted to T-BS among the S-BS, then referring to signal flow schematic diagram shown in Figure 3, the embodiment of the invention two is comprised by the flow process of the deleted data passage that T-BS initiates:
Step 301:T-BS sends data channel deletion request message Path_Dereg-Req to T-GW, in Path_Dereg-Req, increase passback data channel indication (Switching Data Path Indicator), being used to indicate the data channel of needs deletion is passback data channel or normal data passage, in addition, also comprise traffic stream identifier (SFID) among the Path_Dereg-Req, be used to indicate corresponding service stream.
For example, the cell structure of Path_Dereg-Req message can be for as shown in table 1 below.
Table 1
| IE (cell) | M/O (essential/optional) | Notes (remarks) |
| Failure Indication (mistake indication) | O | |
| Registration Type (registration type) | M | |
| MS Info (end message) | M | |
| ＞Anchor ASN GW ID (being anchored the networking gateway identification) | M | Unique?Identifier?of?the Anchor?GW(Anchor?DP entity). |
| ＞SF Info (Business Stream information) | M | |
| ＞＞SFID (traffic stream identifier) | M | SFID?as?defined?on?R1. |
| ＞＞Switching Data Path Indicator (indication of passback data channel) | O | 1-Switching?Data?Path； 0-Normal?Data?Path； |
| ＞＞CID (connection identifier of eating dishes without rice or wine) | O | This?identifier?is?only mandatory?if?a?DataPath?of Type?2?is?used?between SFA?and?SFM. |
| BS Info (base station information) | O | |
| ＞BS ID (Base Station Identification) | CM | This?TLV?SHALL?be included?if?BS?Infois included?in?the?transmitted message. |
For example, when the value of above-mentioned Switching Data Path Indicator was 1, the data channel of indicating to delete was the passback data channel; When the value of Switching Data Path Indicator was 0, the data channel of indicating to delete was the normal data passage.It will be appreciated by those skilled in the art that above-mentioned Switching Data Path Indicator also can be other similar cells, the value of Switching Data PathIndicator also can be other values, as long as it is just passable with the passback data channel to distinguish the normal data passage.
Step 302:T-GW is transmitted to A-GW with above-mentioned Path_Dereg-Req;
Step 303:A-GW is according to value and the corresponding data channel of SFID deletion of the Switching Data Path Indicator among the Path_Dereg-Req;
For example, when the value of SFID is 2, the value of Switching Data Path Indicator is 1 o'clock, then the passback data channel Path1 of A-GW deletion Business Stream 2;
Again for example, when the value of SFID is 3, the value of Switching Data Path Indicator is 0 o'clock, then the normal data passage Path3 of A-GW deletion Business Stream 3.
Step 304:A-GW sends data channel deletion response message to T-GW after having deleted data channel;
Step 305:T-GW sends data channel deletion response message to T-BS.
Alternatively, after step 305, may further include:
Step 306:T-BS sends data channel deletion acknowledge message to T-GW after receiving data channel deletion response message;
Step 307:T-GW transmits data channel deletion acknowledge message to A-GW.
The foregoing description and middle A-GW is respectively different entities with T-GW in the embodiment of the invention three, supposes that A-GW is exactly T-GW, and then referring to shown in Figure 4, the embodiment of the invention three is comprised by the flow process of the deleted data passage that T-BS initiates:
Step 401:T-BS sends data channel deletion request message Path_Dereg-Req to anchor gateway/intended gateway (A-GW/T-GW), in Path_Dereg-Req, increase data channel indication (Switching Data Path Indicator), be used to indicate the data channel of needs deletion, in addition, also comprise traffic stream identifier (SFID) among the Path_Dereg-Req, be used to indicate corresponding service stream;
For example, the cell structure of Path_Dereg-Req message can be joined and is shown in Table 1, and when the value of the Switching Data Path Indicator among the Path_Dereg-Req was 1, the data channel of indicating to delete was the passback data channel; When the value of Switching Data Path Indicator was 0, the data channel of indicating to delete was the normal data passage.It will be appreciated by those skilled in the art that above-mentioned Switching Data Path Indicator also can be other similar cells, the value of Switching Data PathIndicator also can be other values, as long as it is just passable with the passback data channel to distinguish the normal data passage.
