CN107872835B - Public network service protection method, device, MEC server and system - Google Patents
Public network service protection method, device, MEC server and system Download PDFInfo
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- CN107872835B CN107872835B CN201610845323.XA CN201610845323A CN107872835B CN 107872835 B CN107872835 B CN 107872835B CN 201610845323 A CN201610845323 A CN 201610845323A CN 107872835 B CN107872835 B CN 107872835B
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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
- H04W28/0205—Traffic management, e.g. flow control or congestion control at the air interface
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/52—Allocation or scheduling criteria for wireless resources based on load
Abstract
The invention discloses a public network service protection method, a public network service protection device, an MEC server and a public network service protection system. The method comprises the following steps: receiving the utilization rate of radio resource air interface resources periodically reported by a base station in a local distribution scene of a mobile edge computing technology (MEC); acquiring the bandwidth of a current local service return link; and dynamically adjusting the bandwidth of the current local service return link according to the utilization rate of the wireless resource air interface resource fed back by the base station. The invention can provide the local low-delay high-bandwidth virtual LTE local area network for the user, and simultaneously ensures that the public network service access of the user is not influenced, thereby improving the utilization rate of wireless resources.
Description
Technical Field
The invention relates to the field of mobile communication, in particular to a public network service protection method, a public network service protection device, an MEC server and a public network service protection system.
Background
Mobile Edge Computing (MEC) provides IT and cloud Computing capabilities for wireless access networks, so that service localization and short-distance deployment are possible, a wireless network is promoted to have low-delay and high-bandwidth transmission capability, and the reduction of backhaul bandwidth requirements greatly reduces operation cost. Meanwhile, the MEC senses and opens the context information (position, network load, wireless resource utilization rate and the like) of the wireless network to the service application, so that the service experience of a user can be effectively improved, and a platform is provided for research, development and deployment of innovative services. The MEC-based local distribution is used as a precondition for service localization deployment, and becomes a problem of the MEC in the current key research.
It can be seen that the user can access the public network service and the local service simultaneously based on the local distribution of the MEC, a virtual LTE local area network with low time delay and high bandwidth is provided for clients such as government enterprises and campuses, the utilization rate of wireless resources is improved, the consumption of return bandwidth is reduced, and a new channel for increasing income is opened up for operators.
It should be noted that, the LTE core network cannot distinguish the public network service or the local service accessed by the user in the bearer establishment process. At this time, the access of the local service with large flow rate may affect the access of the user to the public network service, and the user experience is reduced. Therefore, how to provide the local service access with low time delay and high bandwidth for the user and protect the normal public network service access of the user from being influenced becomes a problem to be solved based on the key point of the MEC local distribution scene.
Disclosure of Invention
In view of the above technical problems, the present invention provides a method, an apparatus, an MEC server and a system for protecting a public network service in an MEC local breakout scenario, which can ensure that the access of a user local service does not affect the access of a user normal public network service.
According to an aspect of the present invention, a method for protecting public network services is provided, including:
receiving the utilization rate of radio resource air interface resources periodically reported by a base station in a local distribution scene of a mobile edge computing technology (MEC);
acquiring the bandwidth of a current local service return link;
and dynamically adjusting the bandwidth of the current local service return link according to the utilization rate of the wireless resource air interface resource fed back by the base station.
In an embodiment of the present invention, the dynamically adjusting the bandwidth of the local service backhaul link according to the utilization rate of the air interface resource of the wireless resource fed back by the base station includes:
reducing the bandwidth of the current local service return link under the condition that the utilization rate A of the air interface resources of the wireless resources is greater than or equal to a first threshold C1, so as to reduce the air interface resources occupied by the local services;
under the condition that the utilization rate A of the radio resource air interface resource is smaller than a second threshold C2, increasing the bandwidth of the current local service backhaul link to improve the transmission rate of the local service, wherein the second threshold C2 is smaller than the first threshold C1;
and under the condition that the utilization rate A of the air interface resources of the wireless resources is greater than a second threshold C2 and less than a first threshold C1, keeping the bandwidth of the current local service backhaul link unchanged.
