CN114630342A - Method and device for detecting MEC state through UPF - Google Patents
Method and device for detecting MEC state through UPF Download PDFInfo
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- CN114630342A CN114630342A CN202011451945.7A CN202011451945A CN114630342A CN 114630342 A CN114630342 A CN 114630342A CN 202011451945 A CN202011451945 A CN 202011451945A CN 114630342 A CN114630342 A CN 114630342A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/24—Connectivity information management, e.g. connectivity discovery or connectivity update
- H04W40/246—Connectivity information discovery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a method and a device for detecting the state of an MEC (MEC) through a UPF (unified power flow), wherein the method comprises the following steps: establishing a machine room bottom link, and opening a UPF to MEC physical link; after the early-stage data configuration is carried out on the service, an overlay logical link is opened; the UPF initiates path detection to the MEC through the overlay logical link; primary screening of path detection is used as a primary selection path of subsequent 5G services; detecting a path periodically and triggering the MEC to report the performance index of the equipment in due time; establishing a performance library according to the reported result, and carrying out parallel analysis aiming at the service type and the equipment performance; and the data accumulation guides the routing of the subsequent service and the building of a service path step by step. The method and the device enable the UPF to detect the rotary table of the MEC, grasp the performance of the adjacent MEC and avoid the influence of the MEC problem on the 5G service.
Description
Technical Field
The invention relates to the field of acquisition indexes of an acquisition and control platform, in particular to a method and a device for detecting the MEC state through UPF.
Background
UPF (user plane function) and MEC (edge computing platform function of service) are very important components in 5G service systems. When the 5G service system is deployed, the UPF sinks to the user side, and the UPF and the MEC are deployed nearby, which are both the service capabilities of realizing low time delay of the 5G service, differentiation of user services and the like.
The MEC belongs to an access edge computing technology, and is implemented and monitored by a host machine to which a free system belongs, so that the utilization conditions of resources such as a single VM (virtual machine) and a single physical server CPU, a memory, a disk and the like are mastered. However, in the current deployment mode, the UPF belongs to the management and control of the 5G core network side of the operator, the MEC belongs to the management category of the content party, and when the UPF and the MEC are connected and data is transmitted, the UPF and even the whole 5GC do not know the condition of the MEC, and some problems may occur in the coordination between the UPF and the MEC and the monitoring of the traffic during the actual operation. Therefore, a feasible technical scheme is needed to perform the necessary traffic monitoring and scheduling method for the MEC to be docked.
Disclosure of Invention
In order to solve the above problems, the present invention provides a method and an apparatus for detecting the state of an MEC through a UPF, so that the UPF can detect the turret of the MEC, grasp the performance of an adjacent MEC, and avoid the influence of the MEC problem on the 5G service.
In order to achieve the purpose, the invention adopts the following technical scheme:
in an embodiment of the present invention, a method for detecting MEC status through UPF is provided, where the method includes:
establishing a machine room bottom link, and opening a UPF to MEC physical link;
after the early-stage data configuration is carried out on the service, an overlay logical link is opened;
the UPF initiates path detection to the MEC through the overlay logical link;
primary screening of path detection is used as a primary selection path of subsequent 5G services;
detecting a path periodically and triggering the MEC to report the performance index of the equipment in due time;
establishing a performance library according to the reported result, and carrying out parallel analysis aiming at the service type and the equipment performance;
and the data accumulation guides the routing of the subsequent service and the building of a service path step by step.
Further, after the data configuration at the early stage of the service development, opening an overlay logical link includes:
and the MEC adopts virtualization deployment, after the bottom layer finishes installation and integration, an upper layer Vxlan is configured from the UPF to the MEC, and an overlay logical link is opened.
Further, the UPF initiates a path probe to the MEC through the overlay logical link, including:
after the overlay logic link is formed, path detection is periodically carried out, and related messages are periodically collected into the UPF.
Further, the primary screening of the path detection as the primary selection path of the subsequent 5G service includes:
the UPF is connected with a plurality of sets of MECs, and the primary detection discrimination result is stored in the MECs and is used as a primary selection path of the subsequent 5G service.
In an embodiment of the present invention, an apparatus for detecting an MEC status through a UPF is further provided, where the apparatus includes:
the bottom layer physical building connection module is used for building a machine room bottom layer link and opening the UPF to MEC physical link;
the overlay logic building connection module is used for opening an overlay logic link after the early-stage data configuration is carried out on the service;
the path detection module is used for initiating path detection to the MEC by the UPF through the overlay logical link; primary screening of path detection is used as a primary selection path of subsequent 5G services; detecting a path periodically and triggering the MEC to report the performance index of the equipment in due time; establishing a performance library according to the reported result, and carrying out parallel analysis aiming at the service type and the equipment performance; and the data accumulation guides the routing of the subsequent service and the building of a service path step by step.