Step 402:A-GW/T-GW is according to value and the corresponding data channel of SFID deletion of the Switching Data PathIndicator among the Path_Dereg-Req;
For example, when the value of SFID is 2, the value of Switching Data Path Indicator is 1 o'clock, then the passback data channel Path1 of A-GW/T-GW deletion Business Stream 2;
Again for example, when the value of SFID is 3, the value of Switching Data Path Indicator is 0 o'clock, then the normal data passage Path3 of A-GW/T-GW deletion Business Stream 3.
Step 403:A-GW/T-GW sends data channel deletion response message to T-BS after having deleted data channel.
Alternatively, after step 403, may further include:
Step 404:T-BS sends data channel deletion acknowledge message to A-GW/T-GW after receiving data channel deletion response message.
The foregoing description two and embodiment three distinguish normal data passage and passback data channel by the value of cell Switching Data Path Indicator newly-increased among the Path_Dereg-Req, and can also directly distinguish normal data passage and passback data channel by the cell that comprises among the Path_Dereg-Req in the following embodiments.
In the embodiment of the invention four, the normal data passage of supposing certain Business Stream all uses identical SFID with the passback data channel, A-GW is respectively different entities with T-GW, after terminal switches, T-BS judges that data in buffer all has been transmitted to T-BS among the S-BS, then referring to signal flow schematic diagram shown in Figure 5, the embodiment of the invention four is comprised by the flow process of the deleted data passage that T-BS initiates:
Step 501:T-BS sends data channel deletion request message Path_Dereg-Req to T-GW, comprises data channel information (Data Path Info) and SFID among the Path_Dereg-Req.
Above-mentioned Data Path Info comprises passback data channel sign (Switching Data Path ID) and/or a normal data gap marker (Data Path ID), when including only Switching Data Path ID among the Data Path Info, then indication needs deletion passback data channel; When including only Data Path ID among the Data Path Info, then indication needs deletion normal data passage.The above-mentioned SFID of Business Stream is used to indicate corresponding service stream.
For example, the cell structure of Path_Dereg-Req message can be for as shown in table 2 below.
Table 2
| IE (cell) | M/O (essential/optional) | Notes (remarks) |
| Failure Indication (mistake indication) | O | |
| Registration Type (registration type) | M | |
| MS Info (end message) | M | |
| ＞Anchor ASN GW ID (being anchored the networking gateway identification) | M | Unique?Identifier?of?the Anchor?GW(Anchor?DP entity). |
| ＞SF Info (Business Stream information) | M | |
| ＞＞SFID (traffic stream identifier) | M | SFID?as?defined?on?R1. |
| ＞＞Data Path Info (data channel information) | O | |
| The Data Path ID of＞＞＞(normal data gap marker) | O | |
| The Switching Data Path ID of＞＞＞(passback data channel sign) | O | |
| ＞＞CID (connection identifier of eating dishes without rice or wine) | O | This?identifier?is?only mandatory?if?a?DataPath?of Type?2?is?used?between SFA?and?SFM. |
| BS Info (base station information) | O |
| ＞BS ID (Base Station Identification) | CM | This?TLV?SHALL?be included?if?BS?Info?is included?in?the?transmitted message. |
It will be appreciated by those skilled in the art that above-mentioned Switching Data Path ID and Data Path ID also can be other similar cells, as long as it is just passable with the passback data channel to distinguish the normal data passage.
Step 502:T-GW is transmitted to A-GW with above-mentioned Path_Dereg-Req;
Step 503:A-GW is according to content that comprises among the Data Path Info among the Path_Dereg-Req and the corresponding data channel of SFID deletion;
For example, when the value of SFID is 2, when the cell that comprises among the Data Path Info is Switching DataPath ID, the passback data channel Path1 of A-GW deletion Business Stream 2; And when the cell that comprises among the Data Path Info is Data Path ID, the normal data passage Path3 of A-GW deletion Business Stream 2.Delete other Business Streams data channel situation can the rest may be inferred, enumerate no longer one by one at this.