In one embodiment of the present invention, the reducing the current local traffic backhaul link bandwidth comprises:
according to the formula
And adjusting the bandwidth S of the current local service return link.
In one embodiment of the present invention, the increasing the bandwidth of the current local traffic backhaul link includes:
according to the formula
And adjusting the bandwidth S of the current local service return link.
In one embodiment of the invention, the method further comprises:
and outputting the adjusted local service return link bandwidth.
In an embodiment of the present invention, the dynamically adjusting the bandwidth of the local service backhaul link according to the utilization rate of the air interface resource of the wireless resource fed back by the base station further includes:
and determining a first threshold C1 and a second threshold C2 according to the utilization rate of the wireless network air interface resources and the statistical information of the wireless network backhaul bandwidth.
According to another aspect of the present invention, there is provided a public network service protection device, including a resource utilization receiving module, a current bandwidth obtaining module, and a bandwidth adjusting module, wherein:
a resource utilization receiving module, configured to receive a radio resource air interface resource utilization periodically reported by a base station in a mobile edge computing technology MEC local offloading scenario;
the current bandwidth obtaining module is used for obtaining the bandwidth of a current local service return link;
and the bandwidth adjusting module is used for dynamically adjusting the bandwidth of the current local service return link according to the utilization rate of the wireless resource air interface resource fed back by the base station.
In one embodiment of the present invention, the bandwidth adjustment module includes a bandwidth reduction unit, a bandwidth increase unit, and a bandwidth maintenance unit, wherein:
a bandwidth reducing unit, configured to reduce a bandwidth of a current local service backhaul link to reduce an air interface resource occupied by a local service when a radio resource air interface resource utilization rate a is greater than or equal to a first threshold C1;
a bandwidth increasing unit, configured to increase a bandwidth of a current local service backhaul link to increase a local service transmission rate when a radio resource air interface resource utilization rate a is smaller than a second threshold C2, where the second threshold C2 is smaller than the first threshold C1;
and the bandwidth maintaining unit is used for keeping the bandwidth of the current local service backhaul link unchanged under the condition that the utilization rate A of the radio resource air interface resource is greater than a second threshold C2 and less than a first threshold C1.
In one embodiment of the invention, the bandwidth reduction unit is adapted to be based on a formula
And adjusting the bandwidth S of the current local service return link.
In one embodiment of the invention, the bandwidth increasing unit is used for increasing the bandwidth according to the formula
And adjusting the bandwidth S of the current local service return link.
In one embodiment of the invention, the apparatus further comprises a bandwidth output module, wherein:
and the bandwidth output module is used for outputting the adjusted local service return link bandwidth.
In an embodiment of the present invention, the bandwidth adjusting module further includes a threshold determining unit, wherein:
and the threshold determining unit is used for determining a first threshold C1 and a second threshold C2 according to the utilization rate of the wireless network air interface resources and the statistical information of the wireless network backhaul bandwidth.
According to another aspect of the present invention, there is provided an MEC server comprising the public network service protection apparatus according to any one of the embodiments described above.
According to another aspect of the present invention, there is provided a public network service protection system, including an MEC server and a base station, wherein:
the base station is used for periodically reporting the utilization rate of the radio resource air interface resource to the MEC server;
an MEC server, as described in any of the above embodiments.
The invention can provide the local low-delay high-bandwidth virtual LTE local area network for the user, and simultaneously ensures that the public network service access of the user is not influenced, thereby improving the utilization rate of wireless resources.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of an embodiment of a public network service protection system based on an MEC local breakout scenario according to the present invention.
Fig. 2 is a schematic diagram of an embodiment of the MEC server of the present invention.
