KR101746752B1 - Method and apparatus for generating user interface for management of software defined network - Google Patents

Method and apparatus for generating user interface for management of software defined network Download PDF

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Publication number
KR101746752B1
KR101746752B1 KR1020160000722A KR20160000722A KR101746752B1 KR 101746752 B1 KR101746752 B1 KR 101746752B1 KR 1020160000722 A KR1020160000722 A KR 1020160000722A KR 20160000722 A KR20160000722 A KR 20160000722A KR 101746752 B1 KR101746752 B1 KR 101746752B1
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South Korea
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flow
user interface
image
network
information
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KR1020160000722A
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Korean (ko)
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장지은
황인욱
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아토리서치(주)
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/22Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks comprising specially adapted graphical user interfaces [GUI]
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0487Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/06Management of faults, events, alarms or notifications
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/12Discovery or management of network topologies

Abstract

A method and apparatus for creating a user interface for managing a software defined network is disclosed. The method and apparatus for generating a user interface according to an embodiment of the present invention provides a user interface for inquiring and controlling network devices and flows in a visualization form in a user interface for network management, . ≪ / RTI >

Description

[0001] METHOD AND APPARATUS FOR GENERATING USER INTERFACE FOR MANAGEMENT OF SOFTWARE DEFINED NETWORK [0002]

The present invention relates to a method and apparatus for generating a user interface for managing a software defined network, and more particularly, to a method and apparatus for searching and controlling information of a software defined network equipment, And more particularly, to a method and an apparatus for generating a user interface for efficient operation.

SDN (Software Defined Network) technology refers to a technology that manages all equipment in a network by an intelligent central management system. In the SDN technology, the controller that provides the control operation related to the packet processing performed in the existing hardware type network device in the form of software is processed instead, and the advantage that the function can be developed and given more than the existing network structure .

On the other hand, as many tasks are performed under the Internet / intranet network and the network environment becomes larger and more complicated, the importance and the weight of the NMS (Network Management System) are gradually increasing. Network failures are often directly linked to business disruptions. This is why NMS is used to monitor equipment on the network and to respond quickly to failures, thereby solving network problems and obtaining data that can be used in future network designs.

However, the NMS used in SDN is inconvenient for several reasons. First, text-oriented information is provided for the network. For example, when a network device (switch or the like) is selected in the existing NMS, device information, port information or flow information related to the network device is output as text. However, such text-based information is not intuitive and visual, which causes inconvenience in network monitoring and limits the ability to provide information that is difficult to transmit in text. The second is that network monitoring and network control are done separately. For example, if an existing NMS recognizes a fault through network monitoring, a method of controlling the network through a separate method independent of the network monitoring program is used (eg, cmd-based control). However, in a structure where network monitoring and control are separated from each other, it is difficult to quickly respond to a failure. This is why SDN requires a UI (user interface) that allows network monitoring to be intuitive and visual, and control and monitoring together.

It is an object of the present invention to provide an intuitive network monitoring in SDN and a user interface creation method and apparatus that can easily and efficiently control network equipment and flow when a failure occurs.

According to an aspect of the present invention, there is provided an apparatus for generating a user interface screen for managing a software defined network, the network topology information and the flow information including a source IP of a flow, An information receiving unit for receiving network information including a size; A first network device image and a first link line image representing a link between the network device and a first network device image respectively corresponding to one or more network devices included in the network based on the topology information, A first UI generation unit for generating and displaying a first user interface screen in a network topology including a user interface object; And generating a second user interface screen including a second network device image that is visually distinguished from the first network device image by receiving information of the selected network device upon receiving an input for selecting the first network device image, When receiving an input for selecting one link line image, information of a flow included in the selected link and the selected link, including path information of one or more flows present in the selected link and traffic size information of the flow, And a second UI generator for generating and displaying a third user interface screen including a second link line image that is visually distinguishable from the line image and the second network device image and the second link line image are user interface objects And the second link line image includes one or more flows included in the selected link Wherein the first UI generator is configured to generate a first flow image corresponding to a flow corresponding to a flow image corresponding to a selected flow image when the flow image corresponding to the selected flow image is a user interface object, A user interface generation device for converting the link line images into a first flow-priority image, wherein the first flow-priority image is a user interface object and is visually distinguished from the first link-line image.

The first UI generation unit may further generate and display a flow interface screen including a flow list representing the flow information corresponding to at least one flow included in the network and the flow list being a user interface object, When the input of selecting any flow information included in the flow list is received, the first link line images corresponding to the flow corresponding to the flow information selected on the first user interface screen are converted into the first flow priority image .

In addition, the information of the network equipment includes port information of the corresponding network equipment, in-traffic information per port, out-traffic information per port, and flow information of the corresponding network equipment, Wherein the second UI generation unit includes a body image of the selected network equipment, a port image of the network equipment, and a line image representing a flow through the network equipment, and the second UI generation unit, when receiving the input for selecting the line image, IP information and traffic information can be displayed.

The method of claim 1, further comprising: receiving an input for selecting the first flow-priority image and additionally receiving an input according to a predetermined first gesture for any one of the plurality of first network device images, The first UI generator may generate a second flow prioritized image associated with a bypass path that is expected when the selected flow based on the network information has passed through the selected first network device image, - displaying both the current path and the detour path of the selected flow by further generating and displaying the first flow image with the first flow priority image; and after the first gesture, 2 gesture - the second gesture is distinct from the first gesture - And a signal processor for generating a network event signal for changing the current path of the selected flow to the bypass path according to a predetermined process and transmitting the generated network event signal to the SDN controller when the new input is additionally received.

And a third UI generator for generating and displaying a fourth user interface screen including a plurality of user interface objects when receiving an input for selecting the first network equipment image or the first flow priority image, When receiving an input according to a predetermined gesture with respect to the user interface target, the third UI generating unit may additionally generate and display a fifth user interface screen corresponding to the predetermined user interface target.

Also, the fourth user interface screen may display the user interface target in a different format according to the selection of the first network device image or the first flow priority image, and the fourth user interface screen or the fifth user interface screen And a signal processor for generating a network event signal according to a predetermined process and transmitting the generated network event signal to the SDN controller when receiving an input according to a predetermined gesture.

