WO2014193081A1

WO2014193081A1 - System and method for service limit management

Info

Publication number: WO2014193081A1
Application number: PCT/KR2014/003220
Authority: WO
Inventors: 박재영; 노상균; 심재희
Original assignee: (주)엔텔스
Priority date: 2013-05-28
Filing date: 2014-04-15
Publication date: 2014-12-04
Also published as: KR101391592B1

Abstract

A system and a method for service limit management are disclosed. The system for service limit management comprises: a GGSN; a traffic control device; a traffic collecting and processing server; a subscriber limit management server; a subscriber information management server; and a subscriber policy management server, wherein the traffic control device detects the type of service corresponding to a packet, transmits a policy query message including service information indicating the type of service to the subscriber policy management server, receives policy information for each service including a limit policy code from the subscriber policy management server, and controls the service usage of a user terminal according to the policy information for each service.

Description

Service Limit Management System and Method

The present invention relates to charging for mobile data use, and more particularly, to a service limit management system and method.

Due to the activation of mobile data communication with smartphones, mVoIP service capable of voice call, video call, and instance message function, Streaming service (mCDN) that provides high-definition video, real-time broadcasting service that can replace DMB, Users are using the data more frequently due to the continuous diversity and quality of mobile services, such as cloud services using mobility, and SNS services that have a big impact and influence in the modern society. In addition, due to various plans such as unlimited data plans and the launch of LTE service, which provides high speed, the total data usage has increased tens of times compared to several years ago due to users' indiscriminate data usage. Increasing investment costs inevitably raise tariff plans.

With the current technology, it is possible to manage the limit of pay-as-you-go data traffic, but the limit management function by application and protocol is not supported, so the limit management policy and the billing policy are not flexible. have. Therefore, limit management policy and traffic management based on data usage by type are needed in the future.

Background Art of the Invention is a patent document (KR 0509936 B1 2005. 08. 17) regarding a system and method for providing a prepaid intelligent network service for multimedia data in a mobile communication network, and prepaid differential charges for each service necessary to activate a data service. It is also disclosed to be applicable to type services.

The present invention provides a service limit management system and method for managing a limit of usage by service by allocating subscriber's data usage by service type.

According to one aspect of the invention, a service limit management system is disclosed.

The service limit management system according to an embodiment of the present invention generates a GGSN for relaying a packet transmitted and received between a user terminal and the Internet network, and collects and analyzes the traffic according to the packet to generate traffic collection information and identify a service and a subscriber. Traffic control device for generating service classification information for the traffic collection processing server for calculating service usage information using the traffic collection information and the service classification information, exceeding the limit of the usage of each subscriber by using the service usage information Check whether the usage limit for each service exceeds the limit, the subscriber limit management server generating an over-limit code for the over-limit service, and indicating that the data usage allocated to the over-limit service is exceeded by using the over-limit code. Subscriber information that generates a limit policy code And a subscriber policy management server for storing the service management policy and the service-specific policy information for each subscriber and including the received limit policy code in the service-specific policy information upon receiving the limit policy code. The device detects a service type corresponding to the packet, transmits a policy query message including service information indicating the service type to the subscriber policy management server, and transmits the service-specific policy information including the limit policy code. Received from the subscriber policy management server, and controls the service use of the user terminal according to the service information for each service.

The subscriber limit management server stores quota information for each service and cumulative usage information for each service for each subscriber, updates cumulative usage information for each service using the service usage information, and allocates the quota information for each service and the updated service for each service. The cumulative usage information is compared to check whether the usage limit by service is exceeded.

The traffic control device blocks the use of the service or provides the service with limited quality, thereby controlling the service use.

The traffic control apparatus analyzes the packet through a deep packet inspection (DPI) method to determine which service and a packet correspond to the packet.

The service includes at least one of a mobile voice service, a streaming service, a real time broadcast service, a cloud service, and a social network service (SNS).

According to another aspect of the present invention, a method of managing a service limit in a service limit management system is disclosed.

