CN109996199B - Communication flow statistical charging method, system, equipment and storage medium - Google Patents
Communication flow statistical charging method, system, equipment and storage medium Download PDFInfo
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- CN109996199B CN109996199B CN201711491286.8A CN201711491286A CN109996199B CN 109996199 B CN109996199 B CN 109996199B CN 201711491286 A CN201711491286 A CN 201711491286A CN 109996199 B CN109996199 B CN 109996199B
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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
- H04L12/1425—Charging, metering or billing arrangements for data wireline or wireless communications involving dedicated fields in the data packet for billing purposes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/24—Accounting or billing
Abstract
The invention relates to a communication flow statistic charging method, a system, a device and a storage medium, wherein the communication flow statistic charging method comprises the following steps: acquiring identification information of a terminal; respectively counting the 4G data packet traffic of the fourth generation mobile network and the 5G data packet traffic forwarded to the 5G of the fifth generation mobile network by the 4G according to the identification information; reporting the 4G data packet traffic and the 5G data packet traffic to a Service Gateway (SGW)/packet data gateway (PGW), and generating a 4G traffic message and a 5G traffic message by the SGW/PGW; and reporting the 4G flow message and the 5G flow message to a charging system so as to respectively generate a charging ticket of the 4G data packet flow and a charging ticket of the 5G data packet flow. The invention distinguishes the 4G/5G flow of the non-independent networking wireless side through the newly added flow statistic module and reports the flow to the charging system, thereby improving the adaptability and flexibility of the charging system in the subsequent 5G network architecture evolution and realizing the refined service flow charging.
Description
Technical Field
The present invention relates to the field of data communication technologies, and in particular, to a method, a system, a device, and a storage medium for statistical charging of communication traffic.
Background
In the charging mechanism in the cellular Network, a Gateway general Packet Radio service Support Node (GGSN) or a Packet Data Network Gateway (PGW) counts user traffic and reports the user traffic to a service Operation Support System (BOSS), and for different Access schemes, such as 2G/3G/4G, the PGW is distinguished by different Radio Access Types (RAT) or mobile base station CellID, and can count specific traffic of different schemes used by a user.
With the gradual formation of the 5G standard, 5G wireless deployment faces two schemes, independent networking and non-independent networking. For non-independent networking, it may be assumed that a base station eNB of 4G (lte) and a gNB of 5G (nr) provide traffic service for the same user together, and a wireless traffic is determined by radio specifically from 4G to 5G, and a charging node of a core network, such as a PGW, cannot distinguish 4G/5G traffic through the above scheme. In part of application scenarios, there is no simple method to perform differentiated charging on 4G/5G traffic.
Disclosure of Invention
The invention aims to provide a communication flow statistic charging method and a communication flow statistic charging system, which can realize refined flow charging.
In one aspect, an embodiment of the present invention provides a method for statistical charging of communication traffic, where the method includes: acquiring identification information of a terminal; respectively counting the 4G data packet traffic of the fourth generation mobile network and the 5G data packet traffic forwarded to the 5G of the fifth generation mobile network by the 4G according to the identification information; reporting the 4G data packet traffic and the 5G data packet traffic to a Service Gateway (SGW)/packet data gateway (PGW), and generating a 4G traffic message and a 5G traffic message by the SGW/PGW; and reporting the 4G flow message and the 5G flow message to a charging system so as to respectively generate a charging ticket of the 4G data packet flow and a charging ticket of the 5G data packet flow.
According to an aspect of the embodiments of the present invention, separately counting, according to the identification information, a 4G packet traffic of the fourth generation mobile network and a 5G packet traffic forwarded by the 4G to the 5G of the fifth generation mobile network includes: acquiring user data plane flow according to the identification information; analyzing a packet header of an IP packet in a lower layer of a packet data convergence protocol PDCP packet of user data plane flow; and accumulating the byte number of the total length of the packet header to respectively count the 4G data packet flow and the 5G data packet flow.
According to an aspect of the embodiment of the present invention, the IP packet further includes identification information of the terminal, and the identification information is an IP address.
According to an aspect of the embodiments of the present invention, reporting the 4G traffic message and the 5G traffic message to the charging system includes: acquiring the information type of a general packet radio service tunneling protocol (GTP) packet header message; supplementing a 4G flow field and a 5G flow field in the information type; forming a 4G flow message according to the information type and the 4G flow field; forming a 5G flow message according to the information type and the 5G flow field; and reporting the 4G flow message and the 5G flow message to a charging system.
