KR101118598B1 - Method of managing different level of automated network connection - Google Patents

Abstract

The present invention provides a circuit connection management method of an automatic switching optical network management system, the method comprising: displaying a plurality of circuit connection menus provided with various levels of automation, and a circuit connection method of one of the displayed circuit connection menus. If selected, the circuit connection management method may include providing a circuit connection by the selected one of the circuit connection methods.

Network connection, management

Description

{METHOD OF MANAGING DIFFERENT LEVEL OF AUTOMATED NETWORK CONNECTION}

The present invention relates to a circuit connection management method, and more particularly, to a circuit connection management method that can provide various connection functions by adjusting the automation level of circuit connection according to a user's needs in an automatic switched optical network system. will be.

The present invention is derived from a study conducted as a part of the IT growth engine technology development project of the Ministry of Knowledge Economy and the Ministry of Information and Telecommunication Research and Development. [Task Management No .: 2008-S-010-01, Title: Multi-layer Optical Network Control Platform] Technology development]

The Automatic Switched Optical Network (ASON) system is an intelligent optical transmission network consisting of an optical cross-connect system (OXC), and is an optical internetworking forum (OIF: Optical) for automatic line setting in units of 45M. It has a UNI signaling interface defined by the Internetworking Forum.

Automated Switching Optical Network (ASON) systems enable high-speed, high-capacity communications by providing dynamic wavelength switching and multi-transmission technology, and in particular, by adopting technologies that increase bandwidth utilization efficiency and ultimately by accommodating Gigabit Ethernet packet data. It is a device for period transmission that meets the needs of the information society, including Internet users.

1 is an internal configuration diagram of an automatic switching optical network management system.

Referring to FIG. 1, the automatic switching optical network management system includes a global resource management function (GRMF) (S13) that is a resource configuration management object unit, a global connection management function (GCMF) (S14) that is a circuit connection management object unit, and a failure management object unit. A global fault management function (GFMF) (S15), a communication function (COMF) (S16) that is an administrator communication unit, and a graphic user interface function (S12) may be included.

In the resource configuration management object unit S13, there are objects that can be received by the integrated transport network device management subsystem and objects related to facilities and state control functions of the hardware configuring the same. The failure management object unit S15 may recognize and report a failure of a network and a network element, and perform a function related to a diagnosis and recovery effort. In addition, configuration, failure, and line management functions of the element management subsystem (EMS) may be performed by the operator's command transmission and status display through the GUIF (S12). The network line management system S14 may perform a function of managing connections between nodes.

In such an automatic switching optical network management system, since an actual operator automatically manages a path even when a user wants to select various circuit connection functions, it is difficult to perform connection setting reflecting a practical situation.

An object of the present invention is to provide a circuit connection management method capable of providing various connection functions by adjusting the automation level of the circuit connection according to the needs of the user.

The present invention provides a circuit connection management method of an automatic switching optical network management system, the method comprising: displaying a plurality of circuit connection menus, and when one of the displayed circuit connection menus is selected, the selected one circuit is selected. It is possible to provide a circuit connection management method comprising the step of performing a circuit connection by a connection method.

The menu displayed in the displaying of the plurality of circuit connection menus may include circuit automatic connection, port designation connection, and route designation connection.

The step of proceeding with the line connection may include receiving a start node, an end node, and a bandwidth selected by a user when the line automatic connection is selected; Selecting one path calculation algorithm according to the network and the situation of each system resource; And configuring the shortest path corresponding to the start node, the end node, and the bandwidth through the selected path calculation algorithm.

The step of selecting the one path calculation algorithm is a first-fit algorithm for simple operation in a small network, and randomly for a good response and path even if it is not optimally assigned. Constraints algorithm when calculating the shortest distance algorithm applying the random policy algorithm with different weights of repeater nodes, etc., and minimum load when the load of nodes on the path is minimized. You can select the Minimum Loaded Path First algorithm.