According to another aspect of the present invention, there is provided a method of creating a user interface screen for an electronic device including a display for management of a software defined network, the method comprising: generating network topology information and flow information, Receiving a network information including a source IP, a destination IP, and a traffic size; A first network device image and a first link line image representing a link between the network device and a first network device image respectively corresponding to one or more network devices included in the network based on the topology information, Creating and displaying a first user interface screen with a network topology including a user interface object; Generating a second user interface screen including a second network device image that is visually distinguishable from the first network device image upon receiving an input for selecting the first network device image; When receiving an input for selecting the first link line image, information of a flow included in the selected link and the selected link, path information of one or more flows existing in the selected link, and traffic size information of the flow, Creating and displaying a third user interface screen including a second link line image visually distinct from the first link line image, the second network device image and the second link line image being a user interface object; And wherein the second link line image comprises a flow image corresponding to one or more flows included in the selected link, the flow image being a user interface object, and upon receiving an input selecting any of the flow images, Transforming the first link line images corresponding to the flow corresponding to the flow image into a first flow priority image, wherein the first flow priority image is a user interface object, and visually distinguishable from the first link line image A method of generating a user interface including the user interface may be provided.

Further comprising: generating and displaying a flow interface screen including a flow list representing the flow information corresponding to at least one flow included in the network, the flow list being a user interface object; And converting the first link line images corresponding to the flow corresponding to the flow information selected on the first user interface screen into the first flow priority image upon receiving an input for selecting any flow information included in the flow list The method comprising the steps of:

The method of claim 1, further comprising: receiving an input for selecting the first flow-priority image and additionally receiving an input according to a predetermined first gesture for any one of the plurality of first network device images, A second flow prioritization image associated with a bypass path that is expected when a selected flow based on the network information has passed through the selected first network device image, the second flow preference image being visually distinct from the first flow preference image Displaying both the current route and the bypass route of the selected flow by additionally generating and displaying the first flow priority image together with the first flow priority image; And if the input is additionally receiving an input according to a first gesture followed by a predetermined second gesture for the first network device image, the second gesture being distinct from the first gesture, And generating a network event signal for changing the current path of the network event signal to the bypass path, and transmitting the network event signal to the SDN controller.

Generating and displaying a fourth user interface screen including a plurality of user interface objects when receiving an input for selecting the first network device image or the first flow priority image; And a step of additionally generating and displaying a fifth user interface screen corresponding to the predetermined user interface object when receiving an input according to a predetermined gesture with respect to the user interface object.

The method may further include generating a network event signal according to a predetermined process and transmitting the generated network event signal to the SDN controller when receiving the input according to the predetermined gesture on the fourth user interface screen or the fifth user interface screen .

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The method and apparatus for creating a user interface according to embodiments of the present invention can provide a user interface for inquiring and controlling network equipment and a flow in a visualization form in an NMS (Network Management System) And can contribute to performing management.

1 is a diagram for explaining a configuration of a software defined network.
FIG. 2 is a schematic view of a user interface generating apparatus according to an embodiment of the present invention. Referring to FIG.
FIG. 3 is a diagram illustrating an exemplary embodiment of a first user interface screen in the user interface generating apparatus of FIG. 2. Referring to FIG.
FIG. 4 is a diagram further illustrating an example of a flow interface screen in FIG.
FIG. 5 and FIG. 6 are views further illustrating an exemplary embodiment of the second user interface screen in FIG.
FIG. 7 is a diagram further illustrating an example of a third user interface screen in FIG.
Fig. 8 is a view showing an embodiment in which the link line image is converted into the flow priority image in Fig.
Figs. 9 and 10 are diagrams showing an example of a UI that bypasses the flow in Fig.
11 and 12 are views further illustrating an exemplary embodiment of the fourth user interface screen in FIG.
FIG. 13 is a diagram showing an example of a UI for blocking a flow in FIG.
FIG. 14 is a diagram further illustrating an example of the fifth user interface screen in FIG.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. It is to be understood that the following description is illustrative of the present invention, and the technical spirit of the present invention is not limited to the following description. BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention.

Before describing the present invention in detail, a software defined network will be briefly described. 1 is a diagram for explaining a configuration of a software defined network. The software defined network may include the controller server 1, the network equipment 2 and the hosts 31 and 32. The network equipment 2 and the hosts 31 and 32 may be referred to as a node and the link L may mean a connection between two nodes.

The controller server 1 has a function of managing the network equipment 2 and centrally manages and controls the plurality of network equipment 2. The controller server 1 can be implemented in a form of software including functions such as topology management, path management related to packet processing, link discovery, flow management in packet flow, and the like. On the other hand, although not shown in the figure, the controller server 1 may include a repository. The storage is for controller operation, controller clustering, controller failover, and so on, and all data related to the controller and the network can be stored. Examples of the data include related data such as specification, status, and port information of the network equipment, host information, link information, route information, flow information, and statistical data of these.

The network equipment 2 can process packets under the control of the controller server 1. [ Examples of the network equipment 2 include a mobile communication base station, a base station controller, a gateway device, a switch of a wired network, and a router. However, for convenience of explanation, the case where the network equipment 2 is an open flow switch will be mainly described below. Here, the open flow switch may include a switch supporting only an open flow protocol, a virtual switch supporting an open flow protocol, and a general L2 switch supporting an open flow protocol. The controller server 1 and the open flow switch 2 exchange information with each other, and the protocol used for this is the OpenFlow protocol. That is, the open flow protocol is a standard that allows the controller server 1 and the open flow switch 2 to communicate with each other.

The hosts 31 and 32 refer to a terminal or the like corresponding to a lower layer of a network equipment (an open flow switch), and may be collectively referred to as a client and a server. The hosts 31 and 32 can generate a packet for sending to another host via a software defined network and transmit the packet to the network equipment 2 via the network interface. At this time, the path through which the first host 31 can send the packet to the second host 32 may vary. There are a plurality of network devices 2 and hosts in the whole network, and each node has a plurality of links. At this time, the controller server 1 can calculate an optimal path among a plurality of paths that can transmit the packet based on the entire network topology. Then, the controller server 1 transmits information on the calculated optimal route to the network equipment 2, and the network equipment 2 processes the packet with the optimum route.