Fig. 3 is a schematic diagram of a public network service protection apparatus based on an MEC local breakout scenario according to a first embodiment of the present invention.
Fig. 4 is a diagram illustrating a bandwidth adjustment module according to a second embodiment of the present invention.
Fig. 5 is a schematic diagram of a public network service protection apparatus according to a second embodiment of the present invention based on an MEC local breakout scenario.
Fig. 6 is a schematic diagram of a public network service protection method based on an MEC local breakout scenario according to a first embodiment of the present invention.
Fig. 7 is a schematic diagram of a public network service protection method based on an MEC local breakout scenario according to a second embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Fig. 1 is a schematic diagram of an embodiment of a public network service protection system based on an MEC local breakout scenario according to the present invention. As shown in fig. 1, the public network service protection system includes an MEC server 1 and a base station 2, where:
and the base station 2 is used for periodically reporting the utilization rate of the radio resource air interface resource to the MEC server 1.
In the embodiment of fig. 1, the Base station 2 is specifically an LTE (Long Term Evolution ) BBU (Building Base band Unit baseband processing Unit).
The MEC server 1 dynamically adjusts the bandwidth of the local service backhaul link according to the utilization rate of the air interface resources of the wireless network, the utilization rate of the air interface resources, statistical information of the backhaul bandwidth, and the like.
Based on the public network service protection system and the MEC server provided by the embodiments of the present invention, the dynamic adjustment of the air interface resource occupancy rate by the local service is realized based on the wireless network air interface resource utilization rate, the backhaul bandwidth, and other information, for the local distribution scene based on the MEC. The embodiment of the invention can provide the local low-delay high-bandwidth virtual LTE local area network for the user, and simultaneously ensure that the public network service access of the user is not influenced, thereby improving the utilization rate of wireless resources.
In the above embodiment of the present invention, as shown in fig. 2, the function of the MEC server 1 is implemented by adding a public network service protection device 11 in the existing MEC server.
The structure and function of the public network service protection device 11 of the present invention are described below by specific examples:
fig. 3 is a schematic diagram of a public network service protection apparatus based on an MEC local breakout scenario according to a first embodiment of the present invention. As shown in fig. 3, the public network service protection apparatus 11 in the embodiment of fig. 2 may include a resource utilization receiving module 111, a current bandwidth obtaining module 112, and a bandwidth adjusting module 113, where:
a resource utilization receiving module 111, configured to receive, in a local offloading scenario of the mobile edge computing technology MEC, a radio resource air interface resource utilization periodically reported by the base station 2.
A current bandwidth obtaining module 112, configured to obtain a current local service backhaul link bandwidth.
And a bandwidth adjusting module 113, configured to dynamically adjust the bandwidth of the current local service backhaul link according to the utilization rate of the air interface resource of the wireless resource fed back by the base station 2.
Based on the public network service protection device provided by the above embodiment of the present invention, for the local distribution scene based on the MEC, based on the wireless network air interface resource utilization rate and the information such as the backhaul bandwidth, the dynamic adjustment of the air interface resource occupancy rate by the local service is realized. The embodiment of the invention can provide the local low-delay high-bandwidth virtual LTE local area network for the user, and simultaneously ensure that the public network service access of the user is not influenced, thereby improving the utilization rate of wireless resources.
In the above embodiment of the present invention, when the utilization rate of the wireless air interface resource is low, more Physical Resource Blocks (PRB) are left, which may increase the bandwidth of the local service backhaul link, improve the access speed of the local service, and improve the access experience of the local service of the user and the utilization rate of the air interface resource. When the utilization rate of the wireless air interface resources is higher in the above embodiments of the present invention, the bandwidth of the local service backhaul link is reduced, thereby reducing the access speed of the local service and the occupation of the air interface resources by the local service, ensuring that the access of the normal public network service of the user is not affected,
in the first embodiment of the present invention, the bandwidth adjustment module 113 may be specifically configured to, when the utilization rate a of the air interface resource of the wireless resource is greater than or equal to the first threshold C1, reduce the bandwidth of the current local service backhaul link, so as to reduce the air interface resource occupied by the local service; and under the condition that the utilization rate A of the radio resource air interface resources is smaller than a second threshold C2, increasing the bandwidth of the current local service backhaul link to improve the transmission rate of the local service, wherein the second threshold C2 is smaller than the first threshold C1.