The step of performing the line connection may include displaying a start node for the user to select when the port assignment connection is selected, displaying an available port at the start node selected by the user, and displaying the end node. Displaying a selectable port, displaying an available port at an end node selected by the user, and if one port among the available ports of the displayed start node and one port of the end node are designated, the designated port is designated. The method may include configuring a path by allocating a wavelength having a predetermined bandwidth for one port of the start node and one port of the end node.

The step of performing the line connection may include displaying a start node and an end node for the user to select when the routing connection is selected, displaying a path available at the start node selected by the user, And when the current node, which is an end of the selected one of the available paths, reaches the end node selected by the user, configuring the path by the path selected by the user.

If the current node that is the end of the selected one of the available paths does not reach the end node selected by the user, the method may further include displaying the path available at the current node before configuring the path. have.

If the current node, which is the end of the selected one of the available paths, reaches the end node selected by the user, further comprising: selecting whether to set a spare path; and when selecting a spare path, It may proceed to display the path available in the start node selected by the user.

According to the present invention, it is possible to provide various connection functions by adjusting the automation level of the line connection according to the needs of the user, thereby selectively using various levels of the line connection.

Hereinafter, with reference to the accompanying drawings will be described in detail the present invention.

2 is a flowchart showing a line connection management method according to an embodiment of the present invention.

Referring to FIG. 2, the line connection management method according to the present embodiment includes displaying a plurality of line connection menus (S101), and when one line connection method is selected from the displayed line connection menus, the selected one. In step S102, the line connection may be performed by a line connection method. The present embodiment may be a line connection management method in which a user can dynamically set a transmission path of an optical network in an automatic switching optical network management system that performs a line management function.

In the displaying of the plurality of line connection menus (S101), a line connection menu including line automatic connection, port designation connection, and routing connection may be displayed. In the present embodiment, by allowing the user to select one of the displayed line connection menus, various connection functions can be provided by adjusting the automation level according to the needs of the user. That is, it can be provided from the path auto connection which completely calculates the path by setting only two end points and the bandwidth, and the line connection when the path is designated and the specific port in the node. There is an advantage in that various levels can be selectively used.

If one line connection method is selected from the displayed line connection menu, the line connection may be performed by the selected one line connection method (S102).

In the present embodiment, the step S102 of proceeding with the line connection, when the line automatic connection S10 is selected, displays a start node, an end node, and a bandwidth selection screen or menu, such that a start node desired by the user, Easily selecting the end node and the bandwidth (S11), Selecting and driving one path calculation algorithm among various path calculation algorithms according to the situation of the network and each system resource (S12, S13), Selected path In operation S14, a shortest path corresponding to the start node, the end node, and the bandwidth selected by the user through the calculation algorithm may be configured.

In the displaying of the start node, the end node, and the bandwidth selection screen or menu, the start node, the end node, and the bandwidth for the selection may be simultaneously displayed or sequentially displayed.

In this embodiment, various path computation algorithms such as First-Fit, Random Policy, Constraint, Minimum Loaded Path First, etc. are provided for optimal operation, Choose one algorithm depending on the situation.

For example, the shortest distance using the first-fit algorithm for simple operation in a small network, and the random policy algorithm for applying a good response and path without the optimal allocation. Constraints algorithm is used to calculate algorithms with different weights of repeater nodes, etc. Minimum Load Path First to minimize loads when node load sharing is desired. Each algorithm can be selected.

In this circuit connection method, the user can specify the start node, end node, and bandwidth only to perform the shortest path search. Thus, the user can take a minimum input operation.

In the present embodiment, the step of proceeding with the line connection (S102), if the port-specific connection (S20) is selected, displaying the start node for the user to select (S21), in the start node selected by the user Displaying an available port (S21), displaying an end node for the user to select (S22), displaying an available port at an end node selected by the user (S22), and an available port of the start node If one port and one of the available ports of the end node are designated, a step of configuring a path by allocating a wavelength having a predetermined bandwidth for one port of the designated start node and one port of the end node (S23) can do.