FIG. 2 is a view schematically showing a user interface generating apparatus 100 (hereinafter, a UI generating apparatus) according to an embodiment of the present invention.

2, the UI generating apparatus 100 includes an information receiving unit 110, a first UI generating unit 120, a second UI generating unit 130, a third UI generating unit 140, a signal processing unit 150 And a display unit 160. [0028]

Although not shown in the drawing, the UI generating apparatus 100 may include a memory, a memory controller, a CPU, an interface for connection with a peripheral device, a communication module, a graphic module, an audio module, a speaker, An external port, an application, etc. (some of these configurations may be implemented in software form), and may have additional configurations or omitted configurations other than those listed above, and may have different configurations as well. And the listed components may perform functions that are typically implemented in an electronic device. For example, in the case of a communication module, a radio network such as the Internet, an intranet network, a cellular telephone network, a wireless LAN and / or a MAN, and wireless communication such as GSM, EDGE, W-CDMA, CDMA, TDMA, Bluetooth, Wi- It is possible to provide a function for communicating with other devices through the network. The UI generating apparatus 100 may be a desktop computer, a handheld computer, a tablet computer, a mobile phone (or a smart phone), a media player, and the like. It can be an electronic device.

The information receiving unit 110 may receive network information including network topology information and flow information in real time. To this end, the information receiver 110 may receive information from the controller server 1 in the SDN or may receive information from a separate repository (not shown) connected to the controller server 1. The network information may include all information related to the network to be managed. For example, the network information may include the number of network devices, vendors, specifications, ports, traffic information for each port, flow information, link information, route information, management history information, host information, But are not limited to those listed. That is, in this specification, the network information may refer to all data that can be inquired and / or extracted in the network to be managed. The information receiving unit 110 may include an RF circuit, a communication module (which may be implemented by software), and the like.

The first UI generating unit 120 generates a first UI screen or a first UI screen and a flow interface screen. The second UI generating unit 130 generates a second UI screen and a third UI screen, And the third UI generation unit 140 may function to generate a fourth user interface screen and a fifth user interface screen. The first, second, and third UI generators 120, 130 and 140 may be implemented by a computer, and may be one or more programs including instructions for performing the functions or a computer-readable storage medium storing the programs. A detailed description related to the first, second, and third UI generators 120, 130, and 140 will be described later with reference to other drawings.

Since the controller server 1 is connected to the network equipment 2 (for example, an open flow switch) in the SDN as described above, the UI generating apparatus 100 can transmit an event signal to the controller server 1 This may be done in the signal processing unit 150 of the UI generating apparatus 100), and the controller server 1 may control the network equipment 2 based on the event signal. A specific description related to the signal processing unit 150 will be described later with reference to other drawings.

The display unit 160 may function to provide an output interface between the UI generating apparatus 100 and a user. That is, the display unit 160 can display the visual output to the user. Here, "visual output" may mean text, graphics, video, and combinations thereof, and some or all of the visual output may correspond to a user interface object. In the context of embodiments of the present invention, "visual output" may refer to a user interface screen provided by the first, second, and third UI generators 120, 130,

The display unit 160 may be a conventional LCD (liguid crystal display) technique or a light-emitting polymer display (LPD) technique. Also, the display unit 160 may be a conventional touch screen. In this case, the display unit 160 may provide an input interface between the UI generating apparatus 100 and the user. A touch screen controller (resistive type, for example) capable of receiving input from a user based on haptic and / or tactile touch when the display unit 160 is a touch screen, Capacitive, infrared, or the like) or a contact module (which may be implemented in software, having the function of detecting a user's touch and performing contact determination, etc.).

As described above, in the SDN, the UI generating apparatus 100 receives network information from the controller server 1 in real time in the information receiving unit 110, and displays various user interface screens related to network management and control based on the network information 3, and 3 UI generators 120, 130, and 140, and output the generated UI generators to the display unit 160. The controller server 1 can control the network as intended by transmitting an event related to the network control to the controller server 1 through the signal processing unit 150 Switch (2)). At this time, since the controlled contents of the network can be received by the information receiving unit 110 of the UI generating apparatus 100 in real time, the control contents are reflected on the user interface screen generated and output by the UI generating apparatus 100 Can be updated.

Hereinafter, the user interface screen of the UI generating apparatus 100 will be described in detail.

FIG. 3 is a diagram illustrating an exemplary embodiment of the first user interface screen 10 in the UI generating apparatus 100 of FIG.

3, the first UI generating unit 120 (see FIG. 2) generates a first user interface screen 10 including a first network device image 121 and a first link line image 122 . Specifically, the first user interface screen 10 may be configured to include a first network equipment image 121 arranged according to a network topology and first link line images 122 arranged therebetween. For example, in FIG. 3, the first user interface screen 10 is composed of five first network device images 121 and six first link line images 122 connecting the first network device images 121, But the present invention is not limited thereto. The first UI generation unit 120 may generate the first user interface screen 10 based on the network topology information among the network information received from the information receiving unit 110 (see FIG. 2). Here, the network topology information may refer to various kinds of information of network devices existing in a network to be managed and link information of the network devices.

The first network device image 121 may correspond to one or more network devices included in the network topology to be managed. The first network equipment image 121 may be plural. The network equipment may be an open flow switch, but is not limited thereto. In FIG. 3, the first network device image 121 is an image obtained by 2D-graphizing the network equipment, but the present invention is not limited thereto. The image may be implemented as an image in 3D, an arbitrary image, an icon, have.

The first link line image 122 may correspond to a link between the network devices, respectively. The first link line image 122 may be plural. In FIG. 3, the first link line image 122 is shown in a line form, but it is not limited thereto, and may be embodied as various images, icons, and the like as well as various line forms such as dotted lines.

The first network device image 121 and the first link line image 122 may be user interface objects. As used herein, a "user interface object" may mean an interactive object that conveys information or interacts with a user, or a combination thereof. For example, if a user performs an input operation on these user interface objects, the user interface object may respond to the detected inputs. Here, the "user's input operation" means selecting an object (or clicking a mouse) using a normal input device such as a keyboard or a mouse, or selecting Etc.) (and so on). Also, in addition to the above-mentioned input actions, predetermined input actions may be included. For example, the object may be zoomed-in or zoom-out (and so on). In connection with the drawings attached hereto, it should be noted that the "user's input operation" is represented by a touch action (referred to as T). The above-described input operation of the user can be detected by the UI generating apparatus 100, converted and / or processed into an appropriate form, and transmitted to the UI generating unit and the like (the same applies hereinafter).