On the other hand, an embodiment of the present invention further provides a communication traffic statistics charging system, which includes: the traffic counting module is used for acquiring the identification information of the terminal and counting the traffic of the data packet forwarded to the NR base station network by the LTE base station according to the identification information; the message module is used for generating a flow message according to the identification information and the data packet flow information, wherein the flow message comprises an LTE flow value, an NR flow value and corresponding identification information of the terminal; and the extension module is used for reporting the traffic message to the SGW/PGW, and the SGW/PGW extends through the charging interface to generate an LTE traffic ticket and an NR traffic ticket.
According to an aspect of the embodiment of the present invention, the traffic statistic module is further configured to obtain a user data plane traffic according to the identification information; analyzing a packet header of an IP packet in a lower layer of a packet data convergence protocol PDCP packet of user data plane flow; and accumulating the byte number of the total length of the packet header to respectively count the 4G data packet flow and the 5G data packet flow.
According to an aspect of the embodiment of the present invention, the IP packet further includes identification information of the terminal, and the identification information is an IP address.
According to an aspect of the embodiment of the present invention, the charging module is further configured to acquire an information type of a GTP header message of a gprs, supplement a 4G traffic field and a 5G traffic field in the information type, form a 4G traffic message according to the information type and the 4G traffic field, form a 5G traffic message according to the information type and the 5G traffic field, and report the 4G traffic message and the 5G traffic message to the charging system.
On the other hand, an embodiment of the present invention further provides a communication traffic statistics charging device, including: a memory storing computer program instructions; a processor which, when executed by the processor, implements the communication traffic statistical charging method as previously described.
In another aspect, an embodiment of the present invention further provides a computer storage medium, where the computer storage medium includes instructions, and when the instructions are executed on a computer, the instructions cause the computer to execute the communication traffic statistical charging method described above.
According to the communication traffic statistical charging method and system provided by the embodiment of the invention, the newly added traffic statistical module is used for distinguishing the 4G/5G traffic of the wireless side of the non-independent networking and reporting the traffic to the charging system, so that the adaptability and flexibility of the charging system in the subsequent 5G network architecture evolution are improved, and the refined service traffic charging can be realized.
Drawings
Features, advantages and technical effects of exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of a charging architecture of a non-independent networking according to an embodiment of the present invention;
fig. 2 is a flowchart of a statistical charging method for communication traffic according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a data structure of a PDCP packet for counting data packet traffic in the statistical charging method for communication traffic shown in fig. 2;
fig. 4 is a schematic functional block diagram of a communication traffic statistics and charging system according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a traffic statistic module in the communication traffic statistic and charging system shown in fig. 4.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the invention and are not intended to limit the scope of the invention, i.e., the invention is not limited to the described embodiments.
In the description of the present invention, it should be noted that the terms "first", "second", "third", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, unless otherwise stated.
For better understanding of the present invention, the following describes the communication traffic statistical charging method and system according to the embodiment of the present invention in detail with reference to fig. 1 to 5.
Fig. 1 is a schematic diagram of a charging architecture of a non-independent network according to an embodiment of the present invention. The method comprises the steps of distinguishing 4G/5G flow of a user at a wireless side base station, interacting with a core network, distinguishing and reporting the accurate 4G/5G flow of the user to a PGW and a charging system, and providing service support for the charging system of a subsequent refined network.
Referring to fig. 2, an embodiment of the present invention provides a communication traffic statistics charging method, including:
step S1, the identification information of the terminal is acquired.
Step S2, respectively counting the 4G packet traffic of the fourth generation mobile network and the 5G packet traffic forwarded by 4G to the 5G of the fifth generation mobile network according to the identification information.
Step S3, reporting the 4G data packet traffic and the 5G data packet traffic to the SGW/PGW, and generating a 4G traffic message and a 5G traffic message by the SGW/PGW.
And step S4, reporting the 4G flow message and the 5G flow message to a charging system so as to respectively generate a charging ticket of the 4G data packet flow and a charging ticket of the 5G data packet flow.
Referring to fig. 3, in step S2, the respectively counting the 4G packet traffic of the fourth generation mobile network and the 5G packet traffic forwarded by the 4G to the fifth generation mobile network 5G according to the identification information includes:
and step S21, acquiring the user data plane flow according to the identification information.
Step S22, the header of the IP packet in the lower layer of the packet data convergence protocol PDCP packet of the user data plane traffic is analyzed.
The main data structure of PDCP is the encapsulation at the wireless side of the IP packets for a user. The PDCP layer may directly count data of packet traffic forwarded by the 4G network to the 5G network, and count the packet traffic forwarded by the 4G network to the 5G network. The format of the PDCP layer is shown in fig. 3.
