CN104301127B - A kind of method and apparatus of Conference control - Google Patents
A kind of method and apparatus of Conference control Download PDFInfo
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- CN104301127B CN104301127B CN201410514547.3A CN201410514547A CN104301127B CN 104301127 B CN104301127 B CN 104301127B CN 201410514547 A CN201410514547 A CN 201410514547A CN 104301127 B CN104301127 B CN 104301127B
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- conference server
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- specific control
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Abstract
The invention discloses a kind of method and apparatus of Conference control, this method includes：When needing to create meeting, specific control channel is established between Conference server and MRF, the specific control channel is used to transmit the conference control signaling for needing to interact between Conference server and MRF；Conference server indicates that MRF creates meeting in specific control channel, and this Conference server is modeled as into terminal device using specific control channel and is added in meeting；Conference server sends meeting adjourned message when it is determined that needing to terminate meeting, to MRF；By MRF when receiving from Conference server meeting adjourned message, the resource of meeting and the resource of specific control channel are discharged；When not receiving from Conference server meeting adjourned message, the resource of refusal release meeting and the resource of specific control channel.The problem of in the embodiment of the present invention, in meeting adition process, can avoiding because a certain participant exits meeting, and causing other participants to add meeting failure.
Description
Technical field
The present invention relates to communication technical field, more particularly, to a kind of method and apparatus of Conference control.
Background technology
As shown in figure 1, it is the multimedia under IMS (IP Multimedia Subsystem, IP multimedia system) framework
The structural representation of conference service system.AS (Application server, application server) is used as third-party server, can
To provide a user colourful business, such as presentation of basic call, state, group, message, meeting.When AS is as meeting
During server, Conference server can be complete by SIP (Session Initiation Protocol, session initiation protocol) mode
Paired MRF (Media Resource Function, media resource function) media control, so as to complete the place of convention business
Manage flow.
As shown in Fig. 2 the Signalling exchange between Conference server and MRF, the process includes：Conference server is to MRF
INVITE (request) message is sent, media negotiation information is carried in the INVITE message.MRF is sent to Conference server
200OK (success) message, to complete the media negotiation of Conference server and terminal device.Conference server sends ACK to MRF
(confirmation) message.By the interaction of message above, Conference server completes media consultation process with MRF.Further, meeting takes
Business device sends INFO (notice) message to MRF, and carrying Conference control information in the INFO message (such as creates, adds, kicking out of, matchmaker
Body stream direction transformation etc.).MRF completes IMS conference medium control, and sends 200OK message to Conference server.MRF is to conference service
Device sends INFO message.Conference server sends 200OK message to MRF.
In the prior art, after conference creation success, if being currently joined into all participants meeting of exiting of meeting
View, then MRF discharges conferencing resource, and terminates meeting.But if active conference server has still invited other participants
(participant or participant to be added such as just in invitation process) is added to the meeting, and is also added to meeting not successfully
View, then because MRF releases all conferencing resources, therefore cause other participants can not be added to the meeting, cause other with
Meeting person adds meeting failure.
The content of the invention
The embodiment of the present invention provides a kind of method and apparatus of Conference control, and Conference server control MRF terminates meeting, from
And avoid MRF from discharging all conferencing resources, cause participant to add the problem of meeting fails.
The embodiment of the present invention provides a kind of method of Conference control, when needing to create meeting, in Conference server and matchmaker
Establish specific control channel between body resource function MRF, the specific control channel be used to transmit need Conference server with
The conference control signaling of interaction, methods described include between MRF：
The Conference server indicates that the MRF creates meeting in the specific control channel, and utilizes described specific
This Conference server is modeled as terminal device and is added in the meeting by control channel；
The Conference server sends meeting adjourned message when it is determined that needing to terminate the meeting, to the MRF；By institute
MRF is stated when receiving from the Conference server meeting adjourned message, discharges the resource of the meeting and described specific
The resource of control channel；When not receiving from the Conference server meeting adjourned message, refusal discharges the meeting
The resource of resource and the specific control channel.
Methods described further comprises：
When there is terminal device to exit the meeting, if need not currently terminate the meeting, the conference service
Device sends analog data flow using specific control channel to the MRF, so that the MRF is receiving mould from specific control channel
When intending data flow, it is determined that the Conference server for being modeled as terminal device does not exit the meeting, and refuse to discharge the meeting
The resource of resource and the specific control channel.
The Conference server determines to need to terminate the process of the meeting, specifically includes：
The meeting is exited in all terminal devices for being currently joined into the meeting, and the Conference server is current
When not inviting the other-end equipment to be added to the meeting, the Conference server determines to need to terminate the meeting；Or institute
Conference server is stated when receiving the order for terminating the meeting, the Conference server determines to need to terminate the meeting.