Meanwhile, the first UI generator 120 may additionally generate and display a flow interface screen for displaying a flow existing in the network to be managed on the first user interface screen 10. 4 is a diagram further illustrating an example of the flow interface screen 11 in Fig.

Referring to FIG. 4, the first UI generating unit 120 may generate and display a flow interface screen 11 in addition to the first user interface screen 10 illustrated in FIG. The flow interface screen 11 may be displayed on the same screen as the first user interface screen 10. At this time, the first user interface screen 10 and the flow interface screen 11 may be displayed on different axes of the same screen as shown in FIG. In FIG. 4, the first user interface screen 10 is located on the left side of the screen, and the flow interface screen 11 is located on the right side of the screen. However, the present invention is not limited thereto.

The flow interface screen 11 may include a flow list F indicating flow information corresponding to one or more flows present in the network to be managed. For example, in the flow list F, all the flows existing in the network to be managed can be displayed in the form of a table as shown in FIG. Also, the flow list F can be displayed in various ways such as a table form of a flow, and a pull-down menu. The flow information of the flow list F may include, but is not limited to, a source IP of the flows (Src IP), a destination IP (Dst IP), a traffic size, and the like. The flow information may be displayed in an ordered form. For example, they can be generated so as to be visually distinguished from one another according to the types of flows (for example, the colors of the tables are different according to traffic), and can be generated in ascending or descending order according to the size of traffic, Only a part of the flow information may be displayed according to a predetermined criterion.

The flow list F may be a user interface object. Accordingly, when the first UI generating unit 110 receives an input for selecting any flow information included in the flow list F, the first UI generating unit 110 generates the first flow information corresponding to the flow corresponding to the flow information selected on the first user interface screen 10 1 link line images 122 into a first flow prioritized image 123. The first flow priority image 123 corresponds to a plurality of first link line images 122 corresponding to the flow selected in the flow list F and can be generated and displayed to be distinguished from the first link line image 122 . Here, the first flow priority image 123 may be a user interface object. The user can control the flow in a predetermined manner with respect to the first flow priority image 123, which will be described later with reference to the other drawings.

For example, when the user selects (T) arbitrary flow information in the flow list F generated in the flow interface screen 11 as shown in FIG. 4 (indicated by 1 in FIG. 4) The UI generating unit 120 may convert the first link line images 122 to which the flow belongs to a first flow priority image 123 that is different from the first link line image 122 and display the first flow line images 122. [ For example, the first flow-prioritized image 123 can be implemented by displaying the thickness of the line in a thicker or lighter color as compared to the first link-line image 122 as shown in Fig. The conversion and selection display may be released again when the user reselects the selected flow information, selects an empty space, or selects other images. As described above, the flow information selected on the flow interface screen 11 is visualized and displayed on the first user interface screen 10, so that the user can intuitively and easily grasp information on the selected flow.

FIGS. 5 and 6 are further illustrations of an embodiment of the second user interface screen 20 in FIG.

5 and 6, when the second UI generating unit 130 receives an input for selecting the first network device image 121 on the first user interface screen 10, the second UI generating unit 130 generates a second network device image 131 The second user interface screen 20 may be generated and displayed. The second user interface screen 20 is for providing more detailed information about the network equipment, and can be distinguished from the first user interface screen 10 (left side of the drawing).

The second user interface screen 20 may be displayed on the same screen as the first user interface screen 10. At this time, the first user interface screen 10 and the second user interface screen 20 may be displayed on different axes of the same screen, respectively. For example, when the user selects the first network device image 121 on the first user interface screen 10 of FIG. 3, the first user interface screen 10 moves to the left of the screen as shown in FIG. 5, And a second user interface screen 20 may be displayed on the right side of the screen. Of course, the first and second user interface screens 10 and 20 may be rearranged or the first user interface screen 10 may be replaced with the second user interface screen 20.

The second network device image 131 may display information of the selected first network device image 121 and corresponding network equipment (e.g., an open flow switch). The information of the network equipment may include port information of the corresponding network equipment, in-traffic information per port, out-traffic information per port, and flow information of the network equipment, but is not limited thereto.

In one implementation, the second network device image 131 may comprise a body image 131a of the network device, a port image 131b of the network device, and a flow image 131c of the network device . For example, in FIG. 5, a semi-transparent body image 131a is displayed in a larger size than the first network device image 121, and six port images 131b are displayed on the left and right sides of the body image 131a , And the flow of network equipment is shown as a line image 131c. The body image 131a, the port image 131b, and the line image 131c may be user interface objects. For example, when the second UI generation unit 130 receives an input for selecting the body image 131a, the second UI generation unit 130 may output device information (specification, etc.) of the corresponding network device, information per port, MAC information, vendor information, and the like of the corresponding interface, as shown in FIG. 6, and when the line image 131c is selected, IP information, traffic information, (Various types of output methods can be used, such as outputting on an image or outputting in a separate window pop-up form). Of course, the information that can be output is not limited to the above-mentioned. On the other hand, the information output to the screen may be a method of releasing the output by selecting the image again or by selecting an image or a blank area other than the image, or other methods may be used The same applies to all information output methods described). Also, depending on the type of flow, the line image 131c may be generated to be visually distinguishable (e.g., color different or different in shape depending on traffic), additional screen in addition to the second network device image 131 . The user can intuitively and easily inquire information on the selected network equipment through the second user interface screen 20 that visualizes the network equipment as described above.

FIG. 7 is a diagram further illustrating an exemplary embodiment of the third user interface screen 30 in FIG.