Further, the overlay logic establishes a connection module, which is specifically configured to:
and the MEC adopts virtualization deployment, after the bottom layer finishes installation and integration, an upper layer Vxlan is configured from the UPF to the MEC, and an overlay logical link is opened.
Further, the UPF initiates a path probe to the MEC through the overlay logical link, including:
after the overlay logic link is formed, path detection is periodically carried out, and related messages are periodically collected into the UPF.
Further, the primary screening of the path detection as the primary selection path of the subsequent 5G service includes:
the UPF is connected with a plurality of sets of MECs, and the primary detection discrimination result is stored in the MECs and is used as a primary selection path of the subsequent 5G service.
In an embodiment of the present invention, a computer device is further provided, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, and when the processor executes the computer program, the processor implements the foregoing method for detecting the MEC status through UPF.
In an embodiment of the present invention, a computer-readable storage medium is also presented, in which a computer program for executing the method of detecting the MEC status by UPF is stored.
Has the advantages that:
1. the UPF manages and controls the adjacent MEC, can make preliminary election on the initial selection, and intervene the 5G business route in reverse direction.
2. Through the technical intervention of the bottom layer, the response of the MEC side on the AF request side can be triggered, and the performance indexes of some adjacent equipment are accompanied.
3. The performance indexes can guide the equipment selection of subsequent services and the establishment of a new performance library.
4. Long-term data accumulation plays a guiding role in screening the subsequent service paths.
Drawings
Fig. 1 is a schematic diagram of a conventional flow of a 5G service;
fig. 2 is a schematic diagram of a virtual gateway path query by overlay technology according to an embodiment of the present invention;
FIG. 3 is a flow diagram illustrating a method for detecting the state of an MEC via UPF in accordance with one embodiment of the present invention;
FIG. 4 is a block diagram of an apparatus for detecting the state of an MEC via UPF according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a computer device according to an embodiment of the present invention.
Detailed Description
The principles and spirit of the present invention will be described below with reference to several exemplary embodiments, which should be understood to be presented only to enable those skilled in the art to better understand and implement the present invention, and not to limit the scope of the present invention in any way. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
As will be appreciated by one skilled in the art, embodiments of the present invention may be embodied as a system, apparatus, device, method, or computer program product. Accordingly, the present disclosure may be embodied in the form of: entirely hardware, entirely software (including firmware, resident software, micro-code, etc.), or a combination of hardware and software.
Fig. 1 is a schematic flow chart of a 5G service in the prior art. As shown in fig. 1, from the UPF to the DATA Network behind, two sets of systems (AN and UPF) are spanned, if the applications are not internal to the operator, the systems belong to two different credible domains, and the interaction of the DATA is performed by the encapsulation of the N6 protocol, so that the UPF and the MEC basically belong to two black box systems.
According to the embodiment of the invention, the method and the device for detecting the MEC state through the UPF are provided, and the UPF side can monitor the simple performance index of the MEC side and is more beneficial to the execution of 5G services.
Fig. 2 is a schematic diagram of a virtual gateway path query by overlay technology according to an embodiment of the present invention. As shown in fig. 2, a routing path between two VMs (virtual machines) in a cloud, such as TOR/EOR switch, VxLAN gateway, host, and the like, is queried; searching according to overlay technology to obtain a service path; and through the virtual path, the UPF performs path detection on the server where the MEC is located, and the VTEP technology is used for periodically detecting the service, so that the reliability of the path is ensured. The method comprises the following implementation steps:
1. the 5G service is mainly based on toB, and UPFs and MECs in a computer room are arranged at a close position or an adjacent position.
2. Both UPF and MEC use clouding virtualization techniques, although close but not straight-tube relationships.
3. The 5G service is initiated by the UE side, the sequence of the establishment of the upper layer service is that the bottom layer is physically established with connection, the overlay logic layer is established with connection, and finally the 5G service is carried out after the service layer is opened.
4. After the overlay logical link is opened, the UPF immediately initiates VTEP path detection to the MEC which may establish connection, and selects the timeliness of the returned message.
5. And periodically performing detection action at the later stage to ensure the reliability of the service path.
The principles and spirit of the present invention are explained in detail below with reference to several representative embodiments of the invention.