The embodiment of the present invention provides a kind of method of Conference control, when needing to create meeting, in media resource function MRF
Establish specific control channel between Conference server, the specific control channel be used to transmit need Conference server with
The conference control signaling of interaction, methods described include between MRF：
The MRF receives the Conference server and indicates that the MRF creates the life of meeting in the specific control channel
Order, and be added to the Conference server as the terminal device of simulation in the meeting；
The MRF discharges the resource of the meeting when receiving from the Conference server meeting adjourned message
And the resource of the specific control channel；When not receiving from the Conference server meeting adjourned message, refusal
Discharge the resource of the meeting and the resource of the specific control channel.
Methods described further comprises：
When need not currently terminate the meeting, the MRF receives the Conference server and utilizes the specific control
The analog data flow that channel is sent to the MRF, and when receiving analog data flow from the specific control channel, it is determined that
The Conference server for being modeled as terminal device does not exit the meeting, and refuses to discharge the resource of the meeting and described
The resource of specific control channel.
The embodiment of the present invention provides a kind of Conference server, when needing to create meeting, is provided in Conference server and media
Establish specific control channel between the function MRF of source, the specific control channel be used to transmit need Conference server and MRF it
Between interaction conference control signaling, the Conference server includes：
Processing module, for indicating that the MRF creates meeting in the specific control channel, and utilize the specific control
The Conference server is modeled as terminal device and is added in the meeting by channel processed；
Sending module, for when it is determined that needing to terminate the meeting, to the MRF message that sends that meeting adjourned；By institute
MRF is stated when receiving from the Conference server meeting adjourned message, discharges the resource of the meeting and described specific
The resource of control channel；When not receiving from the Conference server meeting adjourned message, refusal discharges the meeting
The resource of resource and the specific control channel.
The sending module, it is additionally operable to when there is terminal device to exit the meeting, if need not currently terminate described
Meeting, then analog data flow is sent to MRF using specific control channel, so that MRF is receiving simulation from specific control channel
During data flow, it is determined that the Conference server for being modeled as terminal device does not exit the meeting, and refuse to discharge the money of the meeting
Source and the resource of the specific control channel.
The sending module, it is further used for during it is determined that needing to terminate the meeting, being currently joined into
All terminal devices for stating meeting exit the meeting, and the Conference server does not invite currently other-end equipment to add
To during the meeting, it is determined that needing to terminate the meeting；Or the life for terminating the meeting is received in the Conference server
When making, it is determined that needing to terminate the meeting.
The embodiment of the present invention provides a kind of media resource function MRF entities, when needing to create meeting, MRF entities with
Specific control channel is established between Conference server, the specific control channel, which is used to transmit, to be needed in Conference server and MRF
Between interaction conference control signaling, the MRF entities include：
Receiving module, MRF entity set-up meetings are indicated in the specific control channel for receiving Conference server
Order, and be added to the Conference server as the terminal device of simulation in the meeting；
Processing module, for when receiving from Conference server meeting adjourned message, discharging the money of the meeting
Source and the resource of the specific control channel；When not receiving from Conference server meeting adjourned message, refusal is released
Put the resource of the meeting and the resource of the specific control channel.
The processing module, it is additionally operable to when need not currently terminate the meeting, receives the Conference server and utilize
The analog data flow that the specific control channel is sent to the MRF entities, mould is being received from the specific control channel
When intending data flow, it is determined that the Conference server for being modeled as terminal device does not exit the meeting, and refuse to discharge the meeting
The resource of the resource of view and the specific control channel.
Compared with prior art, the embodiment of the present invention at least has advantages below：In the embodiment of the present invention, pass through in meeting
Specific control channel is established between server and MRF, Conference server can indicate that MRF creates meeting in specific control channel
View, and this Conference server is modeled as terminal device using specific control channel and is added in meeting so that Conference server
MRF can be controlled to terminate the process of meeting, so as to avoid MRF from discharging all conferencing resources, cause participant to add meeting failure
The problem of.Further, in meeting adition process, can avoid because a certain participant (currently the only to be in meeting) exits
Meeting, and cause other participants (participant of positive addition or meeting to be added) to add the problem of meeting fails.Further
, conference control signaling is sent by being concentrated in specific control channel, independent of any session channel, realizes meeting control
The independent of signaling processed, session handoff procedure required when original Conference control order is sent is simplified (such as switching meeting control
The session of command operation target side processed).