7, when the second UI generating unit 130 receives an input for selecting the first link line image 122 with respect to the first user interface screen 10, the second UI generating unit 130 includes the second link line image 132 The third user interface screen 30 can be generated and displayed. The third user interface screen 30 is for providing more specific information about links between network devices, and can be distinguished from the first user interface screen 10 (left side of the drawing). The third user interface screen 30 may be displayed on the same screen as the first user interface screen 10, like the second user interface screen 20. At this time, the first user interface screen 10 and the third user interface screen 30 may be displayed on different axes of the same screen, respectively. For example, when the user selects the first link line image 122 on the first user interface screen 10 of FIG. 3, the first user interface screen 10 moves to the left side of the screen as shown in FIG. 7, And a third user interface screen 30 may be displayed on the right side of the screen. Of course, the present invention is not limited to this, and the first and third user interface screens 10 and 30 may be reversed in the left and right directions, or the first user interface screen 10 may be replaced with the third user interface screen 30.

The second link line image 132 may display the link information corresponding to the selected first link line image 122. [ The link information may include path information of one or more flows present in the selected link, traffic size information of the flow, and the like, but is not limited thereto.

In one implementation, the second link line image 132 is configured with a larger cable image that illustrates the entire link, and a smaller cable image that is arranged in the cable image and schematically depicts one or more flows present in the link . Hereinafter, the small cable image is referred to as a flow image 132a. For example, in FIG. 7, six flow images 132a are shown in a large cable image (not shown) of a translucent type. Here, the flow image 132a may be a user interface object. For example, upon receiving the input for selecting the flow image 132a, the second UI generation unit 130 may output information such as a source IP, a destination IP, a traffic size, and the like of the flow to the screen You can also output it by popping up a separate window, or you can use other methods). Of course, the information that can be output is not limited to the above-mentioned. Also, the flow images 132a may be generated so as to be visually distinguished from one another (for example, colors may be different or different depending on traffic) according to the types of flows, and flow images 132a Only a part of the flow may be displayed according to a predetermined criterion when the number of flows is large, and the second link line image 132 may be displayed in the second link line image 132. In this case, Additional images or screens may be created. The user can easily and efficiently inquire information on the selected link through the third user interface screen 30 that visualizes the link information as described above. In particular, since the traffic information changes in real time, when the traffic information is visualized and provided to the user, the user can intuitively grasp the change of the traffic information.

Meanwhile, the UI generating apparatus 100 may provide a different type of UI to the selection of the flow image 132a. Referring to FIG. 8, FIG. 8 illustrates an embodiment in which the first link line image 122 is converted into the first flow priority image 123 in FIG. Here, the first flow priority image 123 may be the same as or similar to that described in Fig.

In one embodiment, when the first UI generating unit 120 receives an input for selecting an arbitrary flow image 132a in the third user interface screen 30, the first UI generating unit 120 generates a flow corresponding to the selected flow image 132a The corresponding first link line images 122 can be converted into the first flow priority image 123. [ The first flow priority image 123 corresponds to a plurality of first link line images 122 corresponding to the selected flow and may be generated and displayed to be distinguished from the first link line image 122. Here, the first flow priority image 123 may be a user interface object.

For example, when the user selects (T) an arbitrary flow image 132a in the second link line image 132 generated in the third user interface screen 30 as shown in FIG. 8, 1 traffic on the user interface screen 10 through the network equipment corresponding to 121-1, 121-2 and 121-3. When the user receives the input to select the flow image 132a, the first UI generator 120 distinguishes the first link line images 122 to which the flow belongs from the first link line image 122 The first flow-prioritized image 123 can be displayed. For example, the first flow-prioritized image 123 may be implemented by displaying the thickness of the line as thicker as compared to the first link-line image 122 as shown in FIG. 8, or by displaying the color of the line to be different. Also, at the same time that the first UI generating unit 120 performs the conversion, the second UI generating unit 130 displays the border of the flow image 132a of the selected third user interface screen 30 in bold or changes the color Or the like, to indicate to the user that the flow image 132a has been selected. The conversion and selection indication may be released again when reselecting the flow image 132a selected by the user, selecting an empty space, or selecting other images. As described above, the flow selected in the third user interface screen 30 is visually displayed on the first user interface screen 10, so that the user can intuitively and easily grasp information on the selected flow.

Furthermore, it is possible for the UI generating apparatus 100 to provide a different type of UI to the first flow priority image 123. [ 9 and 10 are diagrams showing an example of a UI that bypasses the flow in FIG.

Referring to FIG. 9, it is assumed that a first flow priority image 123 is generated for an arbitrary flow for the purpose of explanation. The flow is assumed to be traffic passing through the network equipment corresponding to 121-2, 121-3 and 121-5. At this time, the user may desire to bypass the network equipment corresponding to the flow 121 - 4, and the UI generating apparatus 100 may provide a UI for such a flow bypass.

In one implementation, the user may perform an input operation on a first point (denoted by the numeral 1) to select (T) the first flow-prioritized image 123 that wants to bypass. Next, with the first flow priority image 123 selected, the user selects a second point (indicated by 2) on an arbitrary first network equipment image 121 (121-1 in this example) through a drag operation Lt; / RTI > can perform an input operation. When the input operation of the user is received, the first UI generation unit 120 additionally generates a second flow priority image 124 related to the bypass path of the flow based on the network information, 123) on the screen. Here, the second flow-priority image 124 is distinguished from the first flow-priority image 123, for example, the second flow-priority image 124 includes the first flow-prioritized image 123 and the line thickness, shape or color (In FIG. 9, the second flow priority image 124 is shown by a dotted line). That is, the first flow priority image 123 indicates the route of the current flow, and the second flow priority image 124 indicates the route of the flow that is expected when the flow currently passes through the selected network equipment (corresponding to 121-4) Path. Therefore, according to the operation of the first user interface screen 10 as described above, the user can intuitively confirm the detour path for an arbitrary flow.

On the other hand, the "select-drag" operation described above corresponds to one example (referred to as "first gesture") and this first gesture can be implemented in any form as long as it is a predetermined operation. For example, the first gesture can be a double tap, a taps, a pressing input (meaning maintaining contact at the same point of contact over a predetermined time), a rubbing input, and combinations thereof, It is not. Also, in the above embodiment, the first flow-priority image 123 may be displayed in the form of afterimage image to be moved to the first network equipment image 121-4 according to the drag direction of the user have.

