CN109996285A - Method for controlling network congestion, device, equipment and medium - Google Patents
Method for controlling network congestion, device, equipment and medium Download PDFInfo
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- CN109996285A CN109996285A CN201711487095.4A CN201711487095A CN109996285A CN 109996285 A CN109996285 A CN 109996285A CN 201711487095 A CN201711487095 A CN 201711487095A CN 109996285 A CN109996285 A CN 109996285A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/14—Charging, metering or billing arrangements for data wireline or wireless communications
- H04L12/1403—Architecture for metering, charging or billing
- H04L12/1407—Policy-and-charging control [PCC] architecture
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/29—Flow control; Congestion control using a combination of thresholds
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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
- H04W28/0289—Congestion control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
- H04W8/04—Registration at HLR or HSS [Home Subscriber Server]
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Abstract
The invention discloses method for controlling network congestion, device, equipment and media, this method comprises: based on the net-work parameter information for concentrating performance management platforms acquisition by network, congested cell report file is generated, the congested cell report file includes congested cell information and corresponding congestion control policy coding；And it is based on the congested cell report file, corresponding congestion control policy is configured for congested cell.It is integrated as a result, by network capabilities, realizes the automatic closed loop management framework of network congestion intelligent diagnostics, differentiation scheduling.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of method for controlling network congestion, device, equipment and media.
Background technique
The fast development of long term evolution (Long Term Evolution, LTE), market penetration rate are substantially improved, operator
Between rate competition, product competition it is fiercer.Year-on-year 16 years of the third quarter before 2017, Chengdu region PS are averaged online user number
Increase by 1.48 times, flow increases by 1.84 times, and network hotspot area distribution is unbalanced, and the scene services such as colleges and universities, subway are concentrated.Chengdu
Average daily 50GB or more cell is 15382 total, and 25% cell contributes to the flow of the whole network 75%.Heavy traffic region is easy to produce
Raw network congestion, and relative to general service amount zone user, the perception of equivalent network quality can not be enjoyed in the case to be protected
Card.Therefore it is based on network congestion load, reasonable distribution schedule network resources ensure that user experience perceives most important and LTE
Network technology evolution inexorable trend.
Although cell is gathered around currently, can carry out corresponding control by strategy configuration for known congested cell
Plug is with stream of people's migration, traffic fluctuations, time change in dynamic change.Group-network construction, network element ability are only capable of providing preparatory at present
The services guarantee strategies function of configuration, can not implement dynamic counter-measure.
In conclusion there is an urgent need to a kind of congestion control policies of network congestion for dynamic change.
Summary of the invention
It is whole by network capabilities the embodiment of the invention provides a kind of method for controlling network congestion, device, equipment and medium
It closes, realizes the automatic closed loop management framework of network congestion intelligent diagnostics, differentiation scheduling.
In a first aspect, the embodiment of the invention provides a kind of method for controlling network congestion, this method comprises:
Based on the net-work parameter information for concentrating performance management platforms acquisition by network, congested cell report file, institute are generated
Stating congested cell report file includes congested cell information and corresponding congestion control policy coding；And
Based on the congested cell report file, corresponding congestion control policy is configured for congested cell.
Second aspect, the embodiment of the invention provides a kind of web impact factor device, device includes:
Congested cell analytical unit, for based on the net-work parameter information for concentrating performance management platforms acquisition by network, life
At congested cell report file, the congested cell report file includes that congested cell information and corresponding congestion control policy are compiled
Code；And
Congestion control policy configuration unit is corresponding for congested cell configuration for being based on the congested cell report file
Congestion control policy.
The third aspect, the embodiment of the invention provides a kind of calculating equipment, comprising: at least one processor, at least one
Memory and computer program instructions stored in memory are realized such as when computer program instructions are executed by processor
The method of first aspect in above embodiment.
Fourth aspect, the embodiment of the invention provides a kind of computer readable storage mediums, are stored thereon with computer journey
The method such as first aspect in above embodiment is realized in sequence instruction when computer program instructions are executed by processor.
Method for controlling network congestion, device, equipment and medium provided in an embodiment of the present invention, by existing network ability
On the basis of increase the closed loop management processes of congested cell intelligent diagnostics, control linkage, accurate analysis network congestion in real time, and
And it can be with Policy and Charging Rules Function (PCRF) network element intelligent linkage, accurately by the real-time analysis and arrangement of congested cell information
After be transferred to PCRF execute dynamic network congestion control.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will make below to required in the embodiment of the present invention
Attached drawing is briefly described, for those of ordinary skill in the art, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 shows existing one embodiment for Network Congestion Control Strategy；
Fig. 2 shows area business traffic statistics schematic diagrames；
Fig. 3 shows group-network construction schematic diagram according to an embodiment of the invention；
Fig. 4 shows the flow diagram of method for controlling network congestion according to an embodiment of the invention；
Fig. 5 shows the schematic block diagram of web impact factor device according to an embodiment of the invention；
Fig. 6 shows the hardware structural diagram provided in an embodiment of the present invention for calculating equipment.