Further, based on above-mentioned technical proposal, for MRF as IMS conference medium equipment, the condition for discharging conferencing resource has two
Individual nocontrol (not having control channel) and nomedia (not having Media Stream).For (uniquely being used in meeting due to a certain user
Family) exit the problem of meeting causes other users (add neutralize to be added) user to add failure, in the embodiment of the present invention, when releasing
It is specific based on what is established between MRF and Conference server when the condition for putting conferencing resource is nocontrol (not having control channel)
Control channel, you can cause other users (it is to be added to add neutralization to avoid a certain user (unique subscriber in meeting) from exiting meeting
Enter) user add failure the problem of.When the condition for discharging conferencing resource is nomedia (not having Media Stream), based on MRF and meeting
The specific control channel established between view server, and Conference server utilize the simulation that specific control channel is sent to MRF
Data flow, you can cause other users (it is to be added to add neutralization) to avoid a certain user (unique subscriber in meeting) from exiting meeting
User adds the problem of failure.
Brief description of the drawings
In order to clearly illustrate the technical scheme of the embodiment of the present invention, institute in being described below to the embodiment of the present invention
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, it can also be implemented according to the present invention
These accompanying drawings of example obtain other accompanying drawings.
Fig. 1 is the structural representation of the multimedia conference service system proposed in the prior art；
Fig. 2 is the Signalling exchange schematic diagram between the Conference server and MRF proposed in the prior art；
Fig. 3 is a kind of method flow schematic diagram for Conference control that the embodiment of the present invention one provides；
Fig. 4 is a kind of method flow schematic diagram for Conference control that the embodiment of the present invention two provides；
Fig. 5 is a kind of method flow schematic diagram for Conference control that the embodiment of the present invention three provides；
Fig. 6 is a kind of method flow schematic diagram for Conference control that the embodiment of the present invention four provides；
Fig. 7 is a kind of method flow schematic diagram for Conference control that the embodiment of the present invention five provides；
Fig. 8 is a kind of structural representation for Conference server that the embodiment of the present invention six provides；
Fig. 9 is a kind of structural representation for MRF entities that the embodiment of the present invention seven provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
Embodiment one
For problems of the prior art, the embodiment of the present invention one provides a kind of method of Conference control, using Fig. 1 as
The application scenarios schematic diagram of the embodiment of the present invention, AS complete the media control to MRF as Conference server, and by Session Initiation Protocol
System, so as to complete the handling process of convention business, realizes Conference control.
(the extraneous life of Conference server reception can be actively initiated in the establishment of meeting and the invitation of user by Conference server
Order, or conference process is triggered according to user configuration), the pattern for creating meeting is free way (no host), and participant can
To be invited into meeting, meeting can also be added in a manner of being actively added.In the embodiment of the present invention, it is invited to participant
Illustrated exemplified by the situation of addition meeting.
In the embodiment of the present invention, when needing to create meeting, it is necessary to establish specific control between Conference server and MRF
Channel, the control channel corresponding to the meeting that the specific control channel is established between Conference server and MRF, passes through the spy
Determine control channel, the transmission of the conference control signaling (such as conference creation, user add) in conference process can be completed.Enter one
Step, when needing to create meeting, Conference server actively initiates the negotiation with MRF, to establish independent specific control channel.
Further, specific control channel is used to transmit the conference control signaling for needing to interact between Conference server and MRF.
Under above-mentioned application scenarios, as shown in figure 3, the method for the Conference control specifically includes following steps：
Step 301, Conference server indicates that MRF creates meeting in specific control channel, and utilizes specific control channel
This Conference server is modeled as into terminal device to be added in the meeting.
Further, corresponding, MRF receives Conference server and indicates that MRF creates meeting in specific control channel
The order of view, and be added to Conference server as the terminal device of simulation in meeting.
Step 302, Conference server sends meeting adjourned message when it is determined that needing to terminate meeting to MRF.Further
, corresponding, MRF is received from Conference server meeting adjourned message.
Step 303, MRF is when receiving from Conference server meeting adjourned message, discharge meeting resource and
The resource of specific control channel.Further, MRF is not when receiving from Conference server meeting adjourned message, refusal
Discharge the resource of meeting and the resource of specific control channel.
In the embodiment of the present invention, when there is terminal device to exit meeting, if need not currently terminate meeting, meeting clothes
Business device sends analog data flow (such as RTP (Real time Transport Protocol, reality using specific control channel to MRF
When host-host protocol) data flow) so that MRF is set when receiving analog data flow from specific control channel it is determined that being modeled as terminal
Standby Conference server does not exit meeting, and refuses to discharge the resource of meeting and the resource of specific control channel.
Further, when need not currently terminate meeting, MRF receive Conference server using specific control channel to
The analog data flow (such as RTP data flows) that MRF is sent, and when receiving analog data flow from specific control channel, it is determined that
The Conference server for being modeled as terminal device does not exit meeting, and refuses to discharge the resource of meeting and the money of specific control channel
Source.
In the embodiment of the present invention, the process that Conference server determines to need to terminate meeting is specifically including but not limited to such as lower section
Formula：Meeting is exited in all terminal devices for being currently joined into meeting, and Conference server does not currently invite other-end to set
For when being added to meeting, Conference server determines to need to terminate meeting；Or Conference server is receiving the life of end meeting
When making, Conference server determines to need to terminate meeting.
