CN101170427B - An audio conference access method - Google Patents
An audio conference access method Download PDFInfo
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- CN101170427B CN101170427B CN2007101247571A CN200710124757A CN101170427B CN 101170427 B CN101170427 B CN 101170427B CN 2007101247571 A CN2007101247571 A CN 2007101247571A CN 200710124757 A CN200710124757 A CN 200710124757A CN 101170427 B CN101170427 B CN 101170427B
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Abstract
The invention discloses an audio conference access method which includes the following steps: (1) a conference initiator establishes connection with a media server; (2) the conference initiator sends request for creating conference to the media server; when the conference is created by the media server, the conference initiator establish connection with the conference; (3) the conference initiator adds attendants to the conference through the media server; (4) during the audio conference, the conference initiator changes conference attendants through the media server; (5) after the conference, the conference initiator and attendants quit and disconnect. With the invention, the functional division of audio conference control by MS is clearer. MS can conduct more functional controls of the audio conference, i.e. selecting mute mode and changing conference attendants according to needs, thus meeting the users' needs and enhancing the operators' interests.
Description
Technical field
The present invention relates to the communications field, relate in particular to the audio conferencing access processing method of MS (Media Server, media server) based on Session Initiation Protocol (Session Initiation Protocol, session initiation protocol).
Background technology
At present, the implementation method of basic audio conferencing function is: the multi-link method of passing through INVITE definition in the Session Initiation Protocol is set up the elementary audio meeting, utilize XML (the Extensible Markup Language that carries in the INFO method again, extensible markup language) extended message realizes the playback to audio conferencing, the control of recording, collect the digits, and withdraws from meeting or closing session (promoter initiates BYE by meeting) with the BYE method.
In the realization of this basic conferencing function, the message structure of SIP is divided fuzzyyer, and function is also more limited, can not carry out more control to meeting, such as the change of conference member, does not satisfy more complicated audio conferencing control requirement.
Summary of the invention
Technical problem to be solved by this invention provides a kind of audio conference access method, improves the controlled function to audio conferencing.
For solving the problems of the technologies described above, the objective of the invention is to be achieved through the following technical solutions:
A kind of audio conference access method may further comprise the steps:
(1) meeting promoter and media server connect;
(2) the meeting promoter initiates to create request for conference to media server, and after media server was created meeting, meeting promoter and this meeting connected;
(3) the meeting promoter passes through media server the meeting member is added above-mentioned meeting;
(4) in the audio conferencing process, the meeting promoter passes through media server change conference member;
(5) meeting adjourned, and meeting promoter and conference member withdraw from, and discharges meeting respectively and connect.
Wherein, described step (2) also comprises: the meeting promoter sends request to media server after setting up the meeting connection, and its meeting connection mode is changed to non-enable mode; Step (3) also comprises simultaneously: each conference member adds after the meeting, and the meeting promoter sends request to media server, and its meeting connection mode is changed to transceiver mode.
Wherein, described step (3) further comprises:
The request that A, meeting promoter connect to the media server initiation for conference member, the distant end media information of wherein carrying this conference member;
B, media server are that described conference member is set up the SIP data field, connect with it;
C, meeting promoter set up the meeting connection request for described conference member sends to media server, wherein carry the meeting title of being created in the step (2);
D, media server add meeting with described conference member.
Wherein, described step (4) further comprises: in the conference process, if one of them conference member is clapped and is inserted spring and get through on-hook behind the user who does not participate in this meeting, then described meeting promoter sends INFO to media server, request changes to the described user's who does not participate in a conference distant end media with the distant end media of this conference member, and media server joins this user in this meeting after receiving request.
Wherein, meeting promoter and conference member pass through the BYE method and withdraw from meeting in the described step (5).
Wherein, the method for attachment that the meeting promoter passes through INVITE definition in the session initiation protocol in the described step (1) realizes and being connected of media server.
