CN110098942A

CN110098942A - Message transmitting method, equipment and system

Info

Publication number: CN110098942A
Application number: CN201810098057.8A
Authority: CN
Inventors: 李汉成
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2018-01-31
Filing date: 2018-01-31
Publication date: 2019-08-06

Abstract

The embodiment of the present application provides message transmitting method, equipment and system, so that network bandwidth on the one hand can be efficiently used when user multicast message is sent to terminal；On the other hand, the processing consumption of terminal can be saved.Method includes: that the terminal in multicast group determines the user multicast message that the multicast group is received from unicast session；The terminal closes the processing that the user multicast message is received from broadcast channel.

Description

Message transmitting method, equipment and system

Technical field

This application involves field of communication technology more particularly to message transmitting methods, equipment and system.

Background technique

Multicast (multicast), also referred to as multicast are a kind of user multicasts for issuing multicast server or multicast platform Message is sent to one group of terminal along particular path, the communication mode of only a user multicast message in each path.It is opposite with The unicast (unicast) of One-to-one communication, using multicast transmission user multicast message, the quantity for increasing terminal can't significantly increase The load of screening network, so as to mitigate the load of server and equipment.That is, multicast can efficiently solve a little it is right The transmission and distribution problem of multiple spot, therefore, multicast is in current field of communication technology using more and more extensive.

For third generation partner program (3rd generation partnership project, 3GPP) standard group In the 5th generation (5rd generation, 5G) network architecture that the end of the year 2016 formulated, a variety of user group castings are also devised at present The transmission mode of text.For example, the access device for not supporting broadcast, user plane functions (user plane function, UPF) user multicast message is sent to one group by the mode for copying to user multicast message in multiple unicast sessions by network element Terminal；Alternatively, the access device for supporting broadcast, UPF network element are broadcasted user group by Multicast Tunnel or single tunnel Text is sent to access device, and then user multicast message is sent to one group of terminal by broadcast mode by access device.

However, the transmission mode of existing user multicast message does not consider the effective use and terminal of network bandwidth Consumption problem is handled, this will lead to the limitation of scheme.

Summary of the invention

The embodiment of the present application provides message transmitting method, equipment and system, so that user multicast message is sent to end When end, network bandwidth on the one hand can be efficiently used；On the other hand, the processing consumption of terminal can be saved.

In order to achieve the above objectives, embodiments herein adopts the following technical scheme that

In a first aspect, a kind of message transmitting method is provided, this method comprises: the terminal in multicast group is determined from unicast session The middle user multicast message for receiving the multicast group；The terminal closes the processing that the user multicast message is received from broadcast channel. Based on the program, since terminal can perceive the transmission mode of user multicast message, determining that terminal receives from unicast session In the case where user multicast message, terminal closes the processing that user multicast message is received from broadcast channel, therefore can save The processing of terminal consumes.

In a kind of possible design, which determines the user multicast message that the multicast group is received from unicast session, It include: that the terminal detects the user multicast message from the unicast session.That is, terminal can be to enable from unicast session The middle processing for receiving user multicast message, and then terminal can detect user multicast message in unicast session, if in unicast meeting User multicast message is detected in words, terminal from unicast session you can learn that receive the user multicast message of the multicast group.

In a kind of possible design, this method further include: the user multicast is detected from broadcast channel in the terminal In the case where message, which closes the processing that the user multicast message is received from unicast session.Based on the program, due to end End can perceive the transmission mode of user multicast message, determine the case where terminal receives user multicast message from broadcast channel Under, terminal closes the processing that user multicast message is received from unicast session, therefore can save the processing consumption of terminal.

In a kind of possible design, which determines the user multicast message that the multicast group is received from unicast session, It include: that the terminal receives the instruction information from session management network element, which is used to indicate the terminal in the unicast meeting The user multicast message is received in words.User multicast message is sent out that is, network side can choose matched transmission mode One group of terminal is given, and can notify the transmission mode of terminal user's multicast message, so that terminal can perceive user multicast The transmission mode of message.

In a kind of possible design, which is also used to indicate that terminal closing receives the use from broadcast channel The processing of family multicast message.That is, network side can show that instruction terminal closing receives the user group from broadcast channel The processing of text is broadcasted, so as to save the processing consumption of terminal.

Second aspect provides a kind of message transmitting method, this method comprises: session management network element determines the end in multicast group End receives the user multicast message of the multicast group from unicast session；The session management network element sends instruction information to the terminal, The instruction information is used to indicate the user multicast message that the terminal receives the multicast group in unicast session.Based on the program, one Aspect, unlike the scene that the transmission mode of user multicast message in the prior art considers is all relatively simple, the embodiment of the present application is mentioned In the message transmitting method of confession, network side can choose matched transmission mode and user multicast message be sent to terminal, therefore Redundant flow can be reduced to the full extent, to save network bandwidth and reduce network load；On the other hand, terminal is according to finger Show that information can perceive the transmission mode of user multicast message, therefore the processing consumption of terminal can be saved.

In a kind of possible design, which determines that terminal receives the use of the multicast group from unicast session Family multicast message, comprising: the session management network element obtains the multicast-capable information of the access device of terminal access；In the access The multicast-capable information of equipment is in the case where not supporting broadcast transmission, which determines the terminal from the unicast meeting The user multicast message is received in words.That is, network side can select to match according to the multicast-capable information of access device Transmission mode user multicast message is sent to one group of terminal, it can adapt to the access device of various abilities, therefore multicast Mode is more flexible, and application scenarios are more extensive.

In a kind of possible design, which obtains the multicast-capable letter of the access device of terminal access Breath, comprising: the session management network element sends the first multicast-capable inquiry request to mobile management net element, which looks into The information that request carries the access device is ask, for requesting the multicast-capable of the inquiry access device；The session management network element connects The first multicast-capable inquiry response from the mobile management managed network element is received, which carries this and connect Enter the multicast-capable information of equipment.Based on which, the multicast-capable information of the available access device of session management network element.

In a kind of possible design, which obtains the multicast-capable letter of the access device of terminal access Breath, comprising: the session management network element sends the second multicast-capable inquiry request, second multicast-capable inquiry to the access device Request is for requesting the multicast-capable of the inquiry access device；The session management network element receives second group from the access device Capability query response is broadcast, which carries the multicast-capable information of the access device.Based on which, The multicast-capable information of the available access device of session management network element.

In a kind of possible design, the first multicast-capable inquiry request or the second multicast-capable inquiry request are carried The information of the multicast group.In this way, can be when access device corresponds to different multicast-capable information in different multicast groups, it can According to the information of the multicast group, to determine the access device in the ability information of the multicast group.

In a kind of possible design, which includes: not support broadcast transmission or support Multicast Tunnel Receive or support single tunnel to receive or support broadcast transmission.

The third aspect provides a kind of message transmitting method, this method comprises: session management network element determines the end in multicast group End receives the user multicast message of the multicast group from unicast session；The session management network element sends instruction information to the terminal, The instruction information is used to indicate the user multicast message that the terminal receives the multicast group in unicast session；Terminal reception comes from The instruction information of the session management network element, and according to the instruction information, it closes and receives user multicast message from broadcast channel Processing.

Wherein, the technical effect of the third aspect can refer to the associated description of the technical effect of second aspect, no longer superfluous herein It states.