In step S23, the total length of the headers is accumulated by the number of bytes to count the 4G packet traffic and the 5G packet traffic, respectively.
For PDCP SDUs and the original IP packets of the user traffic, the header format of the IP packets is as follows. The header of the IP packet includes the length of the IP packet. The data flow of the user can be counted by accumulating the byte number (16bit) of the total length of the packet header. In addition, the IP packet also comprises identification information of the terminal, and the identification information is an IP address.
Further, in step S4, reporting the 4G traffic message and the 5G traffic message to the charging system includes:
step S41, obtaining the information type of general packet radio service channel protocol GTP packet head message;
step S42, supplementing 4G flow field and 5G flow field in the information type;
the PGW and the SGW can report the flow through the existing charging interface and expand the message list of the charging interface. A GTP protocol is used between the SGW and the PGW, and a definition is added to the information type, as shown in the following table, a 4G traffic field and a 5G traffic field are supplemented, so that the 4G/5G traffic is reported through the SGW and the PGW.
Specifically, the information type definition of the GTP header complements the 244, 245, 248, 249 fields as shown in the following table:
| Message Type Value | GTP message meaning |
| 1 | Echo request |
| 2 | Echo response |
| …… | …… |
| 244 | 4G(LTE)Data transfer request |
| 245 | 4G(LTE)Data transfer response |
| 248 | 5G(NR)Data transfer request |
| 249 | 5G(NR)Data transfer response |
Step S43, forming 4G flow information according to the information type and the 4G flow field;
step S44, forming 5G flow information according to the information type and 5G flow field;
and step S45, reporting the 4G flow message and the 5G flow message to a charging system.
Referring to fig. 4, an embodiment of the present invention further provides a communication traffic statistics and charging system, including: a traffic statistic module 10, a traffic message module 20 and a billing module 30.
The traffic statistic module 10 is configured to obtain identification information of the terminal, and respectively count 4G data packet traffic of the fourth generation mobile network and 5G data packet traffic forwarded by 4G to the fifth generation mobile network 5G according to the identification information.
The structure of the flow statistics module 10 is shown in fig. 5. Under the non-independent networking, on a wireless side (such as an eNB), user traffic is divided into a 4G side air interface and a 5G side air interface to be sent respectively. A traffic statistic module 10 is added inside the eNB to identify and record key 5G traffic information, including: identification information of the terminal S1-APID and 4G/5G traffic.
The identification information S1-APID of the terminal is the identification of the terminal S1 port, is common with the existing system, means the identification of the terminal in a core network, and can record user information so as to identify and distinguish specific users.
The traffic message module 20 is configured to report the 4G data packet traffic and the 5G data packet traffic to the serving gateway SGW/packet data gateway PGW, and generate a 4G traffic message and a 5G traffic message by the SGW/PGW;
the charging module 30 is configured to report the 4G traffic message and the 5G traffic message to a charging system, so as to generate a charging ticket of the 4G data packet traffic and a charging ticket of the 5G data packet traffic, respectively.
In addition, the flow counting module 10 is further configured to obtain the user data plane flow according to the identification information, analyze a packet header of an IP packet in a lower layer of a packet data convergence protocol PDCP packet of the user data plane flow, and accumulate the number of bytes of the total length of the packet header, so as to count the 4G data packet flow and the 5G data packet flow respectively. The IP packet also comprises identification information of the terminal, and the identification information is an IP address.
The charging module 30 is further configured to obtain an information type of a GTP header message of the gprs, supplement a 4G traffic field and a 5G traffic field in the information type, form a 4G traffic message according to the information type and the 4G traffic field, form a 5G traffic message according to the information type and the 5G traffic field, and report the 4G traffic message and the 5G traffic message to a charging system.
It can be understood that the communication traffic statistics and charging system provided in the embodiment of the present invention is an execution main body of the communication traffic statistics and charging method, and for specific execution modes of each module, reference may be made to the content of the communication traffic statistics and charging method, which is not described herein again.
According to the communication traffic statistical charging method and system provided by the embodiment of the invention, the newly added traffic statistical module is used for distinguishing the 4G/5G traffic of the wireless side of the non-independent networking and reporting the traffic to the charging system, so that the adaptability and flexibility of the charging system in the subsequent 5G network architecture evolution are improved, and the refined service traffic charging can be realized.
In addition, an embodiment of the present invention further provides a device for counting and charging communication traffic, including: a memory storing computer program instructions; a processor which, when executed by the processor, implements the communication traffic statistical charging method as previously described.