Step 504:A-GW sends data channel deletion response message to T-GW after having deleted data channel;
Step 505:T-GW sends data channel deletion response message to T-BS.
Alternatively, after step 505, may further include:
Step 506:T-BS sends data channel deletion acknowledge message to T-GW after receiving data channel deletion response message;
Step 507:T-GW transmits data channel deletion acknowledge message to A-GW.
A-GW is respectively different entities with T-GW in the foregoing description four, in the embodiment of the invention five, supposes that A-GW and T-GW are same entity, and then referring to shown in Figure 6, the embodiment of the invention five is comprised by the flow process of the deleted data passage that T-BS initiates:
Step 601:T-BS sends data channel deletion request message Path_Dereg-Req to anchor gateway/intended gateway (A-GW/T-GW), comprises data channel information (Data PathInfo) and SFID among the Path_Dereg-Req.
Above-mentioned Data Path Info comprises passback data channel sign (Switching Data Path ID) and/or a normal data gap marker (Data Path ID), when including only Switching Data Path ID among the Data Path Info, then indication needs deletion passback data channel; When including only Data Path ID among the Data Path Info, then indication needs deletion normal data passage.In addition, above-mentioned SFID is used to indicate corresponding service stream.
For example, the cell structure of Path_Dereg-Req message can be joined and is shown in Table 2.
Step 602:A-GW/T-GW is according to content that comprises among the Data Path Info among the Path_Dereg-Req and the corresponding data channel of SFID deletion;
For example, when the value of SFID is 2, when the cell that comprises among the Data Path Info is Switching DataPath ID, the passback data channel Path1 of A-GW deletion Business Stream 2; And when the cell that comprises among the Data Path Info is Data Path ID, the normal data passage Path3 of A-GW deletion Business Stream 2.Delete other Business Streams data channel situation can the rest may be inferred, enumerate no longer one by one at this.
Step 603:A-GW/T-GW sends data channel deletion response message to T-BS after having deleted data channel.
Alternatively, after step 603, may further include:
Step 604:T-BS sends data channel deletion acknowledge message to A-GW/T-GW after receiving data channel deletion response message.
Alternatively, deleted after the Path1 by the method for the foregoing description two to embodiment five any one descriptions, A-GW can further initiate the flow process of deletion Path2 or Path0 to S-BS, referring to shown in Figure 7, the embodiment of the invention six is as follows by the flow process of the deleted data passage that A-GW initiates:
Step 701:A-GW sends data channel deletion request message Path_Dereg-Req to S-GW (Source GateWay, source gateway), carries data channel relevant information and SFID among the Path_Dereg-Req.
The cell structure of Path_Dereg-Req can be shown in above-mentioned table 1, be that the data channel relevant information of carrying among the Path_Dereg-Req is passback data channel indication (Switching Data PathIndicator), being used to indicate the data channel of needs deletion is passback data channel or normal data passage.For example, when the value of Switching Data Path Indicator was 1, the data channel of indicating to delete was the passback data channel; When the value of Switching Data Path Indicator was 0, the data channel of indicating to delete was the normal data passage.It will be appreciated by those skilled in the art that above-mentioned Switching Data Path Indicator also can be other similar cells, the value of Switching Data PathIndicator also can be other values, as long as it is just passable with the passback data channel to distinguish the normal data passage.
The cell structure of Path_Dereg-Req also can be shown in above-mentioned table 2, be that the data channel relevant information of carrying among the Path_Dereg-Req is data channel information (Data Path Info), this Data PathInfo comprises passback data channel sign (Switching Data Path ID) and/or a normal data gap marker (Data Path ID), when including only Switching Data PathID among the Data Path Info, then indication needs deletion passback data channel; When including only Data PathID among the Data Path Info, then indication needs deletion normal data passage.Above-mentioned SFID is used to indicate corresponding service stream.
