CN109548079A - A kind of method and device for the user-plane function management resource indicating communication system - Google Patents
A kind of method and device for the user-plane function management resource indicating communication system Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 35
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- 230000005540 biological transmission Effects 0.000 claims description 5
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0231—Traffic management, e.g. flow control or congestion control based on communication conditions
- H04W28/0236—Traffic management, e.g. flow control or congestion control based on communication conditions radio quality, e.g. interference, losses or delay
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
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Abstract
The invention discloses a kind of method and devices of user-plane function management resource for indicating communication system, it is related to mobile communication field, the described method includes: UPF determines that the user face resource of user occupancy is in the permission duration of Idle state when creating the connection of user face；The UPF detects whether the user has business progress in the permission duration；If the user is not detected within the permission time business progress, the UPF notifies control plane function entity, and discharges user face resource according to the instruction of the control plane function entity.The embodiment of the present invention is according to permission time of user occupancy Internet resources free time, it is determined whether release resource, it is possible to reduce the occupancy of Internet resources promotes the resource utilization of network, while UL CL and Muti-homing can discharge old UPF anchor point.
Description
Technical field
The present invention relates to mobile communication field, in particular to a kind of user-plane function for indicating communication system manages resource
Method, apparatus, equipment, system and storage medium.
Background technique
Fig. 1 is the general frame schematic diagram of the 5th generation communication system (5G), as shown in Figure 1, the 5G framework includes: access tube
It manages function (Access Management Function, AMF), conversation management functional (Session Management
Function, SMF), user-plane function (User Plane Function, UPF), uniform data management (Unified Data
Management, UDM), policy control functions (Policy Control Function, PCF), wherein the connection in user face is
UE to UPF, the connection of control plane are that UE to AMF arrives SMF, and control plane and medium surface are separation architectures, and UPF is managed by SMF.
When user initiates network service, data network (Data Network, DN) only can be connected to by a UPF and carried out
Normal business uses, as shown in Figure 1.Multiple business can also be initiated simultaneously by a session, access different DN, as
When access public network service (such as Internet) and the local service business of offer (such as operator).It is flat that there are two types of users in 5G at present
Face connects framework (referring to 23.501 agreement of 3GPP), i.e. uplink classifier (Uplink Classifier, UL CL) and more hosts
(Multi-homing), as shown in Figure 2.
In Uplink Classifier scheme, SMF is only that user distributes an address, while enabling multiple UPF.Its
In a UPF user uplink message is classified, other are distributed to according to the destination address of user's message as UL CL
UPF, while user's downlink message being converged, user is transmitted to by front end network element.Other UPF are as anchor point (UPF
Anchor), user's message is forwarded to corresponding DN.
In Multi-homing scheme, SMF is that user distributes multiple addresses, while enabling multiple UPF.One of them
User uplink message is distributed to it according to the source address of user's message as branch point (Branching Point, BP) by UPF
He is UPF, while user's downlink message being converged, and is transmitted to user by front end network element.Other UPF will be used as anchor point
Family message is forwarded to corresponding DN.
After the Path Setup of user face, there are some users always to deposit and do not initiate data service whithin a period of time, at this time net
Network resource can be prolonged occupied.The case where for UL CL, connects when user only does local service as non-local business
The UPF anchor point entered still occupies the resource of user plane.The case where for Muti-homing, when new UPF is used only in user
After anchor point, old UPF anchor point still occupies user-plane resources.
Summary of the invention
A kind of method, apparatus of user-plane function management resource indicating communication system provided in an embodiment of the present invention,
Equipment, system and storage medium solve the problems, such as user for a long time without business but still occupancy Internet resources.
A kind of method of the user-plane function management resource of the instruction communication system provided according to embodiments of the present invention, packet
It includes:
UPF determines that the user face resource of user occupancy is in the permission duration of Idle state when creating the connection of user face；
The UPF detects whether the user has business progress in the permission duration；
If the user is not detected within the permission time business progress, the UPF notice control plane function
Energy entity, and user face resource is discharged according to the instruction of the control plane function entity.
Preferably, the control plane function entity includes SMF with UPF described in PCF when creating user face and connect, determination
The permission duration that the user face resource of user occupancy is in Idle state includes:
The permission duration for being pre-configured in local is determined as user occupancy and led to by the UPF when creating the connection of user face
Letter resource is in the permission duration of Idle state；
Alternatively, the UPF obtains the permission duration being pre-configured on the SMF or institute when creating the connection of user face
The permission duration that PCF is issued is stated, and acquired permission duration is determined as the user occupancy communication resource and is in permitting for Idle state
Perhaps duration.