Fourth aspect provides a kind of message transmitting method, this method comprises: access device receives the internet for carrying out self terminal Igmpinternet IGMP joins message；The access device joins message according to the IGMP, and determine has on the access device for the first time A multicast group is added in terminal；The access device sends multicast join message to mobile management net element, which takes Multicast-capable information with the access device；The mobile management net element receives the multicast join message from the access device, and Session management network element is selected according to the multicast-capable information of the access device；The mobile management net element is sent out to the session management network element Give the multicast join message, wherein the multicast-capable information of the access device is for selecting user plane functions network element.Based on the party Case, since mobile management net element can select session management network element, session management net according to the multicast-capable information of access device Member can select user plane functions network element according to the multicast-capable information of access device, that is to say, that the user plane functions net of selection Member can match with the multicast-capable information of access device, therefore can be to avoid the user face function selected according to existing mode Can network element and access device multicast-capable information mismatch and the flow redundancy issue that may cause, can reduce to the full extent Redundant flow, to save network bandwidth and reduce network load.

5th aspect, provides a kind of terminal, which, which has, realizes the above-mentioned described in any item methods of first aspect Function.The function can also execute corresponding software realization by hardware realization by hardware.The hardware or software include One or more modules corresponding with above-mentioned function.

6th aspect, provides a kind of terminal, comprising: processor and memory；The memory is held for storing computer Row instruction, when the terminal operating, which executes the computer executed instructions of memory storage, so that the terminal is held Message transmitting method of the row as described in any one of above-mentioned first aspect.

7th aspect, provides a kind of terminal, comprising: processor；The processor is read for coupling with memory After instruction in memory, the message transmitting method as described in any one of above-mentioned first aspect is executed according to described instruction.

Eighth aspect provides a kind of computer readable storage medium, and finger is stored in the computer readable storage medium It enables, when run on a computer, computer is allowed to execute message transmissions described in any one of above-mentioned first aspect Method.

9th aspect, provides a kind of computer program product comprising instruction, when run on a computer, so that Computer can execute message transmitting method described in any one of above-mentioned first aspect.

Tenth aspect, provides a kind of chip system, which includes processor, for supporting that it is above-mentioned that terminal is realized Function involved in aspect, such as determine the user multicast message that multicast group is received from unicast session.A kind of possible In design, which further includes memory, the memory, for saving the necessary program instruction of terminal and data.The core Piece system, can be made of chip, also may include chip and other discrete devices.

Wherein, the 5th aspect technical effect brought by any design method into ten aspects can be found in first aspect Technical effect brought by different designs mode, details are not described herein again.

On the one hand tenth, provides a kind of session management network element, which, which has, realizes above-mentioned first aspect The function of described in any item methods.The function it is real can also to execute corresponding software by hardware realization by hardware It is existing.The hardware or software include one or more modules corresponding with above-mentioned function.

12nd aspect, provides a kind of session management network element, comprising: processor and memory；The memory is for depositing Computer executed instructions are stored up, when session management network element operation, the computer which executes memory storage is held Row instruction so that the session management network element execute such as above-mentioned the and in terms of any one of as described in message transmitting method.

13rd aspect, provides a kind of session management network element, comprising: processor；The processor is used for and memory Coupling, and after reading the instruction in memory, the report as described in any one of above-mentioned second aspect is executed according to described instruction Message transmitting method.

Fourteenth aspect provides a kind of computer readable storage medium, is stored in the computer readable storage medium Instruction allows computer to execute the biography of message described in any one of above-mentioned second aspect when run on a computer Transmission method.

15th aspect, provide a kind of computer program product comprising instruction makes when run on a computer Message transmitting method described in any one of above-mentioned first aspect can be executed by obtaining computer.

16th aspect, provides a kind of chip system, which includes processor, for supporting session management net Member realizes function involved in above-mentioned aspect, such as determines that the terminal in multicast group receives the multicast group from unicast session User multicast message.In a kind of possible design, which further includes memory, the memory, for saving session The necessary program instruction of managed network element and data.The chip system can be made of chip, also may include chip and other points Vertical device.

Wherein, the tenth one side technical effect brought by any design method into 16 aspects can be found in second party Technical effect brought by different designs mode in face, details are not described herein again.

17th aspect, provides a kind of message transfer system, which includes: session management network element and multicast Terminal in group；The session management network element, for determining that the terminal receives the user group casting of the multicast group from unicast session Text, and instruction information is sent to the terminal, which is used to indicate the terminal and receives the multicast group in unicast session User multicast message；The terminal, for receiving the instruction information from the session management network element, and according to the instruction information, Close the processing that the user multicast message is received from broadcast channel.

Wherein, the technical effect of the 17th aspect can refer to the associated description of the technical effect of the third aspect, herein no longer It repeats.

18th aspect, provides a kind of message transfer system, which includes: session management network element and access Equipment；The access device carrys out the Internet Group Management Protocol IGMP of self terminal and joins message, and added according to the IGMP for receiving Enter message, determine on the access device has terminal that a multicast group is added for the first time；The access device is also used to mobile management Network element sends multicast join message, which carries the multicast-capable information of the access device；The mobile management net Member selects meeting for receiving the multicast join message from the access device, and according to the multicast-capable information of the access device Talk about managed network element；The mobile management net element is also used to send the multicast join message to the session management network element, wherein this connects Enter the multicast-capable information of equipment for selecting user plane functions network element.

Wherein, the technical effect of the 18th aspect can refer to the associated description of the technical effect of fourth aspect, herein no longer It repeats.

These aspects or other aspects of the application can more straightforward in the following description.

Detailed description of the invention

In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below There is attached drawing needed in technical description to be briefly described.

Fig. 1 is the configuration diagram one of message transfer system provided by the embodiments of the present application；

Fig. 2 is the configuration diagram two of message transfer system provided by the embodiments of the present application；

Fig. 3 is 5G network architecture schematic diagram provided by the embodiments of the present application；

Fig. 4 is the hardware structural diagram of communication equipment provided by the embodiments of the present application；

Fig. 5 is message transmitting method flow diagram one provided by the embodiments of the present application；

Fig. 6 is message transmitting method flow diagram two provided by the embodiments of the present application；

Fig. 7 is message transmitting method flow diagram three provided by the embodiments of the present application；

Fig. 8 is message transmitting method flow diagram four provided by the embodiments of the present application；

Fig. 9 is message transmitting method flow diagram five provided by the embodiments of the present application；

Figure 10 is a kind of structural schematic diagram of device provided by the embodiments of the present application；

Figure 11 is a kind of structural schematic diagram of session management network element provided by the embodiments of the present application.

Specific embodiment

Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application is described.Its In, in the description of the present application, unless otherwise indicated, "/" indicate or the meaning, for example, A/B can indicate A or B；Herein "and/or" be only a kind of incidence relation for describing affiliated partner, indicate may exist three kinds of relationships, for example, A and/or B, Can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.Also, in the description of the present application, remove Non- to be otherwise noted, " multiple " refer to two or more.In addition, for the ease of clearly describing the technical side of the embodiment of the present application Case, in embodiments herein, use the printed words such as " first ", " second " to function and act on essentially identical identical entry or Similar item distinguishes.It will be appreciated by those skilled in the art that the printed words such as " first ", " second " are not to quantity and execution order It is defined, and the printed words such as " first ", " second " also do not limit certain difference.

In addition, the network architecture and business scenario of the embodiment of the present application description are to more clearly illustrate the application The technical solution of embodiment does not constitute the restriction for technical solution provided by the embodiments of the present application, ordinary skill Personnel it is found that with the differentiation of the network architecture and the appearance of new business scene, technical solution provided by the embodiments of the present application for Similar technical problem, it is equally applicable.

