CN102045871A - Local switching communication method and system - Google Patents
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- CN102045871A CN102045871A CN2009102075815A CN200910207581A CN102045871A CN 102045871 A CN102045871 A CN 102045871A CN 2009102075815 A CN2009102075815 A CN 2009102075815A CN 200910207581 A CN200910207581 A CN 200910207581A CN 102045871 A CN102045871 A CN 102045871A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
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- H—ELECTRICITY
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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Abstract
In order to simplify the transmission flow of voice data in a communication system, the invention provides a local switching communication method. The method comprises the following steps that: a first base station and a second base station respectively perform the signaling interaction with corresponding base station controllers (BSC) to build a corresponding first communication channel, wherein the BSC acquires communication information of the first base station and communication information of the second base station during the signaling interaction; the BSC corresponding to the first base station sends the communication information of the second base station to the first base station; the BSC corresponding to the second base station sends the communication information of the first base station to the second base station; and according to the communication information of the first base station and the communication information of the second base station, a second communication channel is established between the first base station and the second base station through an internet protocol (IP) network and the first communication channel is released. In addition, the invention also provides a local switching communication system.
Description
Technical field
The present invention relates to the communications field, more specifically, relate to a kind of local switched communication method and system.
Background technology
Along with the GSM mobile communications network is more and more ripe, existing technology is more and more stable, exchange of speech part in the communication process, the thinking of thinking habit carries out at MSC (MobileSwitching Center) or BSC (Base Station Controller), along with the base station is more and more general as connecting link with using IP (Internet Protocol) network between the BSC, and use the use of satellite environment as the connection network between base station and the BSC, the transmission link between base station and the BSC is become increasingly complex.For the transmission of speech data, a lot of adverse influences have been brought, time delay, shake and packet loss etc.
Original exchange of speech mode
In communication process, the process of exchange of speech is the example explanation with two mobile phone communications under same BSC.See accompanying drawing 1,2 for details.
Chain of command:
Mobile phone is to the network requests channel;
Network side has resource to use, and gives handset allocation signaling dedicated channel;
After the signaling dedicated channel that mobile phone normally is linked into network side and is distributed, network side continues the distribution service channel and gives mobile phone;
After mobile phone normally was linked on the Traffic Channel, network side issued a link message to mobile phone;
After mobile phone is received the connection message of network side, respond one and connect affirmation, the Control work before the voice call is ready to complete;
Service surface:
Up:
The speech data of mobile phone passes to source base station;
Source base station passes to source BSC with speech data;
Source BSC passes to MSC with speech data;
Descending:
MSC receives the speech data that transmits of target BS C (being same BSC with source BSC) here, and this speech data is mail to source BSC;
Source BSC sends to source base station with speech data;
Source base station mails to mobile phone with these speech datas again.
In this process, speech data sends out from mobile phone, is sent to the base station through Radio Link, and the base station is being sent to BSC by IP network, and BSC passes to MSC through E1 or IP network, carries out a reverse process afterwards, arrives another push-to-talk handset.BSC and base station have been passed through, the link between BSC and the MSC twice during this.The problem that prior art exists:
1, speech data takies the Abis port band width;
2, speech data will be handled through encoding and decoding repeatedly;
3, the delay jitter of the IP link of IPAbis mouth, Ater mouth can exert an influence to voice quality.
Need a kind of switching method of proposition and system to solve these problems,, simplify flow process, improve the quality to economize on resources.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of local switched communication method and system, so that simplify the conveying flow of speech data in communication system.
According to an aspect of the present invention, a kind of local switched communication method has been proposed, may further comprise the steps: Signalling exchange is carried out with corresponding base station controller BSC respectively in first base station and second base station, to set up the first corresponding communication port, wherein, BSC obtains the communication information of first base station and the communication information of second base station in signalling interactive process; Corresponding to the BSC of first base station communication information of second base station is sent to first base station, and the communication information of first base station is sent to second base station corresponding to the BSC of second base station; And according to the communication information of first base station and the communication information of second base station, first base station is by setting up the second communication passage between the IP network and second base station, and discharge first communication port.
Wherein, first base station and second base station and respective base station controller BSC carry out Signalling exchange and comprise to set up first communication port: base station in response in the request of terminal to the base station controller channel request; Base station controller assignment signalling dedicated channel and service-specific channel; And base station controller dynamically active first communication port.
Wherein, first base station and base station controller BSC are carried out Signalling exchange to set up after first communication port, and also comprise: terminal response is in the link message back link acknowledge message of moving exchanging center MSC.