Preferably, the control plane function entity includes SMF and PCF, and the UPF is when creating the connection of user face, really
The user face resource for determining user occupancy is in the permission duration of Idle state and includes:
The UPF obtains the permission duration being pre-configured on the SMF or the PCF when creating the connection of user face
The permission duration issued；
The UPF is according to the permission duration of acquisition and is pre-configured in local permission duration, determines user occupancy
User face resource be in the permission duration of Idle state.
Preferably, if described the user is not detected within the permission time has a business progress, the UPF notice
Control plane function entity, and user face resource is discharged according to the instruction of the control plane function entity and includes:
If the user is not detected within the permission time business progress, the UPF is actively sent out to the SMF
Application release user face resource request is sent, and receives the application that the SMF is determined and replied according to the request and discharges user face
Resource response message；
If the application release user face resource response message, which carries, agrees to release instruction, the UPF is according to described same
Meaning release instruction, discharges user face resource.
Preferably, further includes:
If the user is not detected within the permission time a business progress, the UPF is via the SMF by institute
Stating, which allows to have timed out the message reached, is sent to the PCF, and receives the PCF and disappeared according to the policy update that the message issues
Breath；
The UPF executes corresponding policy update operation according to the policy update message.
Preferably, further includes:
After discharging user face resource according to the instruction of the control plane function entity, the control plane function
Energy entity determines whether to discharge the user face connection.
A kind of device of the user-plane function management resource of the instruction communication system provided according to embodiments of the present invention, packet
It includes:
Duration determining module, for determining user occupancy when user-plane function entity UPF creation user face connects
User face resource is in the permission duration of Idle state；
Business detection module, for detecting whether the user has business progress in the permission duration；
Resource release module notifies if having business progress for the user to be not detected within the permission time
Control plane function entity, and user face resource is discharged according to the instruction of the control plane function entity.
A kind of system of the user-plane function management resource of the instruction communication system provided according to embodiments of the present invention, packet
It includes:
User-plane function entity, for determining that the user face resource of user occupancy is in when creating the connection of user face
The permission duration of Idle state notifies control plane if the user is not detected within the permission time business progress
Functional entity；
Control plane function entity, for according to the notice from the user-plane function entity, it is determined whether release
User face resource；
Wherein, the user-plane function entity discharges the user face according to the instruction of the control plane function entity
Resource.
A kind of equipment of the user-plane function management resource of the instruction communication system provided according to embodiments of the present invention, packet
It includes: processor, and the memory with processor coupling；Be stored on the memory to run on the processor
Instruction communication system user-plane function management resource program, it is described instruction communication system user-plane function management
The program of resource realizes the side of the user-plane function management resource of above-mentioned instruction communication system when being executed by the processor
The step of method.
A kind of storage medium provided according to embodiments of the present invention is stored thereon with the user plane function of instruction communication system
The program of resource can be managed, the program of the user-plane function management resource of the instruction communication system is real when being executed by processor
The step of method of the user-plane function management resource of existing above-mentioned instruction communication system.
Technical solution provided in an embodiment of the present invention has the following beneficial effects:
The embodiment of the present invention is according to permission time of user occupancy Internet resources free time, it is determined whether release resource, it can be with
The occupancy for reducing Internet resources, promotes the resource utilization of network, while UL CL and Muti-homing can discharge old UPF anchor
Point.
Detailed description of the invention
Fig. 1 is the general frame schematic diagram of the 5th generation communication system；
Fig. 2 is the schematic diagram based on UL CL or Muti-homing framework；
Fig. 3 is the method flow of the user-plane function management resource of instruction communication system provided in an embodiment of the present invention
Figure；
Fig. 4 is the device block diagram of the user-plane function management resource of instruction communication system provided in an embodiment of the present invention；
Fig. 5 is the first interaction signal of the method for instruction user-plane function management resource provided in an embodiment of the present invention
Figure；
Fig. 6 is the second interaction signal of the method for instruction user-plane function management resource provided in an embodiment of the present invention
Figure；
Fig. 7 is the third interaction signal of the method for instruction user-plane function management resource provided in an embodiment of the present invention
Figure.