Fig. 3 is a flowchart illustrating a method for detecting the MEC status through UPF according to an embodiment of the present invention. As shown in fig. 3, after the construction between the UPF and the MEC is completed, Vtep test on Vxlan is started and a test result is returned → a plurality of MECs and a plurality of detections form a periodic result → the system performs comparative analysis on the test result to form a result → feeds back 5GC in the form of AF request to guide the delivery of the MEC with lower selection delay. The method comprises the following detailed implementation steps:
1. and establishing a machine room bottom link, and opening the UPF to the MEC physical link.
2. After the service develops the early-stage data configuration, an overlay logical link such as Vxlan is opened. And the MEC adopts virtualization deployment, the UPF and the MEC belong to different systems, after the bottom layer is installed and integrated, the upper layer Vxlan is configured from the UPF to the MEC, and an overlay logical link is opened.
3. The UPF performs path probing to the MEC through the overlay logical link. After the overlay logical link is formed, VTEP path detection is periodically carried out, and related messages are periodically collected into UPF.
4. And the primary screening of the path detection is used as a primary selection path of the subsequent 5G service. The UPF is connected with a plurality of sets of MECs, and the primary detection discrimination result is stored in the MECs and is used as a primary selection path of the subsequent 5G service.
5. And detecting the path periodically and triggering the MEC to report the performance index (AF request content) of the equipment at the right moment.
6. And establishing a performance library according to the reported result, and carrying out parallel analysis on important indexes such as the service type, the equipment performance and the like.
7. And the data accumulation guides the routing of the subsequent service and the building of a service path step by step.
It should be noted that although the operations of the method of the present invention have been described in the above embodiments and the accompanying drawings in a particular order, this does not require or imply that these operations must be performed in this particular order, or that all of the operations shown must be performed, to achieve the desired results. Additionally or alternatively, certain steps may be omitted, multiple steps combined into one step execution, and/or one step broken down into multiple step executions.
For a clearer explanation of the method for detecting the MEC status through UPF, a specific embodiment is described below, however, it should be noted that the embodiment is only for better explaining the present invention and should not be construed as an undue limitation to the present invention.
The specific implementation steps are as follows:
the UPF and MEC interface device is used as a VTEP device. The Vxlan tunnel between the UPF and the MEC interface equipment is established through the BGP route, and the clients can communicate with each other.
1. OSPF is configured between UPF and MEC interface devices such that routes between each other are reachable. The address of the Loopback0 configuring the UPF device is 1.1.1.1 as the VTEP address, and the address of the Loopback0 configuring the MEC interface device is 2.2.2.2 as the VTEP address.
And (3) configuring an intersubbody loop interface:
2. create VNI interface and configure gateway address:
3. creating a VNI instance and associating the VSI interface created in the third step:
a VXLAN channel is created in this VSI instance.
4. The VTEP encapsulates a layer of Vxlan on the outer layer of the ICMP message, src ip is 1.1.1.1, namely VTEP ip of UPF equipment, dst ip is 2.2.2, namely VTEP ip of MEC interface equipment, Vxlan id is 1000, namely l3-vni specified in VSI.
5. After the Vxlan is established, actions such as VTEP detection and the like are periodically carried out, and a more optimal path is selected for the subsequent 5G service.
Based on the same inventive concept, the invention also provides a device for detecting the MEC state through the UPF. The implementation of the device can be referred to the implementation of the method, and repeated details are not repeated. The term "module," as used below, may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware, or a combination of software and hardware is also possible and contemplated.
Fig. 4 is a schematic structural diagram of an apparatus for detecting the MEC status through UPF according to an embodiment of the present invention. As shown in fig. 4, the apparatus includes:
a bottom physical establishing connection module 101, configured to establish a machine room bottom link and open a UPF-to-MEC physical link;
an overlay logic establishing connection module 102, configured to break through an overlay logic link after the early-stage data configuration is performed on the service;
the MEC adopts virtualization deployment, after the bottom layer finishes installation and integration, an upper layer Vxlan is configured from the UPF to the MEC, and an overlay logic link is opened;
a path detection module 103, configured to initiate path detection to the MEC by the UPF through the overlay logical link; primary screening of path detection is used as a primary selection path of subsequent 5G services; detecting a path periodically and triggering the MEC to report the performance index of the equipment in due time; establishing a performance library according to the reported result, and carrying out parallel analysis aiming at the service type and the equipment performance; the data accumulation step by step guides the routing of the subsequent service and the establishment of a service path;
after the overlay logical link is formed, path detection is periodically carried out, and related messages are periodically collected into a UPF; the UPF is connected with a plurality of sets of MECs, and the primary detection discrimination result is stored in the MECs and is used as a primary selection path of the subsequent 5G service.