In the embodiment of the present invention, Conference server sends conference control signaling in specific control channel to MRF, and MRF exists
The conference control signaling from Conference server is received in specific control channel.Wherein, conference control signaling can be existing
Need the signaling interacted between Conference server and MRF.
In summary, in the embodiment of the present invention, session initial foundation during, Conference server will actively initiate with
MRF media negotiation.Specifically, Conference server sends INVITE message to MRF, media association is carried in the INVITE message
Business's information.MRF sends 200OK message to Conference server, to complete the media negotiation of Conference server and terminal device.Meeting
Server sends ACK message to MRF.By the interaction of message above, media negotiation mistake is completed between Conference server and MRF
Journey.
Further, after media consultation process is completed, Conference server sends INFO message to MRF, and the INFO disappears
Conference control information (such as create, add, kicking out of, Media Stream direction transformation) is carried in breath.In the process, conference service
Device sends INFO message by specific control channel to MRF, to establish meeting by specific control channel, and by Conference server
Meeting is added in the form of pseudo-terminal equipment.MRF completes IMS conference medium control, and sends 200OK message to Conference server.
MRF sends INFO message to Conference server.Conference server sends 200OK message to MRF.
Further, after other participants complete the media negotiation with MRF by Conference server, add by specific control
The meeting of channel creation.In other users adition process, exited if any user in meeting (unique subscriber in meeting), due to this
There are still connection, MRF between specific control channel and MRF will not actively discharge conferencing resource.Wherein, Conference control instructs
It can be sent by specific control channel.
Further, when the meeting instruction termination condition sent to MRF is noMedia, in the embodiment of the present invention, meeting
Server can utilize specific control channel to send simulation rtp streaming to MRF, so as to ensure that meeting is not moved to end.Wherein, MRF sentences
Determine the condition whether meeting terminates and include but is not limited to noMedia or noControl.Wherein, noMedia refers to：In meeting
After creating successfully, at least once there is a user to add meeting, and when Media Stream is not present in meeting, terminated meeting, discharge meeting
Discuss resource.NoControl refers to：All session connections have discharged in active conference, terminate meeting, and discharge conferencing resource.
In summary, the embodiment of the present invention at least has advantages below：In the embodiment of the present invention, by Conference server
Specific control channel is established between MRF, Conference server can indicate that MRF creates meeting, and profit in specific control channel
This Conference server is modeled as into terminal device with specific control channel to be added in meeting so that Conference server can control
MRF terminates the process of meeting, so as to avoid MRF from discharging all conferencing resources, causes participant to add the problem of meeting fails.Enter
One step, in meeting adition process, it can avoid because a certain participant (currently the only to be in meeting) exits meeting, and lead
The problem of causing other participants (participant of positive addition or meeting to be added) to add meeting failure.Further, by
Concentrated in specific control channel and send conference control signaling, independent of any session channel, realize conference control signaling
Independent, session handoff procedure required when original Conference control order is sent is simplified (such as switching Conference control order behaviour
Make the session of target side).
Further, based on above-mentioned technical proposal, for MRF as IMS conference medium equipment, the condition for discharging conferencing resource has two
Individual nocontrol (not having control channel) and nomedia (not having Media Stream).For (uniquely being used in meeting due to a certain user
Family) exit the problem of meeting causes other users (add neutralize to be added) user to add failure, in the embodiment of the present invention, when releasing
It is specific based on what is established between MRF and Conference server when the condition for putting conferencing resource is nocontrol (not having control channel)
Control channel, you can cause other users (it is to be added to add neutralization to avoid a certain user (unique subscriber in meeting) from exiting meeting
Enter) user add failure the problem of.When the condition for discharging conferencing resource is nomedia (not having Media Stream), based on MRF and meeting
The specific control channel established between view server, and Conference server utilize the simulation that specific control channel is sent to MRF
Data flow, you can cause other users (it is to be added to add neutralization) to avoid a certain user (unique subscriber in meeting) from exiting meeting
User adds the problem of failure.
The technical scheme of the embodiment of the present invention is described in detail below in conjunction with specific application scenarios.
Embodiment two
The embodiment of the present invention two provides a kind of method of Conference control, under this application scene, to pass through Conference server master
The dynamic establishment established specific control channel and complete meeting, as shown in figure 4, the process includes：
(such as reception is extraneous to be indicated, or automatic according to business configuration according to business trigger condition for step 1, Conference server
Triggering etc.), send the INVITE message for invitation to terminal device A.
After step 2, terminal device A receive INVITE message, 200OK message is returned.
Step 3, Conference server send INVITE message to MRF.Wherein, the INVITE message, which is used to trigger, completes terminal
Media consultation process between device A and MRF.
Step 4, MRF return to 200OK message after INVITE message is received.