In the service limit management method according to an embodiment of the present invention, the GGSN relays a packet transmitted and received between the user terminal and the Internet network, the traffic control device collects and analyzes the traffic according to the packet, and generates traffic collection information. Generating service classification information for identifying a service and a subscriber, wherein the traffic collection processing server calculates service usage information using the traffic collection information and the service classification information, and the subscriber limit management server uses the service usage information; Checking whether the amount of usage of each of the subscribers is exceeded using information, and if the amount of usage of each of the services exceeds the limit, generating an over-limit code for the service exceeding the limit, and the subscriber information management server exceeds the limit. Is assigned to the over-limit service using a code Generating a limit policy code indicating that the usage limit has been exceeded and receiving the limit policy code by the subscriber policy management server, which stores the service-specific policy information for each subscriber, the received limit policy code. Including the information, but the traffic control device detects a service type corresponding to the packet, and transmitting a policy query message including service information indicating the service type to the subscriber policy management server, Transmitting, by the subscriber policy management server, the service-specific policy information including the limit policy code to the traffic control device; and controlling, by the traffic control device, service usage of the user terminal according to the service-specific policy information. It includes more.

The subscriber limit management server stores the quota information for each service and the cumulative usage information for each service, and generating the excess limit code includes the cumulative usage information for each service using the service usage information by the subscriber limit management server. And updating the subscriber limit management server by comparing the quota information for each service with the updated cumulative usage information for each service, and checking whether the usage limit for each service is exceeded.

In the controlling of the service usage of the user terminal, the traffic control apparatus blocks the use of the service or provides the service with limited quality, thereby controlling the service usage.

1 is a diagram schematically illustrating a configuration of a service limit management system.

2 is a flowchart illustrating a service limit management method performed in a service limit management system.

The present invention may be variously modified and have various embodiments, and specific embodiments will be illustrated in the drawings and described in detail with reference to the accompanying drawings. However, this is not intended to limit the present invention to specific embodiments, it should be understood to include all modifications, equivalents, and substitutes included in the spirit and scope of the present invention.

In describing the present invention, when it is determined that the detailed description of the related known technology may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. In addition, the numerals used in the description of the present specification is merely an identification symbol for distinguishing one component from another component.

In addition, in the present specification, when one component is referred to as "connected" or "connected" with another component, the one component may be directly connected or directly connected to the other component, but in particular It is to be understood that, unless there is an opposite substrate, it may be connected or connected via another component in the middle.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description of the present invention, the same reference numerals will be used for the same means regardless of the reference numerals in order to facilitate the overall understanding.

Referring to FIG. 1, the service limit management system includes a user terminal 10, a GGSN 20, a traffic control device 30, a subscriber policy management server 40, a traffic collection processing server 50, and a subscriber limit management server ( 60) and subscriber information management server 70.

The user terminal 10 provides a data communication service to a user through a communication network. For example, the user terminal 10 is an operating system and an application that can provide services such as mobile voip service, streaming service, real time broadcast service, cloud service, social network service (SNS), etc. to the user. This may be an installed terminal.

The Gateway GPRS Support Node 20 relays packets transmitted and received between the user terminal 10 and the Internet.

The traffic control device 30 detects a service type corresponding to a packet transmitted through the GGSN 20, and transmits a policy query message including service information indicating the type of the service to the subscriber policy management server 40. . In addition, the traffic control device 30 receives policy information corresponding to the policy query message from the subscriber policy management server 40. Here, the policy information may include a limit policy code for each service. Thus, when the traffic control device 30 receives policy information from the subscriber policy management server 40 including a limit policy code indicating that the amount of data allocated to the corresponding service is exceeded, the corresponding service of the corresponding user terminal 10 is received. May block the use of or provide services of limited quality.

To this end, the traffic control device 30 collects and analyzes traffic according to packets transmitted and received between the GGSN 20 and the Internet network, and generates service classification information for identifying a service and a subscriber. That is, the traffic control device 30 analyzes packets transmitted and received between the GGSN 20 and the Internet network through a deep packet inspection (DPI) method to determine which service and the subscriber correspond to the packet.

In addition, the traffic control device 30 transmits the traffic collection information according to the packet transmitted and received between the GGSN 20 and the Internet network to the traffic collection processing server 50 together with the generated service classification information.

The traffic collection processing server 50 calculates service usage information for the corresponding service by using the service classification information and the traffic collection information received from the traffic control device 30. The traffic collection processing server 50 then transmits the calculated service usage information to the subscriber limit management server 60.

The subscriber limit management server 60 uses the service usage information received from the traffic collection processing server 50 to check whether the limit of the usage of each subscriber is exceeded. That is, the subscriber limit management server 60 may store the quota information for each service and the cumulative usage information for each service for each subscriber, and collect the cumulative usage information for each service by using the service usage information received from the traffic collection processing server 50. Can be updated. Thus, the subscriber limit management server 60 may check whether the limit of the usage amount by service of the corresponding subscriber is exceeded by comparing the quota information by service and the cumulative usage information by service.