It should be noted that although in the above detailed description several modules of an apparatus for detecting MEC status by UPF are mentioned, this division is merely exemplary and not mandatory. Indeed, the features and functionality of two or more of the modules described above may be embodied in one module according to embodiments of the invention. Conversely, the features and functions of one module described above may be further divided into embodiments by a plurality of modules.
Based on the aforementioned inventive concept, as shown in fig. 5, the present invention further provides a computer apparatus 200, which includes a memory 210, a processor 220, and a computer program 230 stored on the memory 210 and operable on the processor 220, wherein the processor 220 implements the aforementioned method for detecting the MEC status through UPF when executing the computer program 230.
Based on the foregoing inventive concept, the present invention also provides a computer-readable storage medium storing a computer program for executing the foregoing method of detecting the MEC status by UPF.
According to the method and the device for detecting the MEC state through the UPF, provided by the invention, the resource monitoring of various application scenes is supported according to the business association of the MEC and the UPF, wherein the resource monitoring comprises local shunting scenes (such as a business park, a campus network, local video monitoring, VR/AR, local video live broadcast, an edge CDN and the like), data service scenes (such as indoor positioning, Internet of vehicles and the like) and business optimization scenes (such as video live broadcast, game acceleration and the like) and the like.
While the spirit and principles of the invention have been described with reference to several particular embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, nor is the division of aspects, which is for convenience only as the features in such aspects may not be combined to benefit. The invention is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
The limitation of the protection scope of the present invention is understood by those skilled in the art, and various modifications or changes which can be made by those skilled in the art without inventive efforts based on the technical solution of the present invention are still within the protection scope of the present invention.
Claims (10)
1. A method for detecting MEC status via UPF, the method comprising:
establishing a machine room bottom link, and opening a UPF to MEC physical link;
after the early-stage data configuration is carried out on the service, an overlay logical link is opened;
the UPF initiates path detection to the MEC through the overlay logical link;
primary screening of path detection is used as a primary selection path of subsequent 5G services;
detecting a path periodically and triggering the MEC to report the performance index of the equipment in due time;
establishing a performance library according to the reported result, and carrying out parallel analysis aiming at the service type and the equipment performance;
and the data accumulation guides the routing of the subsequent service and the building of a service path step by step.
2. The method for detecting the state of the MEC through the UPF according to claim 1, wherein opening an overlay logical link after the service performs the early-stage data configuration includes:
and the MEC adopts virtualization deployment, after the bottom layer finishes installation and integration, an upper layer Vxlan is configured from the UPF to the MEC, and an overlay logical link is opened.
3. The method of claim 1, wherein the UPF initiates path probing to the MEC via the overlay logical link, comprising:
after the overlay logic link is formed, path detection is periodically carried out, and related messages are periodically collected into the UPF.
4. The method for detecting the MEC state through the UPF according to claim 1, wherein the primary screening of the path detection as the primary selection path of the subsequent 5G service includes:
and the UPF is connected with a plurality of sets of MECs, and the primary detection discrimination result is stored in the MECs and is used as a primary selection path of the subsequent 5G service.
5. An apparatus for detecting the state of an MEC through a UPF, the apparatus comprising:
the bottom layer physical building connection module is used for building a machine room bottom layer link and opening the UPF to MEC physical link;
the overlay logic building connection module is used for opening an overlay logic link after the early-stage data configuration is carried out on the service;
the path detection module is used for initiating path detection to the MEC by the UPF through the overlay logical link; primary screening of path detection is used as a primary selection path of subsequent 5G services; detecting a path periodically and triggering the MEC to report the performance index of the equipment in due time; establishing a performance library according to the reported result, and carrying out parallel analysis aiming at the service type and the equipment performance; and the data accumulation step by step guides the routing of the subsequent service and the construction of the service path.
6. The apparatus for detecting an MEC state with a UPF according to claim 5, wherein the overlay logic is configured to:
and the MEC adopts virtualization deployment, after the bottom layer finishes installation and integration, an upper layer Vxlan is configured from the UPF to the MEC, and an overlay logical link is opened.
7. The apparatus for detecting the state of an MEC through a UPF as claimed in claim 5, wherein the UPF initiates path detection to the MEC through the overlay logical link, comprising:
after the overlay logical link is formed, path detection is periodically carried out, and related messages are periodically collected into the UPF.
8. The apparatus for detecting the MEC state through UPF according to claim 5, wherein the primary screening of the path detection as the primary selection path of the subsequent 5G service includes:
the UPF is connected with a plurality of sets of MECs, and the primary detection discrimination result is stored in the MECs and is used as a primary selection path of the subsequent 5G service.
9. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the method of any of claims 1-4 when executing the computer program.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium stores a computer program for performing the method of any one of claims 1-4.
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