After step 5, Conference server receive 200OK message, ACK message is sent to terminal device A.
Step 6, Conference server send ACK message after 200OK message is received, to MRF.
Step 7, Conference server send INVITE message in specific control channel to MRF, and INVITE message has been used for
Into the media negotiation between Conference server and MRF, and the INVITE message is used to indicate that MRF creates meeting, and meeting is taken
Business device is modeled to terminal device and added in the meeting.
Step 8, MRF return to 200OK message after INVITE message is received.
Step 9, Conference server send ACK message after receiving the 200 ok message, to MRF.
Step 10, Conference server send INFO request messages in specific control channel to MRF, and INFO requests disappear
Cease for indicating that Conference server is added in the meeting by MRF.
Step 11, MRF return to 200OK message after INFO request messages are received.
Step 12, Conference server create meeting success on MRF, and are successfully joined meeting.
Step 13, Conference server send INFO request messages, and the INVITE message in specific control channel to MRF
For indicating that terminal device A is added in the meeting by MRF.
Step 14, MRF return to 200OK message after INFO request messages are received.
Terminal device A is successfully added in corresponding meeting by step 15, Conference server.
Step 16, Conference server send INVITE message to terminal device B, and the INVITE message is used to invite terminal to set
Standby B is added to meeting, that is, is added in the meeting that terminal device A has been added to.
Step 17, terminal device B return to 200OK message after INVITE message is received.
Step 18, Conference server send INVITE message in specific control channel to MRF, and the INVITE message is used
Terminal device B is added in corresponding meeting in instruction MRF.
Step 19, MRF return to 200OK message after INVITE message is received.
After step 20, Conference server receive 200OK message, ACK message is sent to terminal device B.
Step 21, Conference server send ACK message after 200OK message is received, to MRF.
Step 22, Conference server send INFO request messages in specific control channel to MRF.
Step 23, MRF returns to 200OK message after INFO request messages are received.
Terminal device B is successfully added in corresponding meeting by step 24, Conference server.
Terminal device C is successfully added in corresponding meeting by step 25, Conference server.Based on step 16- steps 24
Handling process, terminal device C is successfully added in corresponding meeting by Conference server.
Embodiment three
The embodiment of the present invention three provides a kind of method of Conference control, and under this application scene, meeting is realized for Conference server
View terminates the process that flow-participant exits meeting, as shown in figure 5, the process includes：
Step 1- steps 3, conference creation success, terminal device A, B, C are in a meeting.
Step 4- steps 5, terminal device A exit meeting, and send BYE message to Conference server.
After step 6, Conference server receive BYE message, 200OK message is returned to terminal device A.
Step 7, Conference server send BYE message after BYE message is received, to MRF.
Step 8, MRF return to 200OK message after BYE message is received.
Terminal device A is successfully exited meeting by step 9, Conference server.
Step 10- steps 11, terminal device B exit meeting, and send BYE message to Conference server.
After step 12, Conference server receive BYE message, 200OK message is returned to terminal device B.
Step 13, Conference server send BYE message after BYE message is received, to MRF.
Step 14, MRF return to 200OK message after BYE message is received.
Terminal device B is successfully exited meeting by step 15, Conference server.
Step 16- steps 17, terminal device C exit meeting, and send BYE message to Conference server.
After step 18, Conference server receive BYE message, 200OK message is returned to terminal device C.
Step 19, Conference server send BYE message after BYE message is received, to MRF.
Step 20, MRF return to 200OK message after BYE message is received.
Terminal device C is successfully exited meeting by step 21, Conference server.
Step 22, Conference server determine to terminate meeting.
Step 23, Conference server send BYE message (i.e. meeting adjourned message) to MRF.
Step 24, MRF return to 200OK message after BYE message is received.
The resource of step 25, the resource of MRF release meetings and specific control channel.MRF judges all companies of active conference
Connect and be not present, therefore the resource of the resource of MRF release meetings and specific control channel.
Example IV
The embodiment of the present invention four provides a kind of method of Conference control, and under this application scene, meeting is realized for Conference server
View terminates the process that flow-Conference server terminates meeting, as shown in fig. 6, the process includes：
Step 1- steps 3, conference creation success, terminal device A, B, C are in a meeting.
Step 4, Conference server determine to terminate meeting (such as passing through extraneous triggering or meeting to set).
Step 5, Conference server send BYE message to terminal device A.
After step 6, terminal device A receive BYE message, 200OK message is returned to Conference server.
Step 7, Conference server send BYE message to MRF.
Step 8, MRF return to 200OK message after BYE message is received.
Terminal device A is successfully exited meeting by step 9, Conference server.
Step 10, Conference server send BYE message to terminal device B.
After step 11, terminal device B receive BYE message, 200OK message is returned to Conference server.
Step 12, Conference server send BYE message to MRF.