As shown in Figure 1, being message transfer system 10 provided by the embodiments of the present application, which includes session Terminal 102 in managed network element 101 and multicast group.

Wherein, session management network element 101, for determining that terminal 102 receives the user group of the multicast group from unicast session Casting text, and instruction information is sent to terminal 102, which is used to indicate terminal and receives the multicast group in unicast session User multicast message.

Terminal 102, for receiving the instruction information from session management network element 101, and according to the instruction information, close from The processing of user multicast message is received in broadcast channel.

Optionally, it needs between the session management network element 101 in the embodiment of the present application and terminal 102 through access device Forwarding is communicated, and the embodiment of the present application is not especially limited this.

In message transfer system provided by the embodiments of the present application, session management network element can determine the terminal in multicast group After the user multicast message for receiving the multicast group in unicast session, instruction terminal receives the multicast group in unicast session User multicast message.On the one hand, the scene considered unlike the transmission mode of user multicast message in the prior art is all relatively simple, In message transfer system provided by the embodiments of the present application, network side can choose matched transmission mode and send out user multicast message One group of terminal is given, therefore redundant flow can be reduced to the full extent, to save network bandwidth and reduce network load；Separately On the one hand, terminal can perceive the transmission mode of user multicast message according to instruction information, determine terminal from unicast session In the case where receiving user multicast message, terminal closes the processing that user multicast message is received from broadcast channel, so as to Save the processing consumption of terminal.

Optionally, as shown in Fig. 2, for another message transfer system 20 provided by the embodiments of the present application, the message transmissions System 20 includes access device 201 and mobile management net element 202.

Wherein, access device 201, for receiving Internet Group Management Protocol (the internet group for carrying out self terminal Management protocol, IGMP) it joins message；And joined message according to the IGMP, it determines first on access device 201 It is secondary to have terminal that a multicast group is added, in turn, multicast join message, the multicast join message are sent to mobile management net element 202 Carry the multicast-capable information of access device 201.

Mobile management net element 202, for receiving the multicast join message from access device 201, and according to access device After 201 multicast-capable information selection session management network element, the multicast for carrying access device 201 is sent to session management network element The multicast join message of ability information, wherein the multicast-capable information of access device 201 is for selecting user plane functions network element.

Optionally, in the embodiment of the present application, access device joins message according to IGMP, and determine on access device has for the first time It is a step in igmp proxy function that a multicast group, which is added, in terminal, determines on access device have for the first time in access device Terminal is added after a multicast group, and sending multicast join message to mobile management net element is also one in igmp proxy function Step.That is, access device joins message according to IGMP, determine on access device has terminal that a multicast is added for the first time Group sends multicast join message to mobile management net element in turn, can be considered as access device and execute igmp proxy function, herein It is described collectively, repeats no more below.

Optionally, between the access device 201 in the embodiment of the present application and mobile management net element 202 can with direct communication, It can also be communicated by the forwarding of other equipment or network element or entity, the embodiment of the present application is not especially limited this.

In message transfer system provided by the embodiments of the present application, since mobile management net element can be according to the group of access device Ability information selection session management network element is broadcast, session management network element can select user according to the multicast-capable information of access device Face functional network element, that is to say, that the user plane functions network element of selection can match with the multicast-capable information of access device, because This can to avoid the multicast-capable information of the user plane functions network element and access device selected according to existing mode mismatch and The flow redundancy issue that may cause, can reduce redundant flow to the full extent, to save network bandwidth and reduce network Load.

Optionally, message transfer system shown in fig. 1 or fig. 2 can be applied to current 5G network and the following others Network, the present invention is not especially limit this.

Illustratively, it is assumed that message transfer system shown in fig. 1 or fig. 2 can be applied to current 5G network, then such as Fig. 3 Shown, network element corresponding to above-mentioned session management network element 101 or entity can be the conversation management functional in 5G network (session management function, SMF) network element；Network element corresponding to above-mentioned terminal 102 or entity can be Terminal in 5G network, wherein the nothing that the terminal passes through 3GPP access net side (can also be referred to as mobile network) in 5G network Line access (radio access network, RAN) equipment is communicated；Network element corresponding to above-mentioned access device 201 Either entity can access non-3 GPP access network (such as fixed network) in the RAN equipment or 5G network of net side for 3GPP in 5G network Access gateway function (access gateway function, AGF) network element of side, the embodiment of the present application do not limit this specifically It is fixed；Network element corresponding to above-mentioned mobile management net element 202 or entity can be the access and mobile management in 5G network Function (access and mobility management function, AMF) network element.

In addition, as shown in figure 3, the 5G network can also include UPF network element and some other unshowned network elements, such as system One data management (unified data management, UDM) network element, policy control functions (policy control Function, PCF) network element or authentication server function (authentication server function, AUSF) network element Deng the embodiment of the present application is not especially limited this.

Wherein, as shown in figure 3, RAN equipment can be directly (merely exemplary in figure to draw one with one or more terminals Terminal) communication, AGF network element can be (in figure merely exemplary by access point (access node, AN) and one or more terminals Draw a terminal) communication, the embodiment of the present application is not especially limited this.In addition, the terminal of 3GPP access net side passes through Next generation network (next generation, N) 1 interface (abbreviation N1) is communicated with AMF network element；The terminal of non-3 GPP access net side It is communicated by N1* interface (abbreviation N1*) with AMF network element；RAN equipment is communicated by N2 interface (abbreviation N2) with AMF network element；AGF Network element is communicated by N2* interface (abbreviation N2*) with AMF network element；RAN equipment is communicated by N3 interface (abbreviation N3) with UPF network element； AGF network element is communicated by N3* interface (abbreviation N3*) with UPF network element；AMF network element passes through N11 interface (abbreviation N11) and SMF network element Communication；SMF network element is communicated by N4 interface (abbreviation N4) with UPF network element；UPF network element accesses data by N6 interface (abbreviation N6) Network.

It should be noted that the interface name between each network element in Fig. 3 is an example, interface in specific implementation Name may be other names, and the embodiment of the present application is not especially limited this.

It should be noted that terminal, RAN equipment, AGF network element, AMF network element, SMF network element and UPF network element etc. in Fig. 3 It is only a name, name does not constitute restriction to equipment itself.In 5G network and following other networks, terminal, RAN are set Network element corresponding to standby, AGF network element, AMF network element, SMF network element and UPF network element or entity are also possible to other names, this Application embodiment is not especially limited this.For example, UPF network element is it is also possible to be replaced by UPF UPF entity, etc., This is described collectively, and is repeated no more below.

Optionally, terminal (terminal) involved in the embodiment of the present application may include various with wireless communication The handheld device of function, wearable device, calculates equipment or is connected to other processing of radio modem and set mobile unit It is standby；It can also include subscriber unit (subscriber unit), cellular phone (cellular phone), smart phone (smart phone), wireless data card, are put down at personal digital assistant (personal digital assistant, PDA) computer Template computer, radio modem (modem), handheld device (handheld), laptop computer (laptop Computer), wireless phone (cordless phone) or wireless local loop (wireless local loop, WLL) Platform, machine type communication (machine type communicat ion, MTC) terminal, user equipment (user equipment, UE), mobile station (mobile station, MS), terminal device (terminal device) or trunk subscriber equipment etc..Its In, trunk subscriber equipment for example can be 5G home gateway (residential gateway, RG).For convenience of description, the application In, apparatus mentioned above is referred to as terminal.