Specific embodiment
The feature and exemplary embodiment of various aspects of the invention is described more fully below, in order to make mesh of the invention
, technical solution and advantage be more clearly understood, with reference to the accompanying drawings and embodiments, the present invention is further retouched in detail
It states.It should be understood that specific embodiment described herein is only configured to explain the present invention, it is not configured as limiting the present invention.
To those skilled in the art, the present invention can be real in the case where not needing some details in these details
It applies.Below the description of embodiment is used for the purpose of better understanding the present invention to provide by showing example of the invention.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence " including ... ", it is not excluded that including
There is also other identical elements in the process, method, article or equipment of the element.
It can be taken during LTE user's online initial stage or generation TAI granularity switching, cell switching, HANDOVER etc.
Band E-UTRAN Cell Global Identifier (E-UTRAN Cell Global Identifier, ECGI), QCI (QoS Class
Identifier), all multi-parameter informations such as bandwidth, phone number, PGW IP report to Policy and Charging Rules Function
(Policy and Charging Rules Function, PCRF) carries out strategy matching.
For example, being such as directed to when the phone number or cell information that user carries match strategies different in PCRF
The user of ECGI cell manages strategy, when the marketing strategy matched according to phone number, PCRF will issue it is corresponding execute it is dynamic
Make.
Wireless network resource is opposite to be limited, and general networking congestion each means that access customer number reaches one under specific cell
It is more than threshold threshold that set pattern, which draws rear wireless PRB utilization rate, and the perception of user's online experience will be substantially reduced, and should reduce in the case
Bulky grain degree bandwidth occupied by service and QCI grade (business such as video, downloading, P2P), the preferential bandwidth for ensureing instant messaging service
Resource promotes network utilization efficiency, ensures the experience perception of important service in the case of this, alleviates network congestion.
Fig. 1 shows an existing example for Network Congestion Control Strategy.Referring to Fig. 1:
1, carried during user's online ECGI, QCI bandwidth, all multi-parameter informations such as phone number report to PCRF into
Row strategy matching；
2, the difference for using dynamic for user after the congestion control policy that the ECGI and PCRF of reporting of user are configured matches
Type of service re-issue QCI bandwidth to cover original parameter, and it is specific newly by the instruction of dispatching distribution to SAE GW,
MME, ENB network element execute；
3, the network elements such as SAE GW, MME, ENB execute the different service types weight that user thus uses after receiving PCRF instruction
Newly assigned QCI bandwidth, promoted Internet resources benefit.
Although can accordingly be managed by strategy configuration for known congested cell at present, for hospital, hand over
The flows of the people such as logical hinge migrate, convert biggish environment, and network congestion is with stream of people's migration, traffic fluctuations, time change dynamic
State variation.
Fig. 2 shows area business traffic statistics schematic diagrames.
Referring to fig. 2, by taking hospital area as an example, the access customer number in busy stage, portfolio are about the idle stage
10 times or more.In the idle stage, resource redundancy maximum capacity can satisfy user demand, but in busy stage, same resource item
The service quality guarantee same with the idle stage can not be provided under part for user.
Therefore, network congestion is to belong to the process of dynamic change, need to be coped with and be solved using the scheme of dynamic control congestion.But
It is that group-network construction, network element ability are only capable of providing the function of preconfigured services guarantee strategies at present, and can not implement
Dynamic counter-measure.
In view of this, being integrated the invention proposes a kind of method for controlling network congestion and device by network capabilities, by cigarette
Chimney formula network element is configured to the automatic closed loop management framework for having the diagnosis of network intelligence congestion, differentiation scheduling.Specifically, pass through
The closed loop management process for increasing congested cell intelligent diagnostics, control linkage on existing network capability foundation discussion, can in real time, accurately divide
Analyse network congestion.Also, network concentrate performance management platforms can with PCRF network element intelligent linkage, accurately by congested cell
It is transferred to PCRF after the real-time analysis and arrangement of information and executes dynamic control.
The accompanying drawings and embodiments web impact factor scheme that the present invention will be described in detail will be combined as follows.