In addition, an embodiment of the present invention further provides a computer storage medium, where the computer storage medium includes instructions, and when the instructions are executed on a computer, the instructions cause the computer to execute the communication traffic statistical charging method described above.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the predetermined embodiments disclosed herein but encompasses all technical solutions falling within the scope of the claims.
Claims (8)
1. A system for statistical billing of communication traffic, comprising:
the flow counting module (10) is integrated at the wireless side and used for acquiring the identification information of the terminal and respectively counting the 4G data packet flow of the fourth generation mobile network and the 5G data packet flow forwarded to the 5G of the fifth generation mobile network by the 4G according to the identification information;
a traffic message module (20) configured to report the 4G data packet traffic and the 5G data packet traffic to a serving gateway SGW/packet data gateway PGW, and generate a 4G traffic message and a 5G traffic message by the SGW/PGW;
a charging module (30) for reporting the 4G flow message and the 5G flow message to a charging system to generate a charging ticket of the 4G data packet flow and a charging ticket of the 5G data packet flow respectively;
the charging module (30) is further configured to acquire an information type of a general packet radio service tunneling protocol GTP header message, supplement a 4G traffic field and a 5G traffic field in the information type, form the 4G traffic message according to the information type and the 4G traffic field, form the 5G traffic message according to the information type and the 5G traffic field, and report the 4G traffic message and the 5G traffic message to a charging system.
2. The communication traffic statistic and charging system according to claim 1, wherein said traffic statistic module (10) is further configured to obtain user data plane traffic according to said identification information; analyzing the packet head of an IP packet in the lower layer of a packet data convergence protocol PDCP packet of the user data plane flow; and accumulating the number of bytes of the total length of the packet header so as to respectively count the flow of the 4G data packet and the flow of the 5G data packet.
3. The system according to claim 2, wherein the IP packet further includes the identification information of the terminal, and the identification information is an IP address.
4. A communication flow statistic charging method is characterized by comprising the following steps:
acquiring identification information of a terminal from a wireless side;
respectively counting the 4G data packet traffic of the fourth generation mobile network and the 5G data packet traffic forwarded to the 5G of the fifth generation mobile network by the 4G according to the identification information;
reporting the 4G data packet traffic and the 5G data packet traffic to a Serving Gateway (SGW)/packet data gateway (PGW), and generating a 4G traffic message and a 5G traffic message by the SGW/PGW;
reporting the 4G flow message and the 5G flow message to a charging system so as to respectively generate a charging bill of the 4G data packet flow and a charging bill of the 5G data packet flow;
reporting the 4G traffic message and the 5G traffic message to a charging system comprises:
acquiring the information type of a general packet radio service tunneling protocol (GTP) packet header message;
supplementing a 4G traffic field and a 5G traffic field in the information type;
forming the 4G flow message according to the information type and the 4G flow field;
forming the 5G flow message according to the information type and the 5G flow field;
and reporting the 4G flow message and the 5G flow message to a charging system.
5. The method of statistical charging of communication traffic as claimed in claim 4, wherein the separately counting 4G packet traffic of a fourth generation mobile network and 5G packet traffic forwarded by the 4G to a 5G of a fifth generation mobile network according to the identification information comprises:
acquiring user data plane flow according to the identification information;
analyzing the packet head of an IP packet in the lower layer of a packet data convergence protocol PDCP packet of the user data plane flow;
and accumulating the number of bytes of the total length of the packet header so as to respectively count the flow of the 4G data packet and the flow of the 5G data packet.
6. The communication traffic statistic charging method according to claim 5,
the IP packet further comprises the identification information of the terminal, and the identification information is an IP address.
7. A communication traffic statistics charging apparatus, comprising:
a memory storing computer program instructions;
a processor which, when executed by the processor, implements the communication traffic statistical charging method of any of claims 4 to 6.
8. A computer-readable storage medium, characterized in that,
the computer-readable storage medium comprises instructions which, when executed on a computer, cause the computer to perform the communication traffic statistical charging method according to any one of claims 4 to 6.
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| CN113038404A (en) * | 2019-12-09 | 2021-06-25 | 中国电信股份有限公司 | Flow charging method and system under non-independent networking network |
| CN111343663B (en) * | 2020-03-06 | 2022-11-01 | 京信网络系统股份有限公司 | NSA data flow report transmission system |
| CN112217944B (en) * | 2020-10-09 | 2022-04-15 | 中国联合网络通信集团有限公司 | Online ticket processing method, device, equipment and storage medium |
| CN112492536B (en) * | 2020-12-16 | 2022-02-15 | 中国联合网络通信集团有限公司 | Communication control method, device and server |
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