If the amount of use per service of the corresponding subscriber is exceeded, the subscriber limit management server 60 may generate an excess limit code for the service exceeding the limit and transmit it to the subscriber information management server 70.

When the subscriber information management server 70 receives the excess limit code from the subscriber limit management server 60, the subscriber information management server 70 generates a limit policy code for informing the corresponding subscriber that the amount of data allocated to the service is exceeded. To send).

The subscriber policy management server 40 stores service information for each subscriber and receives a limit policy code for a specific subscriber from the subscriber information management server 70. You can include a policy code.

When the subscriber policy management server 40 receives the policy query message from the traffic control device 30, the subscriber policy management server 40 transmits policy information corresponding to the service information included in the policy query message to the traffic control device 30. That is, the subscriber policy management server 40 transmits the policy information including the limit policy code indicating that the data usage allocated to the corresponding service is exceeded to the traffic control device 30.

In operation S211, the user terminal 10 requests a connection to the GGSN 20 to receive a data communication service.

In step S212, the GGSN 20 transmits a RADIUS message to the traffic control device 30 requesting the initial setting of the policy information.

In operation S213, the user terminal 10 uses a data service for a specific service.

In operation S214, the traffic control device 30 transmits a policy query message to the subscriber policy management server 40 to query the policy according to the data service usage of the user terminal 10. That is, the traffic control device 30 detects a service type corresponding to a packet transmitted through the GGSN 20, and sends a policy query message including service information indicating the type of the service to the subscriber policy management server 40. Can transmit

In step S215, the traffic control device 30 transmits the traffic collection information according to the packet transmitted and received between the GGSN 20 and the Internet network to the traffic collection processing server 50. At this time, the traffic control device 30 collects and analyzes the traffic according to the packet transmitted and received between the GGSN 20 and the Internet network, generates service classification information for identifying the service and subscriber, and together with the traffic collection information, the service The division information can be transmitted to the traffic collection processing server 50.

In step S216, the traffic collection processing server 50 transmits the service usage information to the subscriber limit management server 60 in accordance with the reception of the traffic collection information. Here, the traffic collection processing server 50 may calculate service usage information for the corresponding service by using the service classification information and the traffic collection information received from the traffic control device 30.

In step S217, the subscriber limit management server 60 checks whether the usage limit of each service of the corresponding subscriber is exceeded according to the reception of the service usage information. In other words, the subscriber limit management server 60 may check whether the subscriber's usage limit is exceeded by comparing the cumulative usage information for each service and quota information for each service updated according to the reception of the service usage information.

In operation S218, the subscriber limit management server 60 generates a limit limit code for the service exceeding the limit when the usage amount per service of the corresponding subscriber is exceeded and transmits it to the subscriber information management server 70.

In step S219, the subscriber information management server 70 generates a limit policy code for informing the corresponding subscriber that the amount of data allocated to the corresponding service is exceeded according to the reception of the excess limit code, and transmits it to the subscriber policy management server 40. .

In step S220, the subscriber policy management server 40 transmits the policy information corresponding to the service information included in the policy query message to the traffic control device 30 as a response to the policy query message in step S214. That is, the subscriber policy management server 40 transmits the policy information including the limit policy code indicating that the data usage allocated to the corresponding service is exceeded to the traffic control device 30.

In operation S221, the traffic control device 30 controls the use of the corresponding service of the user terminal 10 as the policy information including the limit policy code is received from the subscriber policy management server 40. For example, the traffic control device 30 may block the use of the corresponding service of the user terminal 10 or provide the service with limited quality.

On the other hand, the service limit management method according to an embodiment of the present invention can be implemented in the form of program instructions that can be executed through various electronic means for processing information can be recorded in the storage medium. The storage medium may include program instructions, data files, data structures, etc. alone or in combination.

The program instructions recorded in the storage medium may be those specially designed and constructed for the present invention, or may be known and available to those skilled in the software art. Examples of storage media include magnetic media such as hard disks, floppy disks and magnetic tape, optical media such as CD-ROMs, DVDs, and magnetic-optical media such as floppy disks. hardware devices specifically configured to store and execute program instructions such as magneto-optical media and ROM, RAM, flash memory, and the like. In addition, the above-described medium may be a transmission medium such as an optical or metal wire, a waveguide, or the like including a carrier wave for transmitting a signal specifying a program command, a data structure, and the like. Examples of program instructions include not only machine code generated by a compiler, but also devices that process information electronically using an interpreter, for example, high-level language code that can be executed by a computer.