The invention proposes a kind of automatic closed loop management functions for having the diagnosis of network intelligence congestion, differentiation scheduling
The network that defines of group-network construction, innovation concentrates performance management platforms (following unified referred to as concentration capability platform) and PCRF network element
Between service control (following unified abbreviation SC interface) interface protocol standard, can be with based on the interface protocol standard
It realizes and capability platform is concentrated effectively to dock linkage with PCRF network element, realize the diagnosis of integrated network congestion, the intelligence of control is closed
Endless tube reason.
Fig. 3 shows group-network construction schematic diagram according to an embodiment of the invention.
As shown in figure 3, the group-network construction includes concentrating capability platform, PCRF network element and the base station in LTE network, core
Heart net and other network elements.
Concentrate capability platform that can acquire the net-work parameter information in LTE network, net-work parameter information may include but not
It is limited to be user face data information and control plane data information etc..For example, via interfaces such as S1-mme, S1-u, Gx, S6a, Sgi
The data information of acquisition.
Specifying information type can include but is not limited to as follows: (1) user activates the ranks such as online, TAU/RAU, handover
The signaling message types that section carries include: IMSI or old GUTI, last visited TAI (if available), UE
Core Network Capability、ECGI、Attach Type、ESM message container(Request Type,
PDN Type, Protocol Configuration Options, Ciphered Options Transfer Flag),
The parameters such as MSISDN；(2) media information that user carries in business transferring packet includes: APN, PDN Type, Protocol
Configuration Options, Request Type, the port URL, IP/.(3) user is when applying for special feature business transferring packet
The signaling message of carrying includes: EPS Bearer Identity, EPS Bearer QoS, Session Management
The parameters such as Request, S1-TEID.
Later, concentrate capability platform can based on above-mentioned net-work parameter information carry out congested cell in real time, intelligent diagnostics, with
Web impact factor is carried out for PCRF network element, and data basis is provided.
For example, capability platform is concentrated the network parameter of performance management platforms acquisition can be concentrated to believe by network based on above-mentioned
Breath generates congested cell report file, and PCRF can be based on the congested cell report file, configures phase for each congested cell
The congestion control policy answered.Wherein, congested cell report file may include congested cell information and corresponding congestion control plan
Slightly encode.Congested cell information may include congested cell state, congested cell location type and congested cell positional value etc..
Specifically, concentrate capability platform that can determine congested cell, and generate based on the net-work parameter information as above acquired
Congested cell report file.
Since when the number of users accessed under cell is more than the 60% of base station maximum accessing user's scale, user experience is perceived
It will be substantially reduced.
Therefore, in a preferred embodiment, concentrate capability platform that can monitor and analyze the user of cell base station access
Capacity diagnoses the cell and network congestion occurs, i.e., by the cell when active user's capacity of cell is more than predetermined volumes threshold value
It is determined as congested cell.
Specifically, concentrate capability platform that can construct user information based on the net-work parameter information of acquisition and user is current
The mapping table of the cell information of place cell.Wherein, cell information may include ECGI information of cell etc..User information
May include user user face data information and its relevant control plane data information, as user activate online, TAU/RAU,
The media information etc. that the signaling message and/or user that the stages such as handover carry are carried in business transferring packet.
Further, it is based on the mapping table, determines whether cell active user capacity is more than predetermined volumes threshold value,
And the cell for determining that active user's capacity is more than the predetermined volumes threshold value is congested cell.Wherein, predetermined volumes threshold value can be with
It is the predetermined ratio of the maximum user capacity of cell base station, which for example can be 1200, the predetermined ratio
It such as can be 60%.
Specific network congestion diagnostic analysis process for example can be such that
(1) mapping table is constructed
By user activate online, the carryings such as TAU/RAU, handover full dose packet including IMS I or old GUTI,
last visited TAI(if available)、UE Core Network Capability、ECGI、Attach Type、
ESM message container(Request Type,PDN Type,Protocol Configuration Options,
Ciphered Options Transfer Flag), after MSISDN is screened, wherein IMSI, MSISDN field are user's
Uniqueness description is mapped as the current used base station cell letter of the user after being associated with the ECGI cell field information of carrying
Breath, obtains the mapping table of user and cell, which can have the mapping of ECGI information, IMSI, MSISDN to close
System.
(2) congested cell diagnoses
When having ECGI information, IMSI, MSISDN mapping relations, the full dose information that can be acquired by big data, meter
The number of users accessed under the base station cell ECGI is calculated, is according to current general base station processing capacity maximum accessing user's scale
1200,60% by access customer number under ECGI cell more than maximum access scale is defined as network congestion, by active user
Capacity is more than that the cell of this predetermined volumes threshold value is determined as congested cell.
Wherein, congested cell calculation method for example can be with are as follows:
Algorithm 1: based on the cell base station information (Cell ID) and phone number (MSISDN) relationship in mapping table,
It calculates and is currently accessed 60% Cell ID of the number of users greater than the at most accessible user 1200 in base station, then it will be under the cell
User MSISDN, Cell ID be recorded as congested cell.