Optionally, the mobile management net in the session management network element or terminal or Fig. 2 in the embodiment of the present application Fig. 1 Member or access device can be realized by an equipment, can also be realized, be can also be in an equipment jointly by multiple equipment A functional module, the embodiment of the present application is not especially limited this.It is understood that above-mentioned function is either hardware Network element in equipment is also possible on the software function run on specialized hardware or platform (for example, cloud platform) The virtualization of instantiation.

For example, the mobile management net element in session management network element or terminal or Fig. 2 in the embodiment of the present application Fig. 1 Or access device can be realized by the communication equipment in Fig. 4.Fig. 4 show communication equipment provided by the embodiments of the present application Hardware structural diagram.The communication equipment 400 include at least one processor 401, communication line 402, memory 403 and At least one communication interface 404.

Processor 401 can be a general central processor (central processing unit, CPU), micro process Device, application-specific integrated circuit (application-specific integrated circuit, ASIC) or one or more A integrated circuit executed for controlling application scheme program.

Communication line 402 may include an access, and information is transmitted between said modules.

Communication interface 404, using the device of any transceiver one kind, for other equipment or communication, such as Ethernet, wireless access network (radio access network, RAN), WLAN (wireless local area Networks, WLAN) etc..

Memory 403 can be read-only memory (read-only memory, ROM) or can store static information and instruction Other kinds of static storage device, random access memory (random access memory, RAM) or letter can be stored The other kinds of dynamic memory of breath and instruction, is also possible to Electrically Erasable Programmable Read-Only Memory (electrically Erasable programmable read-only memory, EEPROM), CD-ROM (compact disc read- Only memory, CD-ROM) or other optical disc storages, optical disc storage (including compression optical disc, laser disc, optical disc, digital universal Optical disc, Blu-ray Disc etc.), magnetic disk storage medium or other magnetic storage apparatus or can be used in carrying or store to have referring to Enable or data structure form desired program code and can by any other medium of computer access, but not limited to this. Memory, which can be, to be individually present, and is connected by communication line 402 with processor.Memory can also be integrated in processor Together.

Wherein, memory 403 be used for store execution application scheme computer executed instructions, and by processor 401 Control executes.Processor 401 is for executing the computer executed instructions stored in memory 403, to realize that the application is following The message transmitting method that embodiment provides.

Optionally, the computer executed instructions in the embodiment of the present application can also be referred to as application code, the application Embodiment is not especially limited this.

In the concrete realization, as one embodiment, processor 401 may include one or more CPU, such as in Fig. 4 CPU0 and CPU1.

In the concrete realization, as one embodiment, communication equipment 400 may include multiple processors, such as in Fig. 4 Processor 401 and processor 408.Each of these processors can be monokaryon (single-CPU) processor, It can be multicore (multi-CPU) processor.Here processor can refer to one or more equipment, circuit, and/or use In the processing core of processing data (such as computer program instructions).

In the concrete realization, as one embodiment, communication equipment 400 can also include that output equipment 405 and input are set Standby 406.Output equipment 405 and processor 401 communicate, and can show information in many ways.For example, output equipment 405 can To be liquid crystal display (liquid crystal display, LCD), Light-Emitting Diode (light emitting diode, LED equipment) is shown, cathode-ray tube (cathode ray tube, CRT) shows equipment or projector (projector) etc.. Input equipment 406 and processor 401 communicate, and can receive the input of user in many ways.For example, input equipment 406 can be with It is mouse, keyboard, touch panel device or sensing equipment etc..

Above-mentioned communication equipment 400 can be a common apparatus either special equipment.In the concrete realization, lead to Letter equipment 400 can be desktop computer, portable computer, network server, palm PC (personal digital Assistant, PDA), cell phone, tablet computer, wireless terminal device, embedded device or have setting for similar structures in Fig. 4 It is standby.The embodiment of the present application does not limit the type of communication equipment 400.

Message transmitting method provided by the embodiments of the present application is specifically addressed below in conjunction with Fig. 1 to Fig. 4.

It should be noted that each parameter in message name or message in the following embodiments of the application between each network element Name etc. is an example, is also possible to other names in specific implementation, the embodiment of the present application is not especially limited this.

By taking message transfer system shown in FIG. 1 is applied to 5G network as shown in Figure 3 as an example, as shown in figure 5, being the application A kind of message transmitting method that embodiment provides, the message transmitting method include the following steps:

The enabled processing that user multicast message is received from unicast session and broadcast channel of S501, terminal.

It is enabled after the processing for receiving user multicast message in unicast session and broadcast channel in terminal in this implementation, Terminal can detect user multicast message simultaneously in unicast session and broadcast channel, be described collectively herein, no longer superfluous below It states.

Multicast-capable information of S502, RAN equipment to AMF network element registration RAN equipment.

In the present embodiment, the multicast-capable information of RAN equipment may include do not support broadcast transmission, support broadcast transmission, Multicast Tunnel is supported to receive or support that single tunnel receives, the present embodiment is not especially limited this.

Wherein, it in the present embodiment, does not support broadcast transmission to refer to, does not support user multicast message by way of broadcast It is sent to terminal；Broadcast transmission is supported to refer to, user multicast message is sent to terminal by way of broadcast by support；Support group It broadcasts tunnel reception to refer to, supports to receive the user multicast message from UPF network element by Multicast Tunnel；Single tunnel is supported to receive Refer to, supports to receive the user multicast message from UPF network element by single tunnel, be described collectively, repeat no more below herein.

Wherein, in the present embodiment, if the multicast-capable information of RAN equipment includes that Multicast Tunnel is supported to receive or support list Tunnel reception is broadcast, then implies RAN equipment simultaneously and supports broadcast transmission；If the multicast-capable information of RAN equipment includes not supporting Broadcast transmission then implies RAN equipment simultaneously and is only capable of by the way of unicast session for user multicast message being sent to one group of end End, is described collectively herein, repeats no more below.

Optionally, in the present embodiment, multicast reception is supported for example to can be support multimedia broadcast multi-broadcasting business (multimedia broadcast muliticast service, MBMS) or the MBMS of evolution (evolved MBMS, EMBMS), it is described collectively, repeats no more below herein.

Optionally, there is no inevitable execution sequencing between the step S501 in the present embodiment and step S502, it can be with It is to first carry out step S501, then execute step S502；It is also possible to first carry out step S502, then executes step S501；It can be with It is to be performed simultaneously step S501 and S502, the present embodiment is not especially limited this.

503, terminal sends IGMP to UPF network element and joins message, so that UPF network element receives the IGMP addition for carrying out self terminal Message.

In the present embodiment, terminal sends IGMP and join message to UPF network element to be referred to, a multicast group is added in terminal, certainly, Terminal can also be added a multicast group by other means, such as by configuring or signing information designated user or user are built Session belongs to some multicast group, and the present embodiment is not especially limited this.

S504, UPF network element send IGMP to SMF network element and join message, so that SMF network element is received from UPF network element IGMP joins message.

S505, SMF network element send multicast-capable inquiry request to AMF network element, so that AMF network element, which receives, comes from SMF net The multicast-capable inquiry request of member.Wherein, which carries the information of RAN equipment.

In the present embodiment, the information of RAN equipment for example can be the mark of RAN equipment or the internet protocol of RAN equipment Address (internet protocol, IP) etc. is discussed, the present embodiment is not especially limited this.

Optionally, in the present embodiment, the information for the multicast group that multicast-capable inquiry request can be added with carried terminal should The information of multicast group is for determining RAN equipment in the multicast-capable information of the multicast group.The information of the multicast group for example can be The mark of multicast group, the present embodiment are not especially limited this.