Step 13, MRF return to 200OK message after BYE message is received.
Terminal device B is successfully exited meeting by step 14, Conference server.
Step 15, Conference server send BYE message to terminal device C.
After step 16, terminal device C receive BYE message, 200OK message is returned to Conference server.
Step 17, Conference server send BYE message to MRF.
Step 18, MRF return to 200OK message after BYE message is received.
Terminal device C is successfully exited meeting by step 19, Conference server.
Step 20, Conference server send BYE message (i.e. meeting adjourned message) to MRF.
Step 21, MRF return to 200OK message after BYE message is received.
The resource of step 22, the resource of MRF release meetings and specific control channel.MRF judges all companies of active conference
Connect and be not present, therefore the resource of the resource of MRF release meetings and specific control channel.
Embodiment five
The embodiment of the present invention five provides a kind of method of Conference control, under this application scene, realizes and uses for Conference server
In the adition process of family, participant exits the process of meeting, as shown in fig. 7, the process includes：
(such as reception is extraneous to be indicated, or automatic according to business configuration according to business trigger condition for step 1, Conference server
Triggering etc.), send the INVITE message for invitation to terminal device A.
After step 2, terminal device A receive INVITE message, 200OK message is returned.
Step 3, Conference server send INVITE message to MRF.Wherein, the INVITE message, which is used to trigger, completes terminal
Media consultation process between device A and MRF.
Step 4, MRF return to 200OK message after INVITE message is received.
After step 5, Conference server receive 200OK message, ACK message is sent to terminal device A.
Step 6, Conference server send ACK message after 200OK message is received, to MRF.
Step 7, Conference server send INVITE message in specific control channel to MRF, and INVITE message has been used for
Into the media negotiation between Conference server and MRF, and the INVITE message is used to indicate that MRF creates meeting, and meeting is taken
Business device is modeled to terminal device and added in the meeting.
Step 8, MRF return to 200OK message after INVITE message is received.
Step 9, Conference server send ACK message after receiving the 200 ok message, to MRF.
Step 10, Conference server send INFO request messages in specific control channel to MRF, and INFO requests disappear
Cease for indicating that Conference server is added in the meeting by MRF.
Step 11, MRF return to 200OK message after INFO request messages are received.
Step 12, Conference server create meeting success on MRF, and are successfully joined meeting.
Step 13, Conference server send INFO request messages, and the INVITE message in specific control channel to MRF
For indicating that terminal device A is added in the meeting by MRF.
Step 14, MRF return to 200OK message after INFO request messages are received.
Terminal device A is successfully added in corresponding meeting by step 15, Conference server.
Step 16, Conference server send INVITE message to terminal device B, and the INVITE message is used to invite terminal to set
Standby B is added to meeting, that is, is added in the meeting that terminal device A has been added to.
Step 17, terminal device B return to 200OK message after INVITE message is received.
Step 18, Conference server send INVITE message in specific control channel to MRF, and the INVITE message is used
Terminal device B is added in corresponding meeting in instruction MRF.
Step 19, MRF return to 200OK message after INVITE message is received.
After step 20, Conference server receive 200OK message, ACK message is sent to terminal device B.
Step 21, Conference server send ACK message after 200OK message is received, to MRF.
Step 22- steps 23, terminal device A exit meeting, and send BYE message to Conference server.
After step 24, Conference server receive BYE message, 200OK message is returned to terminal device A.
Step 25, Conference server send BYE message after BYE message is received, to MRF.
Step 26, MRF return to 200OK message after BYE message is received.
Terminal device A is successfully exited meeting by step 27, Conference server.
Step 28, Conference server determine not terminating meeting (still having addition to neutralize conference users to be added).
Step 29, Conference server send INFO request messages in specific control channel to MRF.
Step 30, MRF returns to 200OK message after INFO request messages are received.
Terminal device B is successfully added in corresponding meeting by step 31, Conference server.
Terminal device C is successfully added in corresponding meeting by step 32, Conference server.Based on terminal device B is added
Enter the handling process to meeting, terminal device C is added in meeting by Conference server.
Embodiment six
Based on the inventive concept same with the above method, a kind of Conference server is additionally provided in the embodiment of the present invention, when
When needing to create meeting, specific control channel, the specific control are established between Conference server and media resource function MRF
Channel is used to transmit the conference control signaling for needing to interact between Conference server and MRF, as shown in figure 8, the meeting takes
Business implement body includes：
Processing module 11, for indicating that the MRF creates meeting in the specific control channel, and utilize described specific
The Conference server is modeled as terminal device and is added in the meeting by control channel；
Sending module 12, for when it is determined that needing to terminate the meeting, to the MRF message that sends that meeting adjourned；By
The MRF discharges the resource of the meeting and the spy when receiving from the Conference server meeting adjourned message
Determine the resource of control channel；When not receiving from the Conference server meeting adjourned message, refusal discharges the meeting
Resource and the specific control channel resource.