Specific embodiment
Below in conjunction with attached drawing to a preferred embodiment of the present invention will be described in detail, it should be understood that described below is excellent
Select embodiment only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Fig. 3 is the method flow of the user-plane function management resource of instruction communication system provided in an embodiment of the present invention
Figure, as shown in figure 3, step includes:
Step S101:UPF determines that the user face resource of user occupancy is in permitting for Idle state when creating the connection of user face
Perhaps duration.
When creating user face and connecting, the UPF, which will be pre-configured in local permission duration and be determined as user occupancy, to be led to
Letter resource is in the permission duration of Idle state.
Alternatively, the UPF obtains the permission duration being pre-configured on the SMF or institute when creating the connection of user face
The permission duration that PCF is issued is stated, and acquired permission duration is determined as the user occupancy communication resource and is in permitting for Idle state
Perhaps duration.
Alternatively, the UPF obtains the permission duration being pre-configured on the SMF or institute when creating the connection of user face
The permission duration that PCF is issued is stated, and according to the permission duration of acquisition and is pre-configured in local permission duration, determines and uses
The user face resource that family occupies is in the permission duration of Idle state.
Wherein, control plane function entity includes SMF and PCF.
Step S102: the UPF detects whether the user has business progress in the permission duration.
Step S103: if the user is not detected within the permission time business progress, the UPF notice control
Plane functional entity processed, and user face resource is discharged according to the instruction of the control plane function entity.
When the user, which is not detected, within the permission time business, the UPF is to the SMF active transmission application
User face resource request is discharged, and receives the application release user face resource that the SMF is determined and replied according to the request and rings
Message is answered, if application release user face resource response message, which carries, is agreed to release instruction, the UPF is according to the agreement
Release instruction, discharges user face resource.
Further, when the user is not detected within the permission time has business progress, the UPF is via described
SMF allows described to have timed out the message reached and is sent to the PCF, and receives the plan that the PCF is issued according to the message
Slightly update message executes corresponding policy update operation then according to the policy update message.
SMF is also wrapped after discharging user face resource according to the instruction of the control plane function entity
Include: the control plane function entity determines whether to discharge the user face connection.
It will appreciated by the skilled person that implement the method for the above embodiments be can be with
Relevant hardware is instructed to complete by program, the program can store in computer-readable storage medium.Into
One step says that the present invention can also provide a kind of storage medium, is stored thereon with the user-plane function management of instruction communication system
The program of the program of resource, the user-plane function management resource of the instruction communication system is realized above-mentioned when being executed by processor
Instruction communication system user-plane function management resource method the step of.Wherein, the storage medium may include
ROM/RAM, magnetic disk, CD, USB flash disk.
Fig. 4 is the device block diagram of the user-plane function management resource of instruction communication system provided in an embodiment of the present invention,
As shown in Figure 4, comprising:
Duration determining module, for determining user occupancy when user-plane function entity UPF creation user face connects
User face resource is in the permission duration of Idle state；
Business detection module, for detecting whether the user has business progress in the permission duration；
Resource release module notifies if having business progress for the user to be not detected within the permission time
Control plane function entity, and user face resource is discharged according to the instruction of the control plane function entity.
Wherein, duration determining module determines that the user occupancy communication resource is in the concrete mode packet of the permission duration of Idle state
It includes:
1. the permission duration for being pre-configured in local is determined as the user occupancy communication resource when creating the connection of user face
Permission duration in Idle state；
2. when creating the connection of user face, what the permission duration or the PCF that acquisition is pre-configured on the SMF issued
Allow duration, and acquired permission duration is determined as the permission duration that the user occupancy communication resource is in Idle state；
3. when creating the connection of user face, what the permission duration or the PCF that acquisition is pre-configured on the SMF issued
Allow duration, and according to the permission duration of acquisition and be pre-configured in local permission duration, determines the use of user occupancy
Family face resource is in the permission duration of Idle state, such as is determined according to priority, or determined according to duration size.
Wherein, the resource release module discharges user face resource request to the SMF active transmission application, and receives institute
It states the application that SMF is determined and replied according to the request and discharges user face resource response message, if the application discharges user face
Resource response message, which carries, agrees to release instruction, then is discharged and indicated according to the agreement, discharge user face resource.
Further, the resource release module can also be via the SMF by the message that allows to have timed out and reach
It is sent to the PCF, and receives the policy update message that the PCF is issued according to the message, then more according to the strategy
New information executes corresponding policy update operation.
Described device can be set on UPF.
The present embodiment provides it is a kind of indicate communication system user-plane function management resource equipment, processor, and
With the memory of processor coupling；The instruction communication system that can be run on the processor is stored on the memory
User-plane function management resource program, it is described instruction communication system user-plane function management resource program by institute
The step of stating the method for the user-plane function management resource that above-mentioned instruction communication system is realized when processor executes.