The applicant finds that the bandwidth adjustment module 113 in the first embodiment of the present invention can dynamically adjust the occupancy rate of the air interface resource by the local service based on the utilization rate of the air interface resource of the wireless network and the information such as the backhaul bandwidth, but the frequent setting of the bandwidth of the backhaul link of the local service affects the stability of the access link of the local service.
Fig. 4 is a diagram illustrating a bandwidth adjustment module according to a second embodiment of the present invention. The bandwidth adjustment module 113 shown in fig. 3 may include a bandwidth reduction unit 1131, a bandwidth increase unit 1132, and a bandwidth maintenance unit 1133, wherein:
a bandwidth reducing unit 1131, configured to reduce, when the utilization rate a of the air interface resource of the radio resource is greater than or equal to the first threshold C1, the bandwidth of the current local service backhaul link needs to be reduced in order to protect the access of the normal public network service of the user, so as to reduce the air interface resource occupied by the local service.
In an embodiment of the present invention, the bandwidth reduction unit 1131 is configured to adjust the current local traffic backhaul link bandwidth S according to formula (1), where C2 is a second threshold, and the second threshold C2 is smaller than the first threshold C1.
The bandwidth increasing unit 1132 is configured to, in a case that the radio resource air interface resource utilization rate a is smaller than the second threshold C2, indicate that the network air interface resource utilization rate is lower at this time, and at this time, the access speed of the local service of the user may be increased by increasing the local service backhaul link bandwidth, so that the radio network air interface resource utilization rate is increased.
In an embodiment of the present invention, the bandwidth increasing unit 1132 is configured to adjust the current local traffic backhaul link bandwidth S according to formula (2).
A bandwidth maintaining unit 1133, configured to keep the bandwidth of the current local service backhaul link unchanged when the radio resource air interface resource utilization rate a is greater than the second threshold C2 and smaller than the first threshold C1.
In an embodiment of the present invention, as shown in fig. 4, the bandwidth adjusting module 113 may further include a threshold determining unit 1134, where:
the threshold determining unit 1134 is configured to determine a first threshold C1 and a second threshold C2 according to the utilization rate of the air interface resources of the wireless network and the statistical information of the wireless network backhaul bandwidth.
The above embodiments of the present invention may determine the first threshold C1 and the second threshold C2 according to the utilization rate of the air interface resource of the wireless network and the statistical information of the network backhaul bandwidth, and implement dynamic adjustment of the air interface resource occupancy rate by the local service according to the comparison result between the utilization rate a of the air interface resource of the wireless network and the first threshold C1 and the second threshold C2. The setting of the first threshold C1 and the second threshold C2 can effectively prevent frequent setting of the bandwidth of the local service backhaul link, and achieve stability of the local service access link.
Fig. 5 is a schematic diagram of a public network service protection apparatus according to a second embodiment of the present invention based on an MEC local breakout scenario. In contrast to the embodiment shown in fig. 3, in the embodiment shown in fig. 5, the apparatus may further include a bandwidth output module 114, where:
a bandwidth output module 114, configured to output the adjusted local service backhaul link bandwidth to a bandwidth allocation apparatus of the MEC server, so as to allocate a corresponding backhaul link bandwidth to the local service.
The above embodiment of the present invention realizes dynamic adjustment and output of the occupancy rate of the air interface resource by the local service through statistical analysis of the information such as the utilization rate of the wireless air interface resource and the return bandwidth, so as to ensure that the access of the local service of the user does not affect the access of the normal public network service of the user.