The hardware device described above may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

Although the above has been described with reference to a preferred embodiment of the present invention, those skilled in the art to which the present invention pertains without departing from the spirit and scope of the present invention as set forth in the claims below It will be appreciated that modifications and variations can be made.

The present invention can provide the subscriber's data usage differentially for each service type, and control traffic according to the network load by using the data usage for each service.

Claims

GGSN for relaying packets transmitted and received between the user terminal and the Internet network;

A traffic control device for generating traffic collection information by collecting and analyzing traffic according to the packet, and generating service classification information for identifying a service and a subscriber;

A traffic collection processing server configured to calculate service usage information using the traffic collection information and the service classification information;

A subscriber limit management server that checks whether the usage amount of each service of the subscriber is exceeded using the service usage information, and generates an excess limit code for the service exceeding the limit when the usage amount of each service exceeds the limit;

A subscriber information management server using the excess limit code to generate a limit policy code indicating that the amount of data allocated to the excess limit service is exceeded; And

Stores the policy information for each subscriber for each subscriber, and if receiving the limit policy code, includes a subscriber policy management server to include the received limit policy code in the service-specific policy information,

The traffic control device,

Detects a service type corresponding to the packet, transmits a policy query message including service information indicating the service type to the subscriber policy management server, and transmits the service-specific policy information including the limit policy code to the subscriber policy; Received from the management server, the service limit management system, characterized in that for controlling the service use of the user terminal according to the service information for each service.
The method of claim 1,

The subscriber limit management server stores quota information for each service and cumulative usage information for each service for each subscriber, updates cumulative usage information for each service using the service usage information, and allocates the quota information for each service and the updated service for each service. The service limit management system, characterized in that to check whether the usage limit of each service is exceeded by comparing the cumulative usage information.
The method of claim 1,

The traffic control apparatus blocks the use of a service or provides a service with a limited quality, thereby controlling the service usage.
The method of claim 1,

The traffic control apparatus is a service limit management system, characterized in that by analyzing the packet through a Deep Packet Inspection (DPI) method to determine which service and the packet corresponding to the packet.
The method of claim 1,

The service limit service system comprising at least one of a mobile voip service, a streaming service, a real time broadcast service, a cloud service, a social network service (SNS).
In the service limit management system to manage the service limit,

Relaying, by the GGSN, a packet transmitted and received between the user terminal and the Internet network;

Collecting and analyzing traffic according to the packet by the traffic control apparatus to generate traffic collection information and to generate service classification information for identifying a service and a subscriber;

Calculating, by the traffic collection processing server, service usage information using the traffic collection information and the service classification information;

Checking, by the subscriber limit management server, whether the usage amount of each service of the subscriber is exceeded using the service usage information, and generating an excess limit code for the service exceeding the limit when the usage amount of each service is exceeded;

Generating, by the subscriber information management server, a limit policy code indicating that the amount of data allocated to an over limit service is exceeded using the exceed limit code; And

If the subscriber policy management server that stores the service-specific policy information for each subscriber receives the limit policy code, including the received limit policy code in the service-specific policy information,

Detecting, by the traffic control device, a service type corresponding to the packet, and transmitting a policy query message including service information indicating the service type to the subscriber policy management server;

Transmitting, by the subscriber policy management server, the service-specific policy information including the limit policy code to the traffic control device; And

And controlling, by the traffic control device, service usage of the user terminal according to the policy information for each service.
The method of claim 6,

The subscriber limit management server stores the quota information for each service and the cumulative usage information for each service,

Generating the over-limit code,

Updating, by the subscriber limit management server, cumulative usage information for each service using the service usage information; And

And checking, by the subscriber limit management server, whether the usage limit of each service is exceeded by comparing the quota information for each service and the updated cumulative usage information for each service.
The method of claim 6,

Controlling the service usage of the user terminal,

The traffic control apparatus blocks the use of a service or provides a service with a limited quality, thereby controlling the service usage.
The method of claim 6,

The traffic control apparatus analyzes the packet through a deep packet inspection (DPI) method to determine which service and a packet correspond to the packet.
The method of claim 6,

The service includes a service limit management method comprising at least one of a mobile voice service, a streaming service, a streaming service, a real time broadcast service, a cloud service, and a social network service.