Furthermore, the user may wish to change the flow to the bypass path in addition to identifying the bypass path for the flow. Referring to FIG. 10, it is assumed that the user further performs a predetermined second gesture (the second gesture is distinguished from the first gesture) in the state where the first gesture is performed. Here, the second gesture illustrates a drop operation for a particular first network device image (denoted 121-4 in FIG. 10) (denoted by symbol 3). In other words, when a second gesture (drop) is received following the first gesture (select-drag), the control according to the flow change of the flow must be performed. Therefore, the signal processing unit 150 of the UI generating apparatus 100 , And transmits the generated network event signal to the controller server 1 (see FIG. 2).

More specifically, the UI generating apparatus 100 communicates with the controller server 1 of the SDN and receives network information from a repository connected to the controller server 1 or the controller server 1, and based on the information, Interface screens can be created. Here, when the user desires to control the network on the user interface screen as in the above example, the UI generating apparatus 100 needs to inform the controller server 1 of the intention of the user. This is because the control of the network is performed in the controller server 1. Therefore, the signal processing unit 150 of the UI generating apparatus 100 can generate a network event signal for the intention of the user and transmit the event signal to the controller server 1. In the case of the above example, the event signal may contain control to control the selected flow to pass through a particular network equipment (denoted 121-4 in FIG. 10). The controller server 1 can receive the event signal and control the network based on the received event signal. For example, a flow rule (FLOW RULE) regarding packet transmission may be issued to the related network equipment (open flow switches). When the flow is changed according to the control of the controller server 1, the information stored in the controller server 1 or the repository is updated, and the UI generating apparatus 100 generating the user interface screen based on the information updates the updated information It can be reflected on the screen and output. That is, in the case of the above example, the second flow-priority image 124 generated in FIG. 9 is replaced with the first flow-priority image 123 in accordance with the information update, and the first flow- (Fig. 10).

On the other hand, the second gesture may be implemented in any form as long as it is a predetermined operation and can be distinguished from the first gesture. For example, the second gesture, like the first gesture, can be a double tap, a tap, a pressing input (meaning maintaining contact at the same point of contact that lasts more than a predetermined time), a rubbing input, But are not limited thereto. According to the operation of the first user interface screen 10 as described above, the user can intuitively and easily perform the bypass route change for any flow.

11 and 12 are views further illustrating an example of the fourth user interface screen 40 in FIG.

11, the third UI generation unit 140 receives an input for selecting the first network device image 121 or the first flow-priority image 123 on the first user interface screen 10, A fourth user interface screen 40 including a user interface object 141 of the first user interface screen 141 can be generated and displayed. The fourth user interface screen 40 may be distinguished from the second and third user interface screens 20 and 30 described above in order to facilitate the user to inquire about the network status and to control the network. The fourth user interface screen 40 may be displayed on the same screen as the first user interface screen 10. At this time, the first user interface screen 10 and the fourth user interface screen 40 may be displayed on different axes of the same screen, respectively. For example, when the user selects (T) the first network device image 121 on the first user interface screen 10 as shown in FIG. 11, a fourth user interface screen is displayed on the right side of the first user interface screen 10 (40) can be output. Of course, the left and right order of the first and fourth user interface screens 10 and 40 may be reversed. Also, the order of the first and fourth user interface screens 10 and 40 is not limited.

In addition, when the user selects the first network device image 121 on the first user interface screen 10, the second user interface screen 20 (see FIG. 5) and the fourth user interface screen 40 Can be generated and output. The second user interface screen 20 and the fourth user interface screen 40 may be created on the same axis and the fourth user interface screen 40 may be positioned on the upper side but the present invention is not limited thereto. Similarly, when the user selects the first link line image 122 on the first user interface screen 10, the third user interface screen 30 (see FIG. 7) and the fourth user interface screen 40 are simultaneously generated And output. The third user interface screen 30 and the fourth user interface screen 40 may be created on the same axis and the fourth user interface screen 40 may be positioned on the upper side but the present invention is not limited thereto.

The user interface object 141 constituting the fourth user interface screen 40 may be a user interface object. In FIG. 11 and FIG. 12, eight user interface objects 141 are shown as circular icons, but the shape and the number are not limited thereto. For example, the user interface object 141 may include any image, icon, virtual button, pull down menu, and the like. In addition, the user interface target 141 may be given a predetermined function. These types of functions include flow inquiry, flow blocking, flow bypass, information inquiry, statistics inquiry, virtual machine (VM) information, port information, and the like, but are not limited thereto. That is, when the user performs a predetermined input operation (gesture) with respect to the user interface object 141 on the fourth user interface screen 40, the inquiry, control function, and the like given to each user interface object 141 are executed .

The third UI generating unit 140 generates the fourth user interface screen 40 according to the selection of the first network device image 121 or the first flow priority image 123 on the first user interface screen 10, The user interface objects 141 of the user interface 141 can be displayed in different formats. For example, as shown in FIG. 11, when the first network device image 121 is selected on the first user interface screen 10, the fourth user interface screen 40 may be configured with eight activation icons, When the first flow priority image 123 is selected in the first user interface screen 10, the fourth user interface screen 40 may be configured with six activation icons and two disabled icons. Of course, the disable icon may not be displayed in the latter case. Furthermore, unlike in FIGS. 11 and 12, it is also possible to display the icon in a different shape or color. When the user interface target 141 of the fourth user interface screen 40 is displayed in a different format according to the selection of the first network device image 121 or the first flow priority image 123, This is because the types and numbers of inquiry / control functions for the number and the number of inquiry / control functions for the flow may be different. For example, since the VM information may be unnecessary in the inquiry / control function for the flow, it is not necessary to display the relevant user interface target 141 on the screen. That is, by displaying only the serviceable user interface for the selected object on the screen or activating it, it is intuitive and more convenient for the user.

FIG. 13 is a diagram showing an example of a UI for blocking a flow in FIG.

Referring to FIG. 13, the user can inquire desired information through the user interface object 141 of the fourth user interface screen 40 or control the network.

In one implementation, a user may want to block traffic through a particular network device (an open flow switch). In this case, when the user selects the first network device image 121 indicating the specific network device (indicated by 1 in FIG. 13) on the first user interface screen 10 as shown in FIG. 13, A fourth user interface screen 40 may be created on the right side of the user interface screen 10. Also, a second user interface screen 20 may be generated on the lower side of the fourth user interface screen 40. Herein, it is assumed that the "blocking" function is given to the user interface object 141-1 disposed at the top left of the plurality of user interface objects constituting the fourth user interface screen 40 The user interface target of 141-1 is referred to as a block button 141-1).