Wherein, set up second communication passage and discharge first communication port and comprise between first base station and second base station: set up the second communication passage between first base station and second base station; After the second communication passage was set up, first base station and second base station reported to the BSC of correspondence and finish message; BSC sends release message to first communication port of correspondence in response to finishing message to first base station and second base station, wherein, comprises the communication information of first base station and the communication information of second base station in the release message; And first base station and second base station receive release message, discharge the first corresponding communication port and report the release acknowledge message according to release message to BSC.
Wherein, after setting up the second communication passage, discharge before first communication port, first base station and second base station use two pair receipts mechanism of sending out to carry out voice communication.
Wherein, first communication port and second communication passage are RTCP Real-time Transport Control Protocol RTP link.
Wherein, the communication information of the communication information of first base station and second base station includes: peer IP address and port numbers.
Wherein, is same BSC or different B SC corresponding to the BSC of first base station with BSC corresponding to second base station, when the BSC corresponding to first base station is different B SC, connect between two BSC with the communication information that transmits first base station and the communication information of second base station.
According to a further aspect in the invention, a kind of local switched communication system has also been proposed, comprise: the first channel passage is set up module, be used for carrying out Signalling exchange with corresponding base station controller BSC respectively by first base station and second base station, to set up the first corresponding communication port, wherein, the first channel passage is set up module and is comprised communication information acquisition module, is used for obtaining the communication information of first base station and the communication information of second base station by BSC at signalling interactive process; The communication information is sent out module mutually, is arranged on the BSC, be used for by the communication information of second base station being sent to first base station corresponding to the BSC of first base station, and by corresponding to the BSC of second base station communication information of first base station being sent to second base station; And the second communication passage sets up module, is used for setting up the second communication passage by IP network according to the communication information of first base station and the communication information of second base station between first base station and second base station, and discharges first communication port.
Wherein, first communication port and second communication passage are RTCP Real-time Transport Control Protocol RTP link.
Wherein, the communication information of the communication information of first base station and second base station includes: peer IP address and port numbers.
Adopt the method for the invention, can arrive following beneficial effect:
1, saved the Abis port band width;
2, reduce the encoding and decoding speech number of times, reduce the speech data time-delay;
3, eliminated time delay and the shake of voice, improved voice quality at Abis mouth, Ater mouth.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute limitation of the invention.In the accompanying drawings:
Fig. 1 shows the call flow figure of prior art;
Fig. 2 shows the schematic diagram of the call flow of prior art;
Fig. 3 shows the call flow figure according to local switched communication method of the present invention;
Fig. 4 shows the figure of call flow more specifically according to local switched communication method of the present invention;
Fig. 5 shows the schematic diagram that passes through flow process according to local switched communication of the present invention system;
Fig. 6 shows the flow chart of replacing according to the local switched communication passage of exemplary embodiment of the present invention; And
Fig. 7 shows the block diagram according to local switched communication of the present invention system.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
A kind of new method that proposed this paper realizes that exchange of speech can carry out in this locality---local exchange.So-called local exchange is exactly, when the calling and called both sides that call out all in same base station or during the different base station of calling and called in the IP network link, set up local user's face data the passage that exchanges between two base stations (setting up the service channel of voice transfer between two base stations), after passage is set up, there is not user face data (up-downgoing) transmission between base station and the BSC, the speech data of up-downgoing transmits between two base stations, and is transparent fully to core net; So just can save TC (Transcoder Units) and Abis, Ater mouth resource, especially under the environment of IPAbis or satellite transmits, for reducing bandwidth occupancy, improving voice quality has good effect.The method of the local exchange of this new realization voice that this paper proposes, traffic affecting does not normally move.
Fig. 3 shows the call flow figure according to local switched communication method of the present invention.As shown in Figure 3, local switched communication method according to the present invention comprises: Signalling exchange is carried out with corresponding base station controller BSC respectively in first base station and second base station, to set up the first corresponding communication port, wherein, BSC obtains the communication information of first base station and the communication information of described second base station in signalling interactive process; BSC is sent to described second base station with the communication information of first base station, and the communication information of second base station is sent to first base station; And according to the communication information of first base station and the communication information of second base station, first base station is by setting up the second communication passage between the IP network and second base station, and discharge first communication port.Also there is same process the second same base station.