The present invention has following beneficial effect:
The present invention has realized the basic function of audio conferencing, also passes through the function that INFO has realized revising distant end media and meeting connection mode, makes in the audio conferencing process, and the meeting promoter can select quiet as required or change conference member.Adopt this method, it is more clear that MS divides the function of audio conferencing control, can carry out more function control to audio conferencing, satisfies user's demand, enlarges benefits of operators.
Description of drawings
Fig. 1 is an audio conference access method flow chart of the present invention;
Fig. 2 is the audio conference access method flow chart of embodiment.
Embodiment
The invention provides a kind of audio conference access method, as shown in Figure 1, comprising:
101, meeting promoter and MS connect;
102, the meeting promoter initiates to create request for conference to MS, and after MS created meeting, meeting promoter and this meeting connected;
103, the meeting promoter passes through MS the meeting member is added above-mentioned meeting;
104, in the audio conferencing process, the meeting promoter passes through MS change conference member;
105, meeting adjourned, and meeting promoter and conference member withdraw from, and discharges meeting respectively and connect.
The present invention is described in further detail below in conjunction with drawings and Examples:
As shown in Figure 2, in the present embodiment, the calling that participates in 4 user user1-4 is that example illustrates the specific implementation flow process that audio conferencing inserts, and wherein user1 is the promoter of meeting, hereinafter referred to as chairman.Concrete steps are as follows:
201, chairman initiates the request of connecting by Invite to MS, user in the request is called msml.conf, with sign is will initiate audio conferencing to connect, and the SDP in the request (Session Description Protocol, Session Description Protocol) is chairman's a distant end media information; MS sets up the SIP data field after receiving request message, and returns 200OK message, and chairman responds ACK message after receiving 200OK.
202, chairman sends to MS by INFO and creates request for conference, and the incident in the message is createconference, and meeting is called conf1; MS creates meeting after receiving the INFO that chairman issues, and sets up meeting and connects, and return 200OK message to chairman, carries the media information SDP1 of MS side in this message.
203, because RTP (the Real-time Transport Protocol of MS bottom, real time transport protocol) link has testing mechanism, if the other side does not send data and will interrupt connecting in official hour, though and chairman's side has been set up the meeting connection, but at this moment the RTP link does not need to send data, so chairman sends INFO request change meeting connection mode to MS, the incident in this message is INACTIVE (a non-enable mode) for the change connection mode; After MS receives this message, forbid that the data transmit-receive of this RTP link stops link detecting mechanism simultaneously.
204, chairman initiates the request of connecting for user2 to MS, the distant end media information of carrying user2 in this Invite message, and MS specifically handles with step 201.
205, chairman sends INFO to MS, and request adds meeting with user2, and the incident in this message is join, and meeting is called conf1; MS receives and user2 is added meeting behind the INFO that chairman issues and connect, and returns 200OK message to chairman, wherein carries the media information SDP2 of MS side.
206, chairman initiates connect request by Invite message to MS for user3, the distant end media information of carrying user3 in this Invite message, and MS specifically handles with step 201.
207, chairman sends INFO to MS, and request adds meeting with user3, and the incident in this message is join, and meeting is called conf1; MS receives and user3 is added meeting behind the INFO that chairman issues and connect, and returns 200OK message to chairman, wherein carries the media information SDP3 of MS side.
208, chairman sends the request message of revising the meeting connection mode to MS, and the incident in this message is SNDREV (transceiver mode) for the change connection mode; MS receives that change chairman's meeting is connected to transceiver mode behind the INFO that chairman sends.At this moment, meeting enters the Three-Way Calling state.
209, user3 claps slotting spring and gets through user4, on-hook then under conference model.At this moment, chairman sends INFO to MS, asks the distant end media of user3 is changed into the distant end media of user4, and user4 joins in the meeting like this.
210, meeting adjourned, and MS receives chairman's BYE message, discharges meeting and connect and corresponding SIP data field.
211, MS receives the BYE message of user2, discharges meeting and connects and corresponding SIP data field.