(3) congested cell report file is generated
The congested cell diagnostic result of capability platform based on the above embodiment is concentrated to generate congested cell report file, this is gathered around
It may include the congested cell information of identified congested cell and the congestion control plan for its setting in plug cell report file
Slightly encode.Congested cell information includes congested cell state, congested cell location type and congested cell positional value etc..
Concentrate capability platform the congested cell report file of above-mentioned generation can be supplied to PCRF network element.In this way, congestion
Control message stream mode is changed into strategy coding (PolicyCode) from existing ECGI cell information, IMSI, MSISDN, small
Zone state (Status), subdistrict position type (PositionType), subdistrict position value (PositionValue) field etc..
In addition, the quality of service when business under ECGI cell reduces, such as downloading rate, message package packet loss, time delay etc.
When index deterioration reaches predetermined degradation ratio (such as 30%), network congestion can also be diagnosed as.
Therefore, in a preferred embodiment, concentrate capability platform to be also based on the mapping table, determine cell
Whether active user's quality of service index is lower than or is more than its corresponding desired indicator threshold value, and determines active user's quality of service
Index is lower than or is congested cell more than the cell of its corresponding desired indicator threshold value.
Specifically, for example, can be uplink traffic, downlink traffic respectively by uplink traffic rate, downlink traffic rate
With the ratio of business duration, the uplink traffic rate and/or downlink wandering rate of the business of active user are determined, and will work as
The uplink traffic rate and/or downlink wandering rate of preceding customer service are determined as congestion lower than the cell of predetermined amount of flow rate-valve value
Cell.
Alternatively, when can also be the uplink IP flow packet and lasting business of active user's business by uplink packet DELAY RESPONSE
Long ratio, downstream packets DELAY RESPONSE are the downstream IP flow packet of active user's business and the ratio of business duration, are determined
The uplink packet DELAY RESPONSE and/or downstream packets DELAY RESPONSE of active user's business, and by the uplink packet delay of active user's business
The cell that response and/or downstream packets DELAY RESPONSE are greater than preset time delay threshold value is determined as congested cell.
It should be understood that quality of service index can include but is not limited to be the embodiment of the present invention uplink and downlink flow speed
Rate, packet delay etc., also, different quality of service indexs can have not exactly the same criterion.
According to embodiments of the present invention, specific network congestion diagnostic analysis process for example can be such that
(1) information association
The signaling message for activating the stages such as online, TAU/RAU, handover to carry user as above and user are in transmitting industry
The media information association carried when business packet, constructs the mapping table of user and cell according to above-described embodiment.Having
The information such as the port URL, IP/ of business that association user uses in the case where ECGI information, IMSI, MSISDN mapping relations.
(2) congested cell diagnoses
By in the case where having ECGI information, IMSI, MSISDN mapping relations association user use business URL, IP/
The information such as port judge that customer service quality of experience perceives with this, will describe the quality of service index of user quality perceptible aspect,
Such as downloading rate, packet loss, time delay etc. occur being defined as that network congestion occurs when 30% or more deterioration, and network will occur
The cell diagnosis of congestion is determined as congested cell.
Wherein, congested cell calculation method for example can be with are as follows:
Algorithm 2:MSISDN, Cell ID, uplink traffic (UL Data), downlink traffic (DL Data), business beginning and ending time
(Procedure Start Time), business deadline (Procedure End Time) calculate user under specific cell
Uplink and downlink flow rate situation of change.By UL Data, DL Data divided by business duration (business deadline subtracts-
The business beginning and ending time) computation rate situation, if the rate index comparison normal speed threshold values deterioration 60% being calculated, by
User MSISDN, Cell ID are judged as congested cell.
Algorithm 3:MSISDN, Cell ID (, uplink IP flow packet (DL IP Packet), downstream IP flow packet (DL IP
Packet), business beginning and ending time (Procedure Start Time), business deadline (Procedure End Time) meter
User is calculated in specific cell uplink and downlink packet delay response condition.DL IP Packet, DL IP Packet continue divided by business
Duration (business deadline subtracts the-business beginning and ending time) calculates packet delay response condition, if the packet delay being calculated is rung
It should be greater than 400ms, be then judged as congested cell.
(3) congested cell report file is generated
The congested cell diagnostic result of capability platform based on the above embodiment is concentrated to generate congested cell report file, this is gathered around
It may include the congested cell information of identified congested cell and the congestion control plan for its setting in plug cell report file
Slightly encode.Congested cell information includes congested cell state, congested cell location type and congested cell positional value etc..