Step 702:S-GW is transmitted to S-BS with above-mentioned Path_Dereg-Req;
Step 703:S-BS is according to data channel relevant information among the Path_Dereg-Req and the corresponding data channel of SFID deletion;
For example, when the cell structure shown in the Path_Dereg-Req employing table 1, if the value of SFID is 2, the value of Switching Data Path Indicator is 1, then the passback data channel Path2 of S-BS deletion Business Stream 2; If the value of Switching Data Path Indicator is 0, then S-BS deletes the normal data passage Path0 of Business Stream 2.
Again for example, when the cell structure shown in the Path_Dereg-Req employing table 2, if the value of SFID is 3, when including only Switching Data Path ID cell among the Data Path Info among the Path_Dereg-Req, then S-BS deletes the passback data channel Path2 of Business Stream 3; And when including only Data Path ID cell among the Data Path Info, then S-BS deletes the normal data passage Path0 of Business Stream 3.
Step 704:S-BS sends data channel deletion response message to S-GW after having deleted data channel;
Step 705:S-GW sends data channel deletion response message to A-GW.
Alternatively, after step 705, may further include:
Step 706:A-GW sends data channel deletion acknowledge message to S-GW after receiving data channel deletion response message;
Step 707:S-GW transmits data channel deletion acknowledge message to S-BS.
Those skilled in the art will appreciate that above-mentioned steps 702, step 705 and step 706 can be omitted when S-GW and A-GW belong to an entity.By the method that the invention described above embodiment describes, can realize when the passback data channel of certain Business Stream is used identical SFID with the normal data passage, only deleting the data designated passage, guarantee the proper communication between the communication equipment.
Except the method that the invention described above embodiment provides, the embodiment of the invention also provides a kind of device of deleted data passage, and referring to shown in Figure 8, this device comprises:
Removing module 82 is used for traffic stream identifier and the corresponding data channel of data channel relevant information deletion according to described data channel deletion request message.
Alternatively, described removing module 82 can further comprise:
First delete cells 8201, being used for described data channel sign indication data channel to be deleted is when returning data channel, finds corresponding service stream by traffic stream identifier, and the passback data channel of deleting this Business Stream; And/or
Second delete cells 8202, being used for described data channel sign indication data channel to be deleted is the normal data passage, then finds corresponding service stream by traffic stream identifier, and deletes the normal data passage of this Business Stream.
Alternatively, said apparatus can also comprise:
Respond module 83 is used for sending data channel deletion response message to the network entity that sends the data channel deletion request message after the corresponding data channel of removing module 82 deletions.
Said apparatus can be arranged in anchor gateway or intended gateway or source base station.
By the device embodiment that the invention described above embodiment describes, can realize when the passback data channel of certain Business Stream is used identical SFID with the normal data passage, only deleting the data designated passage, guarantee the proper communication between the communication equipment.
Except the method and apparatus that the invention described above embodiment provides, the embodiment of the invention also provides the device of another deleted data passage, and referring to shown in Figure 8, this device comprises:
Sending module 91 is used to send the data channel deletion request message, comprises traffic stream identifier and data channel relevant information in the described data channel deletion request message, and described data channel relevant information is used to indicate data channel to be deleted; Described traffic stream identifier and data channel relevant information are used to indicate anchor gateway or intended gateway or the corresponding data channel of source base station deletion;
Deletion response receiver module 92 is used to receive data channel deletion response message.
Said apparatus can be arranged in target BS or anchor gateway.
Device embodiment by the invention described above embodiment description, can realize when the passback data channel of certain Business Stream is used identical SFID with the normal data passage, indication anchor gateway or intended gateway or source base station are only deleted the data designated passage, guarantee the proper communication between the communication equipment.
The all or part of step that one of ordinary skill in the art will appreciate that realization said method embodiment, base station or terminal execution can instruct relevant hardware to finish by program.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. the method for a deleted data passage is characterized in that, the passback data channel of Business Stream has identical traffic stream identifier with the normal data passage, and described method comprises:
Receive the data channel deletion request message, comprise traffic stream identifier and data channel relevant information in the described data channel deletion request message, described data channel relevant information is used to indicate data channel to be deleted;
According to traffic stream identifier in the described data channel deletion request message and the corresponding data channel of data channel relevant information deletion.