Fig. 4 shows the figure of call flow more specifically according to local switched communication method of the present invention.As shown in Figure 4:
Chain of command:
Mobile phone is to the network requests channel;
Network side has resource to use, and gives handset allocation signaling dedicated channel;
After the signaling dedicated channel that mobile phone normally is linked into network side and is distributed, network side continues the distribution service channel and gives mobile phone, and when activating to BTS channel, a voice RTP of dynamically active link;
After voice RTP link and physical channel activate successfully, activate for the BSC reporting channel and finish;
After mobile phone normally was linked on the Traffic Channel, network side issued a link message to mobile phone;
After mobile phone is received the connection message of network side, respond one and connect affirmation;
BSC detects this can carry out this locality exchange to conversation, sends local link setup RTP message for two relevant base stations, comprises the IP address and the port numbers of the opposite end that need set up the base station in this message;
After local link setup RTP message is received in the base station, be target with the peer IP address and the port numbers of carrying in the message, a newly-built RTP link;
After finishing with the RTP link establishment of opposite end, the base station reports the message that link establishment of BSC is finished;
After BSC receives that the local RTP link setup of two base stations is finished message, two original RTP links in base station are discharged, contain peer IP address and port numbers in this message;
The release message of RTP link is received in the base station, according to the IP address and the port numbers of the opposite end of carrying in the message, discharges corresponding local RTP link, and reports the release acknowledge message to give BSC.
Service surface:
Before the conversation beginning, transmit on the RTP link that speech data is still set up when channel activates with the RTP link that BSC sets up a correspondence respectively two base stations;
After receiving the RTP link setup message of the local exchange of foundation of BSC, two base stations begin to set up a RTP link between them;
After the RTP link establishment success between two base stations, wait for the original RTP controlling links message of release that BSC issues, this time, new RTP link and original RTP link receive the speech data of uplink and downlink simultaneously, simultaneously toward up transmission speech data, but only on original RTP link, send in the downlink voice data, promptly realize two two functions of receiving of sending out;
After receiving the release message of BSC to original RTP link, speech data switches on the newly-built RTP link fully, discharges original RTP link, and so far, speech data only transmits between two base stations, no longer passes through BSC and MSC.
From schematic diagram shown in Figure 5, can more be expressly understood that design of the present invention.
Fig. 6 shows the flow chart of replacing according to the local switched communication passage of exemplary embodiment of the present invention.Specifically describe as follows:
The base station receives this locality exchange RTP link setup message of BSC, contains the IP address and the port numbers of base station, opposite end in this message, and the base station is according to this message, the voice RTP link that link setup is new;
The base station is successfully set up after the voice RTP link with new opposite end, report RTP link setup success message to give BSC, at this time, original voice RTP link and new voice RTP link receive up speech data simultaneously, and speech data is sent to corresponding opposite end, for descending, also receive speech data simultaneously from the opposite end, be that new voice RTP link can not send mobile phone with the data of receiving, promptly realize two two receipts of sending out;
After BSC receives new voice RTP link establishment success message, issue the original voice RTP chain circuit message of release, contain the IP address and the port numbers of opposite end in this message to the base station;
The base station is received and is discharged the RTP chain circuit message, according to IP address and the port numbers in the message, discharge a voice RTP link (voice RTP link originally), simultaneously another downlink voice data are mail to mobile phone, and reporting RTP link Release complete to give BSC, local exchange process is finished.
In addition, the present invention has also disclosed a kind of local switched communication system, comprise: the first channel passage is set up module 701, be used for carrying out Signalling exchange with corresponding base station controller BSC respectively by first base station and second base station, to set up the first corresponding communication port, wherein, the first channel passage is set up module and is comprised communication information acquisition module, is used for obtaining the communication information of first base station and the communication information of second base station by BSC at signalling interactive process; The communication information is sent out module 703 mutually, is arranged on the BSC, be used for by the communication information of second base station being sent to first base station corresponding to the BSC of first base station, and by corresponding to the BSC of second base station communication information of first base station being sent to second base station; And the second communication passage sets up module 705, is used for setting up the second communication passage by IP network according to the communication information of first base station and the communication information of second base station between first base station and second base station, and discharges first communication port.
Compare with the mode of traditional exchange of speech, the voice of local exchange no longer pass through BSC and MSC, but directly transmit between two relevant base stations.So promptly save BSC with the bandwidth that base station, BSC follow link between the MSC, reduced the network delay and the shake of voice again, the raising voice quality.Particularly, more obvious for the improvement meeting of voice quality for the environment that uses IP network or use satellite environment to transmit between base station and the BSC.