Concentrate capability platform the congested cell report file of above-mentioned generation can be supplied to PCRF network element.In this way, congestion
It controls message stream mode and is changed into PolicyCode from existing ECGI cell information, the port IMSI, MSISDN, URL, IP/,
Status, PositionType, PositionValue etc..
As a result, by concentrating capability platform to carry out network capabilities integration, have it existing funnel-shaped network element construction
Network in real time, intelligent congestion diagnostic function, for PCRF network element carry out differentiation network congestion dynamic control data basis is provided.
Later, concentrate capability platform that can realize the web impact factor to congested cell in conjunction with PCRF.
Specifically, it concentrating and links between capability platform and PCRF network element, PCRF can be based on above-mentioned congested cell report file,
Corresponding congestion control policy is configured for each congested cell, to execute the dynamic control of network congestion, constructs quality of service sense
Know the intelligent closed-loop system of promotion.For example, PCRF, which can be acquired periodically, concentrates capability platform congested cell generated
Report file or the corresponding notification signal issued in response to the platform, and then execute corresponding congestion control policy.
In a preferred embodiment, it concentrates capability platform after generating congested cell report file, is sent out to PCRF network element
SCN Space Cable Network congestion control announcement signal, PCRF network element can be the congestion in response to the web impact factor notification signal
Cell configures corresponding congestion control policy.
Further, after network congestion releases, PCRF network element can be gathered around in response to the network for concentrating capability platform to send
Plug releases notification signal, is released to the congestion control of congested cell configuration.
According to embodiments of the present invention, specific network congestion linkage control process for example can be such that
(1) after concentrating capability platform acquisition LTE network control plane and user plane information, big data platform processing energy is relied on
Power calculates the diagnostic criteria information such as accessing user's quantity, service downloading rate, packet delay for accessing under ECGI cell, wherein
At least one diagnostic criteria information generates congested cell report text by concentration capability platform more than after its corresponding pre-determined threshold
Part.
Wherein, it concentrates capability platform to generate congested cell report file and follows gathering around between concentration capability platform and PCRF network element
Fill in the document of agreement format of the functional module of Cell statistical analysis and communication.Include following main information in report file:
PolicyCode, cell status Status, PositionType, PositionValue.
(2) after congested cell report file generates, web impact factor notice letter is sent by the communication function of above-mentioned module
Number, notice PCRF network element carries out the acquisition process of report file.
(3) PCRF acquires congested cell report file after receiving the notice for concentrating capability platform.
(4) PCRF reads the ECGI information of congested cell in collected congested cell report file, and this ECGI is believed
Breath automatically updates in the predefined strategy of congestion control configured to PCRF, and the strategy has for this congestion ECGI cell i.e.
Can come into force management function.
(5) at that time the predefined strategy of PCRF will for user under congestion ECGI cell, dynamically re-issue QCI bandwidth
To cover original parameter, and new dispatch command is instantaneously issued to SAE GW, the execution of MME, ENB network element, thus real-time implementation
Network congestion is alleviated in management and running to congested cell, promotes user's perception.
(6) it after network congestion releases, concentrates capability platform to send network congestion and releases notification signal, notify PCRF to phase
It turns down area and releases jam control function.
The automation of congested cell is closed by real-time, intelligent diagnostics network congestion, automation, intelligent realize as a result,
Ring management function.
Compared with prior art, the embodiment of the present invention has following technological merit:
(1) after wireless network PRB utilization rate meets or exceeds threshold threshold, the perception of user's online experience will obviously drop
It is low, by lower limit pelleting degree business should occupy more bandwidth demands in the case and reduce its QCI grade (video, downloading,
The business such as P2P), the preferential bandwidth resources for ensureing instant messaging service ensure the network bandwidth requirements of important service in the case of this
User experience perception is promoted, Strengthens network utilization efficiency alleviates network congestion.
(2) by the way that capability platform and PCRF network element will be concentrated to link, break the barrier of funnel-shaped network unit construction, construction one
Change congestion analysis diagnosis, the intelligent network element with closed loop management control.Migrated otherwise for flows of the people such as hospital, transport hubs,
Biggish environment is converted, after there is network congestion, the ECGI cell information of corresponding region is gone out by concentration capability platform diagnostic analysis
After can automate notice PCRF network element congestion control management is carried out to current area, to the video of bulky grain degree under this cell, under
The bandwidth that the value traffics such as load use carries out certain restrictions, alleviates resource and is supplied to the use such as business such as instant messaging, ensures
The user experience of the business such as instant messaging etc. perceives, and promotes Internet resources benefit.After network congestion releases, capability platform is concentrated
PCRF is notified to release jam control function to related cell, to automate, the intelligent automated closed-loop realized to congested cell
Management function.