The embodiment of the present invention specifically provides a kind of instruction user-plane function management resource based on packet switch telecommunication system
Method.In summary, when SMF creates the connection of user face by N4 mouthfuls of notice UPF, carrying allows the user plane of the user to provide
The time (i.e. permission duration or period) of source free time gives UPF, when UPF has found that the user carries out without business within the time period
When, SMF is notified by UPF, SMF according to strategy decision whether discharge resource on the UPF with whether initiate what user conversation connected
Release.The time granularity of user-plane resources free time is divided into session level, Flow grades of Qos, service level, which can be by
PCF is issued, and can also directly be configured on SMF, UPF.
The embodiment of the invention also provides a kind of system of user-plane function management resource for indicating communication system, packets
It includes:
User-plane function entity, for determining that the user face resource of user occupancy is in when creating the connection of user face
The permission duration of Idle state notifies control plane if the user is not detected within the permission time business progress
Functional entity；
Control plane function entity, for according to the notice from the user-plane function entity, it is determined whether release
User face resource；
Wherein, the user-plane function entity discharges the user face according to the instruction of the control plane function entity
Resource.
Further, described after discharging user face resource according to the instruction of the control plane function entity
Control plane function entity is also used to determine whether to discharge the user face connection.
Wherein, the control plane function entity includes AMF entity, SMF entity and PCF entity, below by Fig. 5 to figure
7 are further described.
The entity that the embodiment of Fig. 5 to Fig. 7 is related to includes AMF entity, SMF entity, UPF entity, PCF entity, (wireless)
Access network ((R) AN), user terminal (UE).
Fig. 5 is the first interaction signal of the method for instruction user-plane function management resource provided in an embodiment of the present invention
Figure, as shown in figure 5, there is only a UPF for the user face connection of user in the present embodiment.SMF establishes user face in notice UPF
When connection, the time of session level free time is carried, when UPF discovery user's session carries out within the period of setting without business
When, actively apply for that Session Resources discharge, discharges process from whether SMF decision initiates session to wireless side.This example includes as follows
Step:
Step 301, UE is requested to AMF initiation protocol data cell (Protocol Data Unit, PDU) session establishment.
Step 302, AMF initiates the request of PDU session establishment to SMF.
Step 303, SMF initiates acquisition strategy request to PCF.
Step 304, PCF replys SMF acquisition strategy response, and carries session free time instruction (optional).
Step 305, SMF initiates user face to UPF and establishes request, if PCF carries free time instruction, according to local
Priority decisions are issued using PCF or use local, or negotiate minimum value, and the session after carrying decision is idle
Time is indicated to user face.User face receives request message, if SMF issues the instruction of session free time, according to UPF sheet
Ground priority decisions are issued using SMF or use the local UPF, or negotiate minimum value.
Step 306, UPF replys SMF user face and establishes response.
Step 307, SMF replys the response of AMF PDU session establishment.
Step 308, AMF replys the response of UE PDU session establishment.
Step 309, UPF is indicated according to free time, it is found that the session of user is no within this period of setting and appointed
What business carries out, and the release request application of UPF active transmission user-plane resources is to SMF.
Step 310, SMF receive UPF user-plane resources release application after, according to strategic decision-making whether consenting user meeting
Talk about the release request of resource.If SMF decision agrees to release, is carried in the response replied and agree to that release user face resource refers to
Show.After UPF receives response message, user face resource is discharged according to instruction.
If SMF decision releasing session, also has the following steps:
Step 311, SMF notifies AMF to discharge PDU session.
Step 312, AMF notifies UE to discharge PDU session.
Step 313, UE replys AMF release PDU conversational response.
Step 314, AMF replys SMF release PDU conversational response.At this point, the Internet resources release of user finishes.
Step 315, SMF sends releasing session strategy request to PCF.
Step 316, PCF replys SMF releasing session policy response.
Fig. 6 is the second interaction signal of the method for instruction user-plane function management resource provided in an embodiment of the present invention
Figure, as shown in fig. 6, there is only a UPF for the user face connection of user in the present embodiment.SMF creates Qos in notice UPF
When Flow, Qos Flow grades or/and the instruction of service level free time are carried, when UPF has found Qos Flow grades or/and service level sky
Whether more when reaching between idle, active reporting free time reaches application, by PCF decision new strategy.This example includes following step
It is rapid:
Step 401, PCF initiates more new strategy to SMF, and strategy can indicate to establish new Qos Flow, and carry the Qos
Flow, or/and update the instruction of service level free time.
