KR20130073699A - Server and method for generating quality data to be used for measuring quality in service transfer between a plurality of devices - Google Patents
Server and method for generating quality data to be used for measuring quality in service transfer between a plurality of devices Download PDFInfo
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- KR20130073699A KR20130073699A KR1020110141687A KR20110141687A KR20130073699A KR 20130073699 A KR20130073699 A KR 20130073699A KR 1020110141687 A KR1020110141687 A KR 1020110141687A KR 20110141687 A KR20110141687 A KR 20110141687A KR 20130073699 A KR20130073699 A KR 20130073699A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/02—Capturing of monitoring data
- H04L43/026—Capturing of monitoring data using flow identification
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/04—Processing captured monitoring data, e.g. for logfile generation
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Abstract
Description
The present invention relates to a server and a method for generating quality data, and more particularly, to a server and a method for generating quality data for measuring the quality of multimedia service movement between homogeneous or heterogeneous terminals.
Recently, as the types of mobile terminals have been diversified and popularized, the types of terminals owned by individual users have increased. In addition, in view of the ease of portability due to the characteristics of a mobile terminal, individual users can use various types of contents regardless of distance, time, or location, and network usage and network traffic are rapidly increasing. Therefore, in order to provide a quality of service above a certain level, a method of analyzing the cause by measuring the amount of network usage and network traffic is required.
On the other hand, in general, an Internet service provider providing an Internet service to a plurality of terminals mainly considers only a storage location of content and a distribution method of the content, and does not consider a method for guaranteeing service movement quality. Therefore, in order to ensure seamless service movement to other terminals, a detailed range of quality monitoring method is required to determine whether a session in which a series of processes must be completely guaranteed is sequentially performed for each mode and function. In connection with a method of measuring the quality of a service, Korean Laid-Open Patent Publication No. 2010-0036096 discloses an apparatus and method for measuring the quality of a multimedia service.
A quality data generation server and method for generating quality data for measuring a quality of service movement between terminal devices based on packets transmitted between a plurality of node devices included in a network may be provided. To measure quality optimized for service movement between terminals, quality data classified by mode and method of service movement is generated. However, the technical problem to be achieved by the present embodiment is not limited to the technical problems as described above, and other technical problems may exist.
As a technical means for achieving the above-described technical problem, an embodiment of the present invention is a packet collecting unit for collecting at least one or more packets transmitted between a plurality of node devices included in the network, the node devices based on the collected packets A service type determination unit which determines a mode of a service movement indicating a movement of a service from a first terminal device to a second terminal device among any of a plurality of modes, and is used to measure the quality of service movement based on the determined mode A quality data generation server may be provided that includes a quality data generation unit for generating quality data.
In addition, according to an embodiment of the present invention, collecting at least one or more packets transmitted between a plurality of node devices included in a network, and based on the collected packets, the second terminal in the first terminal device among the node devices. Determining a mode of service movement indicative of the movement of the service to the device as any one of a plurality of modes, and generating quality data used for measuring the quality of service movement based on the determined mode. It can provide a generation method.
According to any one of the above-described problem solving means of the present invention, the terminal device by collecting the packets transmitted between the plurality of node devices included in the network by section, and generates quality data based on the collected packets, A quality data generation server and method for generating quality data for measuring the quality of service movements between services can be provided. In addition, quality data classified by modes and methods of service movement may be generated for quality measurement optimized for service movement between terminals. In addition, in order to guarantee the quality of multimedia service movement between terminals, the monitoring intervals are subdivided and sessions are formed based on the packets collected in each interval, and based on the state diagram, the quality of the service movements between terminals can be measured. have.
1 is a configuration diagram of a system for generating quality data according to an embodiment of the present invention.
FIG. 2 is a configuration diagram of the quality data generation server shown in FIG. 1.
FIG. 3 is a diagram illustrating a service type determination unit illustrated in FIG. 2.
4A, 4B, and 4C are state change diagrams of a service movement mode according to an embodiment of the present invention.
5A and 5B are state change diagrams of a service movement method according to an embodiment of the present invention.
6 is a flowchart illustrating a method of generating quality data according to an embodiment of the present invention.
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, which will be readily apparent to those skilled in the art. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.
When a part of the specification is said to be "connected" to another part, this includes not only the "directly connected", but also the "indirectly connected" between the other elements in the middle. In addition, when a part is said to "include" a component, it means that it can further include other components, except to exclude other components unless otherwise stated.
1 is a configuration diagram of a system for generating quality data according to an embodiment of the present invention. Referring to FIG. 1, the system for generating quality data is connected to a plurality of
The network refers to a connection structure capable of exchanging information between each node such as a plurality of terminals and servers, and includes an Internet, a local area network (LAN), a wireless local area network (WLAN), and a wide area network (WAN). Area networks (PANs), personal area networks (PANs), mobile radio networks (Mobile Radio Networks), and the like, but are not limited thereto.