Fig. 6 is a schematic diagram of a public network service protection method based on an MEC local breakout scenario according to a first embodiment of the present invention. Preferably, this embodiment may be executed by the public network service protection device based on the MEC local breakout scenario. As shown in fig. 6, the method may include:
Based on the public network service protection method provided by the above embodiment of the present invention, for the local distribution scene based on the MEC, based on the wireless network air interface resource utilization rate and the information such as the backhaul bandwidth, the dynamic adjustment of the air interface resource occupancy rate by the local service is realized. Therefore, the embodiment of the invention can provide the local low-delay high-bandwidth virtual LTE local area network for the user, and simultaneously ensure that the public network service access of the user is not influenced, thereby improving the utilization rate of wireless resources.
Fig. 7 is a schematic diagram of a public network service protection method based on an MEC local breakout scenario according to a second embodiment of the present invention. Preferably, this embodiment may be executed by the public network service protection device based on the MEC local breakout scenario. As shown in fig. 7, the method may include:
In an embodiment of the present invention, the step of reducing the bandwidth of the current local traffic backhaul link in step 705 may include: and (3) adjusting the bandwidth S of the current local service return link according to the formula (1).
In an embodiment of the present invention, the step of increasing the bandwidth of the current local traffic backhaul link in step 706 may include: and (3) adjusting the bandwidth S of the current local service return link according to the formula (2).
In an embodiment of the present invention, before step 702, the method may further include: and determining a first threshold C1 and a second threshold C2 according to the utilization rate of the wireless network air interface resources and the statistical information of the wireless network backhaul bandwidth.
The above embodiments of the present invention may determine the first threshold C1 and the second threshold C2 according to the utilization rate of the air interface resource of the wireless network and the statistical information of the network backhaul bandwidth, and implement dynamic adjustment of the air interface resource occupancy rate by the local service according to the comparison result between the utilization rate a of the air interface resource of the wireless network and the first threshold C1 and the second threshold C2. The setting of the first threshold C1 and the second threshold C2 can effectively prevent frequent setting of the bandwidth of the local service backhaul link, and achieve stability of the local service access link.
The above embodiment of the present invention realizes dynamic adjustment and output of the occupancy rate of the air interface resource by the local service through statistical analysis of the information such as the utilization rate of the wireless air interface resource and the return bandwidth, so as to ensure that the access of the local service of the user does not affect the access of the normal public network service of the user.
The public network traffic protection device 11 described above may be implemented as a general purpose processor, a Programmable Logic Controller (PLC), a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or any suitable combination thereof, for performing the functions described herein.
Thus far, the present invention has been described in detail. Some details well known in the art have not been described in order to avoid obscuring the concepts of the present invention. It will be fully apparent to those skilled in the art from the foregoing description how to practice the presently disclosed embodiments.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
The description of the present invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (12)
1. A public network service protection method is characterized by comprising the following steps:
the public network service protection device receives the utilization rate of the radio resource air interface resource periodically reported by the base station in a local distribution scene of a mobile edge computing technology (MEC);
the public network service protection device acquires the bandwidth of a current local service return link;
the public network service protection device dynamically adjusts the bandwidth of the current local service return link according to the utilization rate of the wireless resource air interface resource fed back by the base station so as to ensure that the access of the local service of the user does not influence the access of the normal public network service of the user;
wherein, the public network service protection device dynamically adjusting the bandwidth of the local service backhaul link according to the utilization rate of the radio resource air interface resource fed back by the base station comprises:
under the condition that the utilization rate A of the air interface resources of the wireless resources is greater than or equal to a first threshold C1, the public network service protection device reduces the bandwidth of a current local service return link so as to reduce the air interface resources occupied by the local service;
under the condition that the utilization rate A of the wireless resource air interface resource is smaller than a second threshold C2, the public network service protection device increases the bandwidth of the current local service backhaul link to improve the transmission rate of the local service, wherein the second threshold C2 is smaller than the first threshold C1;
and the public network service protection device keeps the bandwidth of the current local service return link unchanged under the condition that the utilization rate A of the wireless resource air interface resource is greater than a second threshold C2 and less than a first threshold C1.