For example, when a user performs an input operation on the cutoff button 141-1 with a drag and drop operation while selecting the first network device image 121 (see (1) and Corresponding to the continuous operation), all flows through the network equipment corresponding to the first network equipment image 121 can be blocked. In this case, the drag-and-drop operation corresponds to a predetermined gesture with respect to the user interface object, and the gesture may be implemented in any form as long as it is a predetermined operation. For example, the gesture can be, but is not limited to, a double tap, a taps tap, a pressing input (which means maintaining contact at the same point of contact over a predetermined time), a rubbing input, and combinations thereof . Also, in the above embodiment, the first network device image 121 may be displayed to move toward the blocking button 141-1 according to the drag direction of the user in the form of a residual image at the time of the drag operation of the user.

Since the control must be performed to perform the flow blocking function as described above, the signal processing unit 150 (see FIG. 2) of the UI generating apparatus 100 generates a network event signal and transmits the network event signal to the controller server 1 (see FIG. 2) Lt; / RTI > More specifically, the signal processor 150 may generate an event signal indicating that the flow through the network equipment is blocked, and transmit the event signal to the controller server 1. Then, the controller server 1 receives the event signal and can issue a flow rule relating to packet transmission to the related network equipment (open flow switches) based on the event signal. If the flow is blocked by the controller server 1, the information stored in the controller server 1 or the repository is updated, and the UI generating apparatus 100, which generates a user interface screen based on the information, Can be reflected on the screen and output.

When a user input is received for individual user interface objects in the same or similar manner as described above, it is easy to inquire and control the network according to functions assigned to the user interface objects.

FIG. 14 is a diagram further illustrating an exemplary embodiment of the fifth user interface screen 50 in FIG.

14, when receiving input according to a predetermined gesture with respect to the user interface object 141 of the fourth user interface screen 40, the third UI generating unit 140 generates a predetermined UI object 141 The fifth user interface screen 50 corresponding to the fifth user interface screen 50 can be additionally generated and displayed. In some cases, the fifth user interface screen 50 may not be generated. The fifth user interface screen 50 is for assisting the fourth user interface screen 40 and can be distinguished from the fourth user interface screen 40. [ The fifth user interface screen 50 may be displayed on the same screen as the fourth user interface screen 40. [ In this case, the fourth user interface screen 40 and the fifth user interface screen 50 can be displayed on the same axis on the same axis, respectively (and vice versa).

In one implementation, when the user receives an input to select an arbitrary first network device image 121 on the first user interface screen 10, the third UI generator 140 generates 4 user interface screen 40 can be generated and output. Herein, it is assumed that the "blocking" function is given to the user interface object 141-1 disposed at the top left of the plurality of user interface objects constituting the fourth user interface screen 40 The user interface target of 141-1 is referred to as a block button 141-1).

14, the third UI generation unit 140 generates a fourth UI screen (FIG. 14), as shown in FIG. 14, 40) and output the fifth user interface screen (50). For example, the fifth user interface screen 50 may consist of a list of network devices (open flow switches) currently blocked as shown in FIG. 14, and is not limited thereto. At this time, if the user input to the unblocking item is further received, the unblocked network device can be unblocked. In this case, the signal processing unit 150 (see FIG. 2) of the UI generating apparatus 100 may generate a network event signal and transmit the network event signal to the controller server 1 (see FIG. 2). This is the same as or similar to the above description, so redundant description is omitted.

As described above, the fifth user interface screen 50 functions to assist the fourth user interface screen 40, and the presence / absence of the output and the form of the output may be changed according to the gesture of the predetermined user. In the following Table 1, a UI implementation that depends on the user action on the block button 141-1 of the fourth user interface screen 40 is illustrated. It should be noted that the following Table 1 is merely an example, and the UI may be implemented in various combinations.

User Interface Target User Gestures Perform Action Block button Select a specific network device image and drag and drop to select the block button Blocks all flows through that network device Select the first network device image and select the block button The list of network devices that have been blocked so far and the unblocked items are output through the fifth user interface screen Drag-and-drop the selected block with the selected first flow-priority image selected Blocked the flow Select the first flow-priority image and select the block button The flow information (source IP, destination IP, blocking time) blocked until now and the unblocking item are outputted through the fifth user interface screen

Meanwhile, the present invention can additionally provide a method for an electronic device including a display to create a user interface screen for management of a software defined network. The user interface providing method includes the same structural features as the detailed operation of the user interface generating apparatus according to the embodiments of the present invention described with reference to FIG. 2 to FIG. 14, so that redundant description will be omitted. The user interface providing method may be implemented as a computer-readable code or a program on a computer-readable recording medium. Here, the computer-readable recording medium may include any type of recording device that stores data that can be read by a computer system, and may be a computer readable code distributed in a distributed manner to a computer system connected to the network Stored and executed.

As described above, the embodiments of the present invention can provide a user interface generation method and apparatus for making SDN management easier and more efficient. The user interface generation method and apparatus can provide a user interface for inquiring and controlling network equipment, flow, and the like in a visualized form, thereby contributing to a user intuitively and easily performing network management.

Embodiments of the present invention have been described above. However, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the appended claims. It will be understood that various modifications may be made in the invention, and that such modifications are also included within the scope of the present invention.