The plurality of
In addition, the plurality of
The quality
The quality
The service movement mode may be determined as one of a push mode and a pull mode according to whether the terminal device requesting the service movement is the first terminal device 21 or the
The service transfer method may be determined by any one of a session transfer method and a session replication method. The session transfer method is a method of moving a session from the first terminal device 21 to the
The quality
The operation of the quality
FIG. 2 is a configuration diagram of the quality
The
For example, if the user wants to move the service to the
The service
The service
The operation of the service
3 is a block diagram of the
The
The
The
The flow data is generated based on the packets collected by the flow
The
However, the operation of the
The quality
Referring to Table 1, basic network statistics of quality metrics to be measured in monitoring service movement quality may be classified into network basic information, packet statistics information, and traffic statistics information. The basic network information may include domain name, network address, number of active host terminals, Ethernet speed, monitoring start time, and other configuration information. The packet statistics include the total number of transmitted and received packets, the total number of transmitted packets, and the received packets. There may be statistics for each packet size, number of unicast service packets, and number of multicast service packets. The traffic statistics may include total traffic statistics, network address traffic statistics, protocol statistics, and network load statistics.
The
4A, 4B, and 4C are state change diagrams of a service movement mode according to an embodiment of the present invention. 4A is a state diagram of a push mode and a pull mode in an initial state. Referring to FIG. 4A, a service mobility mode may be classified into a push mode and a pull mode according to which terminal device requests first. The push mode is a mode for directly selecting a target terminal device to which a service is to be moved from a terminal device currently using a service, and the pull mode is a terminal device that is using a desired session after searching for a currently active session at a target terminal to which a service is to be moved. The mode may be selected.
4B is a state diagram for push mode. Referring to FIG. 4B, it can be seen how a process is performed from an initialization state to an end state for a push mode during service movement between terminals. Refer to Table 2 and Table 3 for convenience of explanation.
Table 2 shows the state change table of the push mode, and Table 3 shows the detailed description of each state and in which section each state is monitored. For example,
State 9 is a state in which the second
4C is a state diagram for the pull mode. Referring to FIG. 4C, it can be seen how a process is performed from the initialization state to the end state for the full mode. For convenience of description, reference is made to FIGS. 4 and 5.
Table 4 shows the state change table, and Table 5 describes the state-specific details and in which section each state is monitored. The arrow pointing to itself in FIG. 4C means that the same state is repeated. For example,
5A and 5B are state change diagrams of a service movement method according to an embodiment of the present invention. 5A illustrates a state diagram associated with session movement. See Tables 6 and 7 for convenience of explanation.
Table 6 is a state change table related to the session movement method, and Table 7 shows a detailed description of each state and a quality monitoring section for the session movement method. Referring to FIG. 5A, state 7-0 means a session movement initialization state, and in state 7-1, the control device 40 requests the first terminal device 21 to stop the media streaming service. State 7-2 is a state where the first terminal device 21 requests the media distribution device 50 to stop the media. In state 7-3, the distribution device 50 transmits a response message indicating that the media streaming service is normally stopped to the first terminal device 21. State 7-4 is an end state in which the first terminal device 21 transmits an acknowledgment to the control device 40. Thereafter, it may change to state 9 of the push mode of FIG. 4B and
5B illustrates a state diagram associated with session replication. See Tables 8 and 7 for convenience of explanation.
Table 8 is a state change table related to the session replication function, and Table 9 describes the detailed description of each state and the quality monitoring interval for the session replication function. Referring to FIG. 5B, state 8-0 means an initialization state of session replication, and state 8-1 indicates that the distribution device uses the session related information received from the first terminal device 21 by the control device 40 (see FIG. 5B). 50) the media streaming service is established. State 8-2 is a state in which the distribution device 50 transmits a response message to the control device 40 that the media streaming service has been established. State 8-3 is an end state in which the control device 40 responds to the second
6 is a flowchart illustrating a method of generating quality data according to an embodiment of the present invention. Referring to FIG. 6, at least one packet transmitted between a plurality of node devices included in a network is collected at step S601. Subsequently, the mode indicating service movement from the first terminal device 21 to the second
The method of generating quality data according to the embodiment described with reference to FIG. 6 may also be implemented in the form of a recording medium including instructions executable by a computer, such as a program module executed by a computer. Computer readable media can be any available media that can be accessed by a computer and includes both volatile and nonvolatile media, removable and non-removable media. In addition, the computer-readable medium may include both computer storage media and communication media. Computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data. Communication media typically includes any information delivery media, including computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave, or other transport mechanism.
The foregoing description of the present invention is intended for illustration, and it will be understood by those skilled in the art that the present invention may be easily modified in other specific forms without changing the technical spirit or essential features of the present invention. will be. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.
The scope of the present invention is shown by the following claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. .
10: quality data generation server
12: service type determination unit
122: mode determination unit
123: method determination unit
124: status information determination unit
13: Quality data generator
200: terminal
Claims (20)
A service type determination unit that determines a mode of a service movement indicating a movement of a service from a first terminal apparatus to a second terminal apparatus among the node apparatuses as one of a plurality of modes based on the collected packets; And
And a quality data generator for generating quality data used for measuring the quality of the service movement based on the determined mode.