S506, AMF network element send multicast-capable inquiry response to SMF network element, so that SMF network element, which receives, comes from AMF net The multicast-capable inquiry response of member.Wherein, which carries the multicast-capable information of RAN equipment.

S507, SMF network element initiate the forward-path of creation user multicast message according to the multicast-capable information of RAN equipment.

Illustratively, if the multicast-capable information of RAN equipment is not support broadcast transmission, SMF network element can indicate end The unicast session is added in multicast replication list by the UPF network element where the unicast session at end.

Alternatively, illustrative, if the multicast-capable information of RAN equipment is that single tunnel is supported to receive, SMF network element can be with After the information for obtaining corresponding UPF network element, sent to corresponding UPF network element from RAN equipment according to the information of the UPF network element The single tunnel information of the RAN equipment of middle acquisition, and then added the single tunnel information of the RAN equipment by corresponding UPF network element Enter into multicast replication list.

Alternatively, illustrative, if the multicast-capable information of RAN equipment is that Multicast Tunnel is supported to receive, SMF network element can be with Obtain at least one of information or the Multicast Tunnel information of corresponding UPF network element.If Multicast Tunnel has not been obtained in SMF network element Information, then SMF network element generates Multicast Tunnel address and the Multicast Tunnel address is issued to corresponding UPF network element or issues group Tunnel creation request is broadcast to corresponding UPF network element, after generating Multicast Tunnel address by UPF network element, is created according to Multicast Tunnel address Build Multicast Tunnel.After UPF network element creates Multicast Tunnel, Multicast Tunnel information can be sent to SMF network element by UPF network element, And the Multicast Tunnel information is sent to RAN equipment by SMF network element, by RAN equipment after receiving Multicast Tunnel information, to Network side sends multicast and joins message, to be added in the Multicast Tunnel of corresponding UPF network element.

Alternatively, illustrative, if the multicast-capable information of RAN equipment is to support broadcast transmission, SMF network element can basis Network side ability and topology select UPF network element and pass-through mode.Such as network side has UPF network element to support Multicast Tunnel or list Tunnel style forwarding is broadcast, then select the UPF network element and creates corresponding multicast or single tunnel forwarding user multicast message.

It should be noted that above-mentioned be merely exemplary the multicast-capable information for giving SMF network element according to RAN equipment, Initiate being briefly described for the forward-path of creation user multicast message.How the present embodiment does not limit SMF network element according to RAN equipment Multicast-capable information, initiate creation user multicast message forward-path.

Further, message transmitting method provided by the embodiment further includes step S508a-S509a or step S508b- S509b, wherein step S508a-S509a is as follows:

S508a, terminal detect user multicast message from unicast session.

S509a, terminal close the processing that user multicast message is received from broadcast channel.

Wherein, in the present embodiment, terminal closes the processing that user multicast message is received from broadcast channel, can be terminal User multicast message is detected no longer in broadcast channel；Alternatively, can be terminal to the user group received in broadcast channel Casting text is not handled, for example is discarded in the user multicast message, etc. received in broadcast channel, and the present embodiment does not make this to have Body limits.

Wherein, step S508b-S509b is as follows:

S508b, terminal detect user multicast message from broadcast channel.

S509b, terminal close the processing that user multicast message is received from unicast session.

Wherein, in the present embodiment, terminal closes the processing that user multicast message is received from unicast session, can be terminal User multicast message is detected no longer in unicast session；Alternatively, can be terminal to the user group received in unicast session Casting text is not handled, for example is discarded in the user multicast message, etc. received in unicast session, and the present embodiment does not make this to have Body limits.

In message transmitting method provided in this embodiment, on the one hand, SMF network element can be according to the group of the RAN equipment of acquisition Broadcast the forward-path that ability information initiates creation user multicast message, that is to say, that unlike user multicast message in the prior art The scene that considers of transmission mode it is all relatively simple, in message transmitting method provided in this embodiment, network side can be according to connecing The multicast-capable information for entering equipment selects matched transmission mode that user multicast message is sent to one group of terminal, it can adapts to The access device of various abilities, therefore multicast mode is more flexible, application scenarios are more extensive, and can reduce to the full extent superfluous Residual current amount, to save network bandwidth and reduce network load.On the other hand, terminal can perceive the biography of user multicast message Defeated mode, in the case where determining that terminal receives user multicast message from unicast session, terminal closing connects from broadcast channel The processing of user multicast message is received, so as to save the processing consumption of terminal.

Wherein, the movement of above-mentioned steps S501 is into S509a or S501 is into S509b terminal or SMF network element can The application code stored in memory 403 is called to execute with the processor 401 in communication equipment 400 as shown in Figure 4, The present embodiment is not intended to be limited in any this.

Optionally, by taking message transfer system shown in FIG. 1 is applied to 5G network as shown in Figure 3 as an example, as shown in fig. 6, For another message transmitting method provided by the embodiments of the present application, which includes the following steps:

S601, with step S501, associated description can refer to embodiment shown in fig. 5, and details are not described herein.

S602-S603, with step S603-S604, associated description can refer to embodiment shown in fig. 5, and details are not described herein.

S604, SMF network element send multicast-capable inquiry request to RAN equipment, so that RAN equipment, which receives, comes from SMF net The multicast-capable inquiry request of member.

Optionally, in the present embodiment, the information for the multicast group that multicast-capable inquiry request can be added with carried terminal, the group The information of group is broadcast for determining RAN equipment in the multicast-capable information of the multicast group.The information of the multicast group for example can be group The mark of group is broadcast, the present embodiment is not especially limited this.

S605, RAN equipment send multicast-capable inquiry response to SMF network element, so that the reception of SMF network element is set from RAN Standby multicast-capable inquiry response.Wherein, which carries the multicast-capable information of RAN equipment.

Wherein, the associated description of the multicast-capable information of RAN equipment can refer to embodiment shown in fig. 5, no longer superfluous herein It states.

Optionally, in the present embodiment, in the case where the multicast-capable information of RAN equipment is to support the received situation of single tunnel, The multicast-capable inquiry response can also carry single tunnel information, remove the RAN device request list again without SMF network element Tunnel information is broadcast, the present embodiment is not especially limited this.

Optionally, in the present embodiment, in the case where the multicast-capable information of RAN equipment is to support broadcast transmission, the group Broadcast capability query response can also carry RAN equipment receive multicast data flow instruction information, without execute it is subsequent Process, the present embodiment are not especially limited this.

S606-S608a or S606-S608b, with step S507-S509a or S507-S509b, associated description can join Embodiment shown in fig. 5 is examined, details are not described herein.

On the one hand, the multicast mode in message transmitting method provided in this embodiment is more flexible, and application scenarios are more wide It is general；On the other hand, message transmitting method provided in this embodiment can save the processing consumption of terminal.Correlation analysis can refer to figure The technical effect of embodiment shown in 5 describes, and details are not described herein.

Wherein, the movement of above-mentioned steps S601 is into S608a or S601 is into S608b terminal or SMF network element can The application code stored in memory 403 is called to execute with the processor 401 in communication equipment 400 as shown in Figure 4, The present embodiment is not intended to be limited in any this.

Optionally, by taking message transfer system shown in FIG. 1 is applied to 5G network as shown in Figure 3 as an example, as shown in fig. 7, For another message transmitting method provided by the embodiments of the present application, which includes the following steps:

S701-S706, with step S502-S507, associated description can refer to embodiment shown in fig. 5, and details are not described herein.