2. The method of claim 1, wherein reducing the current local traffic backhaul link bandwidth comprises:
according to the formula
And adjusting the bandwidth S of the current local service return link.
3. The method of claim 1, wherein increasing the current local traffic backhaul link bandwidth comprises:
according to the formula
And adjusting the bandwidth S of the current local service return link.
4. The method according to any one of claims 1-3, further comprising:
and the public network service protection device outputs the adjusted local service return link bandwidth.
5. The method according to any of claims 1-3, wherein the public network service protection device dynamically adjusting the local service backhaul link bandwidth according to the utilization of the radio resource air interface resource fed back by the base station further comprises:
and the public network service protection device determines a first threshold C1 and a second threshold C2 according to the utilization rate of the wireless network air interface resources and the statistical information of the wireless network return bandwidth.
6. A public network service protection device is characterized by comprising a resource utilization rate receiving module, a current bandwidth obtaining module and a bandwidth adjusting module, wherein:
a resource utilization receiving module, configured to receive a radio resource air interface resource utilization periodically reported by a base station in a mobile edge computing technology MEC local offloading scenario;
the current bandwidth obtaining module is used for obtaining the bandwidth of a current local service return link;
the bandwidth adjusting module is used for dynamically adjusting the bandwidth of the current local service return link according to the utilization rate of the wireless resource air interface resource fed back by the base station so as to ensure that the access of the local service of the user does not influence the access of the normal public network service of the user;
wherein, the bandwidth adjustment module comprises a bandwidth reduction unit, a bandwidth increase unit and a bandwidth maintenance unit, wherein:
a bandwidth reducing unit, configured to reduce a bandwidth of a current local service backhaul link to reduce an air interface resource occupied by a local service when a radio resource air interface resource utilization rate a is greater than or equal to a first threshold C1;
a bandwidth increasing unit, configured to increase a bandwidth of a current local service backhaul link to increase a local service transmission rate when a radio resource air interface resource utilization rate a is smaller than a second threshold C2, where the second threshold C2 is smaller than the first threshold C1;
and the bandwidth maintaining unit is used for keeping the bandwidth of the current local service backhaul link unchanged under the condition that the utilization rate A of the radio resource air interface resource is greater than a second threshold C2 and less than a first threshold C1.
7. The apparatus of claim 6,
the bandwidth reduction unit is used for reducing the bandwidth according to the formula
And adjusting the bandwidth S of the current local service return link.
8. The apparatus of claim 6,
the bandwidth increasing unit is used for increasing the bandwidth according to the formula
And adjusting the bandwidth S of the current local service return link.
9. The apparatus of any one of claims 6-8, further comprising a bandwidth output module, wherein:
and the bandwidth output module is used for outputting the adjusted local service return link bandwidth.
10. The apparatus according to any of claims 6-8, wherein the bandwidth adjustment module further comprises a threshold determination unit, wherein:
and the threshold determining unit is used for determining a first threshold C1 and a second threshold C2 according to the utilization rate of the wireless network air interface resources and the statistical information of the wireless network backhaul bandwidth.
11. An MEC server, characterized in that it comprises a public network service protection arrangement according to any of claims 6-10.
12. A public network service protection system is characterized by comprising an MEC server and a base station, wherein:
the base station is used for periodically reporting the utilization rate of the radio resource air interface resource to the MEC server;
an MEC server as claimed in claim 11.
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| CN113055937B (en) * | 2019-12-27 | 2023-04-28 | 中移雄安信息通信科技有限公司 | Resource adjusting method and resource adjusting device |
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