100: UI generating device 110:
120: first UI generation unit 130: second UI generation unit
140: Third UI generation unit 150: Signal processing unit
160: display unit 121: first network equipment image
122: first link line image 123: first flow priority image
124: second flow priority image 131: second network equipment image
132: second link line image 132a: flow image
141: User interface target 10: First user interface screen
11: Flow interface screen 20: Second user interface screen
30: Third user interface screen 40: Fourth user interface screen
50: fifth user interface screen

Claims (17)

1. An apparatus for generating a user interface screen for management of a software defined network,
Network topology information and flow information, said flow information including: a source IP of a flow, a destination IP, and a traffic size;
A first network device image and a first link line image representing a link between the network device and a first network device image respectively corresponding to one or more network devices included in the network based on the topology information, A first UI generation unit for generating and displaying a first user interface screen in a network topology including a user interface object; And
Generating a second user interface screen including a second network device image that is visually distinguished from the first network device image by receiving information of the selected network device upon receiving an input for selecting the first network device image, When receiving an input for selecting a link line image, information of a flow included in the selected link and the selected link, path information of one or more flows present in the selected link, and traffic size information of the flow, And a second UI generator for generating and displaying a third user interface screen including a second link line image that is visually distinguishable from the image and the second network equipment image and the second link line image are user interface objects ,
Wherein the second link line image comprises a flow image corresponding to one or more flows included in the selected link, the flow image being a user interface object, and upon receiving an input for selecting any of the flow images, 1 UI generation unit is a first flow line image corresponding to a flow corresponding to the selected flow image, the first flow line image is a user interface object, and the first flow line image is visually distinguished from the first link line image, Into a user interface.
The method according to claim 1,
Wherein the first UI generation unit further generates and displays a flow interface screen including a flow list representing the flow information corresponding to at least one flow included in the network and the flow list being a user interface object,
Upon receiving an input for selecting any flow information included in the flow list, converting the first link line images corresponding to the flow corresponding to the flow information selected on the first user interface screen to the first flow priority image A user interface generation device.
The method according to claim 1,
The information of the network equipment includes port information of the corresponding network equipment, in-traffic information per port, out-traffic information per port, and flow information of the network equipment,
Wherein the second network device image comprises a body image of the selected network device, a port image of the network device, and a line image representing a flow through the network device,
Wherein the second UI generation unit displays IP information and traffic information of the flow when receiving the input for selecting the line image.
The method according to claim 1,
Receiving an input for selecting the first flow-priority image and, while the input is maintained,
When the first UI generator further receives an input according to the predetermined first gesture for any one of the plurality of the first network device images, the first UI generator transmits the selected first network device image through the selected flow based on the network information The second flow prioritized image associated with the expected bypass path when the second flow prioritized image is visually distinct from the first flow prioritized image and displaying the second flow preferential image together with the first flow prioritized image, Displays both the current route and the bypass route,
Wherein the method further comprises the steps of: when receiving further the input according to the first gesture followed by a predetermined second gesture for the first network device image, the second gesture being distinct from the first gesture; Further comprising: a signal processor for generating a network event signal for changing the current path to the bypass path and transmitting the network event signal to the SDN controller.
The method according to claim 1,
Further comprising a third UI generator for generating and displaying a fourth user interface screen including a plurality of user interface objects when receiving an input for selecting the first network equipment image or the first flow priority image,
Wherein the third UI generation unit additionally generates and displays a fifth user interface screen corresponding to the predetermined user interface object when receiving an input according to a predetermined gesture with respect to the user interface target.
The method of claim 5,
Wherein the fourth user interface screen displays the user interface target in a different format according to the selection of the first network device image or the first flow priority image.
The method of claim 5,
And generating a network event signal according to a predetermined process and transmitting the generated network event signal to the SDN controller when receiving an input according to a predetermined gesture on the fourth user interface screen or the fifth user interface screen, Device.
CLAIMS What is claimed is: 1. A method for creating a user interface screen in an electronic device including a display for management of a software defined network,
Network topology information and flow information, said flow information comprising: receiving network information including a source IP of a flow, a destination IP, and a traffic size;
A first network device image and a first link line image representing a link between the network device and a first network device image respectively corresponding to one or more network devices included in the network based on the topology information, Creating and displaying a first user interface screen with a network topology including a user interface object;
Generating a second user interface screen including a second network device image that is visually distinguishable from the first network device image upon receiving an input for selecting the first network device image;
When receiving an input for selecting the first link line image, information of a flow included in the selected link and the selected link, path information of one or more flows existing in the selected link, and traffic size information of the flow, Creating and displaying a third user interface screen including a second link line image visually distinct from the first link line image, the second network device image and the second link line image being a user interface object; And
Wherein the second link line image comprises a flow image corresponding to one or more flows included in the selected link, the flow image being a user interface object, upon receipt of an input for selecting any of the flow images, Converting the first link line images corresponding to the flow corresponding to the image into a first flow priority image, wherein the first flow priority image is a user interface object and visually distinct from the first link line image To create a user interface.
The method of claim 8,
Further comprising: generating and displaying a flow interface screen including a flow list representing the flow information corresponding to at least one flow included in the network, the flow list being a user interface object; And
Upon receiving an input for selecting any flow information included in the flow list, converting the first link line images corresponding to the flow corresponding to the flow information selected on the first user interface screen to the first flow priority image Further comprising the steps of:
The method of claim 8,
When receiving an input for selecting the first flow priority image and additionally receiving an input according to a predetermined first gesture for any one of a plurality of the first network equipment images with the input maintained, A second flow prioritized image associated with a bypass path that is expected when the selected flow based on the selected first network device image is visually distinguished from the first flow priority image Displaying both the current path and the detour path of the selected flow by displaying the first flow first image together with the first flow priority image; And
Wherein the method further comprises the steps of: when receiving further the input according to the first gesture followed by a predetermined second gesture for the first network device image, the second gesture being distinct from the first gesture; Generating a network event signal that changes the current path to the bypass path, and transmitting the network event signal to the SDN controller.
The method of claim 8,
Generating and displaying a fourth user interface screen including a plurality of user interface objects when receiving an input for selecting the first network equipment image or the first flow priority image; And
Further comprising generating and displaying a fifth user interface screen corresponding to a predetermined user interface target when receiving an input according to a predetermined gesture with respect to the user interface target.
The method of claim 11,
Generating a network event signal according to a predetermined process and transmitting the generated network event signal to an SDN controller when receiving an input according to a predetermined gesture on the fourth user interface screen or the fifth user interface screen, .
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KR102310543B1 (en) * 2021-06-24 2021-10-08 주식회사 애자일소다 Apparatus and method for creating user interface

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JP2013210932A (en) * 2012-03-30 2013-10-10 Japan Research Institute Ltd System visualization method

Patent Citations (1)

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JP2013210932A (en) * 2012-03-30 2013-10-10 Japan Research Institute Ltd System visualization method

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Publication number Priority date Publication date Assignee Title
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