Further, in the case where the multicast-capable information of RAN equipment is not support broadcast transmission, the present embodiment provides Message transmitting method further include following steps:

S707, SMF network element determine that the terminal in multicast group receives the user multicast message of the multicast group from unicast session.

That is, in the present embodiment, in the case where the multicast-capable information of RAN equipment is not support broadcast transmission, SMF can determine that the terminal in multicast group receives the user multicast message of the multicast group from unicast session.

S708, SMF network element send instruction information to terminal, so that terminal receives the instruction information from SMF network element.

Wherein, which is used to indicate terminal and receives user multicast message in multicast group in unicast session.

S709, with step S509b, associated description can refer to embodiment shown in fig. 5, and details are not described herein.

Wherein, terminal or SMF network element of the above-mentioned steps S701 into S709 movement can communication as shown in Figure 4 set Processor 401 in standby 400 calls the application code stored in memory 403 to execute, and the present embodiment does not appoint this What is limited.

Optionally, by taking message transfer system shown in FIG. 1 is applied to 5G network as shown in Figure 3 as an example, as shown in figure 8, For another message transmitting method provided by the embodiments of the present application, which includes the following steps:

S801-S805, with step S602-S606, associated description can refer to embodiment shown in fig. 6, and details are not described herein.

S806-S808, with step S707-S709, associated description can refer to embodiment shown in Fig. 7, and details are not described herein.

Wherein, terminal or SMF network element of the above-mentioned steps S801 into S808 movement can communication as shown in Figure 4 set Processor 401 in standby 400 calls the application code stored in memory 403 to execute, and the present embodiment does not appoint this What is limited.

Optionally, by taking message transfer system shown in Fig. 2 is applied to 5G network as shown in Figure 3 as an example, as shown in figure 9, For another message transmitting method provided by the embodiments of the present application, which includes the following steps:

S901, terminal send IGMP to access device and join message, so that access device receives the IGMP for carrying out self terminal It joins message.

S902, access device join message according to the IGMP, and determine on the access device has terminal to be added one for the first time Multicast group.

S903, access device send multicast join message to AMF network element, so that AMF network element, which receives, comes from access device Multicast join message.Wherein, which carries the multicast-capable information of access device.

In the present embodiment, the multicast-capable information of access device, which for example can be, supports single tunnel reception or support group Tunnel reception etc. is broadcast, the present embodiment is not especially limited this.Wherein, it supports single tunnel to receive or Multicast Tunnel is supported to receive Associated description can refer to embodiment shown in fig. 5, details are not described herein.

S904, AMF network element select SMF network element according to the multicast-capable information of access device.

Illustratively, in the case where the multicast-capable information of access device is to support the received situation of Multicast Tunnel, AMF network element is answered The received SMF network element of Multicast Tunnel is supported in selection as far as possible.

S905, AMF network element send multicast join message to SMF network element, so that SMF network element is received from AMF network element Multicast join message.Wherein, which carries the multicast-capable information of access device.

S906, SMF network element select UPF network element according to the multicast-capable information of access device.

Illustratively, in the case where the multicast-capable information of access device is to support the received situation of Multicast Tunnel, SMF network element is answered The received UPF network element of Multicast Tunnel is supported in selection as far as possible.

S907, with step S507, associated description can refer to embodiment shown in fig. 5, and details are not described herein.

In message transmitting method provided by the embodiments of the present application, since AMF network element can be according to the multicast energy of access device Force information selects SMF network element, and SMF network element can select UPF network element according to the multicast-capable information of access device, that is to say, that choosing The UPF network element selected can match with the multicast-capable information of access device, therefore can select to avoid according to existing mode UPF can network element and access device multicast-capable information mismatch and the flow redundancy issue that may cause, can be utmostly Upper reduction redundant flow, to save network bandwidth and reduce network load.

Wherein, the movement of terminal or AMF network element or SMF network element of the above-mentioned steps S901 into S907 can be by Fig. 4 Shown in processor 401 in communication equipment 400 call the application code stored in memory 403 to execute, this implementation Example is not intended to be limited in any this.

To sum up, therefore, the embodiment of the present application discloses a kind of message transmitting method, comprising: the terminal in multicast group determines The user multicast message of the multicast group is received from unicast session；Terminal closing receives user group casting from broadcast channel The processing of text.

As a kind of realization, terminal determines the user multicast message that multicast group is received from unicast session, comprising: terminal from The user multicast message is detected in the unicast session.

Further, message transmitting method provided by the embodiments of the present application can also include: in the terminal from broadcast channel In detect user multicast message in the case where, the terminal close from unicast session receive user multicast message processing.

It is realized as another kind, terminal determines the user multicast message that multicast group is received from unicast session, comprising: terminal The instruction information from session management network element is received, which is used to indicate terminal and receives user multicast in unicast session Message.

Further, which is also used to instruction terminal closing from reception user multicast message in broadcast channel Reason.

In above-mentioned message transmitting method, for example, the operation of terminal can refer to Fig. 5 operation of terminal and above-mentioned phase into Fig. 8 Explanatory note is closed, details are not described herein.

In addition, the embodiment of the present application also discloses a kind of message transmitting method, comprising: session management network element determines multicast group Interior terminal receives the user multicast message of the multicast group from unicast session；Session management network element sends to the terminal and indicates Information, the instruction information are used to indicate the user multicast message that the terminal receives the multicast group in unicast session.

As a kind of realization, session management network element determines that terminal receives the user group casting of multicast group from unicast session Text, comprising: session management network element obtains the multicast-capable information of the access device of terminal access；In the multicast-capable of access device Information is in the case where not supporting broadcast transmission, and session management network element determines that the terminal receives user group casting from unicast session Text.

As a kind of realization, multicast-capable information may include: not support broadcast transmission or Multicast Tunnel is supported to connect Receive or support single tunnel to receive or support broadcast transmission.

Optionally, session management network element obtains the multicast-capable information of the access device of terminal access, comprising: session management Network element sends the first multicast-capable inquiry request to mobile management net element, which carries access device Information, for request inquire the access device multicast-capable；Session management network element, which receives, comes from mobile management managed network element The first multicast-capable inquiry response, which carries the multicast-capable information of the access device.

Alternatively, optional, session management network element obtains the multicast-capable information of the access device of terminal access, comprising: meeting It talks about managed network element and sends the second multicast-capable inquiry request to access device, which looks into for requesting Ask the multicast-capable of access device；Session management network element receives the second multicast-capable inquiry response from access device, this The multicast-capable information of two multicast-capable inquiry responses carrying access device.

As a kind of realization, the letter of the first multicast-capable inquiry request or the second multicast-capable inquiry request carrying multicast group Breath.

In above-mentioned message transmitting method, for example, the operation of session management network element can refer to the behaviour of Fig. 5 SMF network element into Fig. 8 Make and above-mentioned related text illustrates that details are not described herein.

It is above-mentioned that mainly scheme provided by the embodiments of the present application is described from the angle of interaction between each network element.It can With understanding, in order to realize the above functions, it comprises executing, each function is corresponding for above-mentioned terminal or session management network element Hardware configuration and/or software module.Those skilled in the art should be readily appreciated that, in conjunction with implementation disclosed herein Each exemplary unit and algorithm steps of example description, the application can be come with the combining form of hardware or hardware and computer software It realizes.Some function is executed in a manner of hardware or computer software driving hardware actually, spy depending on technical solution Fixed application and design constraint.Professional technician can retouch each specific application using distinct methods to realize The function of stating, but this realization is it is not considered that exceed scope of the present application.