2. the method for claim 1 is characterized in that, comprises according to traffic stream identifier in the described data channel deletion request message and the corresponding data channel of data channel relevant information deletion:
If described data channel sign indication data channel to be deleted is the passback data channel, then find corresponding service stream by traffic stream identifier, and the passback data channel of deleting this Business Stream; Or
If described data channel sign indication data channel to be deleted is the normal data passage, then finds corresponding service stream, and delete the normal data passage of this Business Stream by traffic stream identifier.
3. method as claimed in claim 1 or 2 is characterized in that, described data channel relevant information is the indication of passback data channel.
4. method as claimed in claim 1 or 2 is characterized in that, described data channel relevant information comprises passback data channel sign and/or normal data gap marker.
5. the method for a deleted data passage is characterized in that, the passback data channel of Business Stream has identical traffic stream identifier with the normal data passage, and described method comprises:
Send the data channel deletion request message, comprise traffic stream identifier and data channel relevant information in the described data channel deletion request message, described data channel relevant information is used to indicate data channel to be deleted;
Described traffic stream identifier and data channel relevant information are used to indicate anchor gateway or intended gateway or the corresponding data channel of source base station deletion.
6. method as claimed in claim 5 is characterized in that, described data channel relevant information is the indication of passback data channel.
7. method as claimed in claim 5 is characterized in that, described data channel relevant information comprises passback data channel sign and/or normal data gap marker.
8. the device of a deleted data passage is characterized in that, the passback data channel of Business Stream has identical traffic stream identifier with the normal data passage, and described device comprises:
Receiver module is used to receive the data channel deletion request message, comprises traffic stream identifier and data channel relevant information in the described data channel deletion request message, and described data channel relevant information is used to indicate data channel to be deleted;
Removing module is used for traffic stream identifier and the corresponding data channel of data channel relevant information deletion according to described data channel deletion request message.
9. device as claimed in claim 8 is characterized in that, described removing module comprises:
First delete cells, being used for described data channel sign indication data channel to be deleted is when returning data channel, finds corresponding service stream by traffic stream identifier, and the passback data channel of deleting this Business Stream; And/or
Second delete cells, being used for described data channel sign indication data channel to be deleted is the normal data passage, then finds corresponding service stream by traffic stream identifier, and deletes the normal data passage of this Business Stream.
10. install as claimed in claim 8 or 9, it is characterized in that described device also comprises:
Respond module is used for sending data channel deletion response message to the network entity that sends the data channel deletion request message after the corresponding data channel of removing module deletion.
11. device is characterized in that described device is arranged in anchor gateway or intended gateway or source base station as claimed in claim 8 or 9.
12. the device of a deleted data passage is characterized in that, the passback data channel of Business Stream has identical traffic stream identifier with the normal data passage, and described device comprises:
Sending module is used to send the data channel deletion request message, comprises traffic stream identifier and data channel relevant information in the described data channel deletion request message, and described data channel relevant information is used to indicate data channel to be deleted; Described traffic stream identifier and data channel relevant information are used to indicate anchor gateway or intended gateway or the corresponding data channel of source base station deletion;
Deletion response receiver module is used to receive data channel deletion response message.
13. device as claimed in claim 12 is characterized in that, described device is arranged in target BS or anchor gateway.
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| WO2011144182A2 (en) * | 2011-06-09 | 2011-11-24 | 华为技术有限公司 | Method and device for service flow information synchronization |
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| CN101064614A (en) * | 2006-04-30 | 2007-10-31 | 华为技术有限公司 | Dual-broadcasting charging method in microwave access global intercommunication system |
| CN101166306A (en) * | 2006-10-13 | 2008-04-23 | 华为技术有限公司 | Method, system and network node for carrier control and deletion and data distribution |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2011144182A2 (en) * | 2011-06-09 | 2011-11-24 | 华为技术有限公司 | Method and device for service flow information synchronization |
| CN102265683A (en) * | 2011-06-09 | 2011-11-30 | 华为技术有限公司 | Method and device for service flow information synchronization |
| WO2011144182A3 (en) * | 2011-06-09 | 2012-05-10 | 华为技术有限公司 | Method and device for service flow information synchronization |
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