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 (11)
1. a local switched communication method is characterized in that, may further comprise the steps:
Signalling exchange is carried out with corresponding base station controller BSC respectively in first base station and second base station, to set up the first corresponding communication port, wherein, described BSC obtains the communication information of described first base station and the communication information of described second base station in described signalling interactive process;
Corresponding to the BSC of described first base station communication information of described second base station is sent to described first base station, and the communication information of described first base station is sent to described second base station corresponding to the BSC of described second base station; And
According to the communication information of described first base station and the communication information of described second base station, described first base station is by setting up the second communication passage between IP network and described second base station, and discharges described first communication port.
2. method according to claim 1 is characterized in that, Signalling exchange is carried out with corresponding base station controller BSC respectively in described first base station and second base station, comprises to set up the first corresponding communication port:
Base station in response in the request of terminal to described base station controller channel request;
Described base station controller assignment signalling dedicated channel and service-specific channel; And described first communication port of described base station controller dynamically active.
3. method according to claim 2 is characterized in that, Signalling exchange is carried out with corresponding base station controller BSC respectively in described first base station and second base station, after first communication port of setting up correspondence, also comprises:
Described terminal response is in the link message back link acknowledge message of moving exchanging center MSC.
4. method according to claim 1 is characterized in that, sets up the second communication passage between described first base station and described second base station, and discharges described first communication port and comprise:
Set up described second communication passage between described first base station and described second base station;
After described second communication passage was set up, described first base station and described second base station reported to the described BSC of correspondence and finish message;
Described BSC sends release message to described first communication port of correspondence in response to the described message of finishing to described first base station and described second base station, wherein, comprise the communication information of described first base station and the communication information of described second base station in the described release message; And
Described release message is received in described first base station and described second base station, discharges corresponding described first communication port and reports the release acknowledge message to the BSC of correspondence according to described release message.
5. according to each described method in the claim 1 to 4, it is characterized in that, after setting up described second communication passage, discharge before described first communication port,
Described first base station and described second base station use two pair receipts mechanism of sending out to carry out voice communication.
6. according to each described method in the claim 1 to 4, it is characterized in that described first communication port and described second communication passage are RTCP Real-time Transport Control Protocol RTP link.
7. according to each described method in the claim 1 to 4, it is characterized in that the communication information of the communication information of described first base station and described second base station includes: peer IP address and port numbers.
8. method according to claim 1, it is characterized in that, is same BSC or different B SC corresponding to the BSC of described first base station with BSC corresponding to described second base station, when the BSC corresponding to described first base station is different B SC, connect between two BSC with the communication information that transmits described first base station and the communication information of described second base station.
9. a local switched communication system is characterized in that, comprising:
The first channel passage is set up module, is used for carrying out Signalling exchange with corresponding base station controller BSC respectively by first base station and second base station, and setting up the first corresponding communication port,
Wherein, the described first channel passage is set up module and is comprised communication information acquisition module, is used for obtaining the communication information of described first base station and the communication information of described second base station by described BSC at described signalling interactive process;
The communication information is sent out module mutually, be arranged on the described BSC, be used for by the communication information of described second base station being sent to described first base station corresponding to the BSC of described first base station, and by corresponding to the BSC of described second base station communication information of described first base station being sent to described second base station; And
The second communication passage is set up module, is used for setting up the second communication passage by IP network according to the communication information of described first base station and the communication information of described second base station between described first base station and described second base station, and discharges described first communication port.
10. system according to claim 9 is characterized in that, described first communication port and described second communication passage are RTCP Real-time Transport Control Protocol RTP link.