In addition, web impact factor scheme of the invention can be implemented as a kind of method for controlling network congestion, this method can
To be realized by a kind of web impact factor device.Fig. 4 shows method for controlling network congestion according to an embodiment of the invention
Flow diagram.Fig. 5 shows the schematic block diagram of web impact factor device 500 according to an embodiment of the invention.
Referring to fig. 4 and Fig. 5, in step S410, for example, can congested cell analytical unit 510 as shown in Figure 5, based on by
Network concentrates the net-work parameter information of performance management platforms acquisition, generates congested cell report file, congested cell report file
It may include congested cell information and corresponding congestion control policy coding.
In step S420, for example, can congestion control policy configuration unit 520 as shown in Figure 5, it is small based on the congestion
Area's report file configures corresponding congestion control policy for congested cell.
Preferably, congested cell analytical unit 510 can determine congested cell based on the net-work parameter information of acquisition, and
The congested cell report file is generated, the congested cell report file includes the congested cell letter of identified congested cell
Breath and the congestion control policy coding set for it.
Preferably, congested cell information may include congested cell state, congested cell location type and congested cell position
Set value.
Preferably, net-work parameter information may include: user face data information and/or control plane data information.
Preferably, congested cell analytical unit 510 may include mapping table building module.Mapping table constructs mould
Block can be based on the net-work parameter information of acquisition, and the mapping for constructing the cell information that user information is currently located cell with user is closed
It is table.
Preferably, congested cell analytical unit 510 can also include congested cell determination module.
Congested cell determination module can be based on the mapping table, determine whether cell active user capacity is more than pre-
Constant volume threshold value, and the cell for determining that active user's capacity is more than the predetermined volumes threshold value is congested cell.Predetermined volumes threshold
Value for example can be the predetermined ratio of the maximum user capacity of cell.
Preferably, congested cell determination module can also be based on the mapping table, determine cell active user's business
Whether quality index is lower than or is more than its corresponding desired indicator threshold value, and determines that active user's quality of service index is lower than or surpasses
The cell for crossing its corresponding desired indicator threshold value is congested cell.
Specifically, congested cell determination module can uplink traffic, downlink traffic and business based on active user's business
The ratio of duration determines uplink traffic rate, the downlink wandering rate of active user's business respectively, and by active user's industry
The uplink traffic rate and/or downlink wandering rate of business are determined as congested cell lower than the cell of predetermined amount of flow rate-valve value.
Alternatively, congested cell determination module can also be based on uplink IP flow packet, the downstream IP flow of active user's business
The ratio of packet and business duration determines uplink packet DELAY RESPONSE, the downstream packets DELAY RESPONSE of active user's business respectively, and
The cell that the uplink packet DELAY RESPONSE of active user's business and/or downstream packets DELAY RESPONSE are greater than preset time delay threshold value is determined as
Congested cell.
Preferably, the network that congested cell analytical unit 510 for example can be the embodiment of the present invention concentrates performance management flat
Platform realizes the function of acquiring the net-work parameter information and generate the congested cell report file.Congestion control policy configuration
Unit 520 for example can be the PCRF network element of the embodiment of the present invention, realizes and is based on the congested cell report file, be that congestion is small
Area configures the function of corresponding congestion control policy.
Preferably, congested cell analytical unit 510 can also include notification module.Notification module is analyzed single in congested cell
After member generates the congested cell report file, Xiang Suoshu PCRF sends web impact factor notification signal.Congestion control policy
Configuration unit 520 may include tactful configuration module.Tactful configuration module can notify to believe in response to the web impact factor
Number, corresponding congestion control policy is configured for the congested cell.
Congestion control policy configuration unit 520 can also include that strategy releases module.Strategy releases module can be in response to
The network congestion that notification module is sent releases notification signal, releases the congestion control policy to the congested cell.
So far, it has been combined attached drawing 4-5 and method for controlling network congestion and web impact factor of the invention is described in detail
Device.It is linked between capability platform and PCRF by creatively proposing congested cell calculation method, concentrating, constructs quality of service sense
Know the scheme of the intelligent closed-loop system of promotion.
In addition, the method for controlling network congestion in conjunction with Fig. 3-5 embodiment of the present invention described can be by calculating equipment Lai real
It is existing.Fig. 6 shows the hardware structural diagram provided in an embodiment of the present invention for calculating equipment.
Calculating equipment may include processor 601 and the memory 602 for being stored with computer program instructions.
Specifically, above-mentioned processor 601 may include central processing unit (CPU) or specific integrated circuit
(Application Specific Integrated Circuit, ASIC), or may be configured to implement implementation of the present invention
One or more integrated circuits of example.