The sending module 12, is additionally operable to when there is terminal device to exit the meeting, if need not currently terminate institute
Meeting is stated, then analog data flow is sent to MRF using specific control channel, so that MRF is receiving mould from specific control channel
When intending data flow, it is determined that the Conference server for being modeled as terminal device does not exit the meeting, and refuse to discharge the meeting
The resource of resource and the specific control channel.
The sending module 12, it is further used for during it is determined that needing to terminate the meeting, being currently joined into
All terminal devices of the meeting exit the meeting, and the Conference server does not currently invite other-end equipment to add
Enter to during the meeting, it is determined that needing to terminate the meeting；Or received in the Conference server and terminate the meeting
During order, it is determined that needing to terminate the meeting.
Wherein, the modules of apparatus of the present invention can be integrated in one, and can also be deployed separately.Above-mentioned module can close
And be a module, multiple submodule can also be further split into.
Embodiment seven
Based on the inventive concept same with the above method, a kind of media resource function is additionally provided in the embodiment of the present invention
MRF entities, when needing to create meeting, specific control channel, the specific control are established between MRF entities and Conference server
Channel processed is used to transmit the conference control signaling for needing to interact between Conference server and MRF, as shown in figure 9, the MRF is real
Body specifically includes：
Receiving module 21, MRF entity set-up meetings are indicated in the specific control channel for receiving Conference server
Order, and using the Conference server as simulation terminal device be added in the meeting；Processing module 22, for
When receiving from Conference server meeting adjourned message, the resource of the meeting and the specific control channel are discharged
Resource；When not receiving from Conference server meeting adjourned message, refusal discharges the resource of the meeting and described
The resource of specific control channel.
The processing module, it is additionally operable to when need not currently terminate the meeting, receives the Conference server and utilize
The analog data flow that the specific control channel is sent to MRF entities, and receiving simulation from the specific control channel
During data flow, it is determined that the Conference server for being modeled as terminal device does not exit the meeting, and refuse to discharge the meeting
Resource and the specific control channel resource.
Wherein, the modules of apparatus of the present invention can be integrated in one, and can also be deployed separately.Above-mentioned module can close
And be a module, multiple submodule can also be further split into.
Through the above description of the embodiments, those skilled in the art can be understood that the present invention can be by
Software adds the mode of required general hardware platform to realize, naturally it is also possible to which by hardware, but the former is more in many cases
Good embodiment.Based on such understanding, what technical scheme substantially contributed to prior art in other words
Part can be embodied in the form of software product, and the computer software product is stored in a storage medium, if including
It is dry to instruct to cause a computer equipment (be personal computer, server, or network equipment etc.) to perform this hair
Method described in bright each embodiment.It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment,
Module or flow in accompanying drawing are not necessarily implemented necessary to the present invention.It will be appreciated by those skilled in the art that in embodiment
Device in module can according to embodiment describe be distributed in the device of embodiment, respective change position can also be carried out
In one or more devices different from the present embodiment.The module of above-described embodiment can be merged into a module, can also
It is further split into multiple submodule.The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.With
Several specific embodiments of the upper disclosed only present invention, still, the present invention is not limited to this, any those skilled in the art
Member can think of change should all fall into protection scope of the present invention.
Claims (10)
- A kind of 1. method of Conference control, it is characterised in that when needing to create meeting, in Conference server and media resource work( Specific control channel can be established between MRF, the specific control channel, which is used to transmit, to be needed to hand between Conference server and MRF Mutual conference control signaling, methods described include：The Conference server indicates that the MRF creates meeting in the specific control channel, and utilizes the specific control This Conference server is modeled as terminal device and is added in the meeting by channel；The Conference server sends meeting adjourned message when it is determined that needing to terminate the meeting, to the MRF；By described MRF discharges the resource of the meeting and the specific control when receiving from the Conference server meeting adjourned message The resource of channel processed；When not receiving from the Conference server meeting adjourned message, refusal discharges the money of the meeting Source and the resource of the specific control channel.
- 2. the method as described in claim 1, it is characterised in that methods described further comprises：When there is terminal device to exit the meeting, if need not currently terminate the meeting, the Conference server profit Analog data flow is sent to the MRF with specific control channel, so that the MRF is receiving simulation number from specific control channel During according to stream, it is determined that the Conference server for being modeled as terminal device does not exit the meeting, and refuse to discharge the resource of the meeting And the resource of the specific control channel.
- 3. method as claimed in claim 1 or 2, it is characterised in that the Conference server determines to need to terminate the meeting Process, specifically include：The meeting is exited in all terminal devices for being currently joined into the meeting, and the meeting takes When business device does not invite currently the other-end equipment to be added to the meeting, the Conference server determines to need to terminate the meeting View；Or the Conference server, when receiving the order for terminating the meeting, the Conference server determines to need to terminate The meeting.