Step 402, SMF is requested in person to UPF initiation update user and is asked, if PCF carries free time instruction, according to local
Priority decisions are issued using PCF or use local, or negotiate minimum value, the Qos Flow after carrying decision
And/or service level free time is indicated to user face.
Step 403, UPF, which is replied, updates the response of user face.
If the strategy that PCF is issued is the newly-built Qos Flow of newly-built instruction, there is step 404 to 407, otherwise do not have.
Step 404, SMF is sent to AMF establishes new Qos Flow request.
Step 405, AMF is sent to UE establishes new Qos Flow request.
Step 406, UE replys AMF and establishes new Qos Flow response.
Step 407, AMF replys SMF and establishes new Qos Flow response.
Step 408, SMF replys PCF update policy response.
Step 409, UPF is indicated according to free time, it is found that the Qos Flow of user or/and service level free time are arrived
It reaches, UPF active reporting Qos Flow free time reaches to SMF.
Step 410, SMF reports Qos Flow free time to reach to PCF.
Step 411, PCF issues the policy update for the Qos Flow.
Step 412, SMF issues Qos Flow strategy to UPF.If the strategy that PCF is issued is to delete the Qos Flow,
UPF executes delete operation.
If the strategy that PCF is issued is to delete the Qos Flow, also comprise the following steps:
Step 413, SMF notifies AMF to discharge Qos flow.
Step 414, AMF notifies UE to discharge Qos flow.
Step 415, UE replys AMF release PDU conversational response.
Step 416, AMF replys SMF release PDU conversational response.At this point, the Internet resources release of user finishes.
Fig. 7 is the third interaction signal of the method for instruction user-plane function management resource provided in an embodiment of the present invention
Figure, as shown in fig. 7, in the present embodiment, there are three UPF in the user face connection of user, one of UPF for UL CL or
The Branching Point of Muti-homing, other two UPF are user plane anchor point.SMF is notifying each UPF foundation use
When the plane of family, the time for allowing the user face resource free time of the user is carried, when customer service is only in newly-established new UPF anchor
When point carries out, when old anchor point UPF discovery user carries out within the period of the setting without business, actively apply for user resources
Release, whether SMF agrees to that old anchor point UPF discharges the user face resource bid of the user according to strategic decision-making, if strategic decision-making
To agree to, then SMF notifies old UPF to discharge user face resource of the user on old anchor point UPF.This example includes the following steps:
Step 501, UE initiates the request of PDU session establishment to AMF.
Step 502, AMF initiates the request of PDU session establishment to SMF.
Step 503, SMF initiates user face to UPF and establishes request, and carries the user face resource free time for allowing the user
Time instruction.
Step 504, UPF replys SMF user face and establishes response.
Step 505, SMF replys the response of AMF PDU session establishment.
Step 506, AMF replys the response of UE PDU session establishment.
Step 507, the triggering of mobile or new business occurs for user, and due to the requirement of conversation continuity, SMF establishes UPF
Branching Point/UL CL and new UPF (with reference to the process of 23502 agreement of 3GPP).
Step 508, old anchor point UPF is indicated according to free time, finds user within this period of setting without task
Business carries out, and old anchor point UPF active transmission user face resource release application is to SMF.
Step 509, SMF according to strategic decision-making, whether request by the release of consenting user Session Resources.If SMF decision is agreed to
It discharges, is then carried in the response replied and agree to release user face resource instruction.After UPF receives response message, discharged according to instruction
User face resource.
The method that the embodiment of the present invention realizes instruction user-plane function management resource can be adapted for controlling plane and use
A variety of connection scenes of family plane, by the user plane free time of control plane instruction user, when user plane is in the sky of instruction
When being carried out in idle without business, is actively initiated to discharge by user plane or report application, whether discharged by control plane decision
Internet resources issue new strategy, can only discharge user-plane resources, can also discharge all moneys of user in a network
Source can also according to circumstances update user face strategy.
For the embodiment of the present invention in the service of core net network when the connection of creation user face, instruction allows the user face of user to provide
The time of source free time, UPF actively initiate the release application of user face resource according to the time, should by whether SMF decision needs to discharge
Resource on UPF and whether initiate user session connection release, the occupancy of resources of core network can be reduced, promote core net
Resource utilization, also provide a kind of method for discharging old UPF anchor point for UL CL and Muti-homing.