Memory 602 may include the mass storage for data or instruction.For example it rather than limits, memory
602 may include hard disk drive (Hard Disk Drive, HDD), floppy disk drive, flash memory, CD, magneto-optic disk, tape or logical
With the combination of universal serial bus (Universal Serial Bus, USB) driver or two or more the above.It is closing
In the case where suitable, memory 602 may include the medium of removable or non-removable (or fixed).In a suitable case, it stores
Device 602 can be inside or outside data processing equipment.In a particular embodiment, memory 602 is nonvolatile solid state storage
Device.In a particular embodiment, memory 602 includes read-only memory (ROM).In a suitable case, which can be mask
ROM, programming ROM (PROM), erasable PROM (EPROM), the electric erasable PROM (EEPROM), electrically-alterable ROM of programming
(EAROM) or the combination of flash memory or two or more the above.
Processor 601 is by reading and executing the computer program instructions stored in memory 602, to realize above-mentioned implementation
Any one method for controlling network congestion in example.
In one example, calculating equipment may also include communication interface 603 and bus 610.Wherein, as shown in fig. 6, processing
Device 601, memory 602, communication interface 603 connect by bus 610 and complete mutual communication.
Communication interface 603 is mainly used for realizing in the embodiment of the present invention between each module, device, unit and/or equipment
Communication.
Bus 610 includes hardware, software or both, and the component for calculating equipment is coupled to each other together.For example and
It is unrestricted, bus may include accelerated graphics port (AGP) or other graphics bus, enhancing Industry Standard Architecture (EISA) bus,
Front side bus (FSB), super transmission (HT) interconnection, the interconnection of Industry Standard Architecture (ISA) bus, infinite bandwidth, low pin count (LPC)
Bus, memory bus, micro- channel architecture (MCA) bus, peripheral component interconnection (PCI) bus, PCI-Express (PCI-X)
Bus, Serial Advanced Technology Attachment (SATA) bus, Video Electronics Standards Association part (VLB) bus or other suitable buses
Or the combination of two or more the above.In a suitable case, bus 610 may include one or more buses.To the greatest extent
Specific bus has been described and illustrated in the pipe embodiment of the present invention, but the present invention considers any suitable bus or interconnection.
In addition, the embodiment of the present invention can provide a kind of computer in conjunction with the method for controlling network congestion in above-described embodiment
Readable storage medium storing program for executing is realized.Computer program instructions are stored on the computer readable storage medium；The computer program refers to
Enable any one method for controlling network congestion realized in above-described embodiment when being executed by processor.
It should be clear that the invention is not limited to specific configuration described above and shown in figure and processing.
For brevity, it is omitted here the detailed description to known method.In the above-described embodiments, several tools have been described and illustrated
The step of body, is as example.But method process of the invention is not limited to described and illustrated specific steps, this field
Technical staff can be variously modified, modification and addition after understanding spirit of the invention, or suitable between changing the step
Sequence.
Functional block shown in structures described above block diagram can be implemented as hardware, software, firmware or their group
It closes.When realizing in hardware, it may, for example, be electronic circuit, specific integrated circuit (ASIC), firmware appropriate, insert
Part, function card etc..When being realized with software mode, element of the invention is used to execute program or the generation of required task
Code section.Perhaps code segment can store in machine readable media program or the data-signal by carrying in carrier wave is passing
Defeated medium or communication links are sent." machine readable media " may include any medium for capableing of storage or transmission information.
The example of machine readable media includes electronic circuit, semiconductor memory devices, ROM, flash memory, erasable ROM (EROM), soft
Disk, CD-ROM, CD, hard disk, fiber medium, radio frequency (RF) link, etc..Code segment can be via such as internet, inline
The computer network of net etc. is downloaded.
It should also be noted that, the exemplary embodiment referred in the present invention, is retouched based on a series of step or device
State certain methods or system.But the present invention is not limited to the sequence of above-mentioned steps, that is to say, that can be according in embodiment
The sequence referred to executes step, may also be distinct from that the sequence in embodiment or several steps are performed simultaneously.
The above description is merely a specific embodiment, it is apparent to those skilled in the art that,
For convenience of description and succinctly, the system, module of foregoing description and the specific work process of unit can refer to preceding method
Corresponding process in embodiment, details are not described herein.It should be understood that scope of protection of the present invention is not limited thereto, it is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or substitutions,
These modifications or substitutions should be covered by the protection scope of the present invention.
Claims (15)
1. a kind of method for controlling network congestion, which is characterized in that the described method includes:
Based on the net-work parameter information for concentrating performance management platforms acquisition by network, congested cell report file is generated, it is described to gather around
Plug cell report file includes congested cell information and corresponding congestion control policy coding；And
Based on the congested cell report file, corresponding congestion control policy is configured for congested cell.