212, MS receives the BYE message of user3, discharges meeting and connects and corresponding SIP data field.
In sum, this method has been carried out the XML expansion to the INFO in the Session Initiation Protocol, and MS is changed the flow process of user's accessing to audio meeting accordingly, has realized more audio conferencing control, can better meet the demand of complicated meeting; Simultaneously, the logical construction of SIP control is also more clear.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. an audio conference access method is characterized in that, may further comprise the steps:
(1) meeting promoter and media server connect;
(2) the meeting promoter initiates to create request for conference to media server, and after media server was created meeting, meeting promoter and this meeting connected;
(3) the meeting promoter passes through media server the meeting member is added above-mentioned meeting, and this step further comprises:
The request that A, meeting promoter connect to the media server initiation for conference member, the distant end media information of wherein carrying this conference member;
B, media server are that described conference member is set up the SIP data field, connect with it;
C, meeting promoter set up the meeting connection request for described conference member sends to media server, wherein carry the meeting title of being created in the step (2);
D, media server add meeting with described conference member;
(4) in the audio conferencing process, the meeting promoter passes through media server change conference member;
(5) meeting adjourned, and meeting promoter and conference member withdraw from, and discharges meeting respectively and connect.
2. audio conference access method as claimed in claim 1 is characterized in that, described step (2) also comprises: the meeting promoter sends request to media server after setting up the meeting connection, and its meeting connection mode is changed to non-enable mode; Step (3) also comprises simultaneously: each conference member adds after the meeting, and the meeting promoter sends request to media server, and its meeting connection mode is changed to transceiver mode.
3. audio conference access method as claimed in claim 1 or 2, it is characterized in that, described step (4) further comprises: in the conference process, if one of them conference member is clapped and is inserted spring and get through on-hook behind the user who does not participate in this meeting, then described meeting promoter sends INFO to media server, request changes to the described user's who does not participate in a conference distant end media with the distant end media of this conference member, and media server joins the described user who does not participate in a conference in this meeting after receiving request.
4. audio conference access method as claimed in claim 1 is characterized in that, middle meeting promoter of described step (5) and conference member pass through the BYE method and withdraw from meeting.
5. audio conference access method as claimed in claim 1 is characterized in that, the method for attachment that the meeting promoter passes through INVITE definition in the session initiation protocol in the described step (1) realizes and being connected of media server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101247571A CN101170427B (en) | 2007-11-23 | 2007-11-23 | An audio conference access method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101247571A CN101170427B (en) | 2007-11-23 | 2007-11-23 | An audio conference access method |
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| Publication Number | Publication Date |
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| CN101170427A CN101170427A (en) | 2008-04-30 |
| CN101170427B true CN101170427B (en) | 2010-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101247571A Expired - Fee Related CN101170427B (en) | 2007-11-23 | 2007-11-23 | An audio conference access method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0999686A2 (en) * | 1998-11-02 | 2000-05-10 | Lucent Technologies Inc. | Telecommunications conferencing method and apparatus |
| CN1976434A (en) * | 2006-12-01 | 2007-06-06 | 王先来 | Method and system for realizing on-line video-frequency conference |
| CN101056189A (en) * | 2007-05-18 | 2007-10-17 | 华为技术有限公司 | A phone meeting control method and system |
-
2007
- 2007-11-23 CN CN2007101247571A patent/CN101170427B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0999686A2 (en) * | 1998-11-02 | 2000-05-10 | Lucent Technologies Inc. | Telecommunications conferencing method and apparatus |
| CN1976434A (en) * | 2006-12-01 | 2007-06-06 | 王先来 | Method and system for realizing on-line video-frequency conference |
| CN101056189A (en) * | 2007-05-18 | 2007-10-17 | 华为技术有限公司 | A phone meeting control method and system |
Non-Patent Citations (1)
| Title |
|---|
| 同上. |
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| CN101170427A (en) | 2008-04-30 |
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