The embodiment of the present application can carry out functional module to terminal or session management network element according to above method example It divides, for example, each functional module of each function division can be corresponded to, two or more functions can also be integrated in In one processing module.Above-mentioned integrated module both can take the form of hardware realization, can also use software function module Form realize.It should be noted that being schematical, only a kind of logic function to the division of module in the embodiment of the present application It can divide, there may be another division manner in actual implementation.

For example, in the case where using the integrated each functional module of model split, Figure 10 shows a kind of device 100 Structural schematic diagram.The device 100 can be the terminal in above-described embodiment, the core being also possible in the terminal in above-described embodiment Piece or circuit, the embodiment of the present application are not especially limited this.Wherein, which includes: first processing module 1001 and Two processing modules 1002.First processing module 1001, for determining the user group casting for receiving the multicast group from unicast session Text；Second processing module 1002, for closing the processing for receiving user multicast message from broadcast channel.

In a kind of possible implementation, first processing module 1001 is specifically used for: detecting from unicast session described User multicast message.

Further, Second processing module 1002 are also used to examine from the broadcast channel in first processing module 1001 In the case where measuring user multicast message, the processing that user multicast message is received from unicast session is closed.

In alternatively possible implementation, first processing module 1001 is specifically used for: receiving and comes from session management network element Instruction information, the instruction information be used to indicate end in the unicast session receive user multicast message.

Optionally, which is also used to instruction terminal closing from reception user multicast message in broadcast channel Reason.

Wherein, all related contents for each step that above method embodiment is related to can quote corresponding function module Function description, details are not described herein.

In the present embodiment, which is presented in the form of using the integrated each functional module of model split.This In " module " can refer to specific ASIC, circuit executes the processor and memory of one or more softwares or firmware program, collection At logic circuit and/or other device of above-mentioned function can be provided.

In a simple embodiment, it is shown in Fig. 4 to be contemplated that device 100 can use by those skilled in the art Form.

For example, processor 401 in Fig. 4 can by calling the computer executed instructions stored in memory 403 so that Device 100 executes the message transmitting method in above method embodiment.

Specifically, function/realization process of first processing module 1001 and Second processing module 1002 in Figure 10 can be with The computer executed instructions stored in memory 403 are called to realize by the processor 401 in Fig. 4.

Optionally, when the device 100 is chip or circuit, memory 303 can be the storage list in chip or circuit Member, such as register, caching.Certainly, when the device 100 is terminal, memory 303 can be being located at outside chip in terminal The storage unit in portion, the embodiment of the present application are not especially limited this.

Since device provided by the embodiments of the present application can be used for executing above-mentioned message transmitting method, can be obtained Technical effect can refer to above method embodiment, and details are not described herein.

For example, Figure 11 shows a kind of session management in the case where to use the integrated each functional module of model split The structural schematic diagram of network element 110.The session management network element 110 includes: transceiver module 1101 and processing module 1102.Processing module 1102, for determining that the terminal in multicast group receives the user multicast message of the multicast group from unicast session；Transceiver module 1101, for sending instruction information to terminal, which is used to indicate the use that terminal receives multicast group in unicast session Family multicast message.

Optionally, processing module 1102 is specifically used for: obtaining the multicast-capable information of the access device of terminal access；It is connecing The multicast-capable information for entering equipment is in the case where not supporting broadcast transmission, to determine that terminal receives user multicast from unicast session Message.

In a kind of possible implementation, processing module 1102 is used to obtain the multicast-capable of the access device of terminal access Information, comprising: for sending the first multicast-capable inquiry request to mobile management net element, which is taken Information with access device, for requesting the multicast-capable of inquiry access device；Receive first group from mobile management net element Capability query response is broadcast, which carries the multicast-capable information of access device.

In alternatively possible implementation, processing module 1102 is used to obtain the multicast energy of the access device of terminal access Force information, comprising: for sending the second multicast-capable inquiry request to access device, which is used for The multicast-capable of request inquiry access device；Receive the second multicast-capable inquiry response from access device, second multicast The multicast-capable information of capability query response carrying access device.

In the present embodiment, the session management network element 110 is in the form of using the integrated each functional module of model split To present.Here " module " can refer to specific ASIC, circuit, execute one or more softwares or firmware program processor and Memory, integrated logic circuit and/or other device of above-mentioned function can be provided.In a simple embodiment, ability The technical staff in domain, which is contemplated that, can use form shown in Fig. 4 with session management network element 110.

For example, processor 401 in Fig. 4 can by calling the computer executed instructions stored in memory 403 so that Session management network element 110 executes the message transmitting method in above method embodiment.

Specifically, function/realization process of transceiver module 1101 and processing module 1102 in Figure 11 can be by Fig. 4 Processor 401 call in memory 403 computer executed instructions that store to realize.Alternatively, the processing module in Figure 11 1102 function/realization process can call the computer stored in memory 403 execution to refer to by the processor 401 in Fig. 4 It enables to realize, function/realization process of the transceiver module 1101 in Figure 11 can be realized by the communication interface 403 in Fig. 4.

Since above-mentioned message transmitting method can be performed in session management network element provided in this embodiment, can obtain Technical effect can refer to above method embodiment, details are not described herein.

Optionally, the embodiment of the present application also provides a kind of chip systems, which includes processor, for supporting Session management network element realizes above-mentioned message transmitting method, such as determines that the terminal in multicast group receives the multicast from unicast session The user multicast message of group.In a kind of possible design, which further includes memory.The memory, for saving The necessary program instruction of session management network element and data.Certainly, memory can not also be in chip system.The chip system, It can be made of chip, also may include chip and other discrete devices, the embodiment of the present application is not especially limited this.

In the above-described embodiments, can come wholly or partly by software, hardware, firmware or any combination thereof real It is existing.When being realized using software program, can entirely or partly realize in the form of a computer program product.The computer Program product includes one or more computer instructions.On computers load and execute computer program instructions when, all or It partly generates according to process or function described in the embodiment of the present application.The computer can be general purpose computer, dedicated meter Calculation machine, computer network or other programmable devices.The computer instruction can store in computer readable storage medium In, or from a computer readable storage medium to the transmission of another computer readable storage medium, for example, the computer Instruction can pass through wired (such as coaxial cable, optical fiber, number from a web-site, computer, server or data center Word user line (digital subscriber line, DSL)) or wireless (such as infrared, wireless, microwave etc.) mode to another A web-site, computer, server or data center are transmitted.The computer readable storage medium can be computer Any usable medium that can be accessed either includes the numbers such as one or more server, data centers that medium can be used to integrate According to storage equipment.The usable medium can be magnetic medium (for example, floppy disk, hard disk, tape), optical medium (for example, DVD), Or semiconductor medium (such as solid state hard disk (solid state disk, SSD)) etc..

Although the application is described in conjunction with each embodiment herein, however, implementing the application claimed In the process, those skilled in the art are by checking the attached drawing, disclosure and the appended claims, it will be appreciated that and it is real Other variations of the existing open embodiment.In the claims, " comprising " (comprising) word is not excluded for other compositions Part or step, "a" or "an" are not excluded for multiple situations.Claim may be implemented in single processor or other units In several functions enumerating.Mutually different has been recited in mutually different dependent certain measures, it is not intended that these are arranged It applies to combine and generates good effect.

Although the application is described in conjunction with specific features and embodiment, it is clear that, do not departing from this Shen In the case where spirit and scope please, it can be carry out various modifications and is combined.Correspondingly, the specification and drawings are only institute The exemplary illustration for the application that attached claim is defined, and be considered as covered within the scope of the application any and all and repair Change, change, combining or equivalent.Obviously, those skilled in the art the application can be carried out various modification and variations without It is detached from spirit and scope.If in this way, these modifications and variations of the application belong to the claim of this application and its Within the scope of equivalent technologies, then the application is also intended to include these modifications and variations.