In this circuit connection method, the user can directly select the available ports at the start node and end node instead of specifying the bandwidth. If a port is designated by the automatic circuit connection method, it may be necessary to confirm which port is allocated, and a case where a desired port may be used may occur. Therefore, if an available port is designated, the bandwidth is automatically set according to a preset value, and a procedure of allocating a wavelength according to the available ports selected from the start node and the end node can be performed. This method can provide the user's management convenience by providing the management of the situation of the physical port.

In the present embodiment, the step (S102) of proceeding with the line connection, if the routed connection (S30) is selected, displaying the start node and the end node for the user to select (S31), selected by the user Displaying the path available at the start node (S32), and when the current node that is the end of the selected one of the available paths reaches the end node selected by the user, the path is selected by the path selected by the user. It may comprise a step (S36) to configure.

If the current node, which is the end of the selected one of the available paths, does not reach the selected end node by the user (S34), before the step of constructing the path, displaying the path available in the current node further. It may include.

When operating a circuit management system, not only the shortest path is necessary but also the path setting that provides line efficiency while allowing and bypassing node overlap. In this circuit connection method, the user can specify the path for this purpose.

If the current node, which is an end of the selected one of the available paths, reaches the end node selected by the user, the method further includes a step (S35) of selecting whether to set a spare path. In step S32, the path available in the start node selected by the user may be displayed.

3 is a conceptual diagram for explaining a line automatic connection method in the line connection management method according to the embodiment of the present invention.

Referring to FIG. 3, in the path connection management method according to the present embodiment, the start node, the end node, and the bandwidth are displayed for the user to select, and thus the user can select the start node, the end node, and the bandwidth. In this embodiment, a plurality of start nodes a1, a2, a3, a4 and a plurality of end nodes d1, d2, d3, d4 are displayed, and one of the start nodes a1 and end nodes d2 is displayed. ) May be selected.

As such, when the start node a1 and the end node d2 are selected, and the bandwidth is selected, the path may be configured to search for the available wavelength between the start node and the end node and set the shortest path. In this embodiment, one path can be set via the second intermediate node b3 and the third intermediate node c2.

4 is a conceptual diagram illustrating a port assignment connection method in the line connection management method according to the embodiment of the present invention.

Referring to FIG. 4, in the route connection management method according to the present embodiment, a start node is first displayed for a user to select, and an available port is displayed on a start node selected by the user so that the user selects one available port. can do. In this embodiment, one of the four start nodes a1, a2, a3, and a4 that is displayed is selected, and four ports p1, p2, p3, and p4 are displayed on the selected start node. If one of these ports (p2) can be selected.

In the route connection management method according to the present embodiment, the end node can be displayed for the user to select and the available port is displayed on the end node selected by the user so that the user can select one available port. When an available port is selected in the start node and an available port is selected in the end node, a path may be configured by allocating a wavelength having a predetermined bandwidth for one port of the selected start node and one port of the end node. In the present embodiment, one end node d2 of four end nodes d1, d2, d3, and d4 is selected, and one port p3 of three ports p1, p2, and p3 in the end node is selected. Was selected. Accordingly, a path may be established through the second intermediate node b2 and the third intermediate node c3.

The end node selection and the selection of the available port at the end node may be performed depending on the start node selection and the selection of the available port at the start node, or the two steps may be performed independently.

FIG. 5 is a conceptual diagram for explaining a route designation connection method in a route connection management method according to an embodiment of the present invention. FIG.

In the path connection management method according to the present embodiment, the start node and the end node are first displayed for the user to select, and the user can select one start node and one end node. In the present embodiment, one start node a1 of four start nodes a1, a2, a3, and a4 is selected, and one end node d2 of four end nodes d1, d2, d3, and d4 is selected. Can be selected by the user.