2. the method according to claim 1, wherein described based on by network concentration performance management platforms acquisition
Net-work parameter information generates congested cell report file, comprising:
Based on the net-work parameter information for concentrating performance management platforms acquisition by network, congested cell is determined；And
The congested cell report file is generated, the congested cell report file includes that the congestion of identified congested cell is small
Area's information and the congestion control policy coding set for the congested cell.
3. according to the method described in claim 2, it is characterized in that,
The congested cell information includes congested cell state, congested cell location type and congested cell positional value.
4. according to the method described in claim 2, it is characterized in that, the net-work parameter information includes:
User face data information；And/or
Control plane data information.
5. according to the method described in claim 2, it is characterized in that, described based on by network concentration performance management platforms acquisition
Net-work parameter information determines congested cell, comprising:
Based on the net-work parameter information for concentrating performance management platforms acquisition by network, building user information is currently located small with user
The mapping table of the cell information in area；
Congested cell is determined based on the mapping table.
6. according to the method described in claim 5, it is characterized in that, described determine congested cell based on the mapping table,
Include:
Based on the mapping table, determine whether cell active user capacity is more than predetermined volumes threshold value；And
The cell for determining that active user's capacity is more than the predetermined volumes threshold value is congested cell.
7. according to the method described in claim 6, it is characterized in that,
The predetermined volumes threshold value is the predetermined ratio of the maximum user capacity of cell.
8. according to the method described in claim 5, it is characterized in that, described determine congested cell based on the mapping table,
Include:
Based on the mapping table, determine whether cell active user's quality of service index is lower than or makes a reservation for accordingly more than it
Metrics-thresholds；And
Judgement active user's quality of service index is lower than or is congested cell more than the cell of its corresponding desired indicator threshold value.
9. according to the method described in claim 8, it is characterized in that, the judgement active user quality of service index is lower than or surpasses
The cell for crossing its corresponding desired indicator threshold value is congested cell, comprising:
Determine that the uplink traffic rate of active user's business and/or the cell that downlink wandering rate is lower than set rate threshold value are to gather around
Cell is filled in, the uplink traffic rate, downlink traffic rate are uplink traffic, downlink traffic and the industry of active user's business respectively
The ratio for duration of being engaged in；
Alternatively,
The uplink packet DELAY RESPONSE and/or downstream packets DELAY RESPONSE of judgement active user's business are greater than the cell of preset time delay threshold value
For congested cell, the uplink packet DELAY RESPONSE is the uplink IP flow packet of active user's business and the ratio of business duration
Value, the downstream packets DELAY RESPONSE is the downstream IP flow packet of active user's business and the ratio of business duration.
10. the method according to claim 1, wherein the method also includes:
It concentrates performance management platforms to acquire the net-work parameter information by network and generates the congested cell report file, by plan
It slightly is based on the congested cell report file with charging rule functions unit, configures corresponding congestion control plan for congested cell
Slightly.
11. according to the method described in claim 10, it is characterized in that,
The network concentrates performance management platforms after generating after the congested cell report file, the method also includes:
Web impact factor notification signal is sent to the Policy and Charging Rules Function；And
The Policy and Charging Rules Function is matched in response to the web impact factor notification signal for the congested cell
Set corresponding congestion control policy.
12. according to the method for claim 11, which is characterized in that the method also includes:
The network congestion solution that the Policy and Charging Rules Function concentrates performance management platforms to send in response to the network
Except notification signal, it is released to the congestion control policy of the congested cell configuration.
13. a kind of web impact factor device, which is characterized in that described device includes:
Congested cell analytical unit, for based on the net-work parameter information for concentrating performance management platforms acquisition by network, generation to be gathered around
Cell report file is filled in, the congested cell report file includes congested cell information and corresponding congestion control policy coding；
And
Congestion control policy configuration unit is gathered around for being based on the congested cell report file for congested cell configuration accordingly
Fill in control strategy.
14. a kind of calculating equipment characterized by comprising at least one processor, at least one processor and be stored in institute
The computer program instructions in memory are stated, are realized when the computer program instructions are executed by the processor as right is wanted
Seek method described in any one of 1-12.
15. a kind of computer readable storage medium, is stored thereon with computer program instructions, which is characterized in that when the calculating
Such as method of any of claims 1-12 is realized when machine program instruction is executed by processor.
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| CN110677544A (en) * | 2019-08-21 | 2020-01-10 | 中移（杭州）信息技术有限公司 | PCRF location script updating method, device, equipment and storage medium |
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