Claims

1. a kind of message transmitting method, which is characterized in that the described method includes:

Terminal in multicast group determines the user multicast message that the multicast group is received from unicast session；

The terminal closes the processing that the user multicast message is received from broadcast channel.

2. the method according to claim 1, wherein terminal determination receives the multicast from unicast session The user multicast message of group, comprising:

The terminal detects the user multicast message from the unicast session.

3. according to the method described in claim 2, it is characterized in that, the method also includes:

In the case where the terminal detects the user multicast message from the broadcast channel, the terminal is closed from institute State the processing that the user multicast message is received in unicast session.

4. the method according to claim 1, wherein terminal determination receives the multicast from unicast session The user multicast message of group, comprising:

The terminal receives the instruction information from session management network element, and the instruction information is used to indicate the terminal described The user multicast message is received in unicast session.

5. according to the method described in claim 4, it is characterized in that, the instruction information be also used to indicate the terminal close from The processing of the user multicast message is received in broadcast channel.

6. a kind of message transmitting method, which is characterized in that the described method includes:

Session management network element determines that the terminal in multicast group receives the user multicast message of the multicast group from unicast session；

The session management network element sends instruction information to the terminal, and the instruction information is used to indicate the terminal in unicast The user multicast message of the multicast group is received in session.

7. according to the method described in claim 6, it is characterized in that, the session management network element determines terminal from unicast session Receive the user multicast message of the multicast group, comprising:

The session management network element obtains the multicast-capable information of the access device of the terminal access；

In the case where the multicast-capable information of the access device is not support broadcast transmission, the session management network element is determined The terminal receives the user multicast message from the unicast session.

8. the method according to the description of claim 7 is characterized in that the session management network element obtains connecing for the terminal access Enter the multicast-capable information of equipment, comprising:

The session management network element sends the first multicast-capable inquiry request to mobile management net element, and first multicast-capable is looked into The information that request carries the access device is ask, for requesting to inquire the multicast-capable of the access device；

The session management network element receives the first multicast-capable inquiry response from the mobile management managed network element, and described the One multicast-capable inquiry response carries the multicast-capable information of the access device.

9. the method according to the description of claim 7 is characterized in that the session management network element obtains connecing for the terminal access Enter the multicast-capable information of equipment, comprising:

The session management network element sends the second multicast-capable inquiry request to the access device, and second multicast-capable is looked into Ask the multicast-capable that request is used to request to inquire the access device；

The session management network element receives the second multicast-capable inquiry response from the access device, the second multicast energy Power inquiry response carries the multicast-capable information of the access device.

10. method according to claim 8 or claim 9, which is characterized in that the first multicast-capable inquiry request or described Two multicast-capable inquiry requests carry the information of the multicast group.

11. according to the described in any item methods of claim 7-10, which is characterized in that the multicast-capable information includes: not prop up It holds broadcast transmission or Multicast Tunnel is supported to receive or support single tunnel to receive or support broadcast transmission.

12. a kind of message transmitting method, which is characterized in that the described method includes:

The session management network element sends instruction information to the terminal, and the instruction information is used to indicate the terminal in unicast The user multicast message of the multicast group is received in session；

The terminal receives the instruction information from the session management network element, and according to the instruction information, close from The processing of the user multicast message is received in broadcast channel.

13. a kind of message transmitting method, which is characterized in that the described method includes:

The Internet Group Management Protocol IGMP that access device reception carrys out self terminal joins message；

The access device joins message according to the IGMP, and determine on the access device has terminal that a group is added for the first time Broadcast group；

The access device sends multicast join message to mobile management net element, and the multicast join message carries the access and sets Standby multicast-capable information；

The mobile management net element receives the multicast join message from the access device, and according to the group of the access device Broadcast ability information selection session management network element；

The mobile management net element sends the multicast join message to the session management network element, wherein the access device Multicast-capable information for selecting user plane functions network element.

14. a kind of terminal, the terminal is the terminal in multicast group, which is characterized in that the terminal includes: first processing module And Second processing module；

The first processing module, for determining the user multicast message for receiving the multicast group from unicast session；

The Second processing module, for closing the processing for receiving the user multicast message from broadcast channel.

15. terminal according to claim 14, which is characterized in that the first processing module is specifically used for:

The user multicast message is detected from the unicast session.

16. terminal according to claim 15, which is characterized in that

The Second processing module is also used to detect the user group from the broadcast channel in the first processing module In the case where casting text, the processing that the user multicast message is received from the unicast session is closed.

17. terminal according to claim 14, which is characterized in that the first processing module is specifically used for:

The instruction information from session management network element is received, the instruction information is used to indicate the terminal in the unicast session It is middle to receive the user multicast message.

18. a kind of session management network element, which is characterized in that the session management network element includes: processing module and transceiver module；

The processing module, for determining that the terminal in multicast group receives the user group casting of the multicast group from unicast session Text；

The transceiver module, for sending instruction information to the terminal, the instruction information is used to indicate the terminal in list Broadcast the user multicast message that the multicast group is received in session.

19. session management network element according to claim 18, which is characterized in that the processing module is specifically used for:

Obtain the multicast-capable information of the access device of the terminal access；

In the case where the multicast-capable information of the access device is not support broadcast transmission, determine the terminal from the list It broadcasts and receives the user multicast message in session.

20. session management network element according to claim 19, which is characterized in that the processing module is for obtaining the end Terminate into access device multicast-capable information, comprising:

For sending the first multicast-capable inquiry request to mobile management net element, the first multicast-capable inquiry request carries institute The information for stating access device, for requesting to inquire the multicast-capable of the access device；It receives and comes from the mobile management management First multicast-capable inquiry response of network element, the first multicast-capable inquiry response carry the multicast-capable of the access device Information.

21. session management network element according to claim 19, which is characterized in that the processing module is for obtaining the end Terminate into access device multicast-capable information, comprising:

For sending the second multicast-capable inquiry request to the access device, the second multicast-capable inquiry request is for asking Seek the multicast-capable for inquiring the access device；The second multicast-capable inquiry response from the access device is received, it is described Second multicast-capable inquiry response carries the multicast-capable information of the access device.

22. a kind of message transfer system, which is characterized in that the message transfer system includes: session management network element and multicast group Interior terminal；

The session management network element, for determining that the terminal receives the user group casting of the multicast group from unicast session Text, and send instruction information to the terminal, the instruction information are used to indicate described in the terminal receives in unicast session The user multicast message of multicast group；

The terminal is closed for receiving the instruction information from the session management network element, and according to the instruction information Close the processing that the user multicast message is received from broadcast channel.

23. a kind of message transfer system, which is characterized in that the message transfer system includes: that session management network element and access are set It is standby；

The access device carrys out the Internet Group Management Protocol IGMP of self terminal and joins message for receiving, and according to described IGMP joins message, and determine on the access device has terminal that a multicast group is added for the first time；

The access device is also used to send multicast join message to mobile management net element, and the multicast join message carries institute State the multicast-capable information of access device；

The mobile management net element is set for receiving the multicast join message from the access device, and according to the access Standby multicast-capable information selects session management network element；

The mobile management net element is also used to send the multicast join message to the session management network element, wherein described to connect Enter the multicast-capable information of equipment for selecting user plane functions network element.