When one start node is selected by the user, a path available in the selected start node is displayed, and the user may select one of the available paths. That is, the paths ①, ②, ③, and ④ available from the selected start node a1 to the second nodes b1, b2, b3, b4, b5, and b6 are displayed, and one of the available paths is displayed. The path ③ can be selected by the user. If the node b3 selected in the second node is not the end node d2 selected by the user, the paths ⑤, ⑥, available from the current node b3 to the third nodes c1, c2, c3, and c4. ⑦) is displayed, and the user can select one route (⑤). If the node (c2) selected in the third node is not the end node (d2) selected by the user, the paths (8, 9, 9) available from the current node (c2) to the end nodes (d1, d2, d3, d4). ), The user can select one path (⑨). Since the end of the selected path is the end node selected by the user, the main path may be configured by the path selected by the user.

In the present embodiment, when the current node, which is the end of the selected one of the available paths, reaches the end node selected by the user, the user may select whether to set the spare path. When the user selects to set a preliminary route, the available paths ①, ②, and ④ are displayed on the start node a1 selected by the user, and the user can select one route. The preliminary path from the end of the selected path to the selected end node d2 may be configured in such a manner as to display the available path. In the setting of the preliminary route, the displaying of the available route may be displayed as an available route except for the route selected in the main route setting step.

It is intended that the invention not be limited by the foregoing embodiments and the accompanying drawings, but rather by the claims appended hereto. It will be apparent to 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 invention as defined by the appended claims. something to do.

1 is an internal configuration diagram of an automatic switching optical network management system according to the prior art.

2 is a flowchart showing a line connection management method according to an embodiment of the present invention.

3 is a conceptual diagram illustrating a line automatic connection method in the path connection management method according to an embodiment of the present invention.

4 is a conceptual diagram illustrating a port assignment connection method in the path connection management method according to an embodiment of the present invention.

FIG. 5 is a conceptual diagram for explaining a route designation connection method in a route connection management method according to an embodiment of the present invention. FIG.

Claims (8)

In the line connection management method of the automatic switching optical network management system, Displaying a plurality of circuit connection menus; And If one line connection method of the displayed line connection menu is selected, the step of performing a line connection by the selected one line connection method, The menu displayed in the step of displaying the plurality of circuit connection menu, Automatic line connection; Port assignment; And A circuit connection management method comprising a routing connection. delete The method of claim 1, The step of proceeding with the line connection, If the automatic line connection is selected, Receiving a start node, an end node, and a bandwidth selected by a user; Selecting one path calculation algorithm according to the network and the situation of each system resource; And Configuring a shortest path corresponding to the start node, the end node, and the bandwidth through the selected path calculation algorithm Line connection management method comprising a. 4. The method of claim 3, wherein selecting the one path computation algorithm First-Fit algorithm for simple operation in a small network, and shortest distance algorithm using a random policy algorithm for applying a good response and path even if it is not optimal allocation. Constraints algorithm for calculating the weight of the repeater nodes, etc., and Minimum Loaded Path First algorithm for minimizing the load for the node load sharing. Selecting a line connection management method. The method of claim 1, The step of proceeding with the line connection, If the port designation connection is selected, Displaying a start node for the user to select; Displaying the available ports at the start node selected by the user; Displaying an end node for the user to select; Displaying available ports at the end node selected by the user; And If one port among the available ports of the displayed start node and one port among the available ports of the end node are designated, a path having a predetermined bandwidth is assigned to one port of the designated start node and one port of the end node. Steps to Configure Line connection management method comprising a. The method of claim 1, The step of proceeding with the line connection, If the routing connection is selected, Displaying a start node and an end node for user selection; Displaying the paths available at the start node selected by the user; Constructing a path by the path selected by the user when the current node, which is an end of the selected one of the available paths, reaches the end node selected by the user; Line connection management method comprising a. The method of claim 6, If the current node that is the end of the selected one of the available paths does not reach the end node selected by the user, Before the step of constructing the route, Displaying the paths available at the current node; Line connection management method further comprising. The method of claim 6, If the current node that is the end of the selected one of the available paths reaches the end node selected by the user, Selecting whether to set a spare path; More, If you choose to set up a spare route, And displaying the path available at the start node selected by the user.

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