11., it is characterized in that the communication information of the communication information of described first base station and described second base station includes: peer IP address and port numbers according to claim 9 or 10 described systems.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910207581.5A CN102045871B (en) | 2009-10-23 | 2009-10-23 | Local switching communication method and system |
| PCT/CN2010/074825 WO2011047560A1 (en) | 2009-10-23 | 2010-06-30 | Method and system for local exchange communication |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910207581.5A CN102045871B (en) | 2009-10-23 | 2009-10-23 | Local switching communication method and system |
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| CN102045871A true CN102045871A (en) | 2011-05-04 |
| CN102045871B CN102045871B (en) | 2015-08-12 |
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| CN200910207581.5A Active CN102045871B (en) | 2009-10-23 | 2009-10-23 | Local switching communication method and system |
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| WO (1) | WO2011047560A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102440021A (en) * | 2011-10-21 | 2012-05-02 | 华为技术有限公司 | Information configuration method, device and system |
| CN102497396A (en) * | 2011-11-30 | 2012-06-13 | 华为技术有限公司 | Communication method, base station, base station controller and mobile switching center |
| WO2016041148A1 (en) * | 2014-09-16 | 2016-03-24 | 华为技术有限公司 | Communication method and device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107070854A (en) * | 2016-12-09 | 2017-08-18 | 西安华为技术有限公司 | A kind of method of transmitting audio data, equipment and device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1388711A (en) * | 2001-05-30 | 2003-01-01 | 华为技术有限公司 | Phonetic channel exchange method for calling adaptation in mobile communication system |
| US20040259595A1 (en) * | 2001-05-30 | 2004-12-23 | Ganghua Yang | Method for implementing speech channel exchange in the call succession of the mobile communication system |
| CN101291538A (en) * | 2008-06-13 | 2008-10-22 | 华为技术有限公司 | Method for communication exchange in message receiving and sending station of base station, and subsystem of base station |
| JP2009111772A (en) * | 2007-10-30 | 2009-05-21 | Kyocera Corp | Communication terminal, communication system, and communication method of communication terminal |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101325795B (en) * | 2007-06-15 | 2011-09-21 | 中兴通讯股份有限公司 | Wireless communication device for local voice exchange |
| CN101702817B (en) * | 2009-11-24 | 2012-09-05 | 中兴通讯股份有限公司 | Switching method and device in local voice exchange |
-
2009
- 2009-10-23 CN CN200910207581.5A patent/CN102045871B/en active Active
-
2010
- 2010-06-30 WO PCT/CN2010/074825 patent/WO2011047560A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1388711A (en) * | 2001-05-30 | 2003-01-01 | 华为技术有限公司 | Phonetic channel exchange method for calling adaptation in mobile communication system |
| US20040259595A1 (en) * | 2001-05-30 | 2004-12-23 | Ganghua Yang | Method for implementing speech channel exchange in the call succession of the mobile communication system |
| JP2009111772A (en) * | 2007-10-30 | 2009-05-21 | Kyocera Corp | Communication terminal, communication system, and communication method of communication terminal |
| CN101291538A (en) * | 2008-06-13 | 2008-10-22 | 华为技术有限公司 | Method for communication exchange in message receiving and sending station of base station, and subsystem of base station |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102440021A (en) * | 2011-10-21 | 2012-05-02 | 华为技术有限公司 | Information configuration method, device and system |
| WO2012149809A1 (en) * | 2011-10-21 | 2012-11-08 | 华为技术有限公司 | Information configuration method, device and system |
| CN102440021B (en) * | 2011-10-21 | 2013-12-04 | 华为技术有限公司 | Information configuration method, device and system |
| CN102497396A (en) * | 2011-11-30 | 2012-06-13 | 华为技术有限公司 | Communication method, base station, base station controller and mobile switching center |
| WO2013079019A1 (en) * | 2011-11-30 | 2013-06-06 | 华为技术有限公司 | Communication method, base station, base station controller, and mobile switching center |
| CN102497396B (en) * | 2011-11-30 | 2015-07-22 | 华为技术有限公司 | Communication method, base station, base station controller and mobile switching center |
| WO2016041148A1 (en) * | 2014-09-16 | 2016-03-24 | 华为技术有限公司 | Communication method and device |
| CN105874872A (en) * | 2014-09-16 | 2016-08-17 | 华为技术有限公司 | Communication method and device |
| JP2017536057A (en) * | 2014-09-16 | 2017-11-30 | 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． | Communication method and apparatus |
| CN105874872B (en) * | 2014-09-16 | 2019-05-24 | 华为技术有限公司 | Communication means and device |
| EP3512292A1 (en) * | 2014-09-16 | 2019-07-17 | Huawei Technologies Co., Ltd. | Communication methods and apparatus |
| CN110300460A (en) * | 2014-09-16 | 2019-10-01 | 华为技术有限公司 | Communication means, apparatus and system |
| US10575343B2 (en) | 2014-09-16 | 2020-02-25 | Huawei Technologies Co., Ltd. | Communication method and apparatus |
| CN110300460B (en) * | 2014-09-16 | 2023-05-16 | 华为技术有限公司 | Communication method, device and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102045871B (en) | 2015-08-12 |
| WO2011047560A1 (en) | 2011-04-28 |
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