The service type determining unit may select one of a push mode and a pull mode of the service movement according to whether the terminal apparatus requesting the service movement is the first terminal apparatus or the second terminal apparatus. The quality data generation server that decides to the mode.
The service movement is to share the content used by the first terminal device to the second terminal device,
The push mode is a mode in which the first terminal device selects the second terminal device and requests sharing of the content to the selected second terminal device.
The pull mode is a mode in which the second terminal device selects the first terminal device and requests sharing of the content to the selected first terminal device.
The service type determination unit determines the mode of the service movement to any one of a plurality of modes based on the collected packets, and determines the method of the service movement in any one of a plurality of manners,
And the quality data generation unit generates quality data used for quality measurement of the service movement based on at least one of the determined mode and the determined manner.
The service type determining unit determines the method of moving the service by any one of a session moving method and a session replication method.
The service movement is to share the content used by the first terminal device to the second terminal device,
The session movement method is a method of moving the session of the content from the first terminal device to the second terminal device,
The session duplication scheme is a method of maintaining a session of the content in the first terminal device and copying another session of the content to the second terminal.
The service type determination unit,
A flow data generator configured to generate flow data including data of the packet and address information associated with the data based on the collected packet;
A mode determination unit that determines a mode of a service movement indicating a movement of a service from a first terminal apparatus to a second terminal apparatus among the node apparatuses as one of a plurality of modes based on the flow data; And
A method determination unit that determines a method of the service movement based on the flow data by any one of a plurality of methods,
And the quality data generation unit generates quality data used for measuring the quality of the service movement based on at least one of the flow data, the determined mode, and the determined manner.
The mode determination unit primarily classifies the flow data into flow data of any one of the plurality of modes, and determines the mode based on the primarily classified flow data.
The method decision unit may classify the firstly classified flow data into flow data of any one of a plurality of methods, and determine the method based on the secondly classified flow data. Data generation server.
And a state information determination unit for generating state information indicating a current progress state of the service movement based on the collected packet and the determined mode.
And the quality data generating unit generates the quality data based on at least one of the determined mode, the determined manner, and the generated state information.
The state information includes state diagram information.
The state information comprises a state change table.
And a state information determiner configured to generate state information indicating a current progress state of the service movement based on the flow data, the determined mode, and the determined manner.
And the quality data generation unit generates the quality data based on at least one of the flow data, the determined mode, the determined manner, and the generated state information.
The quality data is statistical data of the packet or flow data generated from the packet based on at least one or more of the determined mode, the determined manner and the generated state information.
And said plurality of node devices comprises said first terminal device, said second terminal device, gateway device, control device and distribution device.
The packet collecting unit includes a first section between any one of the first terminal device and the second terminal device and the gateway device, a second section between the gateway device and the control device, and between the control device and the distribution device. Collecting the packet in at least one or more of the third interval, the quality data generation server.
And a database for storing the quality data.
The quality data is sent to a service quality measurement server that measures the quality of the service movement.
Determining a mode of a service movement indicating a movement of a service from a first terminal apparatus to a second terminal apparatus among the node apparatuses as one of a plurality of modes based on the collected packets; And
Generating quality data used for measuring the quality of service movement based on the determined mode.
Determining the manner of the service movement in any one of a plurality of manners based on the collected packets,
Generating the quality data is generating quality data used in the quality measurement of the service movement based on at least one or more of the determined mode and the determined manner.
Generating state information indicating a current progress state of the service movement based on the collected packet and the determined mode,
Generating the quality data comprises generating the quality data based on at least one of the determined mode, the determined manner, and the generated state information.
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| KR1020110141687A KR20130073699A (en) | 2011-12-23 | 2011-12-23 | Server and method for generating quality data to be used for measuring quality in service transfer between a plurality of devices |
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| KR1020110141687A KR20130073699A (en) | 2011-12-23 | 2011-12-23 | Server and method for generating quality data to be used for measuring quality in service transfer between a plurality of devices |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150089687A (en) * | 2014-01-28 | 2015-08-05 | 한국전자통신연구원 | Apparatus and Method for Web-based Screen Sharing and Control |
| KR20200040134A (en) * | 2018-10-08 | 2020-04-17 | 에스케이텔레콤 주식회사 | Method for determining traffic size |
| KR102288765B1 (en) | 2020-03-24 | 2021-08-11 | 최필규 | Apparatus For Emergency Escape For Building |
-
2011
- 2011-12-23 KR KR1020110141687A patent/KR20130073699A/en not_active Application Discontinuation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150089687A (en) * | 2014-01-28 | 2015-08-05 | 한국전자통신연구원 | Apparatus and Method for Web-based Screen Sharing and Control |
| KR20200040134A (en) * | 2018-10-08 | 2020-04-17 | 에스케이텔레콤 주식회사 | Method for determining traffic size |
| KR102288765B1 (en) | 2020-03-24 | 2021-08-11 | 최필규 | Apparatus For Emergency Escape For Building |
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