- A kind of 4. method of Conference control, it is characterised in that when needing to create meeting, in media resource function MRF and meeting Specific control channel is established between server, the specific control channel, which is used to transmit, to be needed between Conference server and MRF Interactive conference control signaling, methods described include：The MRF receives the Conference server and indicates that the MRF creates the order of meeting in the specific control channel, and It is added to the Conference server as the terminal device of simulation in the meeting；The MRF when receiving from the Conference server meeting adjourned message, discharge the meeting resource and The resource of the specific control channel；When not receiving from the Conference server meeting adjourned message, refusal release The resource of the resource of the meeting and the specific control channel.
- 5. method as claimed in claim 4, it is characterised in that methods described further comprises：When need not currently terminate the meeting, the MRF receives the Conference server and utilizes the specific control channel The analog data flow sent to the MRF, and when receiving analog data flow from the specific control channel, it is determined that simulation The meeting is not exited for the Conference server of terminal device, and refuses to discharge the resource of the meeting and described specific The resource of control channel.
- 6. a kind of Conference server, it is characterised in that when needing to create meeting, in Conference server and media resource function Specific control channel is established between MRF, the specific control channel, which is used to transmit, to be needed to interact between Conference server and MRF Conference control signaling, the Conference server specifically includes：Processing module, for indicating that the MRF creates meeting in the specific control channel, and utilize the specific control letter The Conference server is modeled as terminal device and is added in the meeting by road；Sending module, for when it is determined that needing to terminate the meeting, to the MRF message that sends that meeting adjourned；By the MRF When receiving from the Conference server meeting adjourned message, the resource of the meeting and the specific control letter are discharged The resource in road；When not receiving from the Conference server meeting adjourned message, refusal discharge the resource of the meeting with And the resource of the specific control channel.
- 7. Conference server as claimed in claim 6, it is characterised in thatThe sending module, it is additionally operable to when there is terminal device to exit the meeting, if need not currently terminate the meeting, Analog data flow then is sent to MRF using specific control channel, so that MRF is receiving analog data flow from specific control channel When, it is determined that the Conference server for being modeled as terminal device does not exit the meeting, and refuse to discharge the resource of the meeting and The resource of the specific control channel.
- 8. Conference server as claimed in claims 6 or 7, it is characterised in thatThe sending module, it is further used for during it is determined that needing to terminate the meeting, is being currently joined into the meeting All terminal devices of view exit the meeting, and the Conference server does not currently invite other-end equipment to be added to institute When stating meeting, it is determined that needing to terminate the meeting；Or the order for terminating the meeting is received in the Conference server When, it is determined that needing to terminate the meeting.
- 9. a kind of media resource function MRF entities, it is characterised in that when needing to create meeting, in MRF entities and conference service Specific control channel is established between device, the specific control channel, which is used to transmit, to be needed to interact between Conference server and MRF Conference control signaling, the MRF entities include：Receiving module, the order of MRF entity set-up meetings is indicated for receiving Conference server in the specific control channel, And it is added to the Conference server as the terminal device of simulation in the meeting；Processing module, for when receiving from Conference server meeting adjourned message, discharge the resource of the meeting with And the resource of the specific control channel；When not receiving from Conference server meeting adjourned message, refusal release institute State the resource of meeting and the resource of the specific control channel.
- 10. MRF entities as claimed in claim 9, it is characterised in thatThe processing module, it is additionally operable to when need not currently terminate the meeting, receives described in the Conference server utilization The analog data flow that specific control channel is sent to the MRF entities, simulation number is being received from the specific control channel During according to stream, it is determined that the Conference server for being modeled as terminal device does not exit the meeting, and refuse to discharge the meeting The resource of resource and the specific control channel.
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| CN101815067A (en) * | 2010-03-08 | 2010-08-25 | 中兴通讯股份有限公司 | Multimedia conference realization method and system |
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| CN102347846A (en) * | 2010-08-03 | 2012-02-08 | 华为终端有限公司 | Conference management method, related apparatus and system |
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| US20020076025A1 (en) * | 2000-12-18 | 2002-06-20 | Nortel Networks Limited And Bell Canada | Method and system for automatic handling of invitations to join communications sessions in a virtual team environment |
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| CN101848098A (en) * | 2009-03-24 | 2010-09-29 | 迈普通信技术股份有限公司 | Multiparty conference communication method based on SIP protocol |
| CN101815067A (en) * | 2010-03-08 | 2010-08-25 | 中兴通讯股份有限公司 | Multimedia conference realization method and system |
| CN102347846A (en) * | 2010-08-03 | 2012-02-08 | 华为终端有限公司 | Conference management method, related apparatus and system |
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