Although describing the invention in detail above, but the invention is not restricted to this, those skilled in the art of the present technique
It can be carry out various modifications with principle according to the present invention.Therefore, all to be modified according to made by the principle of the invention, all it should be understood as
Fall into protection scope of the present invention.
Claims (10)
1. a kind of method for the user-plane function management resource for indicating communication system characterized by comprising
User-plane function entity UPF determines that the user face resource of user occupancy is in Idle state when creating the connection of user face
Permission duration；
The UPF detects whether the user has business progress in the permission duration；
If the user is not detected within the permission time business progress, the UPF notice control plane function is real
Body, and user face resource is discharged according to the instruction of the control plane function entity.
2. the method according to claim 1, wherein the control plane function entity includes conversation management functional
Entity SMF, when creation user face connects, determines the user face money of user occupancy with UPF described in policy control functions entity PCF
The permission duration that source is in Idle state includes:
The UPF will be pre-configured in local permission duration and be determined as user occupancy communication money when creating the connection of user face
Source is in the permission duration of Idle state；
Alternatively, the UPF obtains the permission duration being pre-configured on the SMF or the PCF when creating the connection of user face
The permission duration issued, and when acquired permission duration being determined as the user occupancy communication resource being in the permission of Idle state
It is long.
3. the method according to claim 1, wherein the control plane function entity includes SMF and PCF, institute
UPF is stated when creating user face and connecting, determines that the user face resource of user occupancy is in the permission duration of Idle state and includes:
The UPF obtains the permission duration being pre-configured on the SMF or the PCF is issued when creating the connection of user face
Permission duration；
The UPF is according to the permission duration of acquisition and is pre-configured in local permission duration, determines the use of user occupancy
Family face resource is in the permission duration of Idle state.
4. according to the method in claim 2 or 3, which is characterized in that if described be not detected institute within the permission time
Stating user has business progress, then the UPF notifies control plane function entity, and according to the finger of the control plane function entity
Show that release user face resource includes:
If the user is not detected within the permission time a business progress, the UPF is to SMF active transmission Shen
User face resource request please be discharge, and receives the application that the SMF is determined and replied according to the request and discharges user face resource
Response message；
If the application release user face resource response message, which carries, agrees to release instruction, the UPF is released according to the agreement
Instruction is put, user face resource is discharged.
5. according to the method in claim 2 or 3, which is characterized in that further include:
If the user is not detected within the permission time business progress, the UPF permits via the SMF by described
Permitted to have timed out the message reached and be sent to the PCF, and receives the policy update message that the PCF is issued according to the message；
The UPF executes corresponding policy update operation according to the policy update message.
6. according to the method described in claim 4, it is characterized by further comprising:
After discharging user face resource according to the instruction of the control plane function entity, the control plane function is real
Body determines whether to discharge the user face connection.
7. a kind of device for the user-plane function management resource for indicating communication system characterized by comprising
Duration determining module, for determining the user of user occupancy when user-plane function entity UPF creation user face connects
Face resource is in the permission duration of Idle state；
Business detection module, for detecting whether the user has business progress in the permission duration；
Resource release module notifies to control if having business progress for the user to be not detected within the permission time
Plane functional entity, and user face resource is discharged according to the instruction of the control plane function entity.
8. a kind of system for the user-plane function management resource for indicating communication system characterized by comprising
User-plane function entity, for when creating the connection of user face, determining that the user face resource of user occupancy is in the free time
The permission duration of state notifies control plane function if the user is not detected within the permission time business progress
Entity；
Control plane function entity, for according to the notice from the user-plane function entity, it is determined whether described in release
User face resource；
Wherein, the user-plane function entity discharges the user face according to the instruction of the control plane function entity and provides
Source.
9. a kind of equipment for the user-plane function management resource for indicating communication system characterized by comprising processor, with
And the memory with processor coupling；The instruction communication system that can be run on the processor is stored on the memory
The program of the user-plane function management resource of system, the program quilt of the user-plane function management resource of the instruction communication system
The user-plane function pipe of the instruction communication system as described in any one of claims 1 to 5 is realized when the processor executes
The step of managing the method for resource.
10. a kind of storage medium, which is characterized in that be stored thereon with the user-plane function management resource of instruction communication system
The program of program, the user-plane function management resource of the instruction communication system realizes such as claim when being executed by processor
The step of method of the user-plane function management resource of instruction communication system described